#6563: LPCM is recognised as MLP in VOB -------------------------------------+------------------------------------- Reporter: macdavis | Type: defect Status: new | Priority: normal Component: | Version: git- undetermined | master Keywords: | Blocked By: Blocking: | Reproduced by developer: 0 Analyzed by developer: 0 | -------------------------------------+------------------------------------- Summary of the bug: The sample file can be downloaded here. [http://s1.demo- world.eu/sd_trailers.php?file=dts_sparks_sprite_suite_mix-DWEU.vob] [[BR]] The second audio track is LPCM while FFmpeg recognises as MLP and fails to decode it. How to reproduce: {{{ ffmpeg -i /Volumes/RamDisk/dts_sparks_sprite_suite_mix-DWEU.vob -f null - ffmpeg version 3.3.git Copyright (c) 2000-2017 the FFmpeg developers built with Apple LLVM version 8.1.0 (clang-802.0.42) configuration: --optflags=-Ofast --prefix=/usr/local --extra- cflags='-march=haswell -mtune=intel -m64 -minline-all-stringops -fomit- frame-pointer -fforce-addr -finline-functions -funit-at-a-time -funroll- loops -ffunction-sections -fdata-sections -Ofast -pipe -fomit-frame- pointer -ftree-vectorize' --target-os=darwin --arch=x86_64 --cpu=haswell --disable-runtime-cpudetect --disable-debug --disable-opencl --disable- avdevice --disable-ffplay --disable-ffprobe --disable-postproc --disable- ffserver --disable-devices --disable-avresample --disable-indev=qtkit --disable-doc --enable-pthreads --enable-version3 --enable-hardcoded- tables --enable-gpl --enable-nonfree libavutil 55. 69.100 / 55. 69.100 libavcodec 57.102.100 / 57.102.100 libavformat 57. 76.100 / 57. 76.100 libavfilter 6. 95.100 / 6. 95.100 libswscale 4. 7.101 / 4. 7.101 libswresample 2. 8.100 / 2. 8.100 [mpeg @ 0x7fe625002600] start time for stream 3 is not set in estimate_timings_from_pts [mpeg @ 0x7fe625002600] Could not find codec parameters for stream 3 (Audio: mlp, 0 channels): unspecified sample format Consider increasing the value for the 'analyzeduration' and 'probesize' options Input #0, mpeg, from '/Volumes/RamDisk/dts_sparks_sprite_suite_mix- DWEU.vob': Duration: 00:00:18.68, start: 0.300300, bitrate: 9240 kb/s Stream #0:0[0x1bf]: Data: dvd_nav_packet Stream #0:1[0x1e0]: Video: mpeg2video (Main), yuv420p(tv, top first), 720x480 [SAR 32:27 DAR 16:9], 6000 kb/s, 29.97 fps, 59.94 tbr, 90k tbn, 59.94 tbc Stream #0:2[0x88]: Audio: dts (DTS-ES), 48000 Hz, 6.1, fltp, 1536 kb/s Stream #0:3[0xa1]: Audio: mlp, 0 channels Stream mapping: Stream #0:1 -> #0:0 (mpeg2video (native) -> wrapped_avframe (native)) Stream #0:2 -> #0:1 (dts (dca) -> pcm_s16le (native)) Press [q] to stop, [?] for help Output #0, null, to 'pipe:': Metadata: encoder : Lavf57.76.100 Stream #0:0: Video: wrapped_avframe, yuv420p(top coded first (swapped)), 720x480 [SAR 32:27 DAR 16:9], q=2-31, 200 kb/s, 29.97 fps, 29.97 tbn, 29.97 tbc Metadata: encoder : Lavc57.102.100 wrapped_avframe Stream #0:1: Audio: pcm_s16le, 48000 Hz, 6.1, s16, 5376 kb/s Metadata: encoder : Lavc57.102.100 pcm_s16le [null @ 0x7fe62503e200] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 475 >= 475 frame= 504 fps=0.0 q=-0.0 Lsize=N/A time=00:00:18.68 bitrate=N/A speed=63.5x video:260kB audio:12264kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: unknown }}} -- Ticket URL: <https://trac.ffmpeg.org/ticket/6563> FFmpeg <https://ffmpeg.org> FFmpeg issue tracker