Add support to an option -f which forces the format to use for openingthe probed multimedia resource.
Originally committed as revision 21944 to svn://svn.ffmpeg.org/ffmpeg/trunk
Add FFprobe tool.
This is a simplified / cleaned-up version of the SourceForge program:http://sourceforge.net/projects/ffprobe/
Syntax / features may be different, in particular the options-show_packets and -show_frames are not yet supported in this version....