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перекодировка_звука [2010/12/17 16:13] val created |
перекодировка_звука [2020/05/24 18:09] val |
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====== Перекодировка звука ====== | ====== Перекодировка звука ====== | ||
+ | ==== Debian/Ubuntu ==== | ||
+ | <code> | ||
+ | # apt install lame | ||
+ | |||
+ | # wget http://val.bmstu.ru/unix/Media/Knockin_on_Heavens_Door.mp3 | ||
+ | </code> | ||
===== Перекодировка mp3 в raw формат для asterisk ===== | ===== Перекодировка mp3 в raw формат для asterisk ===== | ||
- | ==== FreeBSD ==== | ||
<code> | <code> | ||
- | [server:~] # cd /usr/ports/audio/lame/ | + | # lame --decode Knockin_on_Heavens_Door.mp3 |
- | [server:ports/audio/lame] # make install clean | + | # sox -V Knockin_on_Heavens_Door.wav -r 8000 -c 1 Knockin_on_Heavens_Door.raw |
- | ... | + | </code> |
- | [server:ports/audio/lame] # cd | + | |
- | [server:~] # pkg_add -r sox | + | ===== Перекодировка alaw в ogg формат ===== |
- | [server:~] # rehash | + | * [[http://val.bmstu.ru/unix/Media/speech.alaw]] |
- | [server:~] # fetch http://val.bmstu.ru/unix/Knockin_on_Heavens_Door.mp3 | ||
- | </code> | ||
- | |||
- | ==== Ubuntu ==== | ||
<code> | <code> | ||
- | root@server:~# apt-get install lame | + | # sox -t al -r 8000 -c 1 /usr/share/asterisk/sounds/recordings/speech.alaw speech.wav |
- | root@server:~# wget http://val.bmstu.ru/unix/Knockin_on_Heavens_Door.mp3 | + | # ffmpeg -nostats -loglevel 0 -i speech.wav -acodec libvorbis speech.ogg |
</code> | </code> | ||
- | ==== FreeBSD/Ubuntu ==== | + | ===== Перекодировка avi в mp3 формат ===== |
<code> | <code> | ||
- | server# lame --decode Knockin_on_Heavens_Door.mp3 | + | # lame --preset voice -v -B 64 -a XYZ.wav XYZ.mp3 |
- | + | ||
- | server# sox -V Knockin_on_Heavens_Door.mp3.wav -r 8000 -c 1 Knockin_on_Heavens_Door.mp3.raw | + | |
</code> | </code> | ||
- |