[Ffmpeg-devel] ffmpeg crashes on windows

Michael Niedermayer michaelni
Sat May 14 22:01:43 CEST 2005


On Monday 09 May 2005 23:06, Anders Nilsson wrote:
> I've happily used ffmpeg in my code for quite some time. Currently I
> tried encoding a video and it just didn't worked anymore. I have
> updated the CVS since it last worked so something happened there.
> Naturally I got the very latest version from the CVS and rebuilt but
> it still doesn't work! I thought it was my own fault somehow but it
> seems other have been suffering from the same problems on the list.
> Here's a list of what does not work:
> ffmpeg.exe crashes (access violation, no output)
> output_example.exe works but says "could not open codec" for any
> format I've tried
> The same thing happens to my own code; avcodec_open does not work
> anymore! It returns something <0 for ANY format I've tried. FFmpeg.exe
> might never have worked on my computer - never tried it before - but
> output_example worked alright before and so did my own code.
> I compile using MINGW32 with visual studio .2003 for creating the
> .DLL-files. Lotsa warnings during compile (as always) but no errors.

are you sure that you dont end up mixing dll and headers of different libav* 


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