[FFmpeg-trac] #2597(avformat:new): Support additional audio rates in DV muxer
FFmpeg
trac at avcodec.org
Wed May 22 02:46:29 CEST 2013
#2597: Support additional audio rates in DV muxer
---------------------------------------+----------------------------------
Reporter: llogan | Owner:
Type: enhancement | Status: new
Priority: wish | Component: avformat
Version: git-master | Keywords: dvvideo
Blocked By: | Blocking:
Reproduced by developer: 0 | Analyzed by developer: 0
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Particularly 32kHz:
{{{
$ ffmpeg -i small_test2.dv -c copy -map 0 output.dv
ffmpeg version N-53335-gc649ecb Copyright (c) 2000-2013 the FFmpeg
developers
built on May 21 2013 14:46:30 with gcc 4.8.0 (GCC) 20130502 (prerelease)
configuration: --prefix=/usr --enable-gpl --enable-libass --enable-
libfdk-aac --enable-libmp3lame --enable-libopus --enable-libtheora
--enable-libvorbis --enable-libvpx --enable-libx264 --enable-nonfree
--enable-x11grab
libavutil 52. 33.100 / 52. 33.100
libavcodec 55. 10.101 / 55. 10.101
libavformat 55. 7.100 / 55. 7.100
libavdevice 55. 1.100 / 55. 1.100
libavfilter 3. 68.103 / 3. 68.103
libswscale 2. 3.100 / 2. 3.100
libswresample 0. 17.102 / 0. 17.102
libpostproc 52. 3.100 / 52. 3.100
[dv @ 0x222a880] Estimating duration from bitrate, this may be inaccurate
Input #0, dv, from 'small_test2.dv':
Metadata:
timecode : 00:27:31:04
Duration: 00:00:02.84, start: 0.000000, bitrate: 28800 kb/s
Stream #0:0: Video: dvvideo, yuv420p, 720x576 [SAR 16:15 DAR 4:3],
28800 kb/s, 25 tbr, 25 tbn, 25 tbc
Stream #0:1: Audio: pcm_s16le, 32000 Hz, stereo, s16, 1024 kb/s
Stream #0:2: Audio: pcm_s16le, 32000 Hz, stereo, s16, 1024 kb/s
[dv @ 0x2250d60] Can't initialize DV format!
Make sure that you supply exactly two streams:
video: 25fps or 29.97fps, audio: 2ch/48kHz/PCM
(50Mbps allows an optional second audio stream)
Output #0, dv, to 'output.dv':
Metadata:
timecode : 00:27:31:04
encoder : Lavf55.7.100
Stream #0:0: Video: dvvideo, yuv420p, 720x576 [SAR 16:15 DAR 4:3],
q=2-31, 28800 kb/s, 90k tbn, 25 tbc
Stream #0:1: Audio: pcm_s16le, 32000 Hz, stereo, 1024 kb/s
Stream #0:2: Audio: pcm_s16le, 32000 Hz, stereo, 1024 kb/s
Stream mapping:
Stream #0:0 -> #0:0 (copy)
Stream #0:1 -> #0:1 (copy)
Stream #0:2 -> #0:2 (copy)
Could not write header for output file #0 (incorrect codec parameters ?):
Operation not permitted
}}}
I believe the sample conforms to IEC 61834, but I don't have the specs.
http://samples.mplayerhq.hu/DV-raw/small_test2.dv
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2597>
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