Yes, I just tested again (and I have r6), same result. The video format of the file (output from the command "file film.avi"): film.avi: RIFF (little-endian) data, AVI, 720 x 304, 23.98 fps, video: XviD, audio: Dolby AC3 (6 channels, 48000 Hz) I tested some other films with other formats with the same result. (vlc encode it all to vcodec=h264,acodec=mp3) Below is more info about the file film.avi and further down for one other film I tried with the same result. I'm using the command "mplayer -vo null -ao null -identify -frames 0 film.avi": BR/Fredrik ---------------------------------------------------------------------------- MPlayer 1.1-4.8 (C) 2000-2012 MPlayer Team mplayer: could not connect to socket mplayer: No such file or directory Failed to open LIRC support. You will not be able to use your remote control. Playing film.avi. libavformat version 54.63.104 (external) Mismatching header version 54.20.3 AVI file format detected. ID_VIDEO_ID=0 [aviheader] Video stream found, -vid 0 ID_AUDIO_ID=1 [aviheader] Audio stream found, -aid 1 VIDEO: [XVID] 720x304 24bpp 23.976 fps 1784.6 kbps (217.8 kbyte/s) Clip info: Software: VirtualDubMod 1.5.10.2 (build 2542/release) ID_CLIP_INFO_NAME0=Software ID_CLIP_INFO_VALUE0=VirtualDubMod 1.5.10.2 (build 2542/release) ID_CLIP_INFO_N=1 Load subtitles in ./ ID_FILENAME=film.avi ID_DEMUXER=avi ID_VIDEO_FORMAT=XVID ID_VIDEO_BITRATE=1784584 ID_VIDEO_WIDTH=720 ID_VIDEO_HEIGHT=304 ID_VIDEO_FPS=23.976 ID_VIDEO_ASPECT=0.0000 ID_AUDIO_FORMAT=8192 ID_AUDIO_BITRATE=384000 ID_AUDIO_RATE=0 ID_AUDIO_NCH=0 ID_START_TIME=0.00 ID_LENGTH=6890.63 ID_SEEKABLE=1 ID_CHAPTERS=0 ========================================================================== Opening video decoder: [ffmpeg] FFmpeg's libavcodec codec family libavcodec version 54.92.100 (external) Mismatching header version 54.35.0 Unsupported AVPixelFormat 53 Unsupported AVPixelFormat 109 Selected video codec: [ffodivx] vfm: ffmpeg (FFmpeg MPEG-4) ========================================================================== ID_VIDEO_CODEC=ffodivx ========================================================================== Opening audio decoder: [ffmpeg] FFmpeg/libavcodec audio decoders AUDIO: 48000 Hz, 2 ch, floatle, 384.0 kbit/12.50% (ratio: 48000->384000) ID_AUDIO_BITRATE=384000 ID_AUDIO_RATE=48000 ID_AUDIO_NCH=2 Selected audio codec: [ffac3] afm: ffmpeg (FFmpeg AC-3) ========================================================================== AO: [null] 48000Hz 2ch floatle (4 bytes per sample) ID_AUDIO_CODEC=ffac3 Starting playback... Exiting... (End of file) ID_EXIT=EOF ---------------------------------------------------------------------------- ---------------------------------------------------------------------------- MPlayer 1.1-4.8 (C) 2000-2012 MPlayer Team mplayer: could not connect to socket mplayer: No such file or directory Failed to open LIRC support. You will not be able to use your remote control. Playing film2.mkv. libavformat version 54.63.104 (external) Mismatching header version 54.20.3 libavformat file format detected. ID_CHAPTER_ID=0 ID_CHAPTER_0_START=0 ID_CHAPTER_0_END=142309 ID_CHAPTER_0_NAME=Chapter 1 ID_CHAPTER_ID=1 ID_CHAPTER_1_START=142309 ID_CHAPTER_1_END=423590 ID_CHAPTER_1_NAME=Chapter 2 ID_CHAPTER_ID=2 ID_CHAPTER_2_START=423590 ID_CHAPTER_2_END=700366 ID_CHAPTER_2_NAME=Chapter 3 ID_CHAPTER_ID=3 ID_CHAPTER_3_START=700366 ID_CHAPTER_3_END=960626 ID_CHAPTER_3_NAME=Chapter 4 ID_CHAPTER_ID=4 ID_CHAPTER_4_START=960626 ID_CHAPTER_4_END=1278844 ID_CHAPTER_4_NAME=Chapter 5 ID_CHAPTER_ID=5 ID_CHAPTER_5_START=1278844 ID_CHAPTER_5_END=1492391 ID_CHAPTER_5_NAME=Chapter 6 ID_CHAPTER_ID=6 ID_CHAPTER_6_START=1492391 ID_CHAPTER_6_END=1833382 ID_CHAPTER_6_NAME=Chapter 7 ID_CHAPTER_ID=7 ID_CHAPTER_7_START=1833382 ID_CHAPTER_7_END=1992257 ID_CHAPTER_7_NAME=Chapter 8 ID_CHAPTER_ID=8 ID_CHAPTER_8_START=1992257 ID_CHAPTER_8_END=2166631 ID_CHAPTER_8_NAME=Chapter 9 ID_CHAPTER_ID=9 ID_CHAPTER_9_START=2166631 ID_CHAPTER_9_END=2357989 ID_CHAPTER_9_NAME=Chapter 10 ID_CHAPTER_ID=10 ID_CHAPTER_10_START=2357989 ID_CHAPTER_10_END=2658389 ID_CHAPTER_10_NAME=Chapter 11 ID_CHAPTER_ID=11 ID_CHAPTER_11_START=2658389 ID_CHAPTER_11_END=2914044 ID_CHAPTER_11_NAME=Chapter 12 ID_CHAPTER_ID=12 ID_CHAPTER_12_START=2914044 ID_CHAPTER_12_END=3380260 ID_CHAPTER_12_NAME=Chapter 13 ID_CHAPTER_ID=13 ID_CHAPTER_13_START=3380260 ID_CHAPTER_13_END=3856586 ID_CHAPTER_13_NAME=Chapter 14 ID_CHAPTER_ID=14 ID_CHAPTER_14_START=3856586 ID_CHAPTER_14_END=4095258 ID_CHAPTER_14_NAME=Chapter 15 ID_CHAPTER_ID=15 ID_CHAPTER_15_START=4095258 ID_CHAPTER_15_END=4457586 ID_CHAPTER_15_NAME=Chapter 16 ID_CHAPTER_ID=16 ID_CHAPTER_16_START=4457586 ID_CHAPTER_16_END=4676338 ID_CHAPTER_16_NAME=Chapter 17 ID_CHAPTER_ID=17 ID_CHAPTER_17_START=4676338 ID_CHAPTER_17_END=5018847 ID_CHAPTER_17_NAME=Chapter 18 ID_CHAPTER_ID=18 ID_CHAPTER_18_START=5018847 ID_CHAPTER_18_END=5290368 ID_CHAPTER_18_NAME=Chapter 19 ID_CHAPTER_ID=19 ID_CHAPTER_19_START=5290368 ID_CHAPTER_19_END=5588833 ID_CHAPTER_19_NAME=Chapter 20 ID_CHAPTER_ID=20 ID_CHAPTER_20_START=5588833 ID_CHAPTER_20_END=5860688 ID_CHAPTER_20_NAME=Chapter 21 ID_CHAPTER_ID=21 ID_CHAPTER_21_START=5860688 ID_CHAPTER_21_END=6083210 ID_CHAPTER_21_NAME=Chapter 22 ID_CHAPTER_ID=22 ID_CHAPTER_22_START=6083210 ID_CHAPTER_22_END=6273834 ID_CHAPTER_22_NAME=Chapter 23 ID_CHAPTER_ID=23 ID_CHAPTER_23_START=6273834 ID_CHAPTER_23_END=6518078 ID_CHAPTER_23_NAME=Chapter 24 ID_CHAPTER_ID=24 ID_CHAPTER_24_START=6518078 ID_CHAPTER_24_END=6779373 ID_CHAPTER_24_NAME=Chapter 25 ID_CHAPTER_ID=25 ID_CHAPTER_25_START=6779373 ID_CHAPTER_25_END=6917310 ID_CHAPTER_25_NAME=Chapter 26 ID_CHAPTER_ID=26 ID_CHAPTER_26_START=6917310 ID_CHAPTER_26_END=7222215 ID_CHAPTER_26_NAME=Chapter 27 ID_CHAPTER_ID=27 ID_CHAPTER_27_START=7222215 ID_CHAPTER_27_END=7222257 ID_CHAPTER_27_NAME=Chapter 28 ID_VIDEO_ID=0 [lavf] stream 0: video (h264), -vid 0 ID_AUDIO_ID=0 ID_AID_0_LANG=eng [lavf] stream 1: audio (ac3), -aid 0, -alang eng ID_AUDIO_ID=1 ID_AID_1_LANG=ita [lavf] stream 2: audio (ac3), -aid 1, -alang ita ID_SUBTITLE_ID=0 ID_SID_0_LANG=eng [lavf] stream 3: subtitle (dvdsub), -sid 0, -slang eng ID_SUBTITLE_ID=1 ID_SID_1_LANG=eng [lavf] stream 4: subtitle (dvdsub), -sid 1, -slang eng VIDEO: [H264] 720x362 0bpp 23.976 fps 0.0 kbps ( 0.0 kbyte/s) Load subtitles in ./ ID_FILENAME=film2.mkv ID_DEMUXER=lavfpref ID_VIDEO_FORMAT=H264 ID_VIDEO_BITRATE=0 ID_VIDEO_WIDTH=720 ID_VIDEO_HEIGHT=362 ID_VIDEO_FPS=23.976 ID_VIDEO_ASPECT=2.3563 ID_AUDIO_FORMAT=8192 ID_AUDIO_BITRATE=192000 ID_AUDIO_RATE=48000 ID_AUDIO_NCH=2 ID_START_TIME=0.00 ID_LENGTH=7222.26 ID_SEEKABLE=1 ID_CHAPTERS=28 ========================================================================== Opening video decoder: [ffmpeg] FFmpeg's libavcodec codec family libavcodec version 54.92.100 (external) Mismatching header version 54.35.0 Selected video codec: [ffh264] vfm: ffmpeg (FFmpeg H.264) ========================================================================== ID_VIDEO_CODEC=ffh264 ========================================================================== Opening audio decoder: [ffmpeg] FFmpeg/libavcodec audio decoders AUDIO: 48000 Hz, 2 ch, floatle, 192.0 kbit/6.25% (ratio: 24000->384000) ID_AUDIO_BITRATE=192000 ID_AUDIO_RATE=48000 ID_AUDIO_NCH=2 Selected audio codec: [ffac3] afm: ffmpeg (FFmpeg AC-3) ========================================================================== AO: [null] 48000Hz 2ch floatle (4 bytes per sample) ID_AUDIO_CODEC=ffac3 Starting playback... Exiting... (End of file) ID_EXIT=EOF ---------------------------------------------------------------------------- 2015-10-21 19:38 GMT+02:00 Pat McGowan