[Ffmpeg-devel] problem with change to libavformat/mov.c between revision 5666 and 5667

[Brian Hirt]

Baptiste,

Where would be a good location to upload the video?  The sample video  
is about 2.5mb

--brian

On Sep 25, 2006, at 4:27 AM, Baptiste Coudurier wrote:

> Hi
>
> Brian Hirt wrote:
>> Hi,
>>
>> I've run across a problem decoding a video in mp4 file format.   I  
>> have
>> a bunch of sample videos that I use for testing.  They are mostly  
>> mpeg4
>> videos.  Up until version 5666 the video decodes just fine.  However,
>> with the changes introduced to libavformat/mov.c in revision 5667  
>> I new
>> get a "warning: first frame is no keyframe" warning and the first  
>> second
>> or so of the video is garbled.  I'm not very intimate with the  
>> code so
>> I'm not sure what's going on.  A brief look at the codes seems  
>> like 5666
>> may have been handling a missing keyframe by finding the closest one
>> which seemed to work just fine.   However, I'm just speculating here.
>>
>> Does anyone have any idea what going on, or advice on better  
>> information
>> that i can provide?  I have sample frames and movies i can provide if
>> anyone needs access to them.
>>
>>
>
> It may be a bug, can you share your sample ? or upload it to
> upload.mplayerhq.hu ?
>
> -- 
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Brian Hirt
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bhirt at mobygames.com
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