[FFmpeg-trac] #5672(avformat:reopened): concat demuxer truncates output duration
FFmpeg
trac at avcodec.org
Wed Sep 21 17:57:06 EEST 2016
#5672: concat demuxer truncates output duration
-------------------------------------+-------------------------------------
Reporter: jseeley78 | Owner:
Type: defect | Status: reopened
Priority: important | Component: avformat
Version: 3.0.3 | Resolution:
Keywords: concat | Blocked By:
regression | Reproduced by developer: 1
Blocking: |
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
Changes (by cehoyos):
* status: closed => reopened
* version: 3.0.2 => 3.0.3
* resolution: fixed =>
Comment:
{{{
$ ffmpeg -f concat -i concat.txt -c copy output.flv
ffmpeg version n3.0.3 Copyright (c) 2000-2016 the FFmpeg developers
built with gcc 4.7 (SUSE Linux)
configuration: --enable-gpl --enable-libspeex
libavutil 55. 17.103 / 55. 17.103
libavcodec 57. 24.102 / 57. 24.102
libavformat 57. 25.100 / 57. 25.100
libavdevice 57. 0.101 / 57. 0.101
libavfilter 6. 31.100 / 6. 31.100
libswscale 4. 0.100 / 4. 0.100
libswresample 2. 0.101 / 2. 0.101
libpostproc 54. 0.100 / 54. 0.100
[flv @ 0x2078660] Auto-inserting h264_mp4toannexb bitstream filter
Input #0, concat, from 'concat.txt':
Duration: N/A, start: 0.000000, bitrate: 3 kb/s
Stream #0:0: Video: h264 (Baseline), yuv420p(tv), 640x360 [SAR 1:1 DAR
16:9], 30.30 fps, 30 tbr, 1k tbn, 60 tbc
Stream #0:1: Audio: speex, 16000 Hz, mono, s16, 3 kb/s
Output #0, flv, to 'output.flv':
Metadata:
encoder : Lavf57.25.100
Stream #0:0: Video: h264 ([7][0][0][0] / 0x0007), yuv420p, 640x360
[SAR 1:1 DAR 16:9], q=2-31, 30.30 fps, 30 tbr, 1k tbn, 1k tbc
Stream #0:1: Audio: speex ([11][0][0][0] / 0x000B), 16000 Hz, mono, 3
kb/s
Stream mapping:
Stream #0:0 -> #0:0 (copy)
Stream #0:1 -> #0:1 (copy)
Press [q] to stop, [?] for help
concat.txt: Invalid argument
frame= 150 fps=0.0 q=-1.0 Lsize= 712kB time=00:00:07.37 bitrate=
791.0kbits/s speed=1.99e+03x
video:702kB audio:4kB subtitle:0kB other streams:0kB global headers:0kB
muxing overhead: 0.923229%
}}}
--
Ticket URL: <https://trac.ffmpeg.org/ticket/5672#comment:6>
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