[FFmpeg-user] Gnarly ffmpeg multi-stream demux challenge test clip

[David Favor]

Andy Sheen wrote:
> David Favor wrote on Fri Sep 07 2012 15:52:52 GMT+0100 (GMT Daylight Time)
>> Andy Sheen wrote:
>>> I had a quick look and it looks to me that the two videos would need
>>> some form of pan & scan vectors to be able to be two separate streams
>>> and appear side by side in the original capture. I'm not in any way
>>> familiar with the formats in use (is there anything other than H.264 and
>>> .mkvs teehee) but that's where I'd look to see if they were being
>>> dropped when the stream were copied. You'd get both videos decoding, but
>>> displaying on top of each other. This would match the fact you have 2
>>> video streams, but only one plays.
>>>
>>> I don't know if mediainfo has this level of detail (or even if the
>>> streams are capable of supporting P&S in this way).
>> If you know a resource which talks about injecting pan + scan vectors
>> into .mov containers, pass along the link.
>>
>> Thanks.
>>
> 
> Nope, sorry. I'm exclusively avi and mkv here. I was hoping the
> information would give you a pointer to what is wrong with the resultant
> file.

Aw well. Maybe someone else has a clue.

I'm baffled.

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