GstFlowReturn GStreamerReader::AllocateVideoBufferFull(GstPad* aPad,
guint64 aOffset,
guint aSize,
GstCaps* aCaps,
GstBuffer** aBuf,
nsRefPtr<PlanarYCbCrImage>& aImage)
{
/* allocate an image using the container */
ImageContainer* container = mDecoder->GetImageContainer();
if (container == nullptr) {
return GST_FLOW_ERROR;
}
nsRefPtr<PlanarYCbCrImage> image =
container->CreateImage(ImageFormat::PLANAR_YCBCR).downcast<PlanarYCbCrImage>();
/* prepare a GstBuffer pointing to the underlying PlanarYCbCrImage buffer */
GstBuffer* buf = GST_BUFFER(gst_moz_video_buffer_new());
GST_BUFFER_SIZE(buf) = aSize;
/* allocate the actual YUV buffer */
GST_BUFFER_DATA(buf) = image->AllocateAndGetNewBuffer(aSize);
aImage = image;
/* create a GstMozVideoBufferData to hold the image */
GstMozVideoBufferData* bufferdata = new GstMozVideoBufferData(image);
/* Attach bufferdata to our GstMozVideoBuffer, it will take care to free it */
gst_moz_video_buffer_set_data(GST_MOZ_VIDEO_BUFFER(buf), bufferdata);
*aBuf = buf;
return GST_FLOW_OK;
}
void
moz_gfx_memory_reset(MozGfxMemory *mem)
{
if (mem->image)
mem->image->Release();
ImageContainer* container = ((MozGfxMemoryAllocator*) mem->memory.allocator)->reader->GetImageContainer();
mem->image = reinterpret_cast<PlanarYCbCrImage*>(container->CreateImage(ImageFormat::PLANAR_YCBCR).take());
mem->data = mem->image->AllocateAndGetNewBuffer(mem->memory.size);
}
GstFlowReturn GStreamerReader::AllocateVideoBufferFull(GstPad* aPad,
guint64 aOffset,
guint aSize,
GstCaps* aCaps,
GstBuffer** aBuf,
nsRefPtr<PlanarYCbCrImage>& aImage)
{
/* allocate an image using the container */
ImageContainer* container = mDecoder->GetImageContainer();
ImageFormat format = PLANAR_YCBCR;
PlanarYCbCrImage* img = reinterpret_cast<PlanarYCbCrImage*>(container->CreateImage(&format, 1).get());
nsRefPtr<PlanarYCbCrImage> image = dont_AddRef(img);
/* prepare a GstBuffer pointing to the underlying PlanarYCbCrImage buffer */
GstBuffer* buf = gst_buffer_new();
GST_BUFFER_SIZE(buf) = aSize;
/* allocate the actual YUV buffer */
GST_BUFFER_DATA(buf) = image->AllocateAndGetNewBuffer(aSize);
aImage = image;
#if GST_VERSION_MICRO >= 36
/* create a GBoxed handle to hold the image */
BufferData* data = new BufferData(image);
/* store it in a GValue so we can put it in a GstStructure */
GValue value = {0,};
g_value_init(&value, buffer_data_get_type());
g_value_take_boxed(&value, data);
/* store the value in the structure */
GstStructure* structure = gst_structure_new("moz-reader-data", nullptr);
gst_structure_take_value(structure, "image", &value);
/* and attach the structure to the buffer */
gst_buffer_set_qdata(buf, g_quark_from_string("moz-reader-data"), structure);
#endif
*aBuf = buf;
return GST_FLOW_OK;
}