4 @item -h, -?, -help, --help
11 Show available formats.
13 The fields preceding the format names have the following meanings:
22 Show available codecs.
24 The fields preceding the codec names have the following meanings:
31 Video/audio/subtitle codec
35 Codec supports direct rendering
37 Codec can handle input truncated at random locations instead of only at frame boundaries
41 Show available bitstream filters.
44 Show available protocols.
47 Show available libavfilter filters.
50 Show available pixel formats.
52 @item -loglevel @var{loglevel}
53 Set the logging level used by the library.
54 @var{loglevel} is a number or a string containing one of the following values: