[FFmpeg-trac] #3969(undetermined:new): Incorect mapping of tags during m4a -> mp3 transcoding
FFmpeg
trac at avcodec.org
Mon Sep 22 22:04:59 CEST 2014
#3969: Incorect mapping of tags during m4a -> mp3 transcoding
-------------------------------------+-------------------------------------
Reporter: ra666ack | Owner:
Type: defect | Status: new
Priority: normal | Component:
Version: unspecified | undetermined
Keywords: | Resolution:
Blocking: | Blocked By:
Analyzed by developer: 0 | Reproduced by developer: 0
-------------------------------------+-------------------------------------
Comment (by ra666ack):
ffmpeg -i 03\ Into\ the\ Black\ Light.m4a -codec:v copy -codec:a
libmp3lame -q:a 2 03\ Into\ the\ Black\ Light.mp3
ffmpeg version 2.3.git Copyright (c) 2000-2014 the FFmpeg developers
built on Sep 9 2014 21:20:40 with gcc 4.8 (Ubuntu 4.8.2-19ubuntu1)
configuration: --prefix=/home/dontcare/ffmpeg_build --extra-
cflags=-I/home/dontcare/ffmpeg_build/include --extra-
ldflags=-L/home/dontcare/ffmpeg_build/lib --bindir=/home/dontcare/bin
--enable-gpl --enable-libass --enable-libfdk-aac --enable-libfreetype
--enable-libmp3lame --enable-libopus --enable-libtheora --enable-libvorbis
--enable-libvpx --enable-libx264 --enable-nonfree --enable-x11grab
libavutil 54. 7.100 / 54. 7.100
libavcodec 56. 1.100 / 56. 1.100
libavformat 56. 4.101 / 56. 4.101
libavdevice 56. 0.100 / 56. 0.100
libavfilter 5. 1.100 / 5. 1.100
libswscale 3. 0.100 / 3. 0.100
libswresample 1. 1.100 / 1. 1.100
libpostproc 53. 0.100 / 53. 0.100
[mov,mp4,m4a,3gp,3g2,mj2 @ 0x3761c20] stream 0, timescale not set
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '03 Into the Black Light.m4a':
Metadata:
major_brand : M4A
minor_version : 512
compatible_brands: isomiso2
title : Into the Black Light
artist : Ghost Brigade
album : Isolation Songs
genre : Melodic Death Metal
track : 3/11
date : 2009
encoder : FDK AAC encoder
album_artist : Ghost Brigade
Duration: 00:05:27.98, start: 0.046444, bitrate: 207 kb/s
Stream #0:0(und): Audio: aac (mp4a / 0x6134706D), 44100 Hz, stereo,
fltp, 204 kb/s (default)
Metadata:
handler_name : SoundHandler
Stream #0:1: Video: mjpeg, yuvj420p(pc, bt470bg), 600x597 [SAR 1:1 DAR
200:199], 90k tbr, 90k tbn, 90k tbc
Output #0, mp3, to '03 Into the Black Light.mp3':
Metadata:
major_brand : M4A
minor_version : 512
compatible_brands: isomiso2
TIT2 : Into the Black Light
TPE1 : Ghost Brigade
TALB : Isolation Songs
TCON : Melodic Death Metal
TRCK : 3/11
TDRL : 2009
TPE2 : Ghost Brigade
TSSE : Lavf56.4.101
Stream #0:0: Video: mjpeg, yuvj420p, 600x597 [SAR 1:1 DAR 200:199],
q=2-31, 90k tbn, 90k tbc
Stream #0:1(und): Audio: mp3 (libmp3lame), 44100 Hz, stereo, fltp
(default)
Metadata:
handler_name : SoundHandler
encoder : Lavc56.1.100 libmp3lame
Stream mapping:
Stream #0:1 -> #0:0 (copy)
Stream #0:0 -> #0:1 (aac (native) -> mp3 (libmp3lame))
Press [q] to stop, [?] for help
frame= 1 fps=0.1 q=-1.0 Lsize= 8012kB time=00:05:28.02 bitrate=
200.1kbits/s
video:69kB audio:7942kB subtitle:0kB other streams:0kB global headers:0kB
muxing overhead: 0.006302%
--
Ticket URL: <https://trac.ffmpeg.org/ticket/3969#comment:4>
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