[FFmpeg-trac] #4696(ffmpeg:new): Duration with -t before -i is actually value of -t plus value of -ss
FFmpeg
trac at avcodec.org
Sun Jul 5 08:02:33 CEST 2015
#4696: Duration with -t before -i is actually value of -t plus value of -ss
---------------------------------+----------------------------------
Reporter: Piscium | Owner:
Type: defect | Status: new
Priority: normal | Component: ffmpeg
Version: 2.4.10 | Resolution:
Keywords: | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
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Comment (by Piscium):
Built with default options.
-----------------------------------------
$ ./ffmpeg -y -ss 10 -t 20 -i in.m4a -acodec copy -flags global_header
out.m4a
ffmpeg version N-73411-g5233f25 Copyright (c) 2000-2015 the FFmpeg
developers
built with gcc 4.9.2 (GCC) 20150212 (Red Hat 4.9.2-6)
configuration:
libavutil 54. 28.100 / 54. 28.100
libavcodec 56. 46.101 / 56. 46.101
libavformat 56. 40.100 / 56. 40.100
libavdevice 56. 4.100 / 56. 4.100
libavfilter 5. 20.100 / 5. 20.100
libswscale 3. 1.101 / 3. 1.101
libswresample 1. 2.100 / 1. 2.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'in.m4a':
Metadata:
major_brand : dash
minor_version : 0
compatible_brands: iso6mp41
creation_time : 2014-01-25 16:58:44
Duration: 00:02:40.08, start: 0.000000, bitrate: 255 kb/s
Stream #0:0(und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz,
stereo, fltp, 253 kb/s (default)
Metadata:
creation_time : 2014-01-25 16:58:44
handler_name : SoundHandler
Output #0, ipod, to 'out.m4a':
Metadata:
major_brand : dash
minor_version : 0
compatible_brands: iso6mp41
encoder : Lavf56.40.100
Stream #0:0(und): Audio: aac (mp4a / 0x6134706D), 44100 Hz, stereo,
253 kb/s (default)
Metadata:
creation_time : 2014-01-25 16:58:44
handler_name : SoundHandler
Stream mapping:
Stream #0:0 -> #0:0 (copy)
Press [q] to stop, [?] for help
size= 935kB time=00:00:30.00 bitrate= 255.3kbits/s
video:0kB audio:929kB subtitle:0kB other streams:0kB global headers:0kB
muxing overhead: 0.621016%
--
Ticket URL: <https://trac.ffmpeg.org/ticket/4696#comment:6>
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