1ffconcat version 1.0 2 3stream 0 4exact_stream_id 257 5stream_meta dummy 'this is stream 0' 6stream 1 7exact_stream_id 256 8stream_meta dummy 'this is stream 1' 9 10file %SRCFILE% 11 12file %SRCFILE% 13duration 0.5 14 15file %SRCFILE% 16inpoint 00:02.20 17 18file %SRCFILE% 19inpoint 00:01.80 20outpoint 00:02.00 21 22