[Ffmpeg-devel] [PATCH] fix swf demuxing

[Baptiste Coudurier]

Hi

Baptiste Coudurier wrote:
> Hi
> 
> Michael Niedermayer wrote:
>> Hi
>>
>> On Mon, Dec 18, 2006 at 12:32:13PM +0100, Baptiste Coudurier wrote:
>>> Hi
>>>
>>> This patch fix swf demuxing of ffmpeg own created files.
>>> Don't skip too many bytes if tag is STREAMHEAD2 and mp3. Generic skip of
>>>  non read bytes.
>>>
>>> How to reproduce:
>>> ffmpeg -i <file> test.swf, with mp3 audio and video track.
>>>
>>> ffmpeg -i test.swf will only see mp3 track.
>>>
>>> Cannot confirm if original bug is not reappearing since no broken file
>>> was supplied, that fix seems generic though.
>> the swf muxer is broken, the demuxer too ...
>>
>> a long time ago i tried to clean it up but was to lazy to finish, my half
>> finished work (assuming i found the right patch) is attached (ill try to
>> apply some parts of it, feel free to finish it in case i give up again if 
>> you like), it also changes the code you change, but differently, dunno
>> which solution is correcter ...
>>
> 
> Ok, Applied all demuxer changes. Will check muxer changes.
> 

Ok here is cleaner patch for swf muxer, only supports mp3 for now,
enc->frame_size is mandatory to mux correctly, and since swf needs mp3
frames packed to fit one video frame, it uses some fifo.

-- 
Baptiste COUDURIER                              GnuPG Key Id: 0x5C1ABAAA
SMARTJOG S.A.                                    http://www.smartjog.com
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