static void VDADecoderCallback (void *decompressionOutputRefCon, CFDictionaryRef frameInfo, OSStatus status, uint32_t infoFlags, CVImageBufferRef imageBuffer) { MoonVDADecoder *decoder = (MoonVDADecoder *) decompressionOutputRefCon; VideoStream *vs = (VideoStream *) decoder->GetStream (); // FIXME: Is this always 1 thread? Can we optimize this decoder->GetDeployment ()->RegisterThread (); Deployment::SetCurrent (decoder->GetDeployment ()); if (imageBuffer == NULL) { return; } OSType format_type = CVPixelBufferGetPixelFormatType (imageBuffer); if (format_type != kCVPixelFormatType_422YpCbCr8) { g_warning ("Mismatched format in VDA"); return; } MediaFrame *mf = (MediaFrame *) CFDictionaryGetValue (frameInfo, CFSTR ("MoonMediaFrame")); mf->AddState (MediaFrameVUY2); mf->FreeBuffer (); mf->SetBufLen (0); mf->srcSlideY = 0; mf->srcSlideH = vs->GetHeight (); mf->width = vs->GetWidth (); mf->height = vs->GetHeight (); CVPixelBufferLockBaseAddress (imageBuffer, 0); mf->data_stride [0] = (uint8_t *) CVPixelBufferGetBaseAddress (imageBuffer); mf->srcStride [0] = CVPixelBufferGetBytesPerRow (imageBuffer); mf->AddState (MediaFrameDecoded); mf->decoder_specific_data = imageBuffer; CVPixelBufferRetain (imageBuffer); decoder->ReportDecodeFrameCompleted (mf); mf->unref (); }