diff options
Diffstat (limited to 'libAACenc/src')
72 files changed, 1104 insertions, 527 deletions
diff --git a/libAACenc/src/aacEnc_ram.cpp b/libAACenc/src/aacEnc_ram.cpp index 9366235..be3eea2 100644 --- a/libAACenc/src/aacEnc_ram.cpp +++ b/libAACenc/src/aacEnc_ram.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -89,13 +89,13 @@ amm-info@iis.fraunhofer.de ******************************************************************************/ /*! \file - \brief Memory layout + \brief Memory layout \author Markus Lohwasser */ #include "aacEnc_ram.h" - C_ALLOC_MEM (AACdynamic_RAM, FIXP_DBL, AAC_ENC_DYN_RAM_SIZE/sizeof(FIXP_DBL)) + C_AALLOC_MEM (AACdynamic_RAM, FIXP_DBL, AAC_ENC_DYN_RAM_SIZE/sizeof(FIXP_DBL)) /* Static memory areas, must not be overwritten in other sections of the decoder ! @@ -119,12 +119,12 @@ C_ALLOC_MEM (Ram_aacEnc_AacEncoder, AAC_ENC, 1) PsyInputBuffer. */ -C_ALLOC_MEM2 (Ram_aacEnc_PsyElement, PSY_ELEMENT, 1, (6)) +C_ALLOC_MEM2 (Ram_aacEnc_PsyElement, PSY_ELEMENT, 1, (8)) C_ALLOC_MEM (Ram_aacEnc_PsyInternal, PSY_INTERNAL, 1) -C_ALLOC_MEM2 (Ram_aacEnc_PsyStatic, PSY_STATIC, 1, (6)) +C_ALLOC_MEM2 (Ram_aacEnc_PsyStatic, PSY_STATIC, 1, (8)) -C_ALLOC_MEM2 (Ram_aacEnc_PsyInputBuffer, INT_PCM, MAX_INPUT_BUFFER_SIZE, (6)) +C_ALLOC_MEM2 (Ram_aacEnc_PsyInputBuffer, INT_PCM, MAX_INPUT_BUFFER_SIZE, (8)) PSY_DYNAMIC *GetRam_aacEnc_PsyDynamic (int n, UCHAR* dynamic_RAM) { FDK_ASSERT(dynamic_RAM!=0); @@ -139,8 +139,8 @@ C_ALLOC_MEM2 (Ram_aacEnc_PsyInputBuffer, INT_PCM, MAX_INPUT_BUFFER_SIZE, (6)) */ C_ALLOC_MEM2 (Ram_aacEnc_PsyOut, PSY_OUT, 1, (1)) -C_ALLOC_MEM2 (Ram_aacEnc_PsyOutElements, PSY_OUT_ELEMENT, 1, (1)*(6)) -C_ALLOC_MEM2 (Ram_aacEnc_PsyOutChannel, PSY_OUT_CHANNEL, 1, (1)*(6)) +C_ALLOC_MEM2 (Ram_aacEnc_PsyOutElements, PSY_OUT_ELEMENT, 1, (1)*(8)) +C_ALLOC_MEM2 (Ram_aacEnc_PsyOutChannel, PSY_OUT_CHANNEL, 1, (1)*(8)) /* @@ -155,8 +155,8 @@ C_ALLOC_MEM2 (Ram_aacEnc_PsyOutChannel, PSY_OUT_CHANNEL, 1, (1)*(6)) C_ALLOC_MEM (Ram_aacEnc_QCstate, QC_STATE, 1) C_ALLOC_MEM (Ram_aacEnc_AdjustThreshold, ADJ_THR_STATE, 1) -C_ALLOC_MEM2 (Ram_aacEnc_AdjThrStateElement, ATS_ELEMENT, 1, (6)) -C_ALLOC_MEM2 (Ram_aacEnc_ElementBits, ELEMENT_BITS, 1, (6)) +C_ALLOC_MEM2 (Ram_aacEnc_AdjThrStateElement, ATS_ELEMENT, 1, (8)) +C_ALLOC_MEM2 (Ram_aacEnc_ElementBits, ELEMENT_BITS, 1, (8)) C_ALLOC_MEM (Ram_aacEnc_BitCntrState, BITCNTR_STATE, 1) INT *GetRam_aacEnc_BitLookUp(int n, UCHAR* dynamic_RAM) { @@ -175,7 +175,7 @@ C_ALLOC_MEM (Ram_aacEnc_BitCntrState, BITCNTR_STATE, 1) */ C_ALLOC_MEM2 (Ram_aacEnc_QCout, QC_OUT, 1, (1)) -C_ALLOC_MEM2 (Ram_aacEnc_QCelement, QC_OUT_ELEMENT, 1, (1)*(6)) +C_ALLOC_MEM2 (Ram_aacEnc_QCelement, QC_OUT_ELEMENT, (1), (8)) QC_OUT_CHANNEL *GetRam_aacEnc_QCchannel (int n, UCHAR* dynamic_RAM) { FDK_ASSERT(dynamic_RAM!=0); return ((QC_OUT_CHANNEL*) (dynamic_RAM + P_BUF_0 + n*sizeof(QC_OUT_CHANNEL))); diff --git a/libAACenc/src/aacEnc_ram.h b/libAACenc/src/aacEnc_ram.h index 918e279..cf7da7c 100644 --- a/libAACenc/src/aacEnc_ram.h +++ b/libAACenc/src/aacEnc_ram.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -118,7 +118,7 @@ amm-info@iis.fraunhofer.de */ /* define hBitstream size: max AAC framelength is 6144 bits/channel */ -/*#define BUFFER_BITSTR_SIZE ((6400*(6)/bbWordSize) +((bbWordSize - 1) / bbWordSize))*/ +/*#define BUFFER_BITSTR_SIZE ((6400*(8)/bbWordSize) +((bbWordSize - 1) / bbWordSize))*/ struct AAC_ENC { @@ -173,7 +173,7 @@ struct AAC_ENC { ++++++++++++++++++++++++++++++++++++++++++++ */ -#define BUF_SIZE_0 ( ALIGN_SIZE(sizeof(QC_OUT_CHANNEL)*(6)) ) +#define BUF_SIZE_0 ( ALIGN_SIZE(sizeof(QC_OUT_CHANNEL)*(8)) ) #define BUF_SIZE_1 ( ALIGN_SIZE(maxSize(sizeof(PSY_DYNAMIC), \ (BIT_LOOK_UP_SIZE+MERGE_GAIN_LOOK_UP_SIZE))) ) diff --git a/libAACenc/src/aacEnc_rom.cpp b/libAACenc/src/aacEnc_rom.cpp index 48ba668..0cdf5fe 100644 --- a/libAACenc/src/aacEnc_rom.cpp +++ b/libAACenc/src/aacEnc_rom.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/aacEnc_rom.h b/libAACenc/src/aacEnc_rom.h index f25d327..37e5012 100644 --- a/libAACenc/src/aacEnc_rom.h +++ b/libAACenc/src/aacEnc_rom.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/aacenc.cpp b/libAACenc/src/aacenc.cpp index d3f36aa..569662b 100644 --- a/libAACenc/src/aacenc.cpp +++ b/libAACenc/src/aacenc.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -393,7 +393,7 @@ AAC_ENCODER_ERROR FDKaacEnc_Initialize(HANDLE_AAC_ENC hAacEnc, /******************* sanity checks *******************/ /* check config structure */ - if (config->nChannels < 1 || config->nChannels > (6)) { + if (config->nChannels < 1 || config->nChannels > (8)) { return AAC_ENC_UNSUPPORTED_CHANNELCONFIG; } @@ -558,6 +558,13 @@ AAC_ENCODER_ERROR FDKaacEnc_Initialize(HANDLE_AAC_ENC hAacEnc, qcInit.channelMapping = &hAacEnc->channelMapping; qcInit.sceCpe = 0; + if ((config->bitrateMode>=1) && (config->bitrateMode<=5)) { + qcInit.averageBits = (averageBitsPerFrame+7)&~7; + qcInit.bitRes = MIN_BUFSIZE_PER_EFF_CHAN*cm->nChannelsEff; + qcInit.maxBits = MIN_BUFSIZE_PER_EFF_CHAN*cm->nChannelsEff; + qcInit.minBits = 0; + } + else { int maxBitres; qcInit.averageBits = (averageBitsPerFrame+7)&~7; @@ -571,6 +578,8 @@ AAC_ENCODER_ERROR FDKaacEnc_Initialize(HANDLE_AAC_ENC hAacEnc, qcInit.minBits = (config->minBitsPerFrame!=-1) ? fixMax(qcInit.minBits, config->minBitsPerFrame) : qcInit.minBits; } + qcInit.sampleRate = config->sampleRate; + qcInit.advancedBitsToPe = isLowDelay(config->audioObjectType) ? 1 : 0 ; qcInit.nSubFrames = config->nSubFrames; qcInit.padding.paddingRest = config->sampleRate; diff --git a/libAACenc/src/aacenc.h b/libAACenc/src/aacenc.h index 942f686..87fc3e8 100644 --- a/libAACenc/src/aacenc.h +++ b/libAACenc/src/aacenc.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -113,7 +113,7 @@ typedef enum { /* initialization errors */ aac_enc_init_error_start = 0x2000, AAC_ENC_INVALID_HANDLE = 0x2020, /*!< The handle passed to the function call was invalid (probably NULL). */ - AAC_ENC_INVALID_FRAME_LENGTH = 0x2080, /*!< Invalid frame length (must be 1024 or 960). */ + AAC_ENC_INVALID_FRAME_LENGTH = 0x2080, /*!< Invalid frame length. */ AAC_ENC_INVALID_N_CHANNELS = 0x20e0, /*!< Invalid amount of audio input channels. */ AAC_ENC_INVALID_SFB_TABLE = 0x2140, /*!< Internal encoder error. */ @@ -154,7 +154,7 @@ typedef enum { #define ANC_DATA_BUFFERSIZE 1024 /* ancBuffer size */ -#define MAX_TOTAL_EXT_PAYLOADS (((6) * (1)) + (2+2)) +#define MAX_TOTAL_EXT_PAYLOADS (((8) * (1)) + (2+2)) typedef enum { @@ -204,6 +204,8 @@ struct AACENC_CONFIG { INT maxBitsPerFrame; /* maximum number of bits in AU */ INT bitreservoir; /* size of bitreservoir */ + UINT sbrRatio; /* sbr sampling rate ratio: dual- or single-rate */ + UCHAR useTns; /* flag: use temporal noise shaping */ UCHAR usePns; /* flag: use perceptual noise substitution */ UCHAR useIS; /* flag: use intensity coding */ diff --git a/libAACenc/src/aacenc_hcr.cpp b/libAACenc/src/aacenc_hcr.cpp index 91c46a9..316623a 100644 --- a/libAACenc/src/aacenc_hcr.cpp +++ b/libAACenc/src/aacenc_hcr.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/aacenc_hcr.h b/libAACenc/src/aacenc_hcr.h index 257459c..934247a 100644 --- a/libAACenc/src/aacenc_hcr.h +++ b/libAACenc/src/aacenc_hcr.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/aacenc_lib.cpp b/libAACenc/src/aacenc_lib.cpp index 07cfddc..49f8225 100644 --- a/libAACenc/src/aacenc_lib.cpp +++ b/libAACenc/src/aacenc_lib.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -97,8 +97,8 @@ amm-info@iis.fraunhofer.de /* Encoder library info */ #define AACENCODER_LIB_VL0 3 -#define AACENCODER_LIB_VL1 3 -#define AACENCODER_LIB_VL2 3 +#define AACENCODER_LIB_VL1 4 +#define AACENCODER_LIB_VL2 12 #define AACENCODER_LIB_TITLE "AAC Encoder" #define AACENCODER_LIB_BUILD_DATE __DATE__ #define AACENCODER_LIB_BUILD_TIME __TIME__ @@ -118,10 +118,12 @@ amm-info@iis.fraunhofer.de #define SBL(fl) (fl/8) /*!< Short block length (hardcoded to 8 short blocks per long block) */ #define BSLA(fl) (4*SBL(fl)+SBL(fl)/2) /*!< AAC block switching look-ahead */ #define DELAY_AAC(fl) (fl+BSLA(fl)) /*!< MDCT + blockswitching */ -#define DELAY_AACELD(fl) ( (fl) + ((fl)/2) ) /*!< ELD FB delay */ +#define DELAY_AACELD(fl) ((fl)/2) /*!< ELD FB delay (no framing delay included) */ #define INPUTBUFFER_SIZE (1537+100+2048) +#define DEFAULT_HEADER_PERIOD_REPETITION_RATE 10 /*!< Default header repetition rate used in transport library and for SBR header. */ + //////////////////////////////////////////////////////////////////////////////////// /** * Flags to characterize encoder modules to be supported in present instance. @@ -164,7 +166,8 @@ typedef struct { UCHAR userMetaDataMode; /*!< Meta data library configuration. */ - UCHAR userSbrEnabled; + UCHAR userSbrEnabled; /*!< Enable SBR for ELD. */ + UINT userSbrRatio; /*!< SBR sampling rate ratio. Dual- or single-rate. */ } USER_PARAM; @@ -212,8 +215,8 @@ struct AACENCODER AACENC_EXT_PAYLOAD extPayload [MAX_TOTAL_EXT_PAYLOADS]; /* Extension payload */ - UCHAR extPayloadData [(1)][(6)][MAX_PAYLOAD_SIZE]; - UINT extPayloadSize [(1)][(6)]; /* payload sizes in bits */ + UCHAR extPayloadData [(1)][(8)][MAX_PAYLOAD_SIZE]; + UINT extPayloadSize [(1)][(8)]; /* payload sizes in bits */ ULONG InitFlags; /* internal status to treggier re-initialization */ @@ -227,12 +230,92 @@ struct AACENCODER UINT encoder_modis; - /* Capabity flags */ + /* Capability flags */ UINT CAPF_tpEnc; } ; -//////////////////////////////////////////////////////////////////////////////////// +typedef struct +{ + ULONG samplingRate; /*!< Encoder output sampling rate. */ + ULONG bitrateRange; /*!< Lower bitrate range for config entry. */ + + UCHAR lowDelaySbr; /*!< 0: ELD sbr off, + 1: ELD sbr on */ + + UCHAR downsampledSbr; /*!< 0: ELD with dualrate sbr, + 1: ELD with downsampled sbr */ + +} ELD_SBR_CONFIGURATOR; + +/** + * \brief This table defines ELD/SBR default configurations. + */ +static const ELD_SBR_CONFIGURATOR eldSbrAutoConfigTab[] = +{ + { 48000, 0, 1, 0 }, + { 48000, 64001, 0, 0 }, + + { 44100, 0, 1, 0 }, + { 44100, 64001, 0, 0 }, + + { 32000, 0, 1, 0 }, + { 32000, 28000, 1, 1 }, + { 32000, 56000, 0, 0 }, + + { 24000, 0, 1, 1 }, + { 24000, 40000, 0, 0 }, + + { 16000, 0, 1, 1 }, + { 16000, 28000, 0, 0 } + +}; + +/* + * \brief Configure SBR for ELD configuration. + * + * This function finds default SBR configuration for ELD based on sampling rate and channel bitrate. + * Outputparameters are SBR on/off, and SBR ratio. + * + * \param samplingRate Audio signal sampling rate. + * \param channelMode Channel configuration to be used. + * \param totalBitrate Overall bitrate. + * \param eldSbr Pointer to eldSbr parameter, filled on return. + * \param eldSbrRatio Pointer to eldSbrRatio parameter, filled on return. + * + * \return - AACENC_OK, all fine. + * - AACENC_INVALID_CONFIG, on failure. + */ +static AACENC_ERROR eldSbrConfigurator( + const ULONG samplingRate, + const CHANNEL_MODE channelMode, + const ULONG totalBitrate, + UINT * const eldSbr, + UINT * const eldSbrRatio + ) +{ + AACENC_ERROR err = AACENC_OK; + int i, cfgIdx = -1; + const ULONG channelBitrate = totalBitrate / FDKaacEnc_GetChannelModeConfiguration(channelMode)->nChannelsEff; + + for (i=0; i<(sizeof(eldSbrAutoConfigTab)/sizeof(ELD_SBR_CONFIGURATOR)); i++) { + if ( (samplingRate <= eldSbrAutoConfigTab[i].samplingRate) + && (channelBitrate >= eldSbrAutoConfigTab[i].bitrateRange) ) + { + cfgIdx = i; + } + } + + if (cfgIdx != -1) { + *eldSbr = (eldSbrAutoConfigTab[cfgIdx].lowDelaySbr==0) ? 0 : 1; + *eldSbrRatio = (eldSbrAutoConfigTab[cfgIdx].downsampledSbr==0) ? 2 : 1; + } + else { + err = AACENC_INVALID_CONFIG; /* no default configuration for eld-sbr available. */ + } + + return err; +} static inline INT isSbrActive(const HANDLE_AACENC_CONFIG hAacConfig) { @@ -253,6 +336,70 @@ static inline INT isSbrActive(const HANDLE_AACENC_CONFIG hAacConfig) return ( sbrUsed ); } +static inline INT isPsActive(const AUDIO_OBJECT_TYPE audioObjectType) +{ + INT psUsed = 0; + + if ( (audioObjectType==AOT_PS) + || (audioObjectType==AOT_MP2_PS) + || (audioObjectType==AOT_DABPLUS_PS) + || (audioObjectType==AOT_DRM_MPEG_PS) ) + { + psUsed = 1; + } + + return ( psUsed ); +} + +static SBR_PS_SIGNALING getSbrSignalingMode( + const AUDIO_OBJECT_TYPE audioObjectType, + const TRANSPORT_TYPE transportType, + const UCHAR transportSignaling, + const UINT sbrRatio + ) + +{ + SBR_PS_SIGNALING sbrSignaling; + + if (transportType==TT_UNKNOWN || sbrRatio==0) { + sbrSignaling = SIG_UNKNOWN; /* Needed parameters have not been set */ + return sbrSignaling; + } else { + sbrSignaling = SIG_IMPLICIT; /* default: implicit signaling */ + } + + if ((audioObjectType==AOT_AAC_LC) || (audioObjectType==AOT_SBR) || (audioObjectType==AOT_PS) || + (audioObjectType==AOT_MP2_AAC_LC) || (audioObjectType==AOT_MP2_SBR) || (audioObjectType==AOT_MP2_PS) ) { + switch (transportType) { + case TT_MP4_ADIF: + case TT_MP4_ADTS: + sbrSignaling = SIG_IMPLICIT; /* For MPEG-2 transport types, only implicit signaling is possible */ + break; + + case TT_MP4_RAW: + case TT_MP4_LATM_MCP1: + case TT_MP4_LATM_MCP0: + case TT_MP4_LOAS: + default: + if ( transportSignaling==0xFF ) { + /* Defaults */ + if ( sbrRatio==1 ) { + sbrSignaling = SIG_EXPLICIT_HIERARCHICAL; /* For downsampled SBR, explicit signaling is mandatory */ + } else { + sbrSignaling = SIG_IMPLICIT; /* For dual-rate SBR, implicit signaling is default */ + } + } else { + /* User set parameters */ + /* Attention: Backward compatible explicit signaling does only work with AMV1 for LATM/LOAS */ + sbrSignaling = (SBR_PS_SIGNALING)transportSignaling; + } + break; + } + } + + return sbrSignaling; +} + /**************************************************************************** Allocate Encoder ****************************************************************************/ @@ -266,8 +413,12 @@ C_ALLOC_MEM (_AacEncoder, AACENCODER, 1) /* * Map Encoder specific config structures to CODER_CONFIG. */ -static -void FDKaacEnc_MapConfig(CODER_CONFIG *cc, USER_PARAM *extCfg, HANDLE_AACENC_CONFIG hAacConfig) +static void FDKaacEnc_MapConfig( + CODER_CONFIG *const cc, + const USER_PARAM *const extCfg, + const SBR_PS_SIGNALING sbrSignaling, + const HANDLE_AACENC_CONFIG hAacConfig + ) { AUDIO_OBJECT_TYPE transport_AOT = AOT_NULL_OBJECT; FDKmemclear(cc, sizeof(CODER_CONFIG)); @@ -304,17 +455,26 @@ void FDKaacEnc_MapConfig(CODER_CONFIG *cc, USER_PARAM *extCfg, HANDLE_AACENC_CON } /* Configure extension aot. */ - if (extCfg->userTpSignaling==0) { + if (sbrSignaling==SIG_IMPLICIT) { cc->extAOT = AOT_NULL_OBJECT; /* implicit */ } else { - if ( (extCfg->userTpSignaling==1) && ( (transport_AOT==AOT_SBR) || (transport_AOT==AOT_PS) ) ) { + if ( (sbrSignaling==SIG_EXPLICIT_BW_COMPATIBLE) && ( (transport_AOT==AOT_SBR) || (transport_AOT==AOT_PS) ) ) { cc->extAOT = AOT_SBR; /* explicit backward compatible */ } else { cc->extAOT = transport_AOT; /* explicit hierarchical */ } } + + if ( (transport_AOT==AOT_SBR) || (transport_AOT==AOT_PS) ) { + cc->sbrPresent=1; + if (transport_AOT==AOT_PS) { + cc->psPresent=1; + } + } + cc->sbrSignaling = sbrSignaling; + cc->extSamplingRate = extCfg->userSamplerate; cc->bitRate = hAacConfig->bitRate; cc->noChannels = hAacConfig->nChannels; @@ -335,7 +495,7 @@ void FDKaacEnc_MapConfig(CODER_CONFIG *cc, USER_PARAM *extCfg, HANDLE_AACENC_CON case TT_MP4_ADTS: case TT_MP4_LOAS: case TT_MP4_LATM_MCP1: - cc->headerPeriod = 10; + cc->headerPeriod = DEFAULT_HEADER_PERIOD_REPETITION_RATE; break; default: cc->headerPeriod = 0; @@ -351,7 +511,6 @@ void FDKaacEnc_MapConfig(CODER_CONFIG *cc, USER_PARAM *extCfg, HANDLE_AACENC_CON case AOT_MP2_SBR: case AOT_MP2_PS: cc->flags &= ~CC_MPEG_ID; /* Required for ADTS. */ - //config->userTpSignaling=0; cc->extAOT = AOT_NULL_OBJECT; break; default: @@ -411,7 +570,7 @@ AAC_ENCODER_ERROR aacEncDefaultConfig(HANDLE_AACENC_CONFIG hAacConfig, /* make reasonable default settings */ FDKaacEnc_AacInitDefaultConfig (hAacConfig); - /* clear confure structure and copy default settings */ + /* clear configuration structure and copy default settings */ FDKmemclear(config, sizeof(USER_PARAM)); /* copy encoder configuration settings */ @@ -438,7 +597,7 @@ AAC_ENCODER_ERROR aacEncDefaultConfig(HANDLE_AACENC_CONFIG hAacConfig, /* initialize transport parameters */ config->userTpType = TT_UNKNOWN; config->userTpAmxv = 0; - config->userTpSignaling = 0; /* default, implicit signaling */ + config->userTpSignaling = 0xFF; /* choose signaling automatically */ config->userTpNsubFrames = 1; config->userTpProtection = 0; /* not crc protected*/ config->userTpHeaderPeriod = 0xFF; /* header period in auto mode */ @@ -447,6 +606,14 @@ AAC_ENCODER_ERROR aacEncDefaultConfig(HANDLE_AACENC_CONFIG hAacConfig, config->userAncDataRate = 0; + /* SBR rate is set to 0 here, which means it should be set automatically + in FDKaacEnc_AdjustEncSettings() if the user did not set a rate + expilicitely. */ + config->userSbrRatio = 0; + + /* SBR enable set to -1 means to inquire ELD audio configurator for reasonable configuration. */ + config->userSbrEnabled = -1; + return AAC_ENC_OK; } @@ -481,6 +648,7 @@ INT aacEncoder_LimitBitrate( INT bitRate, const INT nSubFrames, const INT sbrActive, + const INT sbrDownSampleRate, const AUDIO_OBJECT_TYPE aot ) { @@ -490,8 +658,7 @@ INT aacEncoder_LimitBitrate( FDKaacEnc_InitChannelMapping(channelMode, CH_ORDER_MPEG, &cm); if (sbrActive) { - /* Assume SBR rate ratio of 2:1 */ - coreSamplingRate = samplingRate / 2; + coreSamplingRate = samplingRate >> (sbrEncoder_IsSingleRatePossible(aot) ? (sbrDownSampleRate-1):1); } else { coreSamplingRate = samplingRate; } @@ -506,7 +673,7 @@ INT aacEncoder_LimitBitrate( bitRate = FDKmin(576000*nChannels, bitRate); /*bitRate = FDKmax(0*nChannels, bitRate);*/ } - + /* Limit bit rate in respect to the core coder */ bitRate = FDKaacEnc_LimitBitrate( @@ -525,56 +692,58 @@ INT aacEncoder_LimitBitrate( /* Limit bit rate in respect to available SBR modes if active */ if (sbrActive) { - SBR_ELEMENT_INFO sbrElInfo[6]; - INT sbrBitRate = 0; - int e, tooBig=-1; + int numIterations = 0; + INT initialBitrate, adjustedBitrate; + initialBitrate = adjustedBitrate = bitRate; - FDK_ASSERT(cm.nElements <= (6)); + /* Find total bitrate which provides valid configuration for each SBR element. */ + do { + int e; + SBR_ELEMENT_INFO sbrElInfo[(8)]; + FDK_ASSERT(cm.nElements <= (8)); - /* Get bit rate for each SBR element */ - aacEncDistributeSbrBits(&cm, sbrElInfo, bitRate); + initialBitrate = adjustedBitrate; - for (e=0; e<cm.nElements; e++) - { - INT sbrElementBitRateIn, sbrBitRateOut; + /* Get bit rate for each SBR element */ + aacEncDistributeSbrBits(&cm, sbrElInfo, initialBitrate); - if (cm.elInfo[e].elType != ID_SCE && cm.elInfo[e].elType != ID_CPE) { - continue; - } - sbrElementBitRateIn = sbrElInfo[e].bitRate; - sbrBitRateOut = sbrEncoder_LimitBitRate(sbrElementBitRateIn , cm.elInfo[e].nChannelsInEl, coreSamplingRate, aot); - if (sbrBitRateOut == 0) { - return 0; - } - if (sbrElementBitRateIn < sbrBitRateOut) { - FDK_ASSERT(tooBig != 1); - tooBig = 0; - if (e == 0) { - sbrBitRate = 0; - } - } - if (sbrElementBitRateIn > sbrBitRateOut) { - FDK_ASSERT(tooBig != 0); - tooBig = 1; - if (e == 0) { - sbrBitRate = 5000000; - } - } - if (tooBig != -1) + for (e=0; e<cm.nElements; e++) { - INT sbrBitRateLimit = (INT)fDivNorm((FIXP_DBL)sbrBitRateOut, cm.elInfo[e].relativeBits); - if (tooBig) { - sbrBitRate = fMin(sbrBitRate, sbrBitRateLimit-16); - FDK_ASSERT( (INT)fMultNorm(cm.elInfo[e].relativeBits, (FIXP_DBL)sbrBitRate) < sbrBitRateOut); - } else { - sbrBitRate = fMax(sbrBitRate, sbrBitRateLimit+16); - FDK_ASSERT( (INT)fMultNorm(cm.elInfo[e].relativeBits, (FIXP_DBL)sbrBitRate) >= sbrBitRateOut); + INT sbrElementBitRateIn, sbrBitRateOut; + + if (cm.elInfo[e].elType != ID_SCE && cm.elInfo[e].elType != ID_CPE) { + continue; } - } - } - if (tooBig != -1) { - bitRate = sbrBitRate; - } + sbrElementBitRateIn = sbrElInfo[e].bitRate; + sbrBitRateOut = sbrEncoder_LimitBitRate(sbrElementBitRateIn , cm.elInfo[e].nChannelsInEl, coreSamplingRate, aot); + if (sbrBitRateOut == 0) { + return 0; + } + + /* If bitrates don't match, distribution and limiting needs to be determined again. + Abort element loop and restart with adapted bitrate. */ + if (sbrElementBitRateIn != sbrBitRateOut) { + + if (sbrElementBitRateIn < sbrBitRateOut) { + adjustedBitrate = fMax(initialBitrate, (INT)fDivNorm((FIXP_DBL)(sbrBitRateOut+8), cm.elInfo[e].relativeBits)); + break; + } + + if (sbrElementBitRateIn > sbrBitRateOut) { + adjustedBitrate = fMin(initialBitrate, (INT)fDivNorm((FIXP_DBL)(sbrBitRateOut-8), cm.elInfo[e].relativeBits)); + break; + } + + } /* sbrElementBitRateIn != sbrBitRateOut */ + + } /* elements */ + + numIterations++; /* restrict iteration to worst case of num elements */ + + } while ( (initialBitrate!=adjustedBitrate) && (numIterations<=cm.nElements) ); + + /* Unequal bitrates mean that no reasonable bitrate configuration found. */ + bitRate = (initialBitrate==adjustedBitrate) ? adjustedBitrate : 0; } FDK_ASSERT(bitRate > 0); @@ -624,26 +793,12 @@ AACENC_ERROR FDKaacEnc_AdjustEncSettings(HANDLE_AACENCODER hAacEncoder, case AOT_MP2_SBR: case AOT_MP2_PS: hAacConfig->usePns = 0; - if (config->userTpSignaling!=0) { - return AACENC_INVALID_CONFIG; /* only implicit signaling allowed */ - } case AOT_AAC_LC: case AOT_SBR: case AOT_PS: config->userTpType = (config->userTpType!=TT_UNKNOWN) ? config->userTpType : TT_MP4_ADTS; hAacConfig->framelength = (config->userFramelength!=(UINT)-1) ? config->userFramelength : 1024; - if (hAacConfig->framelength != 1024 && hAacConfig->framelength != 960) { - return AACENC_INVALID_CONFIG; - } - break; - case AOT_ER_AAC_LC: - hAacConfig->epConfig = 0; - hAacConfig->syntaxFlags |= AC_ER; - hAacConfig->syntaxFlags |= ((config->userErTools & 0x1) ? AC_ER_VCB11 : 0); - hAacConfig->syntaxFlags |= ((config->userErTools & 0x2) ? AC_ER_HCR : 0); - config->userTpType = (config->userTpType!=TT_UNKNOWN) ? config->userTpType : TT_MP4_LOAS; - hAacConfig->framelength = (config->userFramelength!=(UINT)-1) ? config->userFramelength : 1024; - if (hAacConfig->framelength != 1024 && hAacConfig->framelength != 960) { + if (hAacConfig->framelength != 1024) { return AACENC_INVALID_CONFIG; } break; @@ -665,7 +820,7 @@ AACENC_ERROR FDKaacEnc_AdjustEncSettings(HANDLE_AACENCODER hAacEncoder, hAacConfig->syntaxFlags |= ((config->userErTools & 0x1) ? AC_ER_VCB11 : 0); hAacConfig->syntaxFlags |= ((config->userErTools & 0x2) ? AC_ER_HCR : 0); hAacConfig->syntaxFlags |= ((config->userErTools & 0x4) ? AC_ER_RVLC : 0); - hAacConfig->syntaxFlags |= ((config->userSbrEnabled) ? AC_SBR_PRESENT : 0); + hAacConfig->syntaxFlags |= ((config->userSbrEnabled==1) ? AC_SBR_PRESENT : 0); config->userTpType = (config->userTpType!=TT_UNKNOWN) ? config->userTpType : TT_MP4_LOAS; hAacConfig->framelength = (config->userFramelength!=(UINT)-1) ? config->userFramelength : 512; if (hAacConfig->framelength != 512 && hAacConfig->framelength != 480) { @@ -676,19 +831,6 @@ AACENC_ERROR FDKaacEnc_AdjustEncSettings(HANDLE_AACENCODER hAacEncoder, break; } - /* We need the frame length to call aacEncoder_LimitBitrate() */ - hAacConfig->bitRate = aacEncoder_LimitBitrate( - NULL, - hAacConfig->sampleRate, - hAacConfig->framelength, - hAacConfig->nChannels, - hAacConfig->channelMode, - config->userBitrate, - hAacConfig->nSubFrames, - isSbrActive(hAacConfig), - hAacConfig->audioObjectType - ); - switch ( hAacConfig->audioObjectType ) { case AOT_ER_AAC_LD: case AOT_ER_AAC_ELD: @@ -696,7 +838,7 @@ AACENC_ERROR FDKaacEnc_AdjustEncSettings(HANDLE_AACENCODER hAacEncoder, hAacConfig->bitrateMode = 0; } if (config->userBitrateMode==0) { - hAacConfig->bitreservoir = 50*config->nChannels; /* default, reduced bitreservoir */ + hAacConfig->bitreservoir = 100*config->nChannels; /* default, reduced bitreservoir */ } if (hAacConfig->bitrateMode!=0) { return AACENC_INVALID_CONFIG; @@ -706,24 +848,7 @@ AACENC_ERROR FDKaacEnc_AdjustEncSettings(HANDLE_AACENCODER hAacEncoder, break; } - if (hAacConfig->epConfig >= 0) { - hAacConfig->syntaxFlags |= AC_ER; - if (((INT)hAacConfig->channelMode < 1) || ((INT)hAacConfig->channelMode > 7)) { - return AACENC_INVALID_CONFIG; /* Cannel config 0 not supported. */ - } - } - - if ( FDKaacEnc_DetermineEncoderMode(&hAacConfig->channelMode, hAacConfig->nChannels) != AAC_ENC_OK) { - return AACENC_INVALID_CONFIG; /* nChannels doesn't match chMode, this is just a check-up */ - } - - if ( (hAacConfig->nChannels > hAacEncoder->nMaxAacChannels) - || ( (FDKaacEnc_GetChannelModeConfiguration(hAacConfig->channelMode)->nChannelsEff > hAacEncoder->nMaxSbrChannels) && - isSbrActive(hAacConfig) ) - ) - { - return AACENC_INVALID_CONFIG; /* not enough channels allocated */ - } + hAacConfig->bitRate = config->userBitrate; /* get bitrate in VBR configuration */ if ( (hAacConfig->bitrateMode>=1) && (hAacConfig->bitrateMode<=5) ) { @@ -734,25 +859,92 @@ AACENC_ERROR FDKaacEnc_AdjustEncSettings(HANDLE_AACENCODER hAacEncoder, /* Set default bitrate if no external bitrate declared. */ - if (hAacConfig->bitRate==-1) { + if ( (hAacConfig->bitrateMode==0) && (config->userBitrate==(UINT)-1) ) { INT bitrate = FDKaacEnc_GetChannelModeConfiguration(hAacConfig->channelMode)->nChannelsEff * hAacConfig->sampleRate; - switch (hAacConfig->audioObjectType) + + if ( isPsActive(hAacConfig->audioObjectType) ) { + hAacConfig->bitRate = (bitrate>>1); /* 0.5 bit per sample */ + } + else if ( isSbrActive(hAacConfig) ) + { + if ( (config->userSbrRatio==2) || ((config->userSbrRatio==0)&&(hAacConfig->audioObjectType!=AOT_ER_AAC_ELD)) ) { + hAacConfig->bitRate = (bitrate + (bitrate>>2))>>1; /* 0.625 bits per sample */ + } + if ( (config->userSbrRatio==1) || ((config->userSbrRatio==0)&&(hAacConfig->audioObjectType==AOT_ER_AAC_ELD)) ) { + hAacConfig->bitRate = (bitrate + (bitrate>>3)); /* 1.125 bits per sample */ + } + } else { - case AOT_AAC_LC: hAacConfig->bitRate = bitrate + (bitrate>>1); /* 1.5 bits per sample */ - break; - case AOT_SBR: - hAacConfig->bitRate = (bitrate + (bitrate>>2))>>1; /* 0.625 bits per sample */ - break; - case AOT_PS: - hAacConfig->bitRate = (bitrate>>1); /* 0.5 bit per sample */ - break; - default: - hAacConfig->bitRate = bitrate; - break; } } + /* Initialize SBR parameters */ + if ( (hAacConfig->audioObjectType==AOT_ER_AAC_ELD) + && (config->userSbrEnabled == (UCHAR)-1) && (config->userSbrRatio==0) ) + { + UINT eldSbr = 0; + UINT eldSbrRatio = 0; + + if ( AACENC_OK!=(err=eldSbrConfigurator( + hAacConfig->sampleRate, + hAacConfig->channelMode, + hAacConfig->bitRate, + &eldSbr, + &eldSbrRatio)) ) + { + return err; + } + + hAacConfig->syntaxFlags |= ((eldSbr) ? AC_SBR_PRESENT : 0); + hAacConfig->sbrRatio = eldSbrRatio; + } + else + if ( (config->userSbrRatio==0) && (isSbrActive(hAacConfig)) ) { + /* Automatic SBR ratio configuration + * - downsampled SBR for ELD + * - otherwise always dualrate SBR + */ + hAacConfig->sbrRatio = (hAacConfig->audioObjectType==AOT_ER_AAC_ELD) ? 1 : 2; + } + else { + /* SBR ratio has been set by the user, so use it. */ + hAacConfig->sbrRatio = config->userSbrRatio; + } + + { + UCHAR tpSignaling=getSbrSignalingMode(hAacConfig->audioObjectType, config->userTpType, config->userTpSignaling, hAacConfig->sbrRatio); + + if ( (hAacConfig->audioObjectType==AOT_AAC_LC || hAacConfig->audioObjectType==AOT_SBR || hAacConfig->audioObjectType==AOT_PS) && + (config->userTpType==TT_MP4_LATM_MCP1 || config->userTpType==TT_MP4_LATM_MCP0 || config->userTpType==TT_MP4_LOAS) && + (tpSignaling==1) && (config->userTpAmxv==0) ) { + /* For backward compatible explicit signaling, AMV1 has to be active */ + return AACENC_INVALID_CONFIG; + } + + if ( (hAacConfig->audioObjectType==AOT_AAC_LC || hAacConfig->audioObjectType==AOT_SBR || hAacConfig->audioObjectType==AOT_PS) && + (tpSignaling==0) && (hAacConfig->sbrRatio==1)) { + /* Downsampled SBR has to be signaled explicitely (for transmission of SBR sampling fequency) */ + return AACENC_INVALID_CONFIG; + } + } + + + + /* We need the frame length to call aacEncoder_LimitBitrate() */ + hAacConfig->bitRate = aacEncoder_LimitBitrate( + NULL, + hAacConfig->sampleRate, + hAacConfig->framelength, + hAacConfig->nChannels, + hAacConfig->channelMode, + hAacConfig->bitRate, + hAacConfig->nSubFrames, + isSbrActive(hAacConfig), + hAacConfig->sbrRatio, + hAacConfig->audioObjectType + ); + /* Configure PNS */ if ( ((hAacConfig->bitrateMode>=1) && (hAacConfig->bitrateMode<=5)) /* VBR without PNS. */ || (hAacConfig->useTns == 0) ) /* TNS required. */ @@ -760,12 +952,32 @@ AACENC_ERROR FDKaacEnc_AdjustEncSettings(HANDLE_AACENCODER hAacEncoder, hAacConfig->usePns = 0; } + if (hAacConfig->epConfig >= 0) { + hAacConfig->syntaxFlags |= AC_ER; + if (((INT)hAacConfig->channelMode < 1) || ((INT)hAacConfig->channelMode > 7)) { + return AACENC_INVALID_CONFIG; /* Cannel config 0 not supported. */ + } + } + + if ( FDKaacEnc_DetermineEncoderMode(&hAacConfig->channelMode, hAacConfig->nChannels) != AAC_ENC_OK) { + return AACENC_INVALID_CONFIG; /* nChannels doesn't match chMode, this is just a check-up */ + } + + if ( (hAacConfig->nChannels > hAacEncoder->nMaxAacChannels) + || ( (FDKaacEnc_GetChannelModeConfiguration(hAacConfig->channelMode)->nChannelsEff > hAacEncoder->nMaxSbrChannels) && + isSbrActive(hAacConfig) ) + ) + { + return AACENC_INVALID_CONFIG; /* not enough channels allocated */ + } + /* Meta data restriction. */ switch (hAacConfig->audioObjectType) { /* Allow metadata support */ case AOT_AAC_LC: case AOT_SBR: + case AOT_PS: hAacEncoder->metaDataAllowed = 1; if (((INT)hAacConfig->channelMode < 1) || ((INT)hAacConfig->channelMode > 7)) { config->userMetaDataMode = 0; @@ -849,10 +1061,8 @@ static AACENC_ERROR aacEncInit(HANDLE_AACENCODER hAacEncoder, ((InitFlags & AACENC_INIT_CONFIG) || (InitFlags & AACENC_INIT_STATES)) ) { INT sbrError; - SBR_ELEMENT_INFO sbrElInfo[(6)]; + SBR_ELEMENT_INFO sbrElInfo[(8)]; CHANNEL_MAPPING channelMapping; - - AUDIO_OBJECT_TYPE aot = hAacConfig->audioObjectType; if ( FDKaacEnc_InitChannelMapping(hAacConfig->channelMode, hAacConfig->channelOrder, @@ -862,7 +1072,7 @@ static AACENC_ERROR aacEncInit(HANDLE_AACENCODER hAacEncoder, } /* Check return value and if the SBR encoder can handle enough elements */ - if (channelMapping.nElements > (6)) { + if (channelMapping.nElements > (8)) { return AACENC_INIT_ERROR; } @@ -881,15 +1091,17 @@ static AACENC_ERROR aacEncInit(HANDLE_AACENCODER hAacEncoder, &aacBufferOffset, &hAacConfig->nChannels, &hAacConfig->sampleRate, + &hAacConfig->sbrRatio, &frameLength, - &hAacConfig->audioObjectType, + hAacConfig->audioObjectType, &hAacEncoder->nDelay, (hAacConfig->audioObjectType == AOT_ER_AAC_ELD) ? 1 : TRANS_FAC, + (config->userTpHeaderPeriod!=0xFF) ? config->userTpHeaderPeriod : DEFAULT_HEADER_PERIOD_REPETITION_RATE, initFlag ); /* Suppress AOT reconfiguration and check error status. */ - if ( sbrError || (hAacConfig->audioObjectType!=aot) ) { + if (sbrError) { return AACENC_INIT_SBR_ERROR; } @@ -915,7 +1127,11 @@ static AACENC_ERROR aacEncInit(HANDLE_AACENCODER hAacEncoder, { UINT flags = 0; - FDKaacEnc_MapConfig(&hAacEncoder->coderConfig, config, hAacConfig); + FDKaacEnc_MapConfig( + &hAacEncoder->coderConfig, + config, + getSbrSignalingMode(hAacConfig->audioObjectType, config->userTpType, config->userTpSignaling, hAacConfig->sbrRatio), + hAacConfig); /* create flags for transport encoder */ if (config->userTpAmxv == 1) { @@ -958,7 +1174,7 @@ static AACENC_ERROR aacEncInit(HANDLE_AACENCODER hAacEncoder, INT inputDataDelay = DELAY_AAC(hAacConfig->framelength); if ( isSbrActive(hAacConfig) && hSbrEncoder!=NULL) { - inputDataDelay = 2*inputDataDelay + sbrEncoder_GetInputDataDelay(*hSbrEncoder); + inputDataDelay = hAacConfig->sbrRatio*inputDataDelay + sbrEncoder_GetInputDataDelay(*hSbrEncoder); } if ( FDK_MetadataEnc_Init(hAacEncoder->hMetadataEnc, @@ -1033,8 +1249,8 @@ AACENC_ERROR aacEncOpen( /* Determine max channel configuration. */ if (maxChannels==0) { - hAacEncoder->nMaxAacChannels = (6); - hAacEncoder->nMaxSbrChannels = (6); + hAacEncoder->nMaxAacChannels = (8); + hAacEncoder->nMaxSbrChannels = (8); } else { hAacEncoder->nMaxAacChannels = (maxChannels&0x00FF); @@ -1042,15 +1258,15 @@ AACENC_ERROR aacEncOpen( hAacEncoder->nMaxSbrChannels = (maxChannels&0xFF00) ? (maxChannels>>8) : hAacEncoder->nMaxAacChannels; } - if ( (hAacEncoder->nMaxAacChannels>(6)) || (hAacEncoder->nMaxSbrChannels>(6)) ) { + if ( (hAacEncoder->nMaxAacChannels>(8)) || (hAacEncoder->nMaxSbrChannels>(8)) ) { err = AACENC_INVALID_CONFIG; goto bail; } } /* maxChannels==0 */ /* Max number of elements could be tuned any more. */ - hAacEncoder->nMaxAacElements = fixMin((6), hAacEncoder->nMaxAacChannels); - hAacEncoder->nMaxSbrElements = fixMin((6), hAacEncoder->nMaxSbrChannels); + hAacEncoder->nMaxAacElements = fixMin((8), hAacEncoder->nMaxAacChannels); + hAacEncoder->nMaxSbrElements = fixMin((8), hAacEncoder->nMaxSbrChannels); hAacEncoder->nMaxSubFrames = (1); @@ -1108,7 +1324,7 @@ AACENC_ERROR aacEncOpen( goto bail; } else { - C_ALLOC_SCRATCH_START(pLibInfo, LIB_INFO, FDK_MODULE_LAST); + C_ALLOC_SCRATCH_START(pLibInfo, LIB_INFO, FDK_MODULE_LAST); FDKinitLibInfo( pLibInfo); transportEnc_GetLibInfo( pLibInfo ); @@ -1343,8 +1559,12 @@ AACENC_ERROR aacEncEncode( for (i=0; i<(INT)nMetaDataExtensions; i++) { /* Get meta data extension payload. */ hAacEncoder->extPayload[nExtensions++] = pMetaDataExtPayload[i]; } - if (matrix_mixdown_idx!=-1) { /* Set matrix mixdown coefficient. */ - UINT pceValue = (UINT)( (1<<3) | ((matrix_mixdown_idx&0x2)<<1) | 1 ); + + if ( (matrix_mixdown_idx!=-1) + && ((hAacEncoder->extParam.userChannelMode==MODE_1_2_2)||(hAacEncoder->extParam.userChannelMode==MODE_1_2_2_1)) ) + { + /* Set matrix mixdown coefficient. */ + UINT pceValue = (UINT)( (1<<3) | ((matrix_mixdown_idx&0x3)<<1) | 1 ); if (hAacEncoder->extParam.userPceAdditions != pceValue) { hAacEncoder->extParam.userPceAdditions = pceValue; hAacEncoder->InitFlags |= AACENC_INIT_TRANSPORT; @@ -1375,7 +1595,7 @@ AACENC_ERROR aacEncEncode( } else { /* Add SBR extension payload */ - for (i = 0; i < (6); i++) { + for (i = 0; i < (8); i++) { if (hAacEncoder->extPayloadSize[nPayload][i] > 0) { hAacEncoder->extPayload[nExtensions].pData = hAacEncoder->extPayloadData[nPayload][i]; { @@ -1573,7 +1793,6 @@ AACENC_ERROR aacEncoder_SetParam( } case AOT_AAC_LC: case AOT_MP2_AAC_LC: - case AOT_ER_AAC_LC: case AOT_ER_AAC_LD: case AOT_ER_AAC_ELD: if (!(hAacEncoder->encoder_modis & (ENC_MODE_FLAG_AAC))) { @@ -1631,7 +1850,7 @@ AACENC_ERROR aacEncoder_SetParam( } if ( (pConfig->nElements > hAacEncoder->nMaxAacElements) || (pConfig->nChannelsEff > hAacEncoder->nMaxAacChannels) - || !((value>=1) && (value<=6)) + || !(((value>=1) && (value<=7))||((value>=33) && (value<=34))) ) { err = AACENC_INVALID_CONFIG; @@ -1686,6 +1905,16 @@ AACENC_ERROR aacEncoder_SetParam( } } break; + case AACENC_SBR_RATIO: + if (settings->userSbrRatio != value) { + if (! ((value==0) || (value==1) || (value==2)) ) { + err = AACENC_INVALID_CONFIG; + break; + } + settings->userSbrRatio = value; + hAacEncoder->InitFlags |= AACENC_INIT_CONFIG | AACENC_INIT_STATES | AACENC_INIT_TRANSPORT; + } + break; case AACENC_SBR_MODE: if (settings->userSbrEnabled != value) { settings->userSbrEnabled = value; @@ -1807,7 +2036,7 @@ UINT aacEncoder_GetParam( value = (UINT)hAacEncoder->aacConfig.bitrateMode; break; case AACENC_SAMPLERATE: - value = (UINT)settings->userSamplerate; + value = (UINT)hAacEncoder->coderConfig.extSamplingRate; break; case AACENC_CHANNELMODE: value = (UINT)hAacEncoder->aacConfig.channelMode; @@ -1824,6 +2053,9 @@ UINT aacEncoder_GetParam( case AACENC_GRANULE_LENGTH: value = (UINT)hAacEncoder->aacConfig.framelength; break; + case AACENC_SBR_RATIO: + value = isSbrActive(&hAacEncoder->aacConfig) ? hAacEncoder->aacConfig.sbrRatio : 0; + break; case AACENC_SBR_MODE: value = (UINT) (hAacEncoder->aacConfig.syntaxFlags & AC_SBR_PRESENT) ? 1 : 0; break; @@ -1831,7 +2063,7 @@ UINT aacEncoder_GetParam( value = (UINT)settings->userTpType; break; case AACENC_SIGNALING_MODE: - value = (UINT)settings->userTpSignaling; + value = (UINT)getSbrSignalingMode(hAacEncoder->aacConfig.audioObjectType, settings->userTpType, settings->userTpSignaling, hAacEncoder->aacConfig.sbrRatio); break; case AACENC_PROTECTION: value = (UINT)settings->userTpProtection; diff --git a/libAACenc/src/aacenc_pns.cpp b/libAACenc/src/aacenc_pns.cpp index 4d81268..b9640d9 100644 --- a/libAACenc/src/aacenc_pns.cpp +++ b/libAACenc/src/aacenc_pns.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/aacenc_pns.h b/libAACenc/src/aacenc_pns.h index ce82071..3bda9de 100644 --- a/libAACenc/src/aacenc_pns.h +++ b/libAACenc/src/aacenc_pns.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/aacenc_tns.cpp b/libAACenc/src/aacenc_tns.cpp index 00b2bca..85aea65 100644 --- a/libAACenc/src/aacenc_tns.cpp +++ b/libAACenc/src/aacenc_tns.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -83,7 +83,7 @@ amm-info@iis.fraunhofer.de /******************************** MPEG Audio Encoder ************************** - Initial author: Alex Groeschel + Initial author: Alex Groeschel, Tobias Chalupka contents/description: Temporal noise shaping ******************************************************************************/ @@ -281,7 +281,6 @@ static INT getTnsMaxBands( int maxBandsTabSize = 0; switch (granuleLength) { - case 960: case 1024: pMaxBandsTab = tnsMaxBandsTab1024; maxBandsTabSize = sizeof(tnsMaxBandsTab1024)/sizeof(TNS_MAX_TAB_ENTRY); @@ -404,7 +403,6 @@ AAC_ENCODER_ERROR FDKaacEnc_InitTnsConfiguration(INT bitRate, tC->lpcStopLine = pC->sfbOffset[tC->lpcStopBand]; switch (granuleLength) { - case 960: case 1024: /* TNS start line: skip lower MDCT lines to prevent artifacts due to filter mismatch */ tC->lpcStartBand[LOFILT] = (blockType == SHORT_WINDOW) ? 0 : ((sampleRate < 18783) ? 4 : 8); diff --git a/libAACenc/src/aacenc_tns.h b/libAACenc/src/aacenc_tns.h index 519fd69..f2b731f 100644 --- a/libAACenc/src/aacenc_tns.h +++ b/libAACenc/src/aacenc_tns.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/adj_thr.cpp b/libAACenc/src/adj_thr.cpp index a779357..6433633 100644 --- a/libAACenc/src/adj_thr.cpp +++ b/libAACenc/src/adj_thr.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -123,6 +123,117 @@ static const FIXP_DBL SnrLdMin4 = (FIXP_DBL)0x02000000; /*FL2FXCONST_DBL(FDKlog static const FIXP_DBL SnrLdMin5 = (FIXP_DBL)0xfc000000; /*FL2FXCONST_DBL(FDKlog(0.25) /FDKlog(2.0)/LD_DATA_SCALING);*/ +/* +The bits2Pe factors are choosen for the case that some times +the crash recovery strategy will be activated once. +*/ + +typedef struct { + INT bitrate; + LONG bits2PeFactor_mono; + LONG bits2PeFactor_mono_slope; + LONG bits2PeFactor_stereo; + LONG bits2PeFactor_stereo_slope; + LONG bits2PeFactor_mono_scfOpt; + LONG bits2PeFactor_mono_scfOpt_slope; + LONG bits2PeFactor_stereo_scfOpt; + LONG bits2PeFactor_stereo_scfOpt_slope; + +} BIT_PE_SFAC; + +typedef struct { + const INT sampleRate; + const BIT_PE_SFAC * pPeTab; + const INT nEntries; + +} BITS2PE_CFG_TAB; + +static const BIT_PE_SFAC S_Bits2PeTab16000[] = { + { 10000, 0x228F5C29, 0x02FEF55D, 0x1D70A3D7, 0x09BC9D6D, 0x228F5C29, 0x02FEF55D, 0x1C28F5C3, 0x0CBB92CA}, + { 24000, 0x23D70A3D, 0x029F16B1, 0x2199999A, 0x07DD4413, 0x23D70A3D, 0x029F16B1, 0x2199999A, 0x07DD4413}, + { 32000, 0x247AE148, 0x11B1D92B, 0x23851EB8, 0x01F75105, 0x247AE148, 0x110A137F, 0x23851EB8, 0x01F75105}, + { 48000, 0x2D1EB852, 0x6833C600, 0x247AE148, 0x014F8B59, 0x2CCCCCCD, 0x68DB8BAC, 0x247AE148, 0x01F75105}, + { 64000, 0x60000000, 0x00000000, 0x251EB852, 0x154C985F, 0x60000000, 0x00000000, 0x2570A3D7, 0x154C985F}, + { 96000, 0x60000000, 0x00000000, 0x39EB851F, 0x088509C0, 0x60000000, 0x00000000, 0x3A3D70A4, 0x088509C0}, + {128000, 0x60000000, 0x00000000, 0x423D70A4, 0x18A43BB4, 0x60000000, 0x00000000, 0x428F5C29, 0x181E03F7}, + {148000, 0x60000000, 0x00000000, 0x5147AE14, 0x00000000, 0x60000000, 0x00000000, 0x5147AE14, 0x00000000} +}; + +static const BIT_PE_SFAC S_Bits2PeTab22050[] = { + { 16000, 0x1a8f5c29, 0x1797cc3a, 0x128f5c29, 0x18e75793, 0x175c28f6, 0x221426fe, 0x00000000, 0x5a708ede}, + { 24000, 0x2051eb85, 0x092ccf6c, 0x18a3d70a, 0x13a92a30, 0x1fae147b, 0xbcbe61d, 0x16147ae1, 0x18e75793}, + { 32000, 0x228f5c29, 0x029f16b1, 0x1d70a3d7, 0x088509c0, 0x228f5c29, 0x29f16b1, 0x1c28f5c3, 0x0b242071}, + { 48000, 0x23d70a3d, 0x014f8b59, 0x2199999a, 0x03eea20a, 0x23d70a3d, 0x14f8b59, 0x2199999a, 0x03eea20a}, + { 64000, 0x247ae148, 0x08d8ec96, 0x23851eb8, 0x00fba882, 0x247ae148, 0x88509c0, 0x23851eb8, 0x00fba882}, + { 96000, 0x2d1eb852, 0x3419e300, 0x247ae148, 0x00a7c5ac, 0x2ccccccd, 0x346dc5d6, 0x247ae148, 0x00fba882}, + {128000, 0x60000000, 0x00000000, 0x251eb852, 0x029f16b1, 0x60000000, 0x00000000, 0x2570a3d7, 0x009f16b1}, + {148000, 0x60000000, 0x00000000, 0x26b851ec, 0x00000000, 0x60000000, 0x00000000, 0x270a3d71, 0x00000000} +}; + +static const BIT_PE_SFAC S_Bits2PeTab24000[] = { + { 16000, 0x19eb851f, 0x13a92a30, 0x1147ae14, 0x164840e1, 0x1999999a, 0x12599ed8, 0x00000000, 0x46c764ae}, + { 24000, 0x1eb851ec, 0x0d1b7176, 0x16b851ec, 0x18e75793, 0x1e147ae1, 0x0fba8827, 0x1147ae14, 0x2c9081c3}, + { 32000, 0x21eb851f, 0x049667b6, 0x1ccccccd, 0x07357e67, 0x21eb851f, 0x03eea20a, 0x1c28f5c3, 0x07357e67}, + { 48000, 0x2428f5c3, 0x014f8b59, 0x2051eb85, 0x053e2d62, 0x23d70a3d, 0x01f75105, 0x1fae147b, 0x07357e67}, + { 64000, 0x24cccccd, 0x05e5f30e, 0x22e147ae, 0x01a36e2f, 0x24cccccd, 0x05e5f30e, 0x23333333, 0x014f8b59}, + { 96000, 0x2a8f5c29, 0x24b33db0, 0x247ae148, 0x00fba882, 0x2a8f5c29, 0x26fe718b, 0x247ae148, 0x00fba882}, + {128000, 0x4e666666, 0x1cd5f99c, 0x2570a3d7, 0x010c6f7a, 0x50a3d70a, 0x192a7371, 0x2570a3d7, 0x010c6f7a}, + {148000, 0x60000000, 0x00000000, 0x26147ae1, 0x00000000, 0x60000000, 0x00000000, 0x26147ae1, 0x00000000} +}; + +static const BIT_PE_SFAC S_Bits2PeTab32000[] = { + { 16000, 0x1199999a, 0x20c49ba6, 0x00000000, 0x4577d955, 0x00000000, 0x60fe4799, 0x00000000, 0x00000000}, + { 24000, 0x1999999a, 0x0fba8827, 0x10f5c28f, 0x1b866e44, 0x17ae147b, 0x0fba8827, 0x00000000, 0x4d551d69}, + { 32000, 0x1d70a3d7, 0x07357e67, 0x17ae147b, 0x09d49518, 0x1b851eb8, 0x0a7c5ac4, 0x12e147ae, 0x110a137f}, + { 48000, 0x20f5c28f, 0x049667b6, 0x1c7ae148, 0x053e2d62, 0x20a3d70a, 0x053e2d62, 0x1b333333, 0x05e5f30e}, + { 64000, 0x23333333, 0x029f16b1, 0x1f0a3d71, 0x02f2f987, 0x23333333, 0x029f16b1, 0x1e147ae1, 0x03eea20a}, + { 96000, 0x25c28f5c, 0x2c3c9eed, 0x21eb851f, 0x01f75105, 0x25c28f5c, 0x0a7c5ac4, 0x21eb851f, 0x01a36e2f}, + {128000, 0x50f5c28f, 0x18a43bb4, 0x23d70a3d, 0x010c6f7a, 0x30000000, 0x168b5cc0, 0x23851eb8, 0x0192a737}, + {148000, 0x60000000, 0x00000000, 0x247ae148, 0x00dfb23b, 0x3dc28f5c, 0x300f4aaf, 0x247ae148, 0x01bf6476}, + {160000, 0x60000000, 0xb15b5740, 0x24cccccd, 0x053e2d62, 0x4f5c28f6, 0xbefd0072, 0x251eb852, 0x04fb1184}, + {200000, 0x00000000, 0x00000000, 0x2b333333, 0x0836be91, 0x00000000, 0x00000000, 0x2b333333, 0x0890390f}, + {320000, 0x00000000, 0x00000000, 0x4947ae14, 0x00000000, 0x00000000, 0x00000000, 0x4a8f5c29, 0x00000000} +}; + +static const BIT_PE_SFAC S_Bits2PeTab44100[] = { + { 16000, 0x10a3d70a, 0x1797cc3a, 0x00000000, 0x00000000, 0x00000000, 0x59210386, 0x00000000, 0x00000000}, + { 24000, 0x16666666, 0x1797cc3a, 0x00000000, 0x639d5e4a, 0x15c28f5c, 0x12599ed8, 0x00000000, 0x5bc01a37}, + { 32000, 0x1c28f5c3, 0x049667b6, 0x1851eb85, 0x049667b6, 0x1a3d70a4, 0x088509c0, 0x16666666, 0x053e2d62}, + { 48000, 0x1e666666, 0x05e5f30e, 0x1a8f5c29, 0x049667b6, 0x1e666666, 0x05e5f30e, 0x18f5c28f, 0x05e5f30e}, + { 64000, 0x2147ae14, 0x0346dc5d, 0x1ccccccd, 0x02f2f987, 0x2147ae14, 0x02f2f987, 0x1bd70a3d, 0x039abf34}, + { 96000, 0x247ae148, 0x068db8bb, 0x1fae147b, 0x029f16b1, 0x2428f5c3, 0x0639d5e5, 0x1f5c28f6, 0x029f16b1}, + {128000, 0x2ae147ae, 0x1b435265, 0x223d70a4, 0x0192a737, 0x2a3d70a4, 0x1040bfe4, 0x21eb851f, 0x0192a737}, + {148000, 0x3b851eb8, 0x2832069c, 0x23333333, 0x00dfb23b, 0x3428f5c3, 0x2054c288, 0x22e147ae, 0x00dfb23b}, + {160000, 0x4a3d70a4, 0xc32ebe5a, 0x23851eb8, 0x01d5c316, 0x40000000, 0xcb923a2b, 0x23333333, 0x01d5c316}, + {200000, 0x00000000, 0x00000000, 0x25c28f5c, 0x0713f078, 0x00000000, 0x00000000, 0x2570a3d7, 0x072a4f17}, + {320000, 0x00000000, 0x00000000, 0x3fae147b, 0x00000000, 0x00000000, 0x00000000, 0x3fae147b, 0x00000000} +}; + +static const BIT_PE_SFAC S_Bits2PeTab48000[] = { + { 16000, 0x0f5c28f6, 0x31ceaf25, 0x00000000, 0x00000000, 0x00000000, 0x74a771c9, 0x00000000, 0x00000000}, + { 24000, 0x1b851eb8, 0x029f16b1, 0x00000000, 0x663c74fb, 0x1c7ae148, 0xe47991bd, 0x00000000, 0x49667b5f}, + { 32000, 0x1c28f5c3, 0x029f16b1, 0x18f5c28f, 0x07357e67, 0x15c28f5c, 0x0f12c27a, 0x11eb851f, 0x13016484}, + { 48000, 0x1d70a3d7, 0x053e2d62, 0x1c7ae148, 0xfe08aefc, 0x1d1eb852, 0x068db8bb, 0x1b333333, 0xfeb074a8}, + { 64000, 0x20000000, 0x03eea20a, 0x1b851eb8, 0x0346dc5d, 0x2051eb85, 0x0346dc5d, 0x1a8f5c29, 0x039abf34}, + { 96000, 0x23d70a3d, 0x053e2d62, 0x1eb851ec, 0x029f16b1, 0x23851eb8, 0x04ea4a8c, 0x1e147ae1, 0x02f2f987}, + {128000, 0x28f5c28f, 0x14727dcc, 0x2147ae14, 0x0218def4, 0x2851eb85, 0x0e27e0f0, 0x20f5c28f, 0x0218def4}, + {148000, 0x3570a3d7, 0x1cd5f99c, 0x228f5c29, 0x01bf6476, 0x30f5c28f, 0x18777e75, 0x223d70a4, 0x01bf6476}, + {160000, 0x40000000, 0xcb923a2b, 0x23333333, 0x0192a737, 0x39eb851f, 0xd08d4bae, 0x22e147ae, 0x0192a737}, + {200000, 0x00000000, 0x00000000, 0x251eb852, 0x06775a1b, 0x00000000, 0x00000000, 0x24cccccd, 0x06a4175a}, + {320000, 0x00000000, 0x00000000, 0x3ccccccd, 0x00000000, 0x00000000, 0x00000000, 0x3d1eb852, 0x00000000} +}; + +static const BITS2PE_CFG_TAB bits2PeConfigTab[] = { + { 16000, S_Bits2PeTab16000, sizeof(S_Bits2PeTab16000)/sizeof(BIT_PE_SFAC) }, + { 22050, S_Bits2PeTab22050, sizeof(S_Bits2PeTab22050)/sizeof(BIT_PE_SFAC) }, + { 24000, S_Bits2PeTab24000, sizeof(S_Bits2PeTab24000)/sizeof(BIT_PE_SFAC) }, + { 32000, S_Bits2PeTab32000, sizeof(S_Bits2PeTab32000)/sizeof(BIT_PE_SFAC) }, + { 44100, S_Bits2PeTab44100, sizeof(S_Bits2PeTab44100)/sizeof(BIT_PE_SFAC) }, + { 48000, S_Bits2PeTab48000, sizeof(S_Bits2PeTab48000)/sizeof(BIT_PE_SFAC) } +}; + + + /* values for avoid hole flag */ enum _avoid_hole_state { NO_AH =0, @@ -135,6 +246,99 @@ enum _avoid_hole_state { #define Q_BITFAC (24) /* Q scaling used in FDKaacEnc_bitresCalcBitFac() calculation */ #define Q_AVGBITS (17) /* scale bit values */ + +/***************************************************************************** + functionname: FDKaacEnc_InitBits2PeFactor + description: retrieve bits2PeFactor from table +*****************************************************************************/ +static void FDKaacEnc_InitBits2PeFactor( + FIXP_DBL *bits2PeFactor_m, + INT *bits2PeFactor_e, + const INT bitRate, + const INT nChannels, + const INT sampleRate, + const INT advancedBitsToPe, + const INT invQuant + ) +{ + /* default bits2pe factor */ + FIXP_DBL bit2PE_m = FL2FXCONST_DBL(1.18f/(1<<(1))); + INT bit2PE_e = 1; + + /* make use of advanced bits to pe factor table */ + if (advancedBitsToPe) { + + int i; + const BIT_PE_SFAC *peTab = NULL; + INT size = 0; + + + /* Get correct table entry */ + for (i=0; i<(INT)(sizeof(bits2PeConfigTab)/sizeof(BITS2PE_CFG_TAB)); i++) { + if (sampleRate >= bits2PeConfigTab[i].sampleRate) { + peTab = bits2PeConfigTab[i].pPeTab; + size = bits2PeConfigTab[i].nEntries; + } + } + + if ( (peTab!=NULL) && (size!=0) ) { + + INT startB = -1; + LONG startPF = 0; + LONG peSlope = 0; + + /* stereo or mono mode and invQuant used or not */ + for (i=0; i<size-1; i++) + { + if ((peTab[i].bitrate<=bitRate) && ((peTab[i+1].bitrate>bitRate) || ((i==size-2)) )) + { + if (nChannels==1) + { + startPF = (!invQuant) ? peTab[i].bits2PeFactor_mono : peTab[i].bits2PeFactor_mono_scfOpt; + peSlope = (!invQuant) ? peTab[i].bits2PeFactor_mono_slope : peTab[i].bits2PeFactor_mono_scfOpt_slope; + /*endPF = (!invQuant) ? peTab[i+1].bits2PeFactor_mono : peTab[i+1].bits2PeFactor_mono_scfOpt; + endB=peTab[i+1].bitrate;*/ + startB=peTab[i].bitrate; + break; + } + else + { + startPF = (!invQuant) ? peTab[i].bits2PeFactor_stereo : peTab[i].bits2PeFactor_stereo_scfOpt; + peSlope = (!invQuant) ? peTab[i].bits2PeFactor_stereo_slope : peTab[i].bits2PeFactor_stereo_scfOpt_slope; + /*endPF = (!invQuant) ? peTab[i+1].bits2PeFactor_stereo : peTab[i+1].bits2PeFactor_stereo_scfOpt; + endB=peTab[i+1].bitrate;*/ + startB=peTab[i].bitrate; + break; + } + } + } /* for i */ + + /* if a configuration is available */ + if (startB!=-1) { + /* linear interpolate to actual PEfactor */ + FIXP_DBL peFac = fMult((FIXP_DBL)(bitRate-startB)<<14, (FIXP_DBL)peSlope) << 2; + FIXP_DBL bit2PE = peFac + (FIXP_DBL)startPF; /* startPF_float = startPF << 2 */ + + /* sanity check if bits2pe value is high enough */ + if ( bit2PE >= (FL2FXCONST_DBL(0.35f) >> 2) ) { + bit2PE_m = bit2PE; + bit2PE_e = 2; /* table is fixed scaled */ + } + } /* br */ + } /* sr */ + } /* advancedBitsToPe */ + + + /* return bits2pe factor */ + *bits2PeFactor_m = bit2PE_m; + *bits2PeFactor_e = bit2PE_e; +} + + +/***************************************************************************** +functionname: FDKaacEnc_bits2pe2 +description: convert from bits to pe +*****************************************************************************/ static INT FDKaacEnc_bits2pe2( const INT bits, const FIXP_DBL factor_m, @@ -450,22 +654,23 @@ void FDKaacEnc_calcWeighting(PE_DATA *peData, FIXP_DBL nrgSum14, nrgSum12, nrgSum34, nrgTotal; FIXP_DBL nrgFacLd_14, nrgFacLd_12, nrgFacLd_34; INT usePatch, exePatch; - int sfb, nLinesSum = 0; + int sfb, sfbGrp, nLinesSum = 0; nrgSum14 = nrgSum12 = nrgSum34 = nrgTotal = FL2FXCONST_DBL(0.f); /* calculate flatness of audible spectrum, i.e. spectrum above masking threshold. */ - for (sfb = 0; sfb < psyOutChan->sfbCnt; sfb++) { - - FIXP_DBL nrgFac12 = CalcInvLdData(psyOutChan->sfbEnergyLdData[sfb]>>1); /* nrg^(1/2) */ - FIXP_DBL nrgFac14 = CalcInvLdData(psyOutChan->sfbEnergyLdData[sfb]>>2); /* nrg^(1/4) */ + for (sfbGrp = 0;sfbGrp < psyOutChannel[ch]->sfbCnt; sfbGrp+=psyOutChannel[ch]->sfbPerGroup) { + for (sfb=0; sfb<psyOutChannel[ch]->maxSfbPerGroup; sfb++) { + FIXP_DBL nrgFac12 = CalcInvLdData(psyOutChan->sfbEnergyLdData[sfbGrp+sfb]>>1); /* nrg^(1/2) */ + FIXP_DBL nrgFac14 = CalcInvLdData(psyOutChan->sfbEnergyLdData[sfbGrp+sfb]>>2); /* nrg^(1/4) */ /* maximal number of bands is 64, results scaling factor 6 */ - nLinesSum += peData->peChannelData[ch].sfbNLines[sfb]; /* relevant lines */ - nrgTotal += ( psyOutChan->sfbEnergy[sfb] >> 6 ); /* sum up nrg */ + nLinesSum += peData->peChannelData[ch].sfbNLines[sfbGrp+sfb]; /* relevant lines */ + nrgTotal += ( psyOutChan->sfbEnergy[sfbGrp+sfb] >> 6 ); /* sum up nrg */ nrgSum12 += ( nrgFac12 >> 6 ); /* sum up nrg^(2/4) */ nrgSum14 += ( nrgFac14 >> 6 ); /* sum up nrg^(1/4) */ nrgSum34 += ( fMult(nrgFac14, nrgFac12) >> 6 ); /* sum up nrg^(3/4) */ + } } nrgTotal = CalcLdData(nrgTotal); /* get ld64 of total nrg */ @@ -479,32 +684,35 @@ void FDKaacEnc_calcWeighting(PE_DATA *peData, usePatch = (adjThrStateElement->chaosMeasureEnFac[ch] > FL2FXCONST_DBL(0.78125f)); exePatch = ((usePatch) && (adjThrStateElement->lastEnFacPatch[ch])); - for (sfb = 0; sfb < psyOutChan->sfbCnt; sfb++) { + for (sfbGrp = 0;sfbGrp < psyOutChannel[ch]->sfbCnt; sfbGrp+=psyOutChannel[ch]->sfbPerGroup) { + for (sfb=0; sfb<psyOutChannel[ch]->maxSfbPerGroup; sfb++) { + INT sfbExePatch; /* for MS coupled SFBs, also execute patch in side channel if done in mid channel */ - if ((ch == 1) && (toolsInfo->msMask[sfb])) { + if ((ch == 1) && (toolsInfo->msMask[sfbGrp+sfb])) { sfbExePatch = exePatchM; } else { sfbExePatch = exePatch; } - if ( (sfbExePatch) && (psyOutChan->sfbEnergy[sfb]>FL2FXCONST_DBL(0.f)) ) + if ( (sfbExePatch) && (psyOutChan->sfbEnergy[sfbGrp+sfb]>FL2FXCONST_DBL(0.f)) ) { /* execute patch based on spectral flatness calculated above */ if (adjThrStateElement->chaosMeasureEnFac[ch] > FL2FXCONST_DBL(0.8125f)) { - qcOutChannel[ch]->sfbEnFacLd[sfb] = ( (nrgFacLd_14 + (psyOutChan->sfbEnergyLdData[sfb]+(psyOutChan->sfbEnergyLdData[sfb]>>1)))>>1 ); /* sfbEnergy^(3/4) */ + qcOutChannel[ch]->sfbEnFacLd[sfbGrp+sfb] = ( (nrgFacLd_14 + (psyOutChan->sfbEnergyLdData[sfbGrp+sfb]+(psyOutChan->sfbEnergyLdData[sfbGrp+sfb]>>1)))>>1 ); /* sfbEnergy^(3/4) */ } else if (adjThrStateElement->chaosMeasureEnFac[ch] > FL2FXCONST_DBL(0.796875f)) { - qcOutChannel[ch]->sfbEnFacLd[sfb] = ( (nrgFacLd_12 + psyOutChan->sfbEnergyLdData[sfb])>>1 ); /* sfbEnergy^(2/4) */ + qcOutChannel[ch]->sfbEnFacLd[sfbGrp+sfb] = ( (nrgFacLd_12 + psyOutChan->sfbEnergyLdData[sfbGrp+sfb])>>1 ); /* sfbEnergy^(2/4) */ } else { - qcOutChannel[ch]->sfbEnFacLd[sfb] = ( (nrgFacLd_34 + (psyOutChan->sfbEnergyLdData[sfb]>>1))>>1 ); /* sfbEnergy^(1/4) */ + qcOutChannel[ch]->sfbEnFacLd[sfbGrp+sfb] = ( (nrgFacLd_34 + (psyOutChan->sfbEnergyLdData[sfbGrp+sfb]>>1))>>1 ); /* sfbEnergy^(1/4) */ } - qcOutChannel[ch]->sfbEnFacLd[sfb] = fixMin(qcOutChannel[ch]->sfbEnFacLd[sfb],(FIXP_DBL)0); + qcOutChannel[ch]->sfbEnFacLd[sfbGrp+sfb] = fixMin(qcOutChannel[ch]->sfbEnFacLd[sfbGrp+sfb],(FIXP_DBL)0); } + } } /* sfb loop */ adjThrStateElement->lastEnFacPatch[ch] = usePatch; @@ -735,7 +943,6 @@ static FIXP_DBL FDKaacEnc_calcChaosMeasure(PSY_OUT_CHANNEL *psyOutChannel, return chaosMeasure; } - /* apply reduction formula for VBR-mode */ static void FDKaacEnc_reduceThresholdsVBR(QC_OUT_CHANNEL* qcOutChannel[(2)], PSY_OUT_CHANNEL* psyOutChannel[(2)], @@ -923,7 +1130,6 @@ static void FDKaacEnc_reduceThresholdsVBR(QC_OUT_CHANNEL* qcOutChannel[(2)], } } - /***************************************************************************** functionname: FDKaacEnc_correctThresh description: if pe difference deltaPe between desired pe and real pe is small enough, @@ -931,12 +1137,12 @@ the difference can be distributed among the scale factor bands. New thresholds can be derived from this pe-difference *****************************************************************************/ static void FDKaacEnc_correctThresh(CHANNEL_MAPPING* cm, - QC_OUT_ELEMENT* qcElement[(6)], - PSY_OUT_ELEMENT* psyOutElement[(6)], - UCHAR ahFlag[(6)][(2)][MAX_GROUPED_SFB], - FIXP_DBL thrExp[(6)][(2)][MAX_GROUPED_SFB], - const FIXP_DBL redVal[(6)], - const SCHAR redValScaling[(6)], + QC_OUT_ELEMENT* qcElement[(8)], + PSY_OUT_ELEMENT* psyOutElement[(8)], + UCHAR ahFlag[(8)][(2)][MAX_GROUPED_SFB], + FIXP_DBL thrExp[(8)][(2)][MAX_GROUPED_SFB], + const FIXP_DBL redVal[(8)], + const SCHAR redValScaling[(8)], const INT deltaPe, const INT processElements, const INT elementOffset) @@ -947,8 +1153,8 @@ static void FDKaacEnc_correctThresh(CHANNEL_MAPPING* cm, PE_CHANNEL_DATA *peChanData; FIXP_DBL thrFactorLdData; FIXP_DBL sfbEnLdData, sfbThrLdData, sfbThrReducedLdData; - FIXP_DBL *sfbPeFactorsLdData[(6)][(2)]; - FIXP_DBL sfbNActiveLinesLdData[(2)][MAX_GROUPED_SFB]; + FIXP_DBL *sfbPeFactorsLdData[(8)][(2)]; + FIXP_DBL sfbNActiveLinesLdData[(8)][(2)][MAX_GROUPED_SFB]; INT normFactorInt; FIXP_DBL normFactorLdData; @@ -979,13 +1185,13 @@ static void FDKaacEnc_correctThresh(CHANNEL_MAPPING* cm, for (sfb=0; sfb<psyOutChan->maxSfbPerGroup; sfb++) { if ( peChanData->sfbNActiveLines[sfbGrp+sfb] == 0 ) { - sfbNActiveLinesLdData[ch][sfbGrp+sfb] = FL2FXCONST_DBL(-1.0f); + sfbNActiveLinesLdData[elementId][ch][sfbGrp+sfb] = FL2FXCONST_DBL(-1.0f); } else { /* Both CalcLdInt and CalcLdData can be used! * No offset has to be subtracted, because sfbNActiveLinesLdData * is shorted while thrFactor calculation */ - sfbNActiveLinesLdData[ch][sfbGrp+sfb] = CalcLdInt(peChanData->sfbNActiveLines[sfbGrp+sfb]); + sfbNActiveLinesLdData[elementId][ch][sfbGrp+sfb] = CalcLdInt(peChanData->sfbNActiveLines[sfbGrp+sfb]); } if ( ((ahFlag[elementId][ch][sfbGrp+sfb] < AH_ACTIVE) || (deltaPe > 0)) && peChanData->sfbNActiveLines[sfbGrp+sfb] != 0 ) @@ -1002,14 +1208,14 @@ static void FDKaacEnc_correctThresh(CHANNEL_MAPPING* cm, - (FIXP_DBL)(minScale<<(DFRACT_BITS-1-LD_DATA_SHIFT)); if (sumLd < FL2FXCONST_DBL(0.f)) { - sfbPeFactorsLdData[elementId][ch][sfbGrp+sfb] = sfbNActiveLinesLdData[ch][sfbGrp+sfb] - sumLd; + sfbPeFactorsLdData[elementId][ch][sfbGrp+sfb] = sfbNActiveLinesLdData[elementId][ch][sfbGrp+sfb] - sumLd; } else { - if ( sfbNActiveLinesLdData[ch][sfbGrp+sfb] > (FL2FXCONST_DBL(-1.f) + sumLd) ) { - sfbPeFactorsLdData[elementId][ch][sfbGrp+sfb] = sfbNActiveLinesLdData[ch][sfbGrp+sfb] - sumLd; + if ( sfbNActiveLinesLdData[elementId][ch][sfbGrp+sfb] > (FL2FXCONST_DBL(-1.f) + sumLd) ) { + sfbPeFactorsLdData[elementId][ch][sfbGrp+sfb] = sfbNActiveLinesLdData[elementId][ch][sfbGrp+sfb] - sumLd; } else { - sfbPeFactorsLdData[elementId][ch][sfbGrp+sfb] = sfbNActiveLinesLdData[ch][sfbGrp+sfb]; + sfbPeFactorsLdData[elementId][ch][sfbGrp+sfb] = sfbNActiveLinesLdData[elementId][ch][sfbGrp+sfb]; } } @@ -1050,7 +1256,7 @@ static void FDKaacEnc_correctThresh(CHANNEL_MAPPING* cm, } else { /* new threshold */ - FIXP_DBL tmp = CalcInvLdData(sfbPeFactorsLdData[elementId][ch][sfbGrp+sfb] + normFactorLdData - sfbNActiveLinesLdData[ch][sfbGrp+sfb] - FL2FXCONST_DBL((float)LD_DATA_SHIFT/LD_DATA_SCALING)); + FIXP_DBL tmp = CalcInvLdData(sfbPeFactorsLdData[elementId][ch][sfbGrp+sfb] + normFactorLdData - sfbNActiveLinesLdData[elementId][ch][sfbGrp+sfb] - FL2FXCONST_DBL((float)LD_DATA_SHIFT/LD_DATA_SCALING)); /* limit thrFactor to 60dB */ tmp = (deltaPe<0) ? tmp : (-tmp); @@ -1102,9 +1308,9 @@ static void FDKaacEnc_correctThresh(CHANNEL_MAPPING* cm, reducing minSnr *****************************************************************************/ void FDKaacEnc_reduceMinSnr(CHANNEL_MAPPING* cm, - QC_OUT_ELEMENT* qcElement[(6)], - PSY_OUT_ELEMENT* psyOutElement[(6)], - UCHAR ahFlag[(6)][(2)][MAX_GROUPED_SFB], + QC_OUT_ELEMENT* qcElement[(8)], + PSY_OUT_ELEMENT* psyOutElement[(8)], + UCHAR ahFlag[(8)][(2)][MAX_GROUPED_SFB], const INT desiredPe, INT* redPeGlobal, const INT processElements, @@ -1204,10 +1410,10 @@ bail: bands have to be quantized to zero *****************************************************************************/ static void FDKaacEnc_allowMoreHoles(CHANNEL_MAPPING* cm, - QC_OUT_ELEMENT* qcElement[(6)], - PSY_OUT_ELEMENT* psyOutElement[(6)], - ATS_ELEMENT* AdjThrStateElement[(6)], - UCHAR ahFlag[(6)][(2)][MAX_GROUPED_SFB], + QC_OUT_ELEMENT* qcElement[(8)], + PSY_OUT_ELEMENT* psyOutElement[(8)], + ATS_ELEMENT* AdjThrStateElement[(8)], + UCHAR ahFlag[(8)][(2)][MAX_GROUPED_SFB], const INT desiredPe, const INT currentPe, const int processElements, @@ -1439,17 +1645,17 @@ functionname: FDKaacEnc_adaptThresholdsToPe description: two guesses for the reduction value and one final correction of the thresholds *****************************************************************************/ static void FDKaacEnc_adaptThresholdsToPe(CHANNEL_MAPPING* cm, - ATS_ELEMENT* AdjThrStateElement[(6)], - QC_OUT_ELEMENT* qcElement[(6)], - PSY_OUT_ELEMENT* psyOutElement[(6)], + ATS_ELEMENT* AdjThrStateElement[(8)], + QC_OUT_ELEMENT* qcElement[(8)], + PSY_OUT_ELEMENT* psyOutElement[(8)], const INT desiredPe, const INT processElements, const INT elementOffset) { - FIXP_DBL redValue[(6)]; - SCHAR redValScaling[(6)]; - UCHAR pAhFlag[(6)][(2)][MAX_GROUPED_SFB]; - FIXP_DBL pThrExp[(6)][(2)][MAX_GROUPED_SFB]; + FIXP_DBL redValue[(8)]; + SCHAR redValScaling[(8)]; + UCHAR pAhFlag[(8)][(2)][MAX_GROUPED_SFB]; + FIXP_DBL pThrExp[(8)][(2)][MAX_GROUPED_SFB]; int iter; INT constPartGlobal, noRedPeGlobal, nActiveLinesGlobal, redPeGlobal; @@ -1683,7 +1889,6 @@ static void FDKaacEnc_adaptThresholdsToPe(CHANNEL_MAPPING* cm, } - /* similar to FDKaacEnc_adaptThresholdsToPe(), for VBR-mode */ void FDKaacEnc_AdaptThresholdsVBR(QC_OUT_CHANNEL* qcOutChannel[(2)], PSY_OUT_CHANNEL* psyOutChannel[(2)], @@ -1692,8 +1897,14 @@ void FDKaacEnc_AdaptThresholdsVBR(QC_OUT_CHANNEL* qcOutChannel[(2)], PE_DATA *peData, const INT nChannels) { - UCHAR pAhFlag[(2)][MAX_GROUPED_SFB]; - FIXP_DBL pThrExp[(2)][MAX_GROUPED_SFB]; + UCHAR (*pAhFlag)[MAX_GROUPED_SFB]; + FIXP_DBL (*pThrExp)[MAX_GROUPED_SFB]; + + /* allocate scratch memory */ + C_ALLOC_SCRATCH_START(_pAhFlag, UCHAR, (2)*MAX_GROUPED_SFB) + C_ALLOC_SCRATCH_START(_pThrExp, FIXP_DBL, (2)*MAX_GROUPED_SFB) + pAhFlag = (UCHAR(*)[MAX_GROUPED_SFB])_pAhFlag; + pThrExp = (FIXP_DBL(*)[MAX_GROUPED_SFB])_pThrExp; /* thresholds to the power of redExp */ FDKaacEnc_calcThreshExp(pThrExp, qcOutChannel, psyOutChannel, nChannels); @@ -1711,6 +1922,9 @@ void FDKaacEnc_AdaptThresholdsVBR(QC_OUT_CHANNEL* qcOutChannel[(2)], AdjThrStateElement->vbrQualFactor, &AdjThrStateElement->chaosMeasureOld); + /* free scratch memory */ + C_ALLOC_SCRATCH_END(_pThrExp, FIXP_DBL, (2)*MAX_GROUPED_SFB) + C_ALLOC_SCRATCH_END(_pAhFlag, UCHAR, (2)*MAX_GROUPED_SFB) } @@ -2002,95 +2216,112 @@ bail: functionname: FDKaacEnc_AdjThrInit description: initialize ADJ_THR_STATE *****************************************************************************/ -void FDKaacEnc_AdjThrInit(ADJ_THR_STATE *hAdjThr, - const INT meanPe, - ELEMENT_BITS *elBits[(6)], - INT nElements, - FIXP_DBL vbrQualFactor) +void FDKaacEnc_AdjThrInit( + ADJ_THR_STATE *hAdjThr, + const INT meanPe, + ELEMENT_BITS *elBits[(8)], + INT invQuant, + INT nElements, + INT nChannelsEff, + INT sampleRate, + INT advancedBitsToPe, + FIXP_DBL vbrQualFactor + ) { - INT i; - - FIXP_DBL POINT8 = FL2FXCONST_DBL(0.8f); - FIXP_DBL POINT6 = FL2FXCONST_DBL(0.6f); + INT i; + + FIXP_DBL POINT8 = FL2FXCONST_DBL(0.8f); + FIXP_DBL POINT6 = FL2FXCONST_DBL(0.6f); + + /* common for all elements: */ + /* parameters for bitres control */ + hAdjThr->bresParamLong.clipSaveLow = (FIXP_DBL)0x1999999a; /* FL2FXCONST_DBL(0.2f); */ + hAdjThr->bresParamLong.clipSaveHigh = (FIXP_DBL)0x7999999a; /* FL2FXCONST_DBL(0.95f); */ + hAdjThr->bresParamLong.minBitSave = (FIXP_DBL)0xf999999a; /* FL2FXCONST_DBL(-0.05f); */ + hAdjThr->bresParamLong.maxBitSave = (FIXP_DBL)0x26666666; /* FL2FXCONST_DBL(0.3f); */ + hAdjThr->bresParamLong.clipSpendLow = (FIXP_DBL)0x1999999a; /* FL2FXCONST_DBL(0.2f); */ + hAdjThr->bresParamLong.clipSpendHigh = (FIXP_DBL)0x7999999a; /* FL2FXCONST_DBL(0.95f); */ + hAdjThr->bresParamLong.minBitSpend = (FIXP_DBL)0xf3333333; /* FL2FXCONST_DBL(-0.10f); */ + hAdjThr->bresParamLong.maxBitSpend = (FIXP_DBL)0x33333333; /* FL2FXCONST_DBL(0.4f); */ + + hAdjThr->bresParamShort.clipSaveLow = (FIXP_DBL)0x199999a0; /* FL2FXCONST_DBL(0.2f); */ + hAdjThr->bresParamShort.clipSaveHigh = (FIXP_DBL)0x5fffffff; /* FL2FXCONST_DBL(0.75f); */ + hAdjThr->bresParamShort.minBitSave = (FIXP_DBL)0x00000000; /* FL2FXCONST_DBL(0.0f); */ + hAdjThr->bresParamShort.maxBitSave = (FIXP_DBL)0x199999a0; /* FL2FXCONST_DBL(0.2f); */ + hAdjThr->bresParamShort.clipSpendLow = (FIXP_DBL)0x199999a0; /* FL2FXCONST_DBL(0.2f); */ + hAdjThr->bresParamShort.clipSpendHigh = (FIXP_DBL)0x5fffffff; /* FL2FXCONST_DBL(0.75f); */ + hAdjThr->bresParamShort.minBitSpend = (FIXP_DBL)0xf9999998; /* FL2FXCONST_DBL(-0.05f); */ + hAdjThr->bresParamShort.maxBitSpend = (FIXP_DBL)0x40000000; /* FL2FXCONST_DBL(0.5f); */ + + /* specific for each element: */ + for (i=0; i<nElements; i++) { + ATS_ELEMENT* atsElem = hAdjThr->adjThrStateElem[i]; + MINSNR_ADAPT_PARAM *msaParam = &atsElem->minSnrAdaptParam; + INT chBitrate = elBits[i]->chBitrateEl; - /* common for all elements: */ /* parameters for bitres control */ - hAdjThr->bresParamLong.clipSaveLow = (FIXP_DBL)0x1999999a; /* FL2FXCONST_DBL(0.2f); */ - hAdjThr->bresParamLong.clipSaveHigh = (FIXP_DBL)0x7999999a; /* FL2FXCONST_DBL(0.95f); */ - hAdjThr->bresParamLong.minBitSave = (FIXP_DBL)0xf999999a; /* FL2FXCONST_DBL(-0.05f); */ - hAdjThr->bresParamLong.maxBitSave = (FIXP_DBL)0x26666666; /* FL2FXCONST_DBL(0.3f); */ - hAdjThr->bresParamLong.clipSpendLow = (FIXP_DBL)0x1999999a; /* FL2FXCONST_DBL(0.2f); */ - hAdjThr->bresParamLong.clipSpendHigh = (FIXP_DBL)0x7999999a; /* FL2FXCONST_DBL(0.95f); */ - hAdjThr->bresParamLong.minBitSpend = (FIXP_DBL)0xf3333333; /* FL2FXCONST_DBL(-0.10f); */ - hAdjThr->bresParamLong.maxBitSpend = (FIXP_DBL)0x33333333; /* FL2FXCONST_DBL(0.4f); */ - - hAdjThr->bresParamShort.clipSaveLow = (FIXP_DBL)0x199999a0; /* FL2FXCONST_DBL(0.2f); */ - hAdjThr->bresParamShort.clipSaveHigh = (FIXP_DBL)0x5fffffff; /* FL2FXCONST_DBL(0.75f); */ - hAdjThr->bresParamShort.minBitSave = (FIXP_DBL)0x00000000; /* FL2FXCONST_DBL(0.0f); */ - hAdjThr->bresParamShort.maxBitSave = (FIXP_DBL)0x199999a0; /* FL2FXCONST_DBL(0.2f); */ - hAdjThr->bresParamShort.clipSpendLow = (FIXP_DBL)0x199999a0; /* FL2FXCONST_DBL(0.2f); */ - hAdjThr->bresParamShort.clipSpendHigh = (FIXP_DBL)0x5fffffff; /* FL2FXCONST_DBL(0.75f); */ - hAdjThr->bresParamShort.minBitSpend = (FIXP_DBL)0xf9999998; /* FL2FXCONST_DBL(-0.05f); */ - hAdjThr->bresParamShort.maxBitSpend = (FIXP_DBL)0x40000000; /* FL2FXCONST_DBL(0.5f); */ - - /* specific for each element: */ - for (i=0; i<nElements; i++) { - ATS_ELEMENT* atsElem = hAdjThr->adjThrStateElem[i]; - MINSNR_ADAPT_PARAM *msaParam = &atsElem->minSnrAdaptParam; - INT chBitrate = elBits[i]->chBitrateEl; + atsElem->peMin = fMultI(POINT8, meanPe) >> 1; + atsElem->peMax = fMultI(POINT6, meanPe); - /* parameters for bitres control */ - atsElem->peMin = fMultI(POINT8, meanPe) >> 1; - atsElem->peMax = fMultI(POINT6, meanPe); + /* for use in FDKaacEnc_reduceThresholdsVBR */ + atsElem->chaosMeasureOld = FL2FXCONST_DBL(0.3f); - /* for use in FDKaacEnc_reduceThresholdsVBR */ - atsElem->chaosMeasureOld = FL2FXCONST_DBL(0.3f); + /* additional pe offset to correct pe2bits for low bitrates */ + atsElem->peOffset = 0; - /* additional pe offset to correct pe2bits for low bitrates */ - atsElem->peOffset = 0; + /* vbr initialisation */ + atsElem->vbrQualFactor = vbrQualFactor; + if (chBitrate < 32000) + { + atsElem->peOffset = fixMax(50, 100-fMultI((FIXP_DBL)0x666667, chBitrate)); + } - /* vbr initialisation */ - atsElem->vbrQualFactor = vbrQualFactor; - if (chBitrate < 32000) - { - atsElem->peOffset = fixMax(50, 100-fMultI((FIXP_DBL)0x666667, chBitrate)); - } + /* avoid hole parameters */ + if (chBitrate > 20000) { + atsElem->ahParam.modifyMinSnr = TRUE; + atsElem->ahParam.startSfbL = 15; + atsElem->ahParam.startSfbS = 3; + } + else { + atsElem->ahParam.modifyMinSnr = FALSE; + atsElem->ahParam.startSfbL = 0; + atsElem->ahParam.startSfbS = 0; + } - /* avoid hole parameters */ - if (chBitrate > 20000) { - atsElem->ahParam.modifyMinSnr = TRUE; - atsElem->ahParam.startSfbL = 15; - atsElem->ahParam.startSfbS = 3; - } - else { - atsElem->ahParam.modifyMinSnr = FALSE; - atsElem->ahParam.startSfbL = 0; - atsElem->ahParam.startSfbS = 0; - } + /* minSnr adaptation */ + msaParam->maxRed = FL2FXCONST_DBL(0.00390625f); /* 0.25f/64.0f */ + /* start adaptation of minSnr for avgEn/sfbEn > startRatio */ + msaParam->startRatio = FL2FXCONST_DBL(0.05190512648f); /* ld64(10.0f) */ + /* maximum minSnr reduction to minSnr^maxRed is reached for + avgEn/sfbEn >= maxRatio */ + /* msaParam->maxRatio = 1000.0f; */ + /*msaParam->redRatioFac = ((float)1.0f - msaParam->maxRed) / ((float)10.0f*log10(msaParam->startRatio/msaParam->maxRatio)/log10(2.0f)*(float)0.3010299956f);*/ + msaParam->redRatioFac = FL2FXCONST_DBL(-0.375f); /* -0.0375f * 10.0f */ + /*msaParam->redOffs = (float)1.0f - msaParam->redRatioFac * (float)10.0f * log10(msaParam->startRatio)/log10(2.0f) * (float)0.3010299956f;*/ + msaParam->redOffs = FL2FXCONST_DBL(0.021484375); /* 1.375f/64.0f */ + + /* init pe correction */ + atsElem->peCorrectionFactor_m = FL2FXCONST_DBL(0.5f); /* 1.0 */ + atsElem->peCorrectionFactor_e = 1; + + atsElem->dynBitsLast = -1; + atsElem->peLast = 0; + + /* init bits to pe factor */ + + /* init bits2PeFactor */ + FDKaacEnc_InitBits2PeFactor( + &atsElem->bits2PeFactor_m, + &atsElem->bits2PeFactor_e, + chBitrate, /* bitrate/channel*/ + nChannelsEff, /* number of channels */ + sampleRate, + advancedBitsToPe, + invQuant + ); + + } /* for nElements */ - /* minSnr adaptation */ - msaParam->maxRed = FL2FXCONST_DBL(0.00390625f); /* 0.25f/64.0f */ - /* start adaptation of minSnr for avgEn/sfbEn > startRatio */ - msaParam->startRatio = FL2FXCONST_DBL(0.05190512648f); /* ld64(10.0f) */ - /* maximum minSnr reduction to minSnr^maxRed is reached for - avgEn/sfbEn >= maxRatio */ - /* msaParam->maxRatio = 1000.0f; */ - /*msaParam->redRatioFac = ((float)1.0f - msaParam->maxRed) / ((float)10.0f*log10(msaParam->startRatio/msaParam->maxRatio)/log10(2.0f)*(float)0.3010299956f);*/ - msaParam->redRatioFac = FL2FXCONST_DBL(-0.375f); /* -0.0375f * 10.0f */ - /*msaParam->redOffs = (float)1.0f - msaParam->redRatioFac * (float)10.0f * log10(msaParam->startRatio)/log10(2.0f) * (float)0.3010299956f;*/ - msaParam->redOffs = FL2FXCONST_DBL(0.021484375); /* 1.375f/64.0f */ - - /* init pe correction */ - atsElem->peCorrectionFactor_m = FL2FXCONST_DBL(0.5f); /* 1.0 */ - atsElem->peCorrectionFactor_e = 1; - - atsElem->dynBitsLast = -1; - atsElem->peLast = 0; - - /* init bits to pe factor */ - atsElem->bits2PeFactor_m = FL2FXCONST_DBL(1.18f/(1<<(1))); - atsElem->bits2PeFactor_e = 1; - } } @@ -2154,6 +2385,67 @@ static void FDKaacEnc_FDKaacEnc_calcPeCorrection( } +static void FDKaacEnc_calcPeCorrectionLowBitRes( + FIXP_DBL *const correctionFac_m, + INT *const correctionFac_e, + const INT peLast, + const INT bitsLast, + const INT bitresLevel, + const INT nChannels, + const FIXP_DBL bits2PeFactor_m, + const INT bits2PeFactor_e + ) +{ + /* tuning params */ + const FIXP_DBL amp = FL2FXCONST_DBL(0.005); + const FIXP_DBL maxDiff = FL2FXCONST_DBL(0.25f); + + if (bitsLast > 0) { + + /* Estimate deviation of granted and used dynamic bits in previous frame, in PE units */ + const int bitsBalLast = peLast - FDKaacEnc_bits2pe2( + bitsLast, + bits2PeFactor_m, + bits2PeFactor_e); + + /* reserve n bits per channel */ + int headroom = (bitresLevel>=50*nChannels) ? 0 : (100*nChannels); + + /* in PE units */ + headroom = FDKaacEnc_bits2pe2( + headroom, + bits2PeFactor_m, + bits2PeFactor_e); + + /* + * diff = amp * ((bitsBalLast - headroom) / (bitresLevel + headroom) + * diff = max ( min ( diff, maxDiff, -maxDiff)) / 2 + */ + FIXP_DBL denominator = (FIXP_DBL)FDKaacEnc_bits2pe2(bitresLevel, bits2PeFactor_m, bits2PeFactor_e) + (FIXP_DBL)headroom; + + int scaling = 0; + FIXP_DBL diff = (bitsBalLast>=headroom) + ? fMult(amp, fDivNorm( (FIXP_DBL)(bitsBalLast - headroom), denominator, &scaling)) + : -fMult(amp, fDivNorm(-(FIXP_DBL)(bitsBalLast - headroom), denominator, &scaling)) ; + + scaling -= 1; /* divide by 2 */ + + diff = (scaling<=0) ? FDKmax( FDKmin (diff>>(-scaling), maxDiff>>1), -maxDiff>>1) + : FDKmax( FDKmin (diff, maxDiff>>(1+scaling)), -maxDiff>>(1+scaling)) << scaling; + + /* + * corrFac += diff + * corrFac = max ( min ( corrFac/2.f, 1.f/2.f, 0.75f/2.f ) ) + */ + *correctionFac_m = FDKmax(FDKmin((*correctionFac_m)+diff, FL2FXCONST_DBL(1.0f/2.f)), FL2FXCONST_DBL(0.75f/2.f)) ; + *correctionFac_e = 1; + } + else { + *correctionFac_m = FL2FXCONST_DBL(0.75/2.f); + *correctionFac_e = 1; + } +} + void FDKaacEnc_DistributeBits(ADJ_THR_STATE *adjThrState, ATS_ELEMENT *AdjThrStateElement, PSY_OUT_CHANNEL *psyOutChannel[(2)], @@ -2166,7 +2458,7 @@ void FDKaacEnc_DistributeBits(ADJ_THR_STATE *adjThrState, const INT bitresBits, const INT maxBitresBits, const FIXP_DBL maxBitFac, - const INT bitDistributenMode) + const INT bitDistributionMode) { FIXP_DBL bitFactor; INT noRedPe = peData->pe; @@ -2184,7 +2476,7 @@ void FDKaacEnc_DistributeBits(ADJ_THR_STATE *adjThrState, } if (grantedDynBits >= 1) { - if (bitDistributenMode!=0) { + if (bitDistributionMode!=0) { *grantedPe = FDKaacEnc_bits2pe2(grantedDynBits, AdjThrStateElement->bits2PeFactor_m, AdjThrStateElement->bits2PeFactor_e); } else @@ -2208,16 +2500,32 @@ void FDKaacEnc_DistributeBits(ADJ_THR_STATE *adjThrState, } /* correction of pe value */ - { - FDKaacEnc_FDKaacEnc_calcPeCorrection( - &AdjThrStateElement->peCorrectionFactor_m, - &AdjThrStateElement->peCorrectionFactor_e, - fixMin(*grantedPe, noRedPe), - AdjThrStateElement->peLast, - AdjThrStateElement->dynBitsLast, - AdjThrStateElement->bits2PeFactor_m, - AdjThrStateElement->bits2PeFactor_e + switch (bitDistributionMode) { + case 2: + case 1: + FDKaacEnc_calcPeCorrectionLowBitRes( + &AdjThrStateElement->peCorrectionFactor_m, + &AdjThrStateElement->peCorrectionFactor_e, + AdjThrStateElement->peLast, + AdjThrStateElement->dynBitsLast, + bitresBits, + nChannels, + AdjThrStateElement->bits2PeFactor_m, + AdjThrStateElement->bits2PeFactor_e ); + break; + case 0: + default: + FDKaacEnc_FDKaacEnc_calcPeCorrection( + &AdjThrStateElement->peCorrectionFactor_m, + &AdjThrStateElement->peCorrectionFactor_e, + fixMin(*grantedPe, noRedPe), + AdjThrStateElement->peLast, + AdjThrStateElement->dynBitsLast, + AdjThrStateElement->bits2PeFactor_m, + AdjThrStateElement->bits2PeFactor_e + ); + break; } *grantedPeCorr = (INT)(fMult((FIXP_DBL)(*grantedPe<<Q_AVGBITS), AdjThrStateElement->peCorrectionFactor_m) >> (Q_AVGBITS-AdjThrStateElement->peCorrectionFactor_e)); @@ -2232,10 +2540,10 @@ void FDKaacEnc_DistributeBits(ADJ_THR_STATE *adjThrState, functionname: FDKaacEnc_AdjustThresholds description: adjust thresholds *****************************************************************************/ -void FDKaacEnc_AdjustThresholds(ATS_ELEMENT* AdjThrStateElement[(6)], - QC_OUT_ELEMENT* qcElement[(6)], +void FDKaacEnc_AdjustThresholds(ATS_ELEMENT* AdjThrStateElement[(8)], + QC_OUT_ELEMENT* qcElement[(8)], QC_OUT* qcOut, - PSY_OUT_ELEMENT* psyOutElement[(6)], + PSY_OUT_ELEMENT* psyOutElement[(8)], INT CBRbitrateMode, CHANNEL_MAPPING* cm) { @@ -2291,20 +2599,19 @@ void FDKaacEnc_AdjustThresholds(ATS_ELEMENT* AdjThrStateElement[(6)], } /* -end- element loop */ } - for (i=0; i<cm->nElements; i++) { - int ch,sfb,sfbGrp; - /* no weighting of threholds and energies for mlout */ - /* weight energies and thresholds */ - for (ch=0; ch<cm->elInfo[i].nChannelsInEl; ch++) { - QC_OUT_CHANNEL* pQcOutCh = qcElement[i]->qcOutChannel[ch]; - for (sfbGrp = 0;sfbGrp < psyOutElement[i]->psyOutChannel[ch]->sfbCnt; sfbGrp+=psyOutElement[i]->psyOutChannel[ch]->sfbPerGroup) { - for (sfb=0; sfb<psyOutElement[i]->psyOutChannel[ch]->maxSfbPerGroup; sfb++) { - pQcOutCh->sfbThresholdLdData[sfb+sfbGrp] += pQcOutCh->sfbEnFacLd[sfb+sfbGrp]; - } + for (i=0; i<cm->nElements; i++) { + int ch,sfb,sfbGrp; + /* no weighting of threholds and energies for mlout */ + /* weight energies and thresholds */ + for (ch=0; ch<cm->elInfo[i].nChannelsInEl; ch++) { + QC_OUT_CHANNEL* pQcOutCh = qcElement[i]->qcOutChannel[ch]; + for (sfbGrp = 0;sfbGrp < psyOutElement[i]->psyOutChannel[ch]->sfbCnt; sfbGrp+=psyOutElement[i]->psyOutChannel[ch]->sfbPerGroup) { + for (sfb=0; sfb<psyOutElement[i]->psyOutChannel[ch]->maxSfbPerGroup; sfb++) { + pQcOutCh->sfbThresholdLdData[sfb+sfbGrp] += pQcOutCh->sfbEnFacLd[sfb+sfbGrp]; } } } - + } } void FDKaacEnc_AdjThrClose(ADJ_THR_STATE** phAdjThr) @@ -2313,7 +2620,7 @@ void FDKaacEnc_AdjThrClose(ADJ_THR_STATE** phAdjThr) ADJ_THR_STATE* hAdjThr = *phAdjThr; if (hAdjThr!=NULL) { - for (i=0; i<(6); i++) { + for (i=0; i<(8); i++) { if (hAdjThr->adjThrStateElem[i]!=NULL) { FreeRam_aacEnc_AdjThrStateElement(&hAdjThr->adjThrStateElem[i]); } diff --git a/libAACenc/src/adj_thr.h b/libAACenc/src/adj_thr.h index 83d4c49..69b1dcc 100644 --- a/libAACenc/src/adj_thr.h +++ b/libAACenc/src/adj_thr.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -98,23 +98,28 @@ amm-info@iis.fraunhofer.de #include "interface.h" - -void FDKaacEnc_peCalculation(PE_DATA *peData, - PSY_OUT_CHANNEL* psyOutChannel[(2)], - QC_OUT_CHANNEL* qcOutChannel[(2)], - struct TOOLSINFO *toolsInfo, - ATS_ELEMENT* adjThrStateElement, - const INT nChannels); +void FDKaacEnc_peCalculation( + PE_DATA *peData, + PSY_OUT_CHANNEL* psyOutChannel[(2)], + QC_OUT_CHANNEL* qcOutChannel[(2)], + struct TOOLSINFO *toolsInfo, + ATS_ELEMENT* adjThrStateElement, + const INT nChannels + ); INT FDKaacEnc_AdjThrNew(ADJ_THR_STATE** phAdjThr, INT nElements); void FDKaacEnc_AdjThrInit(ADJ_THR_STATE *hAdjThr, const INT peMean, - ELEMENT_BITS* elBits[(6)], + ELEMENT_BITS* elBits[(8)], + INT invQuant, INT nElements, + INT nChannelsEff, + INT sampleRate, + INT advancedBitsToPe, FIXP_DBL vbrQualFactor); - + void FDKaacEnc_DistributeBits(ADJ_THR_STATE *adjThrState, ATS_ELEMENT *AdjThrStateElement, @@ -128,12 +133,12 @@ void FDKaacEnc_DistributeBits(ADJ_THR_STATE *adjThrState, const INT bitresBits, const INT maxBitresBits, const FIXP_DBL maxBitFac, - const INT bitDistributenMode); + const INT bitDistributionMode); -void FDKaacEnc_AdjustThresholds(ATS_ELEMENT* AdjThrStateElement[(6)], - QC_OUT_ELEMENT* qcElement[(6)], +void FDKaacEnc_AdjustThresholds(ATS_ELEMENT* AdjThrStateElement[(8)], + QC_OUT_ELEMENT* qcElement[(8)], QC_OUT* qcOut, - PSY_OUT_ELEMENT* psyOutElement[(6)], + PSY_OUT_ELEMENT* psyOutElement[(8)], INT CBRbitrateMode, CHANNEL_MAPPING* cm); diff --git a/libAACenc/src/adj_thr_data.h b/libAACenc/src/adj_thr_data.h index d209a51..3eb7678 100644 --- a/libAACenc/src/adj_thr_data.h +++ b/libAACenc/src/adj_thr_data.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -144,7 +144,7 @@ typedef struct { typedef struct { BRES_PARAM bresParamLong, bresParamShort; - ATS_ELEMENT* adjThrStateElem[(6)]; + ATS_ELEMENT* adjThrStateElem[(8)]; } ADJ_THR_STATE; #endif diff --git a/libAACenc/src/band_nrg.cpp b/libAACenc/src/band_nrg.cpp index 0e46b45..861f7a8 100644 --- a/libAACenc/src/band_nrg.cpp +++ b/libAACenc/src/band_nrg.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/band_nrg.h b/libAACenc/src/band_nrg.h index cf4c4cb..540a8ef 100644 --- a/libAACenc/src/band_nrg.h +++ b/libAACenc/src/band_nrg.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/bandwidth.cpp b/libAACenc/src/bandwidth.cpp index f6ca8ef..6fc7d87 100644 --- a/libAACenc/src/bandwidth.cpp +++ b/libAACenc/src/bandwidth.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -204,7 +204,6 @@ static INT GetBandwidthEntry( INT bwTabSize = 0; switch (frameLength) { - case 960: case 1024: pBwTab = bandWidthTable; bwTabSize = sizeof(bandWidthTable)/sizeof(BANDWIDTH_TAB); @@ -253,7 +252,6 @@ static INT GetBandwidthEntry( chanBitRate < pBwTab[i+1].chanBitRate) { switch (frameLength) { - case 960: case 1024: bandwidth = (entryNo==0) ? pBwTab[i].bandWidthMono @@ -318,6 +316,8 @@ AAC_ENCODER_ERROR FDKaacEnc_DetermineBandWidth(INT* bandWidth, case MODE_1_2_2: case MODE_1_2_2_1: case MODE_1_2_2_2_1: + case MODE_7_1_REAR_SURROUND: + case MODE_7_1_FRONT_CENTER: *bandWidth = bandWidthTableVBR[bitrateMode].bandWidth2AndMoreChan; break; default: @@ -348,6 +348,8 @@ AAC_ENCODER_ERROR FDKaacEnc_DetermineBandWidth(INT* bandWidth, case MODE_1_2_2: /* sce + cpe + cpe */ case MODE_1_2_2_1: /* (5.1) sce + cpe + cpe + lfe */ case MODE_1_2_2_2_1: /* (7.1) sce + cpe + cpe + cpe + lfe */ + case MODE_7_1_REAR_SURROUND: + case MODE_7_1_FRONT_CENTER: entryNo = 1; /* use stereo bandwith settings */ break; diff --git a/libAACenc/src/bandwidth.h b/libAACenc/src/bandwidth.h index 61c7f93..2e92453 100644 --- a/libAACenc/src/bandwidth.h +++ b/libAACenc/src/bandwidth.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/bit_cnt.cpp b/libAACenc/src/bit_cnt.cpp index e89710e..926ee49 100644 --- a/libAACenc/src/bit_cnt.cpp +++ b/libAACenc/src/bit_cnt.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/bit_cnt.h b/libAACenc/src/bit_cnt.h index 8650566..7c4b59e 100644 --- a/libAACenc/src/bit_cnt.h +++ b/libAACenc/src/bit_cnt.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/bitenc.cpp b/libAACenc/src/bitenc.cpp index d2cb5af..8e477aa 100644 --- a/libAACenc/src/bitenc.cpp +++ b/libAACenc/src/bitenc.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -1360,7 +1360,7 @@ AAC_ENCODER_ERROR FDKaacEnc_WriteBitstream(HANDLE_TRANSPORTENC hTpEnc, if ( (syntaxFlags & AC_ER) && !(syntaxFlags & AC_DRM) ) { - UCHAR channelElementExtensionWritten[(6)][(1)]; /* 0: extension not touched, 1: extension already written */ + UCHAR channelElementExtensionWritten[(8)][(1)]; /* 0: extension not touched, 1: extension already written */ FDKmemclear(channelElementExtensionWritten, sizeof(channelElementExtensionWritten)); diff --git a/libAACenc/src/bitenc.h b/libAACenc/src/bitenc.h index 337ce38..498be7c 100644 --- a/libAACenc/src/bitenc.h +++ b/libAACenc/src/bitenc.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/block_switch.cpp b/libAACenc/src/block_switch.cpp index 96fcb08..7b3e275 100644 --- a/libAACenc/src/block_switch.cpp +++ b/libAACenc/src/block_switch.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -83,7 +83,7 @@ amm-info@iis.fraunhofer.de /***************************** MPEG-4 AAC Encoder ************************** - Author(s): M. Werner + Author(s): M. Werner, Tobias Chalupka Description: Block switching ******************************************************************************/ @@ -100,9 +100,11 @@ amm-info@iis.fraunhofer.de static FIXP_DBL FDKaacEnc_GetWindowEnergy(const FIXP_DBL in[], const INT blSwWndIdx); -static void FDKaacEnc_CalcWindowEnergy( BLOCK_SWITCHING_CONTROL *RESTRICT blockSwitchingControl, - INT windowLen); - +static void FDKaacEnc_CalcWindowEnergy( + BLOCK_SWITCHING_CONTROL *RESTRICT blockSwitchingControl, + INT windowLen, + const INT_PCM *pTimeSignal + ); /****************** Constants *****************************/ /* LONG START SHORT STOP LOWOV */ @@ -145,20 +147,9 @@ static const FIXP_DBL minAttackNrg = (FL2FXCONST_DBL(1e+6f*NORM_PCM_ENERGY)>>BLO /**************** internal function prototypes ***********/ -static INT FDKaacEnc_GetWindowIndex(INT blockSwWindowIndex); - -static FIXP_DBL FDKaacEnc_GetWindowEnergy(const FIXP_DBL in[], const INT shortWndIdx); - -static void FDKaacEnc_CalcWindowEnergy( BLOCK_SWITCHING_CONTROL *RESTRICT blockSwitchingControl, - INT windowLen); - - - /****************** Routines ****************************/ void FDKaacEnc_InitBlockSwitching(BLOCK_SWITCHING_CONTROL *blockSwitchingControl, INT isLowDelay) { - /* note: the pointer to timeSignal can be zeroed here, because it is initialized for every call - to FDKaacEnc_BlockSwitching anew */ FDKmemclear (blockSwitchingControl, sizeof(BLOCK_SWITCHING_CONTROL)); if (isLowDelay) @@ -214,7 +205,7 @@ static const INT chgWndSqLkAhd[2][2][N_BLOCKTYPES] = /*attack */ {START_WINDOW, SHORT_WINDOW, SHORT_WINDOW, START_WINDOW, WRONG_WINDOW, WRONG_WINDOW} } /* attack */ }; -int FDKaacEnc_BlockSwitching(BLOCK_SWITCHING_CONTROL *blockSwitchingControl, const INT granuleLength, const int isLFE) +int FDKaacEnc_BlockSwitching(BLOCK_SWITCHING_CONTROL *blockSwitchingControl, const INT granuleLength, const int isLFE, const INT_PCM *pTimeSignal) { UINT i; FIXP_DBL enM1, enMax; @@ -263,7 +254,7 @@ int FDKaacEnc_BlockSwitching(BLOCK_SWITCHING_CONTROL *blockSwitchingControl, con /* Calculate unfiltered and filtered energies in subwindows and combine to segments */ - FDKaacEnc_CalcWindowEnergy(blockSwitchingControl, granuleLength>>(nBlockSwitchWindows==4? 2:3 )); + FDKaacEnc_CalcWindowEnergy(blockSwitchingControl, granuleLength>>(nBlockSwitchWindows==4? 2:3 ), pTimeSignal); /* now calculate if there is an attack */ @@ -335,8 +326,7 @@ static FIXP_DBL FDKaacEnc_GetWindowEnergy(const FIXP_DBL in[], const INT blSwWnd } - -static void FDKaacEnc_CalcWindowEnergy(BLOCK_SWITCHING_CONTROL *RESTRICT blockSwitchingControl, INT windowLen) +static void FDKaacEnc_CalcWindowEnergy(BLOCK_SWITCHING_CONTROL *RESTRICT blockSwitchingControl, INT windowLen, const INT_PCM *pTimeSignal) { INT i; UINT w; @@ -344,8 +334,6 @@ static void FDKaacEnc_CalcWindowEnergy(BLOCK_SWITCHING_CONTROL *RESTRICT blockSw FIXP_SGL hiPassCoeff0 = hiPassCoeff[0]; FIXP_SGL hiPassCoeff1 = hiPassCoeff[1]; - INT_PCM *timeSignal = blockSwitchingControl->timeSignal; - /* sum up scalarproduct of timesignal as windowed Energies */ for (w=0; w < blockSwitchingControl->nBlockSwitchWindows; w++) { @@ -361,9 +349,9 @@ static void FDKaacEnc_CalcWindowEnergy(BLOCK_SWITCHING_CONTROL *RESTRICT blockSw FIXP_DBL tempUnfiltered, tempFiltred, t1, t2; /* tempUnfiltered is scaled with 1 to prevent overflows during calculation of tempFiltred */ #if SAMPLE_BITS == DFRACT_BITS - tempUnfiltered = (FIXP_DBL) *timeSignal++ >> 1; + tempUnfiltered = (FIXP_DBL) *pTimeSignal++ >> 1; #else - tempUnfiltered = (FIXP_DBL) *timeSignal++ << (DFRACT_BITS-SAMPLE_BITS-1); + tempUnfiltered = (FIXP_DBL) *pTimeSignal++ << (DFRACT_BITS-SAMPLE_BITS-1); #endif t1 = fMultDiv2(hiPassCoeff1, tempUnfiltered-temp_iirState0); t2 = fMultDiv2(hiPassCoeff0, temp_iirState1); diff --git a/libAACenc/src/block_switch.h b/libAACenc/src/block_switch.h index 179e16b..e94b6f5 100644 --- a/libAACenc/src/block_switch.h +++ b/libAACenc/src/block_switch.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -107,7 +107,6 @@ amm-info@iis.fraunhofer.de /****************** Structures ***************************/ typedef struct{ - INT_PCM *timeSignal; INT lastWindowSequence; INT windowShape; INT lastWindowShape; @@ -136,7 +135,7 @@ typedef struct{ void FDKaacEnc_InitBlockSwitching(BLOCK_SWITCHING_CONTROL *blockSwitchingControl, INT isLowDelay); -int FDKaacEnc_BlockSwitching(BLOCK_SWITCHING_CONTROL *blockSwitchingControl, const INT granuleLength, const int isLFE); +int FDKaacEnc_BlockSwitching(BLOCK_SWITCHING_CONTROL *blockSwitchingControl, const INT granuleLength, const int isLFE, const INT_PCM *pTimeSignal); int FDKaacEnc_SyncBlockSwitching( BLOCK_SWITCHING_CONTROL *blockSwitchingControlLeft, diff --git a/libAACenc/src/channel_map.cpp b/libAACenc/src/channel_map.cpp index 687ed83..559a4ce 100644 --- a/libAACenc/src/channel_map.cpp +++ b/libAACenc/src/channel_map.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -124,7 +124,7 @@ amm-info@iis.fraunhofer.de typedef struct { CHANNEL_MODE encoderMode; - INT channel_assignment[/*(6)*/12]; + INT channel_assignment[/*(8)*/12]; } CHANNEL_ASSIGNMENT_INFO_TAB; @@ -139,6 +139,8 @@ static const CHANNEL_ASSIGNMENT_INFO_TAB assignmentInfoTabMpeg[] = { MODE_1_2_2, { 0, 1, 2, 3, 4,-1,-1,-1,-1,-1,-1,-1} }, /* 5ch */ { MODE_1_2_2_1, { 0, 1, 2, 3, 4, 5,-1,-1,-1,-1,-1,-1} }, /* 5.1ch */ { MODE_1_2_2_2_1, { 0, 1, 2, 3, 4, 5, 6, 7,-1,-1,-1,-1} }, /* 7.1ch */ + { MODE_7_1_REAR_SURROUND, { 0, 1, 2, 3, 4, 5, 6, 7,-1,-1,-1,-1} }, /* 7.1ch */ + { MODE_7_1_FRONT_CENTER, { 0, 1, 2, 3, 4, 5, 6, 7,-1,-1,-1,-1} } /* 7.1ch */ }; static const CHANNEL_ASSIGNMENT_INFO_TAB assignmentInfoTabWav[] = @@ -150,7 +152,9 @@ static const CHANNEL_ASSIGNMENT_INFO_TAB assignmentInfoTabWav[] = { MODE_1_2_1, { 2, 0, 1, 3,-1,-1,-1,-1,-1,-1,-1,-1} }, /* 4ch */ { MODE_1_2_2, { 2, 0, 1, 3, 4,-1,-1,-1,-1,-1,-1,-1} }, /* 5ch */ { MODE_1_2_2_1, { 2, 0, 1, 4, 5, 3,-1,-1,-1,-1,-1,-1} }, /* 5.1ch */ - { MODE_1_2_2_2_1, { 2, 0, 1, 6, 7, 4, 5, 3,-1,-1,-1,-1} }, /* 7.1ch */ + { MODE_1_2_2_2_1, { 2, 6, 7, 0, 1, 4, 5, 3,-1,-1,-1,-1} }, /* 7.1ch */ + { MODE_7_1_REAR_SURROUND, { 2, 0, 1, 6, 7, 4, 5, 3,-1,-1,-1,-1} }, /* 7.1ch */ + { MODE_7_1_FRONT_CENTER, { 2, 6, 7, 0, 1, 4, 5, 3,-1,-1,-1,-1} }, /* 7.1ch */ }; /* Channel mode configuration tab provides, @@ -165,6 +169,8 @@ static const CHANNEL_MODE_CONFIG_TAB channelModeConfig[] = { MODE_1_2_2, 5, 5, 3 }, /* SCE,CPE,CPE */ { MODE_1_2_2_1, 6, 5, 4 }, /* SCE,CPE,CPE,LFE */ { MODE_1_2_2_2_1, 8, 7, 5 }, /* SCE,CPE,CPE,CPE,LFE */ + { MODE_7_1_REAR_SURROUND, 8, 7, 5 }, + { MODE_7_1_FRONT_CENTER, 8, 7, 5 }, }; #define MAX_MODES (sizeof(assignmentInfoTabWav)/sizeof(CHANNEL_ASSIGNMENT_INFO_TAB)) @@ -315,6 +321,8 @@ AAC_ENCODER_ERROR FDKaacEnc_InitChannelMapping(CHANNEL_MODE mode, CHANNEL_ORDER break; case MODE_1_2_2_2_1: + case MODE_7_1_REAR_SURROUND: + case MODE_7_1_FRONT_CENTER: /* (7.1) sce + cpe + cpe + cpe + lfe */ FDKaacEnc_initElement(&cm->elInfo[0], ID_SCE, &count, mode, co, it_cnt, FL2FXCONST_DBL(0.18f)); FDKaacEnc_initElement(&cm->elInfo[1], ID_CPE, &count, mode, co, it_cnt, FL2FXCONST_DBL(0.26f)); @@ -322,14 +330,13 @@ AAC_ENCODER_ERROR FDKaacEnc_InitChannelMapping(CHANNEL_MODE mode, CHANNEL_ORDER FDKaacEnc_initElement(&cm->elInfo[3], ID_CPE, &count, mode, co, it_cnt, FL2FXCONST_DBL(0.26f)); FDKaacEnc_initElement(&cm->elInfo[4], ID_LFE, &count, mode, co, it_cnt, FL2FXCONST_DBL(0.04f)); break; - default: //*chMap=0; return AAC_ENC_UNSUPPORTED_CHANNELCONFIG; }; - FDK_ASSERT(cm->nElements<=(6)); + FDK_ASSERT(cm->nElements<=(8)); return AAC_ENC_OK; @@ -442,19 +449,18 @@ AAC_ENCODER_ERROR FDKaacEnc_InitElementBits(QC_STATE *hQC, break; } - - case MODE_1_2_2_2_1:{ - /* (7.1) sce + cpe + cpe + cpe + lfe */ - hQC->elementBits[0]->relativeBitsEl = cm->elInfo[0].relativeBits; - hQC->elementBits[1]->relativeBitsEl = cm->elInfo[1].relativeBits; - hQC->elementBits[2]->relativeBitsEl = cm->elInfo[2].relativeBits; - hQC->elementBits[3]->relativeBitsEl = cm->elInfo[3].relativeBits; - hQC->elementBits[4]->relativeBitsEl = cm->elInfo[4].relativeBits; - FIXP_DBL sceRate = cm->elInfo[0].relativeBits; - FIXP_DBL cpe1Rate = cm->elInfo[1].relativeBits; - FIXP_DBL cpe2Rate = cm->elInfo[2].relativeBits; - FIXP_DBL cpe3Rate = cm->elInfo[3].relativeBits; - FIXP_DBL lfeRate = cm->elInfo[4].relativeBits; + case MODE_7_1_REAR_SURROUND: + case MODE_7_1_FRONT_CENTER: + case MODE_1_2_2_2_1: { + int cpe3Idx = 3; + int lfeIdx = 4; + + /* (7.1) sce + cpe + cpe + cpe + lfe */ + FIXP_DBL sceRate = hQC->elementBits[0]->relativeBitsEl = cm->elInfo[0].relativeBits; + FIXP_DBL cpe1Rate = hQC->elementBits[1]->relativeBitsEl = cm->elInfo[1].relativeBits; + FIXP_DBL cpe2Rate = hQC->elementBits[2]->relativeBitsEl = cm->elInfo[2].relativeBits; + FIXP_DBL cpe3Rate = hQC->elementBits[cpe3Idx]->relativeBitsEl = cm->elInfo[cpe3Idx].relativeBits; + FIXP_DBL lfeRate = hQC->elementBits[lfeIdx]->relativeBitsEl = cm->elInfo[lfeIdx].relativeBits; int maxBitsTot = maxChannelBits * 7; /* LFE does not add to bit reservoir */ int sc = CountLeadingBits(fixMax(maxChannelBits,averageBitsTot)); @@ -466,17 +472,16 @@ AAC_ENCODER_ERROR FDKaacEnc_InitElementBits(QC_STATE *hQC, hQC->elementBits[0]->chBitrateEl = fMult(sceRate, (FIXP_DBL)(bitrateTot<<sc_brTot))>>sc_brTot; hQC->elementBits[1]->chBitrateEl = fMult(cpe1Rate, (FIXP_DBL)(bitrateTot<<sc_brTot))>>(sc_brTot+1); hQC->elementBits[2]->chBitrateEl = fMult(cpe2Rate, (FIXP_DBL)(bitrateTot<<sc_brTot))>>(sc_brTot+1); - hQC->elementBits[3]->chBitrateEl = fMult(cpe3Rate, (FIXP_DBL)(bitrateTot<<sc_brTot))>>(sc_brTot+1); - hQC->elementBits[4]->chBitrateEl = fMult(lfeRate, (FIXP_DBL)(bitrateTot<<sc_brTot))>>sc_brTot; + hQC->elementBits[cpe3Idx]->chBitrateEl = fMult(cpe3Rate, (FIXP_DBL)(bitrateTot<<sc_brTot))>>(sc_brTot+1); + hQC->elementBits[lfeIdx]->chBitrateEl = fMult(lfeRate, (FIXP_DBL)(bitrateTot<<sc_brTot))>>sc_brTot; hQC->elementBits[0]->maxBitsEl = maxChannelBits; hQC->elementBits[1]->maxBitsEl = 2*maxChannelBits; hQC->elementBits[2]->maxBitsEl = 2*maxChannelBits; - hQC->elementBits[3]->maxBitsEl = 2*maxChannelBits; - hQC->elementBits[4]->maxBitsEl = maxLfeBits; + hQC->elementBits[cpe3Idx]->maxBitsEl = 2*maxChannelBits; + hQC->elementBits[lfeIdx]->maxBitsEl = maxLfeBits; break; } - default: return AAC_ENC_UNSUPPORTED_CHANNELCONFIG; } @@ -518,6 +523,8 @@ ELEMENT_MODE FDKaacEnc_GetMonoStereoMode(const CHANNEL_MODE mode){ case MODE_1_2_2: case MODE_1_2_2_1: case MODE_1_2_2_2_1: + case MODE_7_1_REAR_SURROUND: + case MODE_7_1_FRONT_CENTER: monoStereoSetting = EL_MODE_STEREO; break; default: /* error */ diff --git a/libAACenc/src/channel_map.h b/libAACenc/src/channel_map.h index 6d135d2..2cfb486 100644 --- a/libAACenc/src/channel_map.h +++ b/libAACenc/src/channel_map.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/chaosmeasure.cpp b/libAACenc/src/chaosmeasure.cpp index 9d6d77e..4e56e9e 100644 --- a/libAACenc/src/chaosmeasure.cpp +++ b/libAACenc/src/chaosmeasure.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/chaosmeasure.h b/libAACenc/src/chaosmeasure.h index 732cb09..44301c5 100644 --- a/libAACenc/src/chaosmeasure.h +++ b/libAACenc/src/chaosmeasure.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/dyn_bits.cpp b/libAACenc/src/dyn_bits.cpp index 8cac2ef..0c07109 100644 --- a/libAACenc/src/dyn_bits.cpp +++ b/libAACenc/src/dyn_bits.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/dyn_bits.h b/libAACenc/src/dyn_bits.h index e7f219b..ae78a4c 100644 --- a/libAACenc/src/dyn_bits.h +++ b/libAACenc/src/dyn_bits.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/grp_data.cpp b/libAACenc/src/grp_data.cpp index 4355295..465865f 100644 --- a/libAACenc/src/grp_data.cpp +++ b/libAACenc/src/grp_data.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/grp_data.h b/libAACenc/src/grp_data.h index eddd694..f061855 100644 --- a/libAACenc/src/grp_data.h +++ b/libAACenc/src/grp_data.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/intensity.cpp b/libAACenc/src/intensity.cpp index 514c8e0..6d807f7 100644 --- a/libAACenc/src/intensity.cpp +++ b/libAACenc/src/intensity.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -450,23 +450,24 @@ FDKaacEnc_finalizeIntensityDecision(const FIXP_DBL *hrrErr, const INT maxSfbPerGroup) { INT sfb,sfboffs, j; - INT startIsSfb = 0; - INT inIsBlock; - INT currentIsSfbCount; - FIXP_DBL overallHrrError; FIXP_DBL isScaleLast = FL2FXCONST_DBL(0.0f); - FIXP_DBL isRegionLoudness; + INT isStartValueFound = 0; for (sfboffs = 0; sfboffs < sfbCnt; sfboffs += sfbPerGroup) { - inIsBlock = 0; - currentIsSfbCount = 0; - overallHrrError = FL2FXCONST_DBL(0.0f); - isRegionLoudness = FL2FXCONST_DBL(0.0f); + INT startIsSfb = 0; + INT inIsBlock = 0; + INT currentIsSfbCount = 0; + FIXP_DBL overallHrrError = FL2FXCONST_DBL(0.0f); + FIXP_DBL isRegionLoudness = FL2FXCONST_DBL(0.0f); + for (sfb = 0; sfb < maxSfbPerGroup; sfb++) { if (isMask[sfboffs + sfb] == 1) { if (currentIsSfbCount == 0) { startIsSfb = sfboffs + sfb; + } + if (isStartValueFound==0) { isScaleLast = realIsScale[sfboffs + sfb]; + isStartValueFound = 1; } inIsBlock = 1; currentIsSfbCount++; @@ -510,6 +511,14 @@ FDKaacEnc_finalizeIntensityDecision(const FIXP_DBL *hrrErr, for(j = startIsSfb; j <= sfboffs + sfb; j++) { isMask[j] = 0; } + isScaleLast = FL2FXCONST_DBL(0.0f); + isStartValueFound = 0; + for (j=0; j < startIsSfb; j++) { + if (isMask[j]!=0) { + isScaleLast = realIsScale[j]; + isStartValueFound = 1; + } + } } currentIsSfbCount = 0; overallHrrError = FL2FXCONST_DBL(0.0f); diff --git a/libAACenc/src/intensity.h b/libAACenc/src/intensity.h index 12be8bc..2acc292 100644 --- a/libAACenc/src/intensity.h +++ b/libAACenc/src/intensity.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/interface.h b/libAACenc/src/interface.h index a1c3a96..51fb72a 100644 --- a/libAACenc/src/interface.h +++ b/libAACenc/src/interface.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -92,6 +92,7 @@ amm-info@iis.fraunhofer.de #define _INTERFACE_H #include "common_fix.h" +#include "FDK_audio.h" #include "psy_data.h" #include "aacenc_tns.h" @@ -155,9 +156,14 @@ typedef struct { typedef struct { - PSY_OUT_ELEMENT* psyOutElement[(6)]; - PSY_OUT_CHANNEL* pPsyOutChannels[(6)]; + PSY_OUT_ELEMENT* psyOutElement[(8)]; + PSY_OUT_CHANNEL* pPsyOutChannels[(8)]; }PSY_OUT; +inline int isLowDelay( AUDIO_OBJECT_TYPE aot ) +{ + return (aot==AOT_ER_AAC_LD || aot==AOT_ER_AAC_ELD); +} + #endif /* _INTERFACE_H */ diff --git a/libAACenc/src/line_pe.cpp b/libAACenc/src/line_pe.cpp index 7014bcb..f3c0dab 100644 --- a/libAACenc/src/line_pe.cpp +++ b/libAACenc/src/line_pe.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -184,7 +184,7 @@ void FDKaacEnc_calcSfbPe(PE_CHANNEL_DATA *RESTRICT peChanData, } peChanData->sfbNActiveLines[sfbGrp+sfb] = nLines; } - else if( isBook[sfb] ) { + else if( isBook[sfbGrp+sfb] ) { /* provide for cost of scale factor for Intensity */ INT delta = isScale[sfbGrp+sfb] - lastValIs; lastValIs = isScale[sfbGrp+sfb]; diff --git a/libAACenc/src/line_pe.h b/libAACenc/src/line_pe.h index 2fcc958..3d5cfd5 100644 --- a/libAACenc/src/line_pe.h +++ b/libAACenc/src/line_pe.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/metadata_compressor.cpp b/libAACenc/src/metadata_compressor.cpp index 852c8bc..876de57 100644 --- a/libAACenc/src/metadata_compressor.cpp +++ b/libAACenc/src/metadata_compressor.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -421,7 +421,7 @@ static FIXP_DBL tc2Coeff( result = f2Pow(-exponent, DFRACT_BITS-1-METADATA_FRACT_BITS, &e_res); /* result = 1.0 - exp(-1.0/((t) * (f))) */ - result = FL2FXCONST_DBL(1.0f) - scaleValue(result, e_res); + result = (FIXP_DBL)MAXVAL_DBL - scaleValue(result, e_res); return result; } @@ -539,14 +539,25 @@ INT FDK_DRC_Generator_Initialize( drcComp->channelIdx[RS] = channelMapping.elInfo[2].ChannelIndex[1]; break; case MODE_1_2_2_2_1: /* 7.1 ch */ - drcComp->channelIdx[L] = channelMapping.elInfo[1].ChannelIndex[0]; - drcComp->channelIdx[R] = channelMapping.elInfo[1].ChannelIndex[1]; - drcComp->channelIdx[C] = channelMapping.elInfo[0].ChannelIndex[0]; - drcComp->channelIdx[LFE] = channelMapping.elInfo[4].ChannelIndex[0]; - drcComp->channelIdx[LS] = channelMapping.elInfo[2].ChannelIndex[0]; - drcComp->channelIdx[RS] = channelMapping.elInfo[2].ChannelIndex[1]; - drcComp->channelIdx[LS2] = channelMapping.elInfo[3].ChannelIndex[0]; - drcComp->channelIdx[RS2] = channelMapping.elInfo[3].ChannelIndex[1]; + case MODE_7_1_FRONT_CENTER: + drcComp->channelIdx[L] = channelMapping.elInfo[2].ChannelIndex[0]; /* l */ + drcComp->channelIdx[R] = channelMapping.elInfo[2].ChannelIndex[1]; /* r */ + drcComp->channelIdx[C] = channelMapping.elInfo[0].ChannelIndex[0]; /* c */ + drcComp->channelIdx[LFE] = channelMapping.elInfo[4].ChannelIndex[0]; /* lfe */ + drcComp->channelIdx[LS] = channelMapping.elInfo[3].ChannelIndex[0]; /* ls */ + drcComp->channelIdx[RS] = channelMapping.elInfo[3].ChannelIndex[1]; /* rs */ + drcComp->channelIdx[LS2] = channelMapping.elInfo[1].ChannelIndex[0]; /* lc */ + drcComp->channelIdx[RS2] = channelMapping.elInfo[1].ChannelIndex[1]; /* rc */ + break; + case MODE_7_1_REAR_SURROUND: + drcComp->channelIdx[L] = channelMapping.elInfo[1].ChannelIndex[0]; /* l */ + drcComp->channelIdx[R] = channelMapping.elInfo[1].ChannelIndex[1]; /* r */ + drcComp->channelIdx[C] = channelMapping.elInfo[0].ChannelIndex[0]; /* c */ + drcComp->channelIdx[LFE] = channelMapping.elInfo[4].ChannelIndex[0]; /* lfe */ + drcComp->channelIdx[LS] = channelMapping.elInfo[3].ChannelIndex[0]; /* lrear */ + drcComp->channelIdx[RS] = channelMapping.elInfo[3].ChannelIndex[1]; /* rrear */ + drcComp->channelIdx[LS2] = channelMapping.elInfo[2].ChannelIndex[0]; /* ls */ + drcComp->channelIdx[RS2] = channelMapping.elInfo[2].ChannelIndex[1]; /* rs */ break; case MODE_1_1: case MODE_1_1_1_1: @@ -832,12 +843,12 @@ INT FDK_DRC_Generator_Calc( FIXP_DBL accu; /* drcComp->smoothLevel[i] = (1-alpha) * drcComp->smoothLevel[i] + alpha * level; */ - accu = fMult((FL2FXCONST_DBL(1.f)-alpha), drcComp->smoothLevel[i]); + accu = fMult(((FIXP_DBL)MAXVAL_DBL-alpha), drcComp->smoothLevel[i]); accu += fMult(alpha,level); drcComp->smoothLevel[i] = accu; /* drcComp->smoothGain[i] = (1-alpha) * drcComp->smoothGain[i] + alpha * gain; */ - accu = fMult((FL2FXCONST_DBL(1.f)-alpha), drcComp->smoothGain[i]); + accu = fMult(((FIXP_DBL)MAXVAL_DBL-alpha), drcComp->smoothGain[i]); accu += fMult(alpha,gain); drcComp->smoothGain[i] = accu; } @@ -941,7 +952,7 @@ INT FDK_DRC_Generator_Calc( if ((drcComp->channelIdx[LS] >= 0) && (drcComp->channelIdx[LS2] >= 0)) tmp = fMult(FL2FXCONST_DBL(0.707f), tmp); /* 7.1ch */ /*if ((drcComp->channelIdx[RS] >= 0) && (drcComp->channelIdx[RS2] >= 0)) tmp *=0.707f;*/ /* 7.1ch */ if (drcComp->channelIdx[S] >= 0) tmp += fMultDiv2(slev, fMult(FL2FXCONST_DBL(0.7f), (FIXP_PCM)pSamples[drcComp->channelIdx[S]]))>>(DOWNMIX_SHIFT-1); /* S */ - if (drcComp->channelIdx[C] >= 0) tmp += fMultDiv2(clev, (FIXP_PCM)pSamples[drcComp->channelIdx[C]])>>(DOWNMIX_SHIFT-1); /* C */ + if (drcComp->channelIdx[C] >= 0) tmp += fMult(clev, (FIXP_PCM)pSamples[drcComp->channelIdx[C]])>>(DOWNMIX_SHIFT-1); /* C (2*clev) */ tmp += (FX_PCM2FX_DBL((FIXP_PCM)pSamples[drcComp->channelIdx[L]])>>DOWNMIX_SHIFT); /* L */ tmp += (FX_PCM2FX_DBL((FIXP_PCM)pSamples[drcComp->channelIdx[R]])>>DOWNMIX_SHIFT); /* R */ @@ -973,7 +984,7 @@ INT FDK_DRC_Generator_Calc( * + 0.2f*2^(-METADATA_FRACT_BITS) + drcComp->smoothGain[i] */ peak[i] = fMult((FIXP_DBL)(10<<(METADATA_FRACT_BITS+LD_DATA_SHIFT)), fMult( FL2FX_DBL(2*0.30102999566398119521373889472449f), ld_peak)); - peak[i] += (FL2FX_DBL(0.2f)>>METADATA_INT_BITS); /* add a little bit headroom */ + peak[i] += (FL2FX_DBL(0.5f)>>METADATA_INT_BITS); /* add a little bit headroom */ peak[i] += drcComp->smoothGain[i]; } diff --git a/libAACenc/src/metadata_compressor.h b/libAACenc/src/metadata_compressor.h index c77e79e..ff639b5 100644 --- a/libAACenc/src/metadata_compressor.h +++ b/libAACenc/src/metadata_compressor.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/metadata_main.cpp b/libAACenc/src/metadata_main.cpp index 45763a1..e920793 100644 --- a/libAACenc/src/metadata_main.cpp +++ b/libAACenc/src/metadata_main.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/metadata_main.h b/libAACenc/src/metadata_main.h index f747f9f..bfc8ae1 100644 --- a/libAACenc/src/metadata_main.h +++ b/libAACenc/src/metadata_main.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/ms_stereo.cpp b/libAACenc/src/ms_stereo.cpp index ab0cb1c..306d490 100644 --- a/libAACenc/src/ms_stereo.cpp +++ b/libAACenc/src/ms_stereo.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/ms_stereo.h b/libAACenc/src/ms_stereo.h index 5657ae2..2f3addb 100644 --- a/libAACenc/src/ms_stereo.h +++ b/libAACenc/src/ms_stereo.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/noisedet.cpp b/libAACenc/src/noisedet.cpp index 178a2ad..f3c51de 100644 --- a/libAACenc/src/noisedet.cpp +++ b/libAACenc/src/noisedet.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/noisedet.h b/libAACenc/src/noisedet.h index bccf4ee..8d5e365 100644 --- a/libAACenc/src/noisedet.h +++ b/libAACenc/src/noisedet.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/pns_func.h b/libAACenc/src/pns_func.h index d1d8fb1..efa44ef 100644 --- a/libAACenc/src/pns_func.h +++ b/libAACenc/src/pns_func.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/pnsparam.cpp b/libAACenc/src/pnsparam.cpp index 3426ac3..afc5bdd 100644 --- a/libAACenc/src/pnsparam.cpp +++ b/libAACenc/src/pnsparam.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/pnsparam.h b/libAACenc/src/pnsparam.h index 53a2704..08bb83e 100644 --- a/libAACenc/src/pnsparam.h +++ b/libAACenc/src/pnsparam.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/pre_echo_control.cpp b/libAACenc/src/pre_echo_control.cpp index b1f9041..3dfd8ed 100644 --- a/libAACenc/src/pre_echo_control.cpp +++ b/libAACenc/src/pre_echo_control.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/pre_echo_control.h b/libAACenc/src/pre_echo_control.h index c2743d7..9224db0 100644 --- a/libAACenc/src/pre_echo_control.h +++ b/libAACenc/src/pre_echo_control.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/psy_configuration.cpp b/libAACenc/src/psy_configuration.cpp index 96f6a71..4393fa1 100644 --- a/libAACenc/src/psy_configuration.cpp +++ b/libAACenc/src/psy_configuration.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/psy_configuration.h b/libAACenc/src/psy_configuration.h index 3d8ad0b..3629246 100644 --- a/libAACenc/src/psy_configuration.h +++ b/libAACenc/src/psy_configuration.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/psy_const.h b/libAACenc/src/psy_const.h index 0195931..d9c9f43 100644 --- a/libAACenc/src/psy_const.h +++ b/libAACenc/src/psy_const.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -98,7 +98,6 @@ amm-info@iis.fraunhofer.de #define FRAME_MAXLEN_SHORT ((1024)/TRANS_FAC) #define FRAME_LEN_SHORT_128 ((1024)/TRANS_FAC) -#define FRAME_LEN_SHORT_120 (FRAME_LEN_LONG_960/TRANS_FAC) /* Filterbank type*/ enum FB_TYPE { diff --git a/libAACenc/src/psy_data.h b/libAACenc/src/psy_data.h index 2219f24..7183955 100644 --- a/libAACenc/src/psy_data.h +++ b/libAACenc/src/psy_data.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/psy_main.cpp b/libAACenc/src/psy_main.cpp index 672619e..59193c7 100644 --- a/libAACenc/src/psy_main.cpp +++ b/libAACenc/src/psy_main.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -116,11 +116,6 @@ static const FIXP_DBL fadeOutFactor[FADE_OUT_LEN] = {1840644096, 1533870080, 122 /* forward definitions */ -static inline int isLowDelay( AUDIO_OBJECT_TYPE aot ) -{ - return (aot==AOT_ER_AAC_LD || aot==AOT_ER_AAC_ELD); -} - /***************************************************************************** functionname: FDKaacEnc_PsyNew @@ -513,28 +508,28 @@ AAC_ENCODER_ERROR FDKaacEnc_psyMain(INT channels, for(ch = 0; ch < channels; ch++) { - C_ALLOC_SCRATCH_START(timeSignal, INT_PCM, (1024)); - psyStatic[ch]->blockSwitchingControl.timeSignal = timeSignal; + C_ALLOC_SCRATCH_START(pTimeSignal, INT_PCM, (1024)) /* deinterleave input data and use for block switching */ - FDKaacEnc_deinterleaveInputBuffer( psyStatic[ch]->blockSwitchingControl.timeSignal, + FDKaacEnc_deinterleaveInputBuffer( pTimeSignal, &pInput[chIdx[ch]], psyConf->granuleLength, totalChannels); FDKaacEnc_BlockSwitching (&psyStatic[ch]->blockSwitchingControl, - psyConf->granuleLength - ,psyStatic[ch]->isLFE + psyConf->granuleLength, + psyStatic[ch]->isLFE, + pTimeSignal ); /* fill up internal input buffer, to 2xframelength samples */ FDKmemcpy(psyStatic[ch]->psyInputBuffer+blockSwitchingOffset, - psyStatic[ch]->blockSwitchingControl.timeSignal, + pTimeSignal, (2*psyConf->granuleLength-blockSwitchingOffset)*sizeof(INT_PCM)); - C_ALLOC_SCRATCH_END(timeSignal, INT_PCM, (1024)); + C_ALLOC_SCRATCH_END(pTimeSignal, INT_PCM, (1024)) } /* synch left and right block type */ @@ -1345,7 +1340,7 @@ void FDKaacEnc_PsyClose(PSY_INTERNAL **phPsyInternal, if (hPsyInternal) { - for (i=0; i<(6); i++) { + for (i=0; i<(8); i++) { if (hPsyInternal->pStaticChannels[i]) { if (hPsyInternal->pStaticChannels[i]->psyInputBuffer) FreeRam_aacEnc_PsyInputBuffer(&hPsyInternal->pStaticChannels[i]->psyInputBuffer); /* AUDIO INPUT BUFFER */ @@ -1354,7 +1349,7 @@ void FDKaacEnc_PsyClose(PSY_INTERNAL **phPsyInternal, } } - for (i=0; i<(6); i++) { + for (i=0; i<(8); i++) { if (hPsyInternal->psyElement[i]) FreeRam_aacEnc_PsyElement(&hPsyInternal->psyElement[i]); /* PSY_ELEMENT */ } @@ -1368,12 +1363,12 @@ void FDKaacEnc_PsyClose(PSY_INTERNAL **phPsyInternal, for (n=0; n<(1); n++) { if (phPsyOut[n]) { - for (i=0; i<(6); i++) { + for (i=0; i<(8); i++) { if (phPsyOut[n]->pPsyOutChannels[i]) FreeRam_aacEnc_PsyOutChannel(&phPsyOut[n]->pPsyOutChannels[i]); /* PSY_OUT_CHANNEL */ } - for (i=0; i<(6); i++) { + for (i=0; i<(8); i++) { if (phPsyOut[n]->psyOutElement[i]) FreeRam_aacEnc_PsyOutElements(&phPsyOut[n]->psyOutElement[i]); /* PSY_OUT_ELEMENTS */ } diff --git a/libAACenc/src/psy_main.h b/libAACenc/src/psy_main.h index 9670f4a..7bdcc38 100644 --- a/libAACenc/src/psy_main.h +++ b/libAACenc/src/psy_main.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -117,8 +117,8 @@ typedef struct { typedef struct { PSY_CONFIGURATION psyConf[2]; /* LONG / SHORT */ - PSY_ELEMENT* psyElement[(6)]; - PSY_STATIC* pStaticChannels[(6)]; + PSY_ELEMENT* psyElement[(8)]; + PSY_STATIC* pStaticChannels[(8)]; PSY_DYNAMIC* psyDynamic; INT granuleLength; diff --git a/libAACenc/src/qc_data.h b/libAACenc/src/qc_data.h index d37ea92..a9309c8 100644 --- a/libAACenc/src/qc_data.h +++ b/libAACenc/src/qc_data.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -127,7 +127,7 @@ typedef struct { INT nChannels; INT nChannelsEff; INT nElements; - ELEMENT_INFO elInfo[(6)]; + ELEMENT_INFO elInfo[(8)]; } CHANNEL_MAPPING; typedef struct { @@ -143,6 +143,8 @@ struct QC_INIT{ INT maxBits; /* maximum number of bits in reservoir */ INT averageBits; /* average number of bits we should use */ INT bitRes; + INT sampleRate; /* output sample rate */ + INT advancedBitsToPe; /* if set, calc bits2PE factor depending on samplerate */ INT staticBits; /* Bits per frame consumed by transport layers. */ QCDATA_BR_MODE bitrateMode; INT meanPe; @@ -215,8 +217,8 @@ typedef struct typedef struct { - QC_OUT_ELEMENT *qcElement[(6)]; - QC_OUT_CHANNEL *pQcOutChannels[(6)]; + QC_OUT_ELEMENT *qcElement[(8)]; + QC_OUT_CHANNEL *pQcOutChannels[(8)]; QC_OUT_EXTENSION extension[(2+2)]; /* global extension payload */ INT nExtensions; /* number of extension payloads for this AU */ INT maxDynBits; /* maximal allowed dynamic bits in frame */ @@ -252,7 +254,7 @@ typedef struct INT minBitsPerFrame; /* minimal allowd bits per fram, superframing - DRM */ INT nElements; QCDATA_BR_MODE bitrateMode; - INT bitDistributenMode; /* 0: full bitreservoir, 1: reduced bitreservoir, 2: disabled bitreservoir */ + INT bitDistributionMode; /* 0: full bitreservoir, 1: reduced bitreservoir, 2: disabled bitreservoir */ INT bitResTot; INT bitResTotMax; INT maxIterations; /* Maximum number of allowed iterations before FDKaacEnc_crashRecovery() is applied. */ @@ -263,7 +265,7 @@ typedef struct PADDING padding; - ELEMENT_BITS *elementBits[(6)]; + ELEMENT_BITS *elementBits[(8)]; BITCNTR_STATE *hBitCounter; ADJ_THR_STATE *hAdjThr; diff --git a/libAACenc/src/qc_main.cpp b/libAACenc/src/qc_main.cpp index d7e76c7..b74510a 100644 --- a/libAACenc/src/qc_main.cpp +++ b/libAACenc/src/qc_main.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -382,10 +382,10 @@ AAC_ENCODER_ERROR FDKaacEnc_QCInit(QC_STATE *hQC, if ( isConstantBitrateMode(hQC->bitrateMode) ) { INT bitresPerChannel = (hQC->bitResTotMax / init->channelMapping->nChannelsEff); /* 0: full bitreservoir, 1: reduced bitreservoir, 2: disabled bitreservoir */ - hQC->bitDistributenMode = (bitresPerChannel>50) ? 0 : (bitresPerChannel>0) ? 1 : 2; + hQC->bitDistributionMode = (bitresPerChannel>100) ? 0 : (bitresPerChannel>0) ? 1 : 2; } else { - hQC->bitDistributenMode = 0; /* full bitreservoir */ + hQC->bitDistributionMode = 0; /* full bitreservoir */ } @@ -420,11 +420,17 @@ AAC_ENCODER_ERROR FDKaacEnc_QCInit(QC_STATE *hQC, break; } - FDKaacEnc_AdjThrInit(hQC->hAdjThr, - init->meanPe, - hQC->elementBits, /* or channelBitrates, was: channelBitrate */ - init->channelMapping->nElements, - hQC->vbrQualFactor); + FDKaacEnc_AdjThrInit( + hQC->hAdjThr, + init->meanPe, + hQC->elementBits, /* or channelBitrates, was: channelBitrate */ + hQC->invQuant, + init->channelMapping->nElements, + init->channelMapping->nChannelsEff, + init->sampleRate, /* output sample rate */ + init->advancedBitsToPe, /* if set, calc bits2PE factor depending on samplerate */ + hQC->vbrQualFactor + ); return AAC_ENC_OK; } @@ -505,7 +511,7 @@ AAC_ENCODER_ERROR FDKaacEnc_AdjustBitrate(QC_STATE *RESTRICT hQC, } static AAC_ENCODER_ERROR FDKaacEnc_distributeElementDynBits(QC_STATE* hQC, - QC_OUT_ELEMENT* qcElement[(6)], + QC_OUT_ELEMENT* qcElement[(8)], CHANNEL_MAPPING* cm, INT codeBits) { @@ -604,7 +610,7 @@ static AAC_ENCODER_ERROR FDKaacEnc_prepareBitDistribution(QC_STATE* h PSY_OUT** psyOut, QC_OUT** qcOut, CHANNEL_MAPPING* cm, - QC_OUT_ELEMENT* qcElement[(1)][(6)], + QC_OUT_ELEMENT* qcElement[(1)][(8)], INT avgTotalBits, INT *totalAvailableBits, INT *avgTotalDynBits) @@ -655,7 +661,7 @@ static AAC_ENCODER_ERROR FDKaacEnc_prepareBitDistribution(QC_STATE* h hQC->elementBits[i]->bitResLevelEl, hQC->elementBits[i]->maxBitResBitsEl, hQC->maxBitFac, - hQC->bitDistributenMode); + hQC->bitDistributionMode); *totalAvailableBits += hQC->elementBits[i]->bitResLevelEl; /* get total corrected granted PE */ @@ -671,7 +677,7 @@ static AAC_ENCODER_ERROR FDKaacEnc_prepareBitDistribution(QC_STATE* h //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// static AAC_ENCODER_ERROR FDKaacEnc_updateUsedDynBits(INT* sumDynBitsConsumed, - QC_OUT_ELEMENT* qcElement[(6)], + QC_OUT_ELEMENT* qcElement[(8)], CHANNEL_MAPPING* cm) { INT i; @@ -714,7 +720,7 @@ static INT FDKaacEnc_getTotalConsumedDynBits(QC_OUT** qcOut, } static INT FDKaacEnc_getTotalConsumedBits(QC_OUT** qcOut, - QC_OUT_ELEMENT* qcElement[(1)][(6)], + QC_OUT_ELEMENT* qcElement[(1)][(8)], CHANNEL_MAPPING* cm, INT globHdrBits, INT nSubFrames) @@ -814,7 +820,7 @@ AAC_ENCODER_ERROR FDKaacEnc_QCMain(QC_STATE* RESTRICT hQC, /*-------------------------------------------- */ /* helper pointer */ - QC_OUT_ELEMENT* qcElement[(1)][(6)]; + QC_OUT_ELEMENT* qcElement[(1)][(8)]; /* work on a copy of qcChannel and qcElement */ for (i=0; i<cm->nElements; i++) @@ -891,10 +897,10 @@ AAC_ENCODER_ERROR FDKaacEnc_QCMain(QC_STATE* RESTRICT hQC, } /* -end- sub frame counter */ /*-------------------------------------------- */ - INT iterations[(1)][(6)]; - INT chConstraintsFulfilled[(1)][(6)][(2)]; - INT calculateQuant[(1)][(6)][(2)]; - INT constraintsFulfilled[(1)][(6)]; + INT iterations[(1)][(8)]; + INT chConstraintsFulfilled[(1)][(8)][(2)]; + INT calculateQuant[(1)][(8)][(2)]; + INT constraintsFulfilled[(1)][(8)]; /*-------------------------------------------- */ @@ -1241,7 +1247,7 @@ static AAC_ENCODER_ERROR FDKaacEnc_reduceBitConsumption(int* iterati AAC_ENCODER_ERROR FDKaacEnc_updateFillBits(CHANNEL_MAPPING* cm, QC_STATE* qcKernel, - ELEMENT_BITS* RESTRICT elBits[(6)], + ELEMENT_BITS* RESTRICT elBits[(8)], QC_OUT** qcOut) { switch (qcKernel->bitrateMode) { @@ -1597,10 +1603,10 @@ void FDKaacEnc_QCClose (QC_STATE **phQCstate, QC_OUT **phQC) for (n=0;n<(1);n++) { if (phQC[n] != NULL) { QC_OUT *hQC = phQC[n]; - for (i=0; i<(6); i++) { + for (i=0; i<(8); i++) { } - for (i=0; i<(6); i++) { + for (i=0; i<(8); i++) { if (hQC->qcElement[i]) FreeRam_aacEnc_QCelement(&hQC->qcElement[i]); } @@ -1620,7 +1626,7 @@ void FDKaacEnc_QCClose (QC_STATE **phQCstate, QC_OUT **phQC) if (hQCstate->hBitCounter != NULL) FDKaacEnc_BCClose(&hQCstate->hBitCounter); - for (i=0; i<(6); i++) { + for (i=0; i<(8); i++) { if (hQCstate->elementBits[i]!=NULL) { FreeRam_aacEnc_ElementBits(&hQCstate->elementBits[i]); } diff --git a/libAACenc/src/qc_main.h b/libAACenc/src/qc_main.h index dadac8e..4e8c042 100644 --- a/libAACenc/src/qc_main.h +++ b/libAACenc/src/qc_main.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -140,7 +140,7 @@ AAC_ENCODER_ERROR FDKaacEnc_QCMain(QC_STATE* RESTRICT hQC, AAC_ENCODER_ERROR FDKaacEnc_updateFillBits(CHANNEL_MAPPING* cm, QC_STATE* qcKernel, - ELEMENT_BITS* RESTRICT elBits[(6)], + ELEMENT_BITS* RESTRICT elBits[(8)], QC_OUT** qcOut); diff --git a/libAACenc/src/quantize.cpp b/libAACenc/src/quantize.cpp index a1698a8..5380e35 100644 --- a/libAACenc/src/quantize.cpp +++ b/libAACenc/src/quantize.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -127,7 +127,7 @@ static void FDKaacEnc_quantizeLines(INT gain, accu = fMultDiv2(FDKaacEnc_mTab_3_4[tabIndex],FDKaacEnc_quantTableE[totalShift&3]); totalShift = (16-4)-(3*(totalShift>>2)); FDK_ASSERT(totalShift >=0); /* MAX_QUANT_VIOLATION */ - accu>>=totalShift; + accu >>= fixMin(totalShift,DFRACT_BITS-1); quaSpectrum[line] = (SHORT)(-((LONG)(k + accu) >> (DFRACT_BITS-1-16))); } else if(accu > FL2FXCONST_DBL(0.0f)) @@ -140,7 +140,7 @@ static void FDKaacEnc_quantizeLines(INT gain, accu = fMultDiv2(FDKaacEnc_mTab_3_4[tabIndex],FDKaacEnc_quantTableE[totalShift&3]); totalShift = (16-4)-(3*(totalShift>>2)); FDK_ASSERT(totalShift >=0); /* MAX_QUANT_VIOLATION */ - accu>>=totalShift; + accu >>= fixMin(totalShift,DFRACT_BITS-1); quaSpectrum[line] = (SHORT)((LONG)(k + accu) >> (DFRACT_BITS-1-16)); } else diff --git a/libAACenc/src/quantize.h b/libAACenc/src/quantize.h index 72dd851..975b98e 100644 --- a/libAACenc/src/quantize.h +++ b/libAACenc/src/quantize.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/sf_estim.cpp b/libAACenc/src/sf_estim.cpp index c5512cb..72b75a6 100644 --- a/libAACenc/src/sf_estim.cpp +++ b/libAACenc/src/sf_estim.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/sf_estim.h b/libAACenc/src/sf_estim.h index 3338a26..b5ac000 100644 --- a/libAACenc/src/sf_estim.h +++ b/libAACenc/src/sf_estim.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/spreading.cpp b/libAACenc/src/spreading.cpp index 5141b6e..852da1e 100644 --- a/libAACenc/src/spreading.cpp +++ b/libAACenc/src/spreading.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/spreading.h b/libAACenc/src/spreading.h index 078cc7f..e1b506c 100644 --- a/libAACenc/src/spreading.h +++ b/libAACenc/src/spreading.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/tns_func.h b/libAACenc/src/tns_func.h index 8f9bd26..6ee0edb 100644 --- a/libAACenc/src/tns_func.h +++ b/libAACenc/src/tns_func.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/tonality.cpp b/libAACenc/src/tonality.cpp index befff74..7246a34 100644 --- a/libAACenc/src/tonality.cpp +++ b/libAACenc/src/tonality.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/tonality.h b/libAACenc/src/tonality.h index dcd82a8..fbe78ee 100644 --- a/libAACenc/src/tonality.h +++ b/libAACenc/src/tonality.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/transform.cpp b/libAACenc/src/transform.cpp index fb57b14..690b82e 100644 --- a/libAACenc/src/transform.cpp +++ b/libAACenc/src/transform.cpp @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION diff --git a/libAACenc/src/transform.h b/libAACenc/src/transform.h index 212f5f0..5053174 100644 --- a/libAACenc/src/transform.h +++ b/libAACenc/src/transform.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2012 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -105,7 +105,7 @@ amm-info@iis.fraunhofer.de * LONG_WINDOW, START_WINDOW, SHORT_WINDOW or STOP_WINDOW. * \param windowShape index indicating the window slope type to be used. * Values allowed are either SINE_WINDOW or KBD_WINDOW. - * \param frameLength length of the block. Either 1024 or 960. + * \param frameLength length of the block. * \param mdctData_e pointer to an INT where the exponent of the frequency * domain output data is stored into. * \return 0 in case of success, non-zero in case of error (inconsistent parameters). |