[FFmpeg-trac] #2028(undetermined:new): No Audio in output file if -ss is specified after -i in newer builds
FFmpeg
trac at avcodec.org
Fri Dec 14 11:28:10 CET 2012
#2028: No Audio in output file if -ss is specified after -i in newer builds
-------------------------------------+-------------------------------------
Reporter: ramitbhalla | Owner:
Type: defect | Status: new
Priority: important | Component:
Version: unspecified | undetermined
Keywords: regression | Resolution:
Blocking: | Blocked By:
Analyzed by developer: 0 | Reproduced by developer: 0
-------------------------------------+-------------------------------------
Comment (by cehoyos):
I also tested "N-37915-g6cb2085" and it produces the same output as
current git head:
{{{
$ ffmpeg -i test.ts -vcodec copy -acodec copy -ss 30 -t 15 out2.ts
ffmpeg version N-37915-g6cb2085 Copyright (c) 2000-2012 the FFmpeg
developers
built on Dec 14 2012 11:23:53 with gcc 4.7.1 20120723 [gcc-4_7-branch
revision 189773]
configuration:
libavutil 51. 39.100 / 51. 39.100
libavcodec 54. 3.100 / 54. 3.100
libavformat 54. 1.100 / 54. 1.100
libavdevice 53. 4.100 / 53. 4.100
libavfilter 2. 62.100 / 2. 62.100
libswscale 2. 1.100 / 2. 1.100
libswresample 0. 6.100 / 0. 6.100
[mpegts @ 0x1ada3e0] max_analyze_duration 5000000 reached at 5016000
Input #0, mpegts, from 'test.ts':
Duration: 00:02:00.06, start: 1.400000, bitrate: 4219 kb/s
Program 1
Metadata:
service_name : CBBC Channel
service_provider: CBBC Channel
Stream #0:0[0x100]: Video: mpeg2video (Main) ([2][0][0][0] / 0x0002),
yuv420p, 720x576 [SAR 64:45 DAR 16:9], 15000 kb/s, 25 fps, 25 tbr, 90k
tbn, 50 tbc
Stream #0:1[0x101](eng): Audio: mp2 ([3][0][0][0] / 0x0003), 48000 Hz,
stereo, s16, 256 kb/s
[mpegts @ 0x1adce60] muxrate VBR, pcr every 2 pkts, sdt every 200, pat/pmt
every 40 pkts
Output #0, mpegts, to 'out2.ts':
Metadata:
encoder : Lavf54.1.100
Stream #0:0: Video: mpeg2video ([2][0][0][0] / 0x0002), yuv420p,
720x576 [SAR 64:45 DAR 16:9], q=2-31, 15000 kb/s, 25 fps, 90k tbn, 25 tbc
Stream #0:1(eng): Audio: mp2 ([3][0][0][0] / 0x0003), 48000 Hz,
stereo, 256 kb/s
Stream mapping:
Stream #0:0 -> #0:0 (copy)
Stream #0:1 -> #0:1 (copy)
Press [q] to stop, [?] for help
frame= 356 fps= 0 q=-1.0 Lsize= 7246kB time=00:00:15.00
bitrate=3957.0kbits/s
video:6214kB audio:469kB global headers:0kB muxing overhead 8.418032%
}}}
{{{
$ md5sum out2.ts
762cfa9d19ce82144417ee620d698966 out2.ts
}}}
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2028#comment:6>
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