I noticed that HandBrakeCLI displayed this message:
x264 [info]: using cpu capabilities: none!
I thought that, perhaps, I could gain some performance by recompiling x264 directly for my AMD dual-core, 64-bit CPU. It turned out to be quite a task.
gpac
Get gpac (check the project's download page for the latest version):
wget http://downloads.sourceforge.net/gpac/gpac-0.4.4.tar.gz
Unpack gpac:
tar xvzf gpac-0.4.4.tar.gz cd gpac
make configuration script executable:
chmod u+x configure
Configure:
./configure
Compile:
make
X264
Install subversion:
sudo apt-get install subversion
Install yasm:
sudo apt-get install yasm
Retrieve x264:
cd .. svn co svn://svn.videolan.org/x264/trunk x264 cd x264
Copy in gpac headers:
cp -R ../gpac/include/gpac .
Configure x264 and build:
./configure --enable-mp4-output --enable-shared --extra-ldflags=-L../gpac/bin/gcc make
