[FFmpeg-devel] [PATCH] avcodec: add properties for lossless to AVCodecParameters

[Hendrik Leppkes]

On Mon, May 9, 2016 at 3:26 PM, Derek Buitenhuis
<derek.buitenhuis at gmail.com> wrote:
> On 5/9/2016 2:22 PM, Paul B Mahol wrote:
>> Once st->codec is gone, how would this lossless info be gathered back?
>
> As myself and others have said above: decode a frame.

And before people argue that avformat does this anyway today - one of
the hopes is to make it stop doing that for many "simple" codecs where
this is just not necessary, and say a parser could extract all the
important information with much less overhead.

- Hendrik