[FFmpeg-devel] [PATCH] MMX for Win64

matthieu castet castet.matthieu
Sat May 3 10:49:36 CEST 2008

matthieu castet wrote:
> Jean-Baptiste Kempf wrote:
>> Hello *,
>> Here is a patch to help compilation of libavcodec for Windows 64.
>> Compiler used is mingw64.
>> "The point here is that the code does a pop %0 - for %0 being a 32-bit word -
>> Assembler tries to make a pushl value, which is for x86_64 forbidden.
>> Long is 32bit on Win64
>> (http://technet.microsoft.com/en-us/library/bb496995.aspx).
>> ssize_t, however, is portable between both archs."
> Yes but ffmpeg don't run only on win32 and win64. What make you think it 
> will work under _all_ arch ?
Ooops, I was meaning all OS supporting X86 (mac osX, solaris, ...)

More information about the ffmpeg-devel mailing list