[Ffmpeg-devel] Re: Bug - Framerate limitation for H.264 in .mp4

Baptiste COUDURIER baptiste.coudurier
Wed Mar 22 18:15:53 CET 2006


Hi

Michael Niedermayer wrote:
> Hi
> 
> On Wed, Mar 22, 2006 at 12:34:02AM +0100, Baptiste COUDURIER wrote:
>> Tyler Loch wrote:
>>> Michael Niedermayer <michaelni <at> gmx.at> writes:
>>>> could you provide such a file or _exact_ instructions to create one
>>>> (low resolution like 16x16 constant black could be used to reduce size
>>> Here are two video-only clips: one 2,127 frames long (working)
>>> and one 2,180 frames long (duration error).
>>>
>>> http://www.isquint.org/2127sxsw.mp4
>>> http://www.isquint.org/2180sxsw.mp4
>>>
>> First one is fine. Second has really weird stts atom :
>>
>> first stts duration is set to 1001000 while timescale is set to 15015000
>> Duration overflow.
> 
> isnt it possible to store the duration(s) in 64bit? (yeah iam too lazy
> to look at the spec ATM ...)
> 
> 
> [...]

Patch attached, acceptable ?

Btw, Michael did you consider my last request ? have a CODEC_ID_OTHER,
CODEC_ID_UNKNOWN, or something similar to use when 'mp4s', 'tcmd' is
encoutered in stsd atom ?

-- 
Baptiste COUDURIER                              GnuPG Key Id: 0x5C1ABAAA
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