On 2019-12-30 18:45, Ed Greshko wrote:
MP4 is a video format. Are you saying you'd like to extract the audio from an MP4?
In any event, ffmpeg is what I rely upon from the rpmfusion repos.
Something like....
ffmpeg -i yourfile.mp4 -vn -acodec libvorbis -y yourchoice.ogg
.
Yes '14 10,000 Miles.m4p' is a video from which she wants to extract the
audio part. M4p is a protected format that Apple has changed to from
whatever they had, 3gp, mov or mp4, which worked in Fedora, m4p does not
we have found ...
i can change it to.ogg or .wav, others no doubt, but they remain
protected and will not play'
Also Sam asked for some results, changing the name does not help, it
remains protecter and will not play in linux
# file '14 10,000 Miles.m4p'
14 10,000 Miles.m4p: ISO Media, Apple iTunes ALAC/AAC-LC (.M4A) Audio
$ ffprobe /media/nfs/MISC/'14 10,000 Miles.m4p'
ffprobe version 4.2.1 Copyright (c) 2007-2019 the FFmpeg developers
built with gcc 9 (GCC)
configuration: --prefix=/usr --bindir=/usr/bin
--datadir=/usr/share/ffmpeg --docdir=/usr/share/doc/ffmpeg
--incdir=/usr/include/ffmpeg --libdir=/usr/lib64 --mandir=/usr/share/man
--arch=x86_64 --optflags='-O2 -g -pipe -Wall -Werror=format-security
-Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions
-fstack-protector-strong -grecord-gcc-switches
-specs=/usr/lib/rpm/redhat/redhat-hardened-cc1
-specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -m64 -mtune=generic
-fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection'
--extra-ldflags='-Wl,-z,relro -Wl,--as-needed -Wl,-z,now
-specs=/usr/lib/rpm/redhat/redhat-hardened-ld ' --extra-cflags=' '
--enable-libopencore-amrnb --enable-libopencore-amrwb
--enable-libvo-amrwbenc --enable-version3 --enable-bzlib
--disable-crystalhd --enable-fontconfig --enable-frei0r --enable-gcrypt
--enable-gnutls --enable-ladspa --enable-libaom --enable-libdav1d
--enable-libass --enable-libbluray --enable-libcdio --enable-libdrm
--enable-libjack --enable-libfreetype --enable-libfribidi
--enable-libgsm --enable-libmp3lame --enable-nvenc --enable-openal
--enable-opencl --enable-opengl --enable-libopenjpeg --enable-libopus
--enable-libpulse --enable-librsvg --enable-libsoxr --enable-libspeex
--enable-libssh --enable-libtheora --enable-libvorbis --enable-libv4l2
--enable-libvidstab --enable-libvmaf --enable-libvpx --enable-libx264
--enable-libx265 --enable-libxvid --enable-libzvbi --enable-avfilter
--enable-avresample --enable-postproc --enable-pthreads --disable-static
--enable-shared --enable-gpl --disable-debug --disable-stripping
--shlibdir=/usr/lib64 --enable-libmfx --enable-runtime-cpudetect
libavutil 56. 31.100 / 56. 31.100
libavcodec 58. 54.100 / 58. 54.100
libavformat 58. 29.100 / 58. 29.100
libavdevice 58. 8.100 / 58. 8.100
libavfilter 7. 57.100 / 7. 57.100
libavresample 4. 0. 0 / 4. 0. 0
libswscale 5. 5.100 / 5. 5.100
libswresample 3. 5.100 / 3. 5.100
libpostproc 55. 5.100 / 55. 5.100
[mov,mp4,m4a,3gp,3g2,mj2 @ 0x55fbc9df43c0] ignoring 'frma' atom of
'mp4a', stream format is 'drms'
[mov,mp4,m4a,3gp,3g2,mj2 @ 0x55fbc9df43c0] stream 0, timescale not set
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '/media/nfs/MISC/14 10,000
Miles.m4p':
Metadata:
major_brand : M4A
minor_version : 0
compatible_brands: M4A mp42isom
creation_time : 2015-07-22T06:46:35.000000Z
iTunSMPB : 00000000 00000840 0000021C 0000000000F961A4
00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
iTunNORM : 0000052A 00000466 00002766 0000215B 000349B9
000298AC 00007FEF 0000784C 000329CC 0002A161
account_id : tandg1974@xxxxxxxxx
copyright : ℗ 1989, 1992, 1994, 1996, 1999 SONY BMG MUSIC
ENTERTAINMENT/(P) 1995 Hollywood Records
rating : 0
media_type : 1
date : 1999-05-15T07:00:00Z
sort_name : 10,000 Miles
sort_album : Party Doll and Other Favorites
sort_artist : Mary Chapin Carpenter
purchase_date : 2019-12-30 18:40:51
Duration: 00:06:10.66, start: 0.047889, bitrate: 279 kb/s
Stream #0:0(eng): Audio: aac (LC) (drms / 0x736D7264), 44100 Hz,
stereo, fltp, 265 kb/s (default)
Metadata:
creation_time : 2015-07-22T06:46:35.000000Z
Stream #0:1: Video: mjpeg (Baseline), yuvj420p(pc,
bt470bg/unknown/unknown), 600x600 [SAR 72:72 DAR 1:1], 90k tbr, 90k tbn,
90k tbc (attached pic)
One thought that occurs to me is ( could play the original youtube video
and rout that into arecord or audacity if I could figure a way to do
that? That's a project for another day.
Bob
--
Bob Goodwin - Zuni, Virginia,
Fedora Linux-31 XFCE
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