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ffmpeg
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> ffmpeg -i test.mp3 -acodec libmp3lame -vcodec copy -f mp3 pipe:1 | ffprobe -show_format pipe:0 | |
ffmpeg version N-55127-g11ace70 Copyright (c) 2000-2013 the FFmpeg developers | |
built on Aug 6 2013 17:19:55 with gcc 4.6 (Ubuntu/Linaro 4.6.3-1ubuntu5) | |
configuration: --enable-libmp3lame | |
libavutil 52. 40.100 / 52. 40.100 | |
libavcodec 55. 19.100 / 55. 19.100 | |
libavformat 55. 12.102 / 55. 12.102 | |
libavdevice 55. 3.100 / 55. 3.100 | |
libavfilter 3. 82.100 / 3. 82.100 | |
libswscale 2. 4.100 / 2. 4.100 | |
libswresample 0. 17.103 / 0. 17.103 | |
ffprobe version N-55127-g11ace70 Copyright (c) 2007-2013 the FFmpeg developers | |
built on Aug 6 2013 17:19:55 with gcc 4.6 (Ubuntu/Linaro 4.6.3-1ubuntu5) | |
configuration: --enable-libmp3lame | |
libavutil 52. 40.100 / 52. 40.100 | |
libavcodec 55. 19.100 / 55. 19.100 | |
libavformat 55. 12.102 / 55. 12.102 | |
libavdevice 55. 3.100 / 55. 3.100 | |
libavfilter 3. 82.100 / 3. 82.100 | |
libswscale 2. 4.100 / 2. 4.100 | |
libswresample 0. 17.103 / 0. 17.103 | |
Input #0, mp3, from 'test.mp3': | |
Metadata: | |
artist : Nine Inch Nails | |
album : The Slip | |
encoded_by : LAME | |
title : 999,999 | |
composer : Trent Reznor | |
track : 1/10 | |
disc : 1/1 | |
date : 2008 | |
Duration: 00:01:25.13, start: 0.000000, bitrate: 294 kb/s | |
Stream #0:0: Audio: mp3, 44100 Hz, stereo, s16p, 216 kb/s | |
Stream #0:1: Video: mjpeg, yuvj444p, 1200x1200 [SAR 300:300 DAR 1:1], 90k tbr, 90k tbn, 90k tbc | |
Metadata: | |
title : | |
comment : Other | |
Stream #0:2: Video: mjpeg, yuvj444p, 1200x1200 [SAR 300:300 DAR 1:1], 90k tbr, 90k tbn, 90k tbc | |
Metadata: | |
title : | |
comment : Other | |
Output #0, mp3, to 'pipe:1': | |
Metadata: | |
TPE1 : Nine Inch Nails | |
TALB : The Slip | |
TENC : LAME | |
TIT2 : 999,999 | |
TCOM : Trent Reznor | |
TRCK : 1/10 | |
TPOS : 1/1 | |
TDRL : 2008 | |
TSSE : Lavf55.12.102 | |
Stream #0:0: Video: mjpeg, yuvj444p, 1200x1200 [SAR 300:300 DAR 1:1], q=2-31, 90k tbn, 90k tbc | |
Metadata: | |
title : | |
comment : Other | |
Stream #0:1: Audio: mp3 (libmp3lame), 44100 Hz, stereo, s16p | |
Stream mapping: | |
Stream #0:1 -> #0:0 (copy) | |
Stream #0:0 -> #0:1 (mp3 -> libmp3lame) | |
Press [q] to stop, [?] for help | |
[libmp3lame @ 0x945fa20] Trying to remove 1152 samples, but the queue is emptys/s | |
[mp3 @ 0xa025100] Header missing | |
Last message repeated 1 times | |
Input #0, mp3, from 'pipe:0': | |
Duration: N/A, start: 0.000000, bitrate: 128 kb/s | |
Stream #0:0: Audio: mp3, 44100 Hz, stereo, s16p, 128 kb/s | |
[FORMAT] | |
filename=pipe:0 | |
nb_streams=1 | |
nb_programs=0 | |
format_name=mp3 | |
format_long_name=MP2/3 (MPEG audio layer 2/3) | |
start_time=0.000000 | |
duration=N/A | |
size=N/A | |
bit_rate=128000 | |
[/FORMAT] |
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