[FFmpeg-devel] [PATCH] Implement guessed_pts in avcodec_decode_video2.

[Jean-Daniel Dupas]

Le 30 janv. 2011 ? 20:39, M?ns Rullg?rd a ?crit :

> Nicolas George <nicolas.george at normalesup.org> writes:
> 
>> Signed-off-by: Nicolas George <nicolas.george at normalesup.org>
>> ---
>> cmdutils.c           |   27 ---------------------------
>> cmdutils.h           |   24 ------------------------
>> ffmpeg.c             |   14 ++++++--------
>> ffplay.c             |   10 +++-------
>> libavcodec/avcodec.h |   20 ++++++++++++++++++++
>> libavcodec/utils.c   |   43 ++++++++++++++++++++++++++++++++++++++++++-
>> 6 files changed, 71 insertions(+), 67 deletions(-)
>> 
>> This patch moves the guess_correct_pts function from cmdutils to libavcodec.
>> The feature is available through a new field in AVFrame, guessed_pts.
>> 
>> make test and ffplay still work, but I would like to have some more time to
>> read it carefully, but I have things to do in the next few days, and this
>> feature was discussed in another thread, so here the current version. It
>> will conflict with some patches that will certainly soon be applied, so I
>> will update and submit it again anyway.
> 
> What is all this guessing supposed to achieve anyway?  It makes me
> feel uneasy

Try to play H.264 with reordered frame in avi container without this guess, and you will see why it is necessary.

-- Jean-Daniel