diff options
Diffstat (limited to 'videocodec/OMXVideoEncoderVP8.cpp')
| -rw-r--r-- | videocodec/OMXVideoEncoderVP8.cpp | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/videocodec/OMXVideoEncoderVP8.cpp b/videocodec/OMXVideoEncoderVP8.cpp index ec1062d..c78a0ad 100644 --- a/videocodec/OMXVideoEncoderVP8.cpp +++ b/videocodec/OMXVideoEncoderVP8.cpp @@ -4,6 +4,10 @@ static const char *VP8_MIME_TYPE = "video/x-vnd.on2.vp8"; +// VP8 encoder instance limitation +#define INSTANCE_LIMITATION 3 +static int gInstanceNumber = 0; + OMXVideoEncoderVP8::OMXVideoEncoderVP8() { LOGV("OMXVideoEncoderVP8 is constructed."); mLastTimestamp = 0x7FFFFFFFFFFFFFFFLL; @@ -14,6 +18,7 @@ OMXVideoEncoderVP8::OMXVideoEncoderVP8() { OMXVideoEncoderVP8::~OMXVideoEncoderVP8() { LOGV("OMXVideoEncoderVP8 is destructed."); + gInstanceNumber --; } OMX_ERRORTYPE OMXVideoEncoderVP8::InitOutputPortFormatSpecific(OMX_PARAM_PORTDEFINITIONTYPE *paramPortDefinitionOutput) { @@ -321,4 +326,25 @@ OMX_ERRORTYPE OMXVideoEncoderVP8::SetConfigVp8MaxFrameSizeRatio(OMX_PTR pStructu return OMX_ErrorNone; } -DECLARE_OMX_COMPONENT("OMX.Intel.VideoEncoder.VP8", "video_encoder.vp8", OMXVideoEncoderVP8); +#define DECLARE_OMX_COMPONENT_VP8(NAME, ROLE, CLASS) \ + static const char *gName = (const char *)(NAME);\ + static const char *gRole = (const char *)(ROLE);\ + OMX_ERRORTYPE CreateInstance(OMX_PTR *instance) {\ + *instance = NULL;\ + if (gInstanceNumber + 1 > INSTANCE_LIMITATION) {\ + return OMX_ErrorInsufficientResources;\ + } else {\ + gInstanceNumber ++;\ + }\ + ComponentBase *inst = new CLASS;\ + if (!inst) {\ + return OMX_ErrorInsufficientResources;\ + }\ + *instance = inst;\ + return OMX_ErrorNone;\ + }\ + struct wrs_omxil_cmodule_ops_s gOps = {CreateInstance};\ + struct wrs_omxil_cmodule_s WRS_OMXIL_CMODULE_SYMBOL = {gName, &gRole, 1, &gOps}; + + +DECLARE_OMX_COMPONENT_VP8("OMX.Intel.VideoEncoder.VP8", "video_encoder.vp8", OMXVideoEncoderVP8); |