[FFmpeg-trac] #8586(undetermined:new): mpegts seeking failure
FFmpeg
trac at avcodec.org
Fri Mar 27 18:40:23 EET 2020
#8586: mpegts seeking failure
-------------------------------------+-------------------------------------
Reporter: ronag | Type: defect
Status: new | Priority: normal
Component: | Version:
undetermined | unspecified
Keywords: | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
We have noticed that some mpegts files FFmpeg fails to properly seek. Even
though the file itself when read sequentially (without seeking) seems to
work fine.
{{{
Desktop$ ffmpeg -ss 16.919999837875366 -i N4SGWtf5_~9R23.ts -frames:v 1
foo.webp -y
ffmpeg version N-97026-gea46b45e9c-tessus https://evermeet.cx/ffmpeg/
Copyright (c) 2000-2020 the FFmpeg developers
built with Apple clang version 11.0.0 (clang-1100.0.33.17)
configuration: --cc=/usr/bin/clang --prefix=/opt/ffmpeg --extra-
version=tessus --enable-avisynth --enable-fontconfig --enable-gpl
--enable-libaom --enable-libass --enable-libbluray --enable-libdav1d
--enable-libfreetype --enable-libgsm --enable-libmodplug --enable-
libmp3lame --enable-libmysofa --enable-libopencore-amrnb --enable-
libopencore-amrwb --enable-libopenh264 --enable-libopenjpeg --enable-
libopus --enable-librubberband --enable-libshine --enable-libsnappy
--enable-libsoxr --enable-libspeex --enable-libtheora --enable-libtwolame
--enable-libvidstab --enable-libvmaf --enable-libvo-amrwbenc --enable-
libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-
libx264 --enable-libx265 --enable-libxavs --enable-libxvid --enable-
libzimg --enable-libzmq --enable-libzvbi --enable-version3 --pkg-config-
flags=--static --disable-ffplay
libavutil 56. 42.101 / 56. 42.101
libavcodec 58. 76.100 / 58. 76.100
libavformat 58. 42.100 / 58. 42.100
libavdevice 58. 9.103 / 58. 9.103
libavfilter 7. 77.100 / 7. 77.100
libswscale 5. 6.101 / 5. 6.101
libswresample 3. 6.100 / 3. 6.100
libpostproc 55. 6.100 / 55. 6.100
[aac @ 0x7f89e5017800] Assuming an incorrectly encoded 7.1 channel layout
instead of a spec-compliant 7.1(wide) layout, use -strict 1 to decode
according to the specification instead.
Input #0, mpegts, from 'N4SGWtf5_~9R23.ts':
Duration: 00:00:20.01, start: 64000.040000, bitrate: 5810 kb/s
Program 1
Metadata:
service_name : Service01
service_provider: FFmpeg
Stream #0:0[0x100]: Video: h264 (High) ([27][0][0][0] / 0x001B),
yuv420p(progressive), 1280x720, 50 fps, 50 tbr, 90k tbn, 100 tbc
Stream #0:1[0x101]: Audio: aac (LC) ([15][0][0][0] / 0x000F), 48000
Hz, 7.1, fltp, 310 kb/s
Stream mapping:
Stream #0:0 -> #0:0 (h264 (native) -> webp (libwebp))
Press [q] to stop, [?] for help
[h264 @ 0x7f89e6805600] reference picture missing during reorder
Last message repeated 3 times
[h264 @ 0x7f89e6805600] Missing reference picture, default is 0
[h264 @ 0x7f89e6805600] decode_slice_header error
[h264 @ 0x7f89e6805600] reference picture missing during reorder
Last message repeated 3 times
[h264 @ 0x7f89e6805600] Missing reference picture, default is 0
[h264 @ 0x7f89e6805600] decode_slice_header error
[h264 @ 0x7f89e6805600] reference picture missing during reorder
Last message repeated 3 times
[h264 @ 0x7f89e6805600] Missing reference picture, default is 0
[h264 @ 0x7f89e6805600] decode_slice_header error
[h264 @ 0x7f89e6805600] reference picture missing during reorder
Last message repeated 3 times
[h264 @ 0x7f89e6805600] Missing reference picture, default is 0
[h264 @ 0x7f89e6805600] decode_slice_header error
[h264 @ 0x7f89e6805600] reference picture missing during reorder
Last message repeated 3 times
[h264 @ 0x7f89e6805600] Missing reference picture, default is 0
[h264 @ 0x7f89e6805600] decode_slice_header error
[h264 @ 0x7f89e6805600] reference picture missing during reorder
Last message repeated 3 times
[h264 @ 0x7f89e6805600] Missing reference picture, default is 0
[h264 @ 0x7f89e6805600] decode_slice_header error
[h264 @ 0x7f89e6805600] reference picture missing during reorder
Last message repeated 3 times
[h264 @ 0x7f89e6805600] Missing reference picture, default is 0
[h264 @ 0x7f89e6805600] decode_slice_header error
[h264 @ 0x7f89e6805600] reference picture missing during reorder
Last message repeated 3 times
[h264 @ 0x7f89e6805600] Missing reference picture, default is 0
[h264 @ 0x7f89e6805600] decode_slice_header error
[h264 @ 0x7f89e6805600] reference picture missing during reorder
Last message repeated 3 times
[h264 @ 0x7f89e6805600] Missing reference picture, default is 0
[h264 @ 0x7f89e6805600] decode_slice_header error
[h264 @ 0x7f89e6805600] reference picture missing during reorder
Last message repeated 3 times
[h264 @ 0x7f89e6805600] Missing reference picture, default is 0
[h264 @ 0x7f89e6805600] decode_slice_header error
[h264 @ 0x7f89e6805600] reference picture missing during reorder
Last message repeated 3 times
[h264 @ 0x7f89e6805600] Missing reference picture, default is 0
[h264 @ 0x7f89e6805600] decode_slice_header error
[h264 @ 0x7f89e6805c00] reference picture missing during reorder
Last message repeated 1 times
[h264 @ 0x7f89e6805c00] Missing reference picture, default is 0
Last message repeated 1 times
[h264 @ 0x7f89e6805c00] reference picture missing during reorder
Last message repeated 1 times
[h264 @ 0x7f89e6805c00] Missing reference picture, default is 0
Last message repeated 1 times
[h264 @ 0x7f89e6805c00] reference picture missing during reorder
Last message repeated 1 times
[h264 @ 0x7f89e6805c00] Missing reference picture, default is 0
Last message repeated 1 times
[h264 @ 0x7f89e6805c00] reference picture missing during reorder
Last message repeated 1 times
[h264 @ 0x7f89e6805c00] Missing reference picture, default is 0
Last message repeated 1 times
[h264 @ 0x7f89e6805c00] reference picture missing during reorder
Last message repeated 1 times
[h264 @ 0x7f89e6805c00] Missing reference picture, default is 0
Last message repeated 1 times
[h264 @ 0x7f89e6805c00] reference picture missing during reorder
Last message repeated 1 times
[h264 @ 0x7f89e6805c00] Missing reference picture, default is 0
Last message repeated 1 times
[h264 @ 0x7f89e6806200] reference picture missing during reorder
[h264 @ 0x7f89e6806200] Missing reference picture, default is 2
[h264 @ 0x7f89e6806200] reference picture missing during reorder
[h264 @ 0x7f89e6806200] Missing reference picture, default is 2
[h264 @ 0x7f89e6806200] reference picture missing during reorder
[h264 @ 0x7f89e6806200] Missing reference picture, default is 2
[h264 @ 0x7f89e6805c00] reference picture missing during reorder
Last message repeated 1 times
[h264 @ 0x7f89e6805c00] Missing reference picture, default is 0
Last message repeated 1 times
[h264 @ 0x7f89e6806200] reference picture missing during reorder
[h264 @ 0x7f89e6806200] Missing reference picture, default is 2
[h264 @ 0x7f89e6805c00] reference picture missing during reorder
Last message repeated 1 times
[h264 @ 0x7f89e6805c00] Missing reference picture, default is 0
Last message repeated 1 times
[h264 @ 0x7f89e6806200] reference picture missing during reorder
[h264 @ 0x7f89e6806200] Missing reference picture, default is 2
[h264 @ 0x7f89e6806200] reference picture missing during reorder
[h264 @ 0x7f89e6806200] Missing reference picture, default is 2
[h264 @ 0x7f89e6805c00] reference picture missing during reorder
Last message repeated 1 times
[h264 @ 0x7f89e6805c00] Missing reference picture, default is 0
Last message repeated 1 times
[h264 @ 0x7f89e6805c00] reference picture missing during reorder
Last message repeated 1 times
[h264 @ 0x7f89e6805c00] Missing reference picture, default is 0
Last message repeated 1 times
[h264 @ 0x7f89e6806200] reference picture missing during reorder
[h264 @ 0x7f89e6806200] Missing reference picture, default is 2
[h264 @ 0x7f89e6805c00] reference picture missing during reorder
Last message repeated 1 times
[h264 @ 0x7f89e6805c00] Missing reference picture, default is 0
Last message repeated 1 times
[h264 @ 0x7f89e6806200] reference picture missing during reorder
[h264 @ 0x7f89e6806200] Missing reference picture, default is 2
[h264 @ 0x7f89e6806200] reference picture missing during reorder
[h264 @ 0x7f89e6806200] Missing reference picture, default is 2
[h264 @ 0x7f89e6806200] reference picture missing during reorder
[h264 @ 0x7f89e6806200] Missing reference picture, default is 2
[h264 @ 0x7f89e6806200] reference picture missing during reorder
[h264 @ 0x7f89e6806200] Missing reference picture, default is 2
Output #0, webp, to 'foo.webp':
Metadata:
encoder : Lavf58.42.100
Stream #0:0: Video: webp (libwebp), yuv420p, 1280x720, q=2-31, 200
kb/s, 50 fps, 1k tbn, 50 tbc
Metadata:
encoder : Lavc58.76.100 libwebp
frame= 0 fps=0.0 q=0.0 Lsize= 0kB time=00:00:00.00 bitrate=N/A
speed= 0x
video:0kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
muxing overhead: unknown
Output file is empty, nothing was encoded (check -ss / -t / -frames
parameters if used)
}}}
--
Ticket URL: <https://trac.ffmpeg.org/ticket/8586>
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