Replace FFmpeg with Libav in licence headers
Signed-off-by: Mans Rullgard <firstname.lastname@example.org>
Use fewer macros in x86-optimized mlpdsp.Fixes compilation on 32-bit llvm which didn't allow a cast in an m operand.
Originally committed as revision 19086 to svn://svn.ffmpeg.org/ffmpeg/trunk
mlp: Use LABEL_MANGLE() to export label symbols from inside asm block.
Originally committed as revision 18935 to svn://svn.ffmpeg.org/ffmpeg/trunk
MLP DSP functions x86-optimized.12.59% overall speedup in x86_32 9.98% overall speedup in x86_64compared to gcc 4.3.3
Originally committed as revision 18903 to svn://svn.ffmpeg.org/ffmpeg/trunk