pgmtoy4m --version (return code: 0)
pgmtoy4m usage: [-v n] [-i t|b|p] [-x chroma] [-a sample aspect] [-r rate]
pgmtoy4m aspect and rate in ratio form: -a 10:11 and -r 30000:1001 or -r 25:1 for example
pgmtoy4m chroma default is 420mpeg2, -x help for list
pgmtoy4m --help (return code: 0)
pgmtoy4m usage: [-v n] [-i t|b|p] [-x chroma] [-a sample aspect] [-r rate]
pgmtoy4m aspect and rate in ratio form: -a 10:11 and -r 30000:1001 or -r 25:1 for example
pgmtoy4m chroma default is 420mpeg2, -x help for list