[FFmpeg-devel] SVC decoder into ffmpeg

Michael Niedermayer michaelni
Wed May 6 14:38:32 CEST 2009

On Wed, May 06, 2009 at 03:37:45PM +0300, Tomperi Seppo wrote:
> Hi,
> I have started adding SVC decoding into ffmpeg h.264 decoder. I already
> wrote some SVC header parsing code into ffmpeg and intra quality
> enhancement layer from very simple SVC stream decodes ok when
> no_inter_layer_pred_flag is set.
> Next thing to do would be enabling inter layer intra prediction, decode
> both base layer and enhancement layer and then multiplex these layers as
> final output. I think for that I would have to initialize two (or more)
> h.264 decoders, one for each layer. Could someone more familiar with
> ffmpeg h.264 decoding give some guidelines on how to do this?

You can easily instanciate a second h264 decoder through the public
libavcodec API


Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

No human being will ever know the Truth, for even if they happen to say it
by chance, they would not even known they had done so. -- Xenophanes
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