* commit '9d3009c6c4b9b6734f07df7c88f6a42ded6cdf38':
avconv: print an error on applying options of the wrong type.
atomic: Check for __sync_val_compare_and_swap instead of __sync_synchronize
output-example: Update to use encode_video2 instead of the now dropped encode_video
Conflicts:
doc/examples/muxing.c
ffmpeg_opt.c
libavutil/atomic.h
Merged-by: Michael Niedermayer <michaelni@gmx.at>