Hi, I forgot to add the proper SoB tag:
On Mon, 2018-11-05 at 16:25 +0100, Philipp Zabel wrote: > From: Lucas Stach <l.st...@pengutronix.de> > > The ringbuffer used to hold the bitstream is very conservatively sized, > as keyframes can get very large and still need to fit into this buffer. > This means that the buffer is way oversized for the average stream to > the extend that it will hold a few hundred frames when the video data > is compressing well. > > The current strategy of queueing as much bitstream data as possible > leads to large delays when draining the decoder. In order to keep the > drain latency to a reasonable bound, try to only queue a full reorder > window of buffers. We can't always hit this low target for very well > compressible video data, as we might end up with less than the minimum > amount of data that needs to be available to the bitstream prefetcher, > so we must take this into account and allow more buffers to be queued > in this case. > > Signed-off-by: Lucas Stach <l.st...@pengutronix.de> Signed-off-by: Philipp Zabel <p.za...@pengutronix.de> regards Philipp
