Tested with r12662 of FFmpeg: - ffplay plays audio well, displays no video - mplayer detects video stream, but displays black window and outputs a lot of similar messages: =========== ProcessInputError r:0x80004005=-2147467259 (keyframe: 1)??,?% 0 0 ProcessInputError r:0x80004005=-2147467259 (keyframe: 1)??,?% 1 0 ProcessInputError r:0x80004005=-2147467259 (keyframe: 1)??,?% 2 0 ProcessInputError r:0x80004005=-2147467259 (keyframe: 1)??,?% 3 0 ProcessInputError r:0x80004005=-2147467259 (keyframe: 1)??,?% 4 0 =========== both players don't crash