[Ffmpeg-devel] DV file crash

Steve Lhomme slhomme
Mon Apr 3 11:31:59 CEST 2006

Roman Shaposhnik wrote:
> On Thu, Mar 23, 2006 at 02:00:31PM +0100, Steve Lhomme wrote:
>> Steve Lhomme wrote:
>>> Hi,
>>> A user sent us a AVI/DV file that crashes FFMPEG. The problem seems to 
>>> be the 'iavs' stream type that it not recognized in AVI. VDM can remux 
>>> this file fine and then it works in FFMPEG.
>>> http://www.matroska.org/~robux4/drdivx/samples/DivXSmall.avi
>>> It also crashes AVI-Mux GUI but works fine with MS's splitter in 
>>> DirectShow.
>> Apparently iavs is the official way to store DV Type 1 in AVI.
>> http://msdn.microsoft.com/archive/default.asp?url=/archive/en-us/directx9_c/directx/htm/dvdataintheavifileformat.asp
>> Also note the info on the dvsd, dvhd and dvsl FourCCs.
>   Fixed in CVS.

Thanks a lot !

DV Type 1 doesn't seek correctly though. Here is a patch that fix this 
(somehow, seeking backward doesn't seem to work).

I can't send a crash log here, given the latest CVS crash on every 
encoding I do. So I fixed it in DrFFMPEG instead.

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