int CDecoder::FFGetBuffer(AVCodecContext* avctx, AVFrame* pic, int flags)
{
ICallbackHWAccel* cb = static_cast<ICallbackHWAccel*>(avctx->opaque);
CDecoder* decoder = static_cast<CDecoder*>(cb->GetHWAccel());
return decoder->GetBuffer(avctx, pic);
}
int CDecoder::FFGetBuffer(AVCodecContext *avctx, AVFrame *frame, int flags)
{
ICallbackHWAccel* cb = static_cast<ICallbackHWAccel*>(avctx->opaque);
CDecoder* dec = static_cast<CDecoder*>(cb->GetHWAccel());
if (g_advancedSettings.CanLogComponent(LOGVIDEO))
CLog::Log(LOGDEBUG,"%s::%s %dx%d format:%x:%x flags:%x", CLASSNAME, __FUNCTION__, frame->width, frame->height, frame->format, dec->m_fmt, flags);
if ((avctx->codec && (avctx->codec->capabilities & AV_CODEC_CAP_DR1) == 0) || frame->format != dec->m_fmt)
{
assert(0);
return avcodec_default_get_buffer2(avctx, frame, flags);
}
std::shared_ptr<CMMALPool> pool = std::dynamic_pointer_cast<CMMALPool>(dec->m_pool);
if (!pool->IsConfigured())
{
int aligned_width = frame->width;
int aligned_height = frame->height;
// ffmpeg requirements
AlignedSize(dec->m_avctx, aligned_width, aligned_height);
pool->Configure(dec->m_fmt, frame->width, frame->height, aligned_width, aligned_height, 0);
}
CMMALYUVBuffer *YUVBuffer = dynamic_cast<CMMALYUVBuffer *>(pool->Get());
if (!YUVBuffer || !YUVBuffer->mmal_buffer || !YUVBuffer->GetMem())
{
CLog::Log(LOGERROR,"%s::%s Failed to allocated buffer in time", CLASSNAME, __FUNCTION__);
return -1;
}
CGPUMEM *gmem = YUVBuffer->GetMem();
AVBufferRef *buf = av_buffer_create((uint8_t *)gmem->m_arm, gmem->m_numbytes, CDecoder::FFReleaseBuffer, gmem, AV_BUFFER_FLAG_READONLY);
if (!buf)
{
CLog::Log(LOGERROR, "%s::%s av_buffer_create() failed", CLASSNAME, __FUNCTION__);
YUVBuffer->Release();
return -1;
}
uint8_t *planes[YuvImage::MAX_PLANES];
int strides[YuvImage::MAX_PLANES];
YUVBuffer->GetPlanes(planes);
YUVBuffer->GetStrides(strides);
for (int i = 0; i < AV_NUM_DATA_POINTERS; i++)
{
frame->data[i] = i < YuvImage::MAX_PLANES ? planes[i] : nullptr;
frame->linesize[i] = i < YuvImage::MAX_PLANES ? strides[i] : 0;
frame->buf[i] = i == 0 ? buf : nullptr;
}
frame->extended_data = frame->data;
// Leave extended buf alone
if (g_advancedSettings.CanLogComponent(LOGVIDEO))
CLog::Log(LOGDEBUG,"%s::%s buf:%p mmal:%p gmem:%p avbuf:%p:%p:%p", CLASSNAME, __FUNCTION__, YUVBuffer, YUVBuffer->mmal_buffer, gmem, frame->data[0], frame->data[1], frame->data[2]);
return 0;
}