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authorHamsalekha S <hamsalekha.s@ittiam.com>2015-07-30 16:20:35 +0530
committerMarco Nelissen <marcone@google.com>2015-10-09 11:35:29 -0700
commit126d84e0d3b6f3cb3a6e89f85da070e39ac51219 (patch)
tree429fca56d482ad62389035c70347b73269f3f72e /encoder
parent9d04b13b620d16e67163d45e5c8fb261383d80b7 (diff)
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Encoder added support for VUI params
SPS will now include vui params Removed a trailing space in ih264e_api.c Change-Id: I67a57741689206e571e9a83f7e3360149f87e06a
Diffstat (limited to 'encoder')
-rw-r--r--encoder/ih264e_api.c2
-rw-r--r--encoder/ih264e_encode_header.c137
-rw-r--r--encoder/ih264e_encode_header.h3
-rw-r--r--encoder/ih264e_process.c4
-rw-r--r--encoder/ih264e_structs.h5
5 files changed, 145 insertions, 6 deletions
diff --git a/encoder/ih264e_api.c b/encoder/ih264e_api.c
index c46134d..69085ab 100644
--- a/encoder/ih264e_api.c
+++ b/encoder/ih264e_api.c
@@ -3473,7 +3473,7 @@ static WORD32 ih264e_fill_num_mem_rec(void *pv_api_ip, void *pv_api_op)
ps_mem_rec = &ps_mem_rec_base[MEM_REC_MB_INFO_NMB];
{
ps_mem_rec->u4_mem_size = MAX_PROCESS_CTXT * max_mb_cols *
- (sizeof(mb_info_nmb_t) + MB_SIZE * MB_SIZE
+ (sizeof(mb_info_nmb_t) + MB_SIZE * MB_SIZE
* sizeof(UWORD8));
}
DEBUG("\nMemory record Id %d = %d \n", MEM_REC_MB_INFO_NMB, ps_mem_rec->u4_mem_size);
diff --git a/encoder/ih264e_encode_header.c b/encoder/ih264e_encode_header.c
index cc81e1b..ac025d6 100644
--- a/encoder/ih264e_encode_header.c
+++ b/encoder/ih264e_encode_header.c
@@ -136,6 +136,82 @@ static WORD32 ih264e_generate_nal_unit_header(bitstrm_t *ps_bitstrm,
return(return_status);
}
+/**
+******************************************************************************
+*
+* @brief Generates VUI (Video usability information)
+*
+* @par Description
+* This function generates VUI header as per the spec
+*
+* @param[in] ps_bitstrm
+* pointer to bitstream context (handle)
+*
+* @param[in] ps_vui
+* pointer to structure containing VUI data
+
+*
+* @return success or failure error code
+*
+******************************************************************************
+*/
+WORD32 ih264e_generate_vui(bitstrm_t *ps_bitstrm, vui_t *ps_vui)
+{
+ WORD32 return_status = IH264E_SUCCESS;
+
+ /* aspect_ratio_info_present_flag */
+ PUT_BITS(ps_bitstrm, ps_vui->u1_aspect_ratio_info_present_flag, 1, return_status, "aspect_ratio_info_present_flag");
+
+ /* overscan_info_present_flag */
+ PUT_BITS(ps_bitstrm, ps_vui->u1_overscan_info_present_flag, 1, return_status, "overscan_info_present_flag");
+
+ /* video_signal_type_present_flag */
+ PUT_BITS(ps_bitstrm, ps_vui->u1_video_signal_type_present_flag, 1, return_status, "video_signal_type_present_flag");
+
+ /* chroma_loc_info_present_flag */
+ PUT_BITS(ps_bitstrm, ps_vui->u1_chroma_loc_info_present_flag, 1, return_status, "chroma_loc_info_present_flag");
+
+ /* timing_info_present_flag */
+ PUT_BITS(ps_bitstrm, ps_vui->u1_vui_timing_info_present_flag, 1, return_status, "timing_info_present_flag");
+
+ /* nal_hrd_parameters_present_flag */
+ PUT_BITS(ps_bitstrm, ps_vui->u1_nal_hrd_parameters_present_flag, 1, return_status, "nal_hrd_parameters_present_flag");
+
+ /* vcl_hrd_parameters_present_flag */
+ PUT_BITS(ps_bitstrm, ps_vui->u1_vcl_hrd_parameters_present_flag, 1, return_status, "vcl_hrd_parameters_present_flag");
+
+ /* pic_struct_present_flag */
+ PUT_BITS(ps_bitstrm, ps_vui->u1_pic_struct_present_flag, 1, return_status, "pic_struct_present_flag");
+
+ /* bitstream_restriction_flag */
+ PUT_BITS(ps_bitstrm, ps_vui->u1_bitstream_restriction_flag, 1, return_status, "bitstream_restriction_flag");
+
+ if(ps_vui->u1_bitstream_restriction_flag == 1)
+ {
+ /* motion_vectors_over_pic_boundaries_flag */
+ PUT_BITS(ps_bitstrm, ps_vui->u1_motion_vectors_over_pic_boundaries_flag, 1, return_status, "motion_vectors_over_pic_boundaries_flag");
+
+ /* max_bytes_per_pic_denom */
+ PUT_BITS_UEV(ps_bitstrm,ps_vui->u1_max_bytes_per_pic_denom,return_status,"max_bytes_per_pic_denom");
+
+ /* max_bits_per_mb_denom */
+ PUT_BITS_UEV(ps_bitstrm,ps_vui->u1_max_bits_per_mb_denom,return_status,"max_bits_per_mb_denom");
+
+ /* log2_max_mv_length_horizontal */
+ PUT_BITS_UEV(ps_bitstrm,ps_vui->u1_log2_max_mv_length_horizontal,return_status,"log2_max_mv_length_horizontal");
+
+ /* log2_max_mv_length_vertical */
+ PUT_BITS_UEV(ps_bitstrm,ps_vui->u1_log2_max_mv_length_vertical,return_status,"log2_max_mv_length_vertical");
+
+ /* max_num_reorder_frames */
+ PUT_BITS_UEV(ps_bitstrm,ps_vui->u1_num_reorder_frames,return_status,"max_num_reorder_frames");
+
+ /* max_dec_frame_buffering */
+ PUT_BITS_UEV(ps_bitstrm,ps_vui->u1_max_dec_frame_buffering,return_status,"max_dec_frame_buffering");
+ }
+
+ return return_status;
+}
/**
******************************************************************************
@@ -151,11 +227,14 @@ static WORD32 ih264e_generate_nal_unit_header(bitstrm_t *ps_bitstrm,
* @param[in] ps_sps
* pointer to structure containing SPS data
*
+* @param[in] ps_vui
+* pointer to structure containing VUI data
+*
* @return success or failure error code
*
******************************************************************************
*/
-WORD32 ih264e_generate_sps(bitstrm_t *ps_bitstrm, sps_t *ps_sps)
+WORD32 ih264e_generate_sps(bitstrm_t *ps_bitstrm, sps_t *ps_sps, vui_t *ps_vui)
{
WORD32 return_status = IH264E_SUCCESS;
WORD32 i;
@@ -297,6 +376,7 @@ WORD32 ih264e_generate_sps(bitstrm_t *ps_bitstrm, sps_t *ps_sps)
if (ps_sps->i1_vui_parameters_present_flag)
{
/* Add vui parameters to the bitstream */;
+ return_status |= ih264e_generate_vui(ps_bitstrm, ps_vui);
}
/* rbsp trailing bits */
@@ -637,6 +717,58 @@ WORD32 ih264e_generate_slice_header(bitstrm_t *ps_bitstrm,
return return_status;
}
+/**
+******************************************************************************
+*
+* @brief Populates VUI structure
+*
+* @par Description
+* Populates VUI structure for its use in header generation
+*
+* @param[in] ps_codec
+* pointer to encoder context
+*
+* @param[out] ps_vui
+* pointer to vui params that needs to be populated
+*
+* @return success or failure error code
+*
+******************************************************************************
+*/
+IH264E_ERROR_T ih264e_populate_vui(codec_t *ps_codec, vui_t *ps_vui)
+{
+ sps_t *ps_sps;
+
+ ps_sps = ps_codec->ps_sps_base + ps_codec->i4_sps_id;
+ ps_vui->u1_aspect_ratio_info_present_flag = 0;
+ ps_vui->u1_overscan_info_present_flag = 0;
+ ps_vui->u1_video_signal_type_present_flag = 0;
+ ps_vui->u1_chroma_loc_info_present_flag = 0;
+ ps_vui->u1_vui_timing_info_present_flag = 0;
+ ps_vui->u1_nal_hrd_parameters_present_flag = 0;
+ ps_vui->u1_vcl_hrd_parameters_present_flag = 0;
+ ps_vui->u1_pic_struct_present_flag = 0;
+ ps_vui->u1_bitstream_restriction_flag = 1;
+ ps_vui->u1_motion_vectors_over_pic_boundaries_flag = 1;
+ ps_vui->u1_max_bytes_per_pic_denom = 0;
+ ps_vui->u1_max_bits_per_mb_denom = 0;
+ ps_vui->u1_log2_max_mv_length_horizontal = 16;
+ ps_vui->u1_log2_max_mv_length_vertical = 16;
+
+ if(ps_codec->s_cfg.u4_num_bframes == 0)
+ {
+ ps_vui->u1_num_reorder_frames = 0;
+ }
+ else
+ {
+ ps_vui->u1_num_reorder_frames = 1;
+ }
+
+ ps_vui->u1_max_dec_frame_buffering = ps_sps->u1_max_num_ref_frames;
+
+ return 0;
+}
+
/**
@@ -824,11 +956,12 @@ IH264E_ERROR_T ih264e_populate_sps(codec_t *ps_codec, sps_t *ps_sps)
}
/* vui params */
- ps_sps->i1_vui_parameters_present_flag = 0;
+ ps_sps->i1_vui_parameters_present_flag = 1;
if (ps_sps->i1_vui_parameters_present_flag)
{
/* populate vui params */
+ ih264e_populate_vui(ps_codec,&(ps_codec->s_vui));
}
return i4_err_code;
diff --git a/encoder/ih264e_encode_header.h b/encoder/ih264e_encode_header.h
index acae5b6..c379d5e 100644
--- a/encoder/ih264e_encode_header.h
+++ b/encoder/ih264e_encode_header.h
@@ -101,7 +101,8 @@
WORD32 ih264e_generate_sps
(
bitstrm_t *ps_bitstrm,
- sps_t *ps_sps
+ sps_t *ps_sps,
+ vui_t *ps_vui
);
/**
diff --git a/encoder/ih264e_process.c b/encoder/ih264e_process.c
index 850cefc..c21931d 100644
--- a/encoder/ih264e_process.c
+++ b/encoder/ih264e_process.c
@@ -181,7 +181,7 @@ IH264E_ERROR_T ih264e_generate_sps_pps(codec_t *ps_codec)
ps_entropy->i4_error_code = IH264E_SUCCESS;
/* generate sps */
- ps_entropy->i4_error_code |= ih264e_generate_sps(ps_bitstrm, ps_sps);
+ ps_entropy->i4_error_code |= ih264e_generate_sps(ps_bitstrm, ps_sps, &ps_codec->s_vui);
/* generate pps */
ps_entropy->i4_error_code |= ih264e_generate_pps(ps_bitstrm, ps_pps, ps_sps);
@@ -371,7 +371,7 @@ IH264E_ERROR_T ih264e_entropy(process_ctxt_t *ps_proc)
if (1 == ps_entropy->i4_gen_header)
{
/* generate sps */
- ps_entropy->i4_error_code |= ih264e_generate_sps(ps_bitstrm, ps_sps);
+ ps_entropy->i4_error_code |= ih264e_generate_sps(ps_bitstrm, ps_sps, &ps_codec->s_vui);
/* generate pps */
ps_entropy->i4_error_code |= ih264e_generate_pps(ps_bitstrm, ps_pps, ps_sps);
diff --git a/encoder/ih264e_structs.h b/encoder/ih264e_structs.h
index fdf0e0a..074731e 100644
--- a/encoder/ih264e_structs.h
+++ b/encoder/ih264e_structs.h
@@ -2618,6 +2618,11 @@ struct _codec_t
rate_control_ctxt_t s_rate_control;
/**
+ * VUI structure
+ */
+ vui_t s_vui;
+
+ /**
* input buffer queue
*/
inp_buf_t as_inp_list[MAX_NUM_BFRAMES];