[FFmpeg-user] How to configure x86_64

Carl Eugen Hoyos cehoyos at ag.or.at
Wed Oct 23 10:52:40 CEST 2013


Elliott Balsley <elliottbalsley <at> gmail.com> writes:

> From the latest git head, I try to configure ffmpeg with 
> —arch=x86_64, but it ends up with x86 (generic).
> I’m running OS 10.9 on a Mac Pro 5,1.  It’s a 64 bit 
> machine and a 64 bit kernel, so why is this happening?

Please try the following:
$ ./configure --enable-gpl --enable-version3 --enable-nonfree 
--enable-static --enable-libass --enable-libbluray 
--enable-libfdk-aac --enable-libmp3lame --enable-libvpx 
--enable-libx264 --enable-opencl --enable-libfreetype --cc='gcc -m64'


> Am I correct to assume that using 64 bit ffmpeg would 
> mean faster encoding?

To some degree, yes.

> Full output is here: http://pastebin.com/ce8sADAL

Please never use external resources to post short 
console output, always post it here.

Carl Eugen



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