avcodec: add ff_lock/unlock_avcodec functions.
[ffmpeg.git] / libavutil / intmath.c
2012-11-05 Michael NiedermayerMerge commit '5ff998a233d759d0de83ea6f95c383d03d25d88e'
2012-11-05 Justin Ruggleslavu: add av_ctz() for trailing zero bit count