[FFmpeg-trac] #11146(avformat:new): "concat" demuxer with resizing filters generated output of incomplete video (was: concat demuxer and resize filter generate output file with video of the second part missing)
FFmpeg
trac at avcodec.org
Tue Aug 27 06:57:08 EEST 2024
#11146: "concat" demuxer with resizing filters generated output of incomplete video
------------------------------------+------------------------------------
Reporter: degradox | Owner: (none)
Type: defect | Status: new
Priority: normal | Component: avformat
Version: git-master | Resolution:
Keywords: concat | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
------------------------------------+------------------------------------
Changes (by MasterQuestionable):
* summary:
concat demuxer and resize filter generate output file with video of
the second part missing
=>
"concat" demuxer with resizing filters generated output of incomplete
video
Comment:
͏ So your big ZIP contains only "1.ts", "2.ts", "list.txt"?
͏ Excerpt:
[[
{{{#!console
> ffmpeg -y -nostdin -f concat -safe 0 -i "list.txt" -map_metadata -1 -map
0:a -map 0:v -vf
"scale=1280:720:force_original_aspect_ratio=decrease,pad=1280:720:(( (ow -
iw)/2 )):(( (oh - ih)/2 ))" -c:a aac -b:a 128k -c:v libx264 -b:v 2554k
-avoid_negative_ts 2 "filter.mp4"
ffmpeg version n7.0.2 Copyright (c) 2000-2024 the FFmpeg developers
built with gcc 14.2.1 (GCC) 20240805
configuration: --prefix=/usr --disable-debug --disable-static --disable-
stripping --enable-amf --enable-avisynth --enable-cuda-llvm --enable-lto
--enable-fontconfig --enable-frei0r --enable-gmp --enable-gnutls --enable-
gpl --enable-ladspa --enable-libaom --enable-libass --enable-libbluray
--enable-libbs2b --enable-libdav1d --enable-libdrm --enable-libdvdnav
--enable-libdvdread --enable-libfreetype --enable-libfribidi --enable-
libgsm --enable-libharfbuzz --enable-libiec61883 --enable-libjack
--enable-libjxl --enable-libmodplug --enable-libmp3lame --enable-
libopencore_amrnb --enable-libopencore_amrwb --enable-libopenjpeg
--enable-libopenmpt --enable-libopus --enable-libplacebo --enable-libpulse
--enable-librav1e --enable-librsvg --enable-librubberband --enable-
libsnappy --enable-libsoxr --enable-libspeex --enable-libsrt --enable-
libssh --enable-libsvtav1 --enable-libtheora --enable-libv4l2 --enable-
libvidstab --enable-libvmaf --enable-libvorbis --enable-libvpl --enable-
libvpx --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxcb
--enable-libxml2 --enable-libxvid --enable-libzimg --enable-nvdec
--enable-nvenc --enable-opencl --enable-opengl --enable-shared --enable-
vapoursynth --enable-version3 --enable-vulkan
libavutil 59. 8.100 / 59. 8.100
libavcodec 61. 3.100 / 61. 3.100
libavformat 61. 1.100 / 61. 1.100
libavdevice 61. 1.100 / 61. 1.100
libavfilter 10. 1.100 / 10. 1.100
libswscale 8. 1.100 / 8. 1.100
libswresample 5. 1.100 / 5. 1.100
libpostproc 58. 1.100 / 58. 1.100
Input #0, concat, from 'list.txt':
Duration: N/A, start: 0.000000, bitrate: 130 kb/s
Stream #0:0: Audio: aac (LC) ([15][0][0][0] / 0x000F), 48000 Hz, stereo,
fltp, 130 kb/s
Stream #0:1: Video: h264 (High) ([27][0][0][0] / 0x001B), yuv420p(tv,
progressive), 1920x1080 [SAR 1:1 DAR 16:9], 60 fps, 60 tbr, 90k tbn
Stream #0:2: Data: timed_id3 (ID3 / 0x20334449)
Stream mapping:
Stream #0:0 -> #0:0 (aac (native) -> aac (native))
Stream #0:1 -> #0:1 (h264 (native) -> h264 (libx264))
[libx264] using SAR=1/1
[libx264] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX BMI2
[libx264] profile High, level 3.2, 4:2:0, 8-bit
[libx264] 264 - core 164 r3108 31e19f9 - H.264/MPEG-4 AVC codec - Copyleft
2003-2023 - http://www.videolan.org/x264.html - options: cabac=1 ref=3
deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=1.00:0.00
mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0
deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=6
lookahead_threads=1 sliced_threads=0 nr=0 decimate=1 interlaced=0
bluray_compat=0 constrained_intra=0 bframes=3 b_pyramid=2 b_adapt=1
b_bias=0 direct=1 weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=25
scenecut=40 intra_refresh=0 rc_lookahead=40 rc=abr mbtree=1 bitrate=2554
ratetol=1.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
Output #0, mp4, to 'filter.mp4':
Metadata:
encoder : Lavf61.1.100
Stream #0:0: Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo,
fltp, 128 kb/s
Metadata:
encoder : Lavc61.3.100 aac
Stream #0:1: Video: h264 (avc1 / 0x31637661), yuv420p(tv, progressive),
1280x720 [SAR 1:1 DAR 16:9], q=2-31, 2554 kb/s, 60 fps, 15360 tbn
Metadata:
encoder : Lavc61.3.100 libx264
Side data:
cpb: bitrate max/min/avg: 0/0/2554000 buffer size: 0 vbv_delay:
N/A
...
frame= 1569 fps= 47 q=26.0 size= 8448KiB time=00:00:26.11
bitrate=2649.9kbits/s dup=3 drop=0 speed=0.776x
[af#0:0] Reconfiguring filter graph because audio parameters changed to
44100 Hz, stereo, fltp
[h264] no frame!
frame= 1593 fps= 47 q=26.0 size= 8448KiB time=00:00:26.51
bitrate=2609.9kbits/s dup=3 drop=0 speed=0.776x
[concat] DTS -2066010 < 2613990 out of order
[mpegts] Packet corrupt (stream = 2, dts = 113936940).
[concat] Packet corrupt (stream = 2, dts = 3328050).
[h264] no frame!
[aac] Queue input is backward in time
[aost#0:0/aac] Non-monotonic DTS; previous: 1778619, current: -1100356;
changing to 1778620. This may result in incorrect timestamps in the output
file.
...
[h264] no frame!
[vist#0:1/h264] [dec:h264] Decoding error: Invalid data found when
processing input
Last message repeated 3 times
frame= 1611 fps= 40 q=26.0 size= 9984KiB time=N/A bitrate=N/A dup=3
drop=0 speed=N/A
frame= 1644 fps= 40 q=26.0 size= 10240KiB time=N/A bitrate=N/A dup=3
drop=0 speed=N/A
[out#0/mp4] video:8518KiB audio:1963KiB subtitle:0KiB other streams:0KiB
global headers:0KiB muxing overhead: 0.693580%
frame= 1654 fps= 41 q=-1.0 Lsize= 10553KiB time=00:00:27.53
bitrate=3140.0kbits/s dup=3 drop=0 speed=0.675x
[aac] Qavg: 1465.794
[libx264] frame I:7 Avg QP:14.67 size: 82031
[libx264] frame P:417 Avg QP:16.23 size: 13985
[libx264] frame B:1230 Avg QP:20.00 size: 1882
[libx264] consecutive B-frames: 0.8% 0.0% 0.0% 99.2%
[libx264] mb I I16..4: 19.3% 50.1% 30.6%
[libx264] mb P I16..4: 3.6% 9.4% 1.1% P16..4: 30.1% 11.7% 7.2% 0.0%
0.0% skip:36.9%
[libx264] mb B I16..4: 0.3% 0.3% 0.0% B16..8: 24.3% 1.4% 0.1%
direct: 1.3% skip:72.4% L0:51.0% L1:46.9% BI: 2.1%
[libx264] final ratefactor: 17.19
[libx264] 8x8 transform intra:63.3% inter:81.6%
[libx264] coded y,uvDC,uvAC intra: 37.0% 78.1% 46.1% inter: 5.1% 12.8%
2.0%
[libx264] i16 v,h,dc,p: 22% 26% 18% 33%
[libx264] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 21% 19% 41% 4% 4% 3% 3% 2%
3%
[libx264] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 36% 25% 23% 3% 4% 3% 3% 2%
2%
[libx264] i8c dc,h,v,p: 30% 49% 6% 15%
[libx264] Weighted P-Frames: Y:0.0% UV:0.0%
[libx264] ref P L0: 66.1% 4.4% 20.6% 8.9%
[libx264] ref B L0: 87.7% 9.6% 2.7%
[libx264] ref B L1: 94.8% 5.2%
[libx264] kb/s:2530.95
}}}
]]
͏ See also:
͏ https://trac.ffmpeg.org/ticket/11044#comment:3
͏ https://trac.ffmpeg.org/ticket/11126#comment:3
͏ https://trac.ffmpeg.org/ticket/11052#comment:15
͏ Audio related messages seem to create bunch noise.
͏ If it doesn't matter: remove outright.
--
Ticket URL: <https://trac.ffmpeg.org/ticket/11146#comment:8>
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