warning: the address of 'number' will always evaluate as 'true'
patch by Eli Friedman eli _dot_ friedman _at_ gmail _dot_ com
Originally committed as revision 23936 to svn://svn.ffmpeg.org/ffmpeg/trunk
in its place.
av_metadata_set() is going to be dropped at the next major bump.
Originally committed as revision 22961 to svn://svn.ffmpeg.org/ffmpeg/trunk
This improves code readability and this avoid warnings about discarding
qualifiers from pointer target type.
Originally committed as revision 16952 to svn://svn.ffmpeg.org/ffmpeg/trunk
demuxed with new API is automatically converted to the old API,
allowing old applications to stay functional.
Originally committed as revision 16499 to svn://svn.ffmpeg.org/ffmpeg/trunk
