ffmpeg audio format conversions

How to Convert Audio format in linux..

 Audio

1.1. WAV - Waveform Audio File Format

1.1.1. wav to mp3

Convert wav to mp3 with ffmpeg:

ffmpeg -i audio.wav -acodec libmp3lame audio.mp3

1.1.2. wav to ogg

Convert wav to ogg with ffmpeg:

ffmpeg -i audio.wav  -acodec libvorbis audio.ogg

1.1.3. wav to aac

Convert wav to acc with ffmpeg:

ffmpeg -i audio.wav  -acodec libfaac audio.aac

1.1.4. wav to ac3

Convert wav to ac3 with ffmpeg:

ffmpeg -i audio.wav -acodec ac3 audio.mp3

1.2. OGG - Free, open standard container

1.2.1. ogg to mp3

Convert ogg to mp3 with ffmpeg:

ffmpeg -i audio.ogg -acodec libmp3lame audio.mp3

1.2.2. ogg to wav

Convert ogg to wav with ffmpeg:

ffmpeg -i audio.ogg audio.wav

1.2.3. ogg to aac

Convert ogg to aac with ffmpeg:

ffmpeg -i audio.ogg  -acodec libfaac audio.aac

1.2.4. ogg to ac3

Convert ogg to ac3 with ffmpeg:

ffmpeg -i audio.ogg -acodec ac3 audio.ac3

1.3. AC3 - Acoustic Coder 3

1.3.1. ac3 to mp3

Convert ac3 to mp3 with ffmpeg:

ffmpeg -i audio.ac3 -acodec libmp3lame audio.mp3

1.3.2. ac3 to wav

Convert ac3 to wav with ffmpeg:

ffmpeg -i audio.ac3 audio.wav

1.3.3. ac3 to aac

Convert ac3 to aac with ffmpeg:

ffmpeg -i audio.ac3  -acodec libfaac audio.aac

1.3.4. ac3 to ogg

Convert ac3 to ogg with ffmpeg:

ffmpeg -i audio.ac3 -acodec libvorbis audio.ogg

1.4. AAC - Advanced Audio Coding

1.4.1. aac to mp3

Convert aac to mp3 with ffmpeg:

ffmpeg -i audio.aac -acodec libmp3lame audio.mp3

1.4.2. aac to wav

Convert aac to wav with ffmpeg:

ffmpeg -i audio.aac audio.wav

1.4.3. aac to ac3

Convert aac to ac3 with ffmpeg:

ffmpeg -i audio.aac  -acodec ac3 audio.ac3

1.4.4. aac to ogg

Convert aac to ogg with ffmpeg:

ffmpeg -i audio.aac -libvorbis audio.ogg

how to convert mp4 to mp3 on ubuntu...

If you wanna export the audio from the .MP4 video file then use ffmpeg,
you can do this all the time from FLV files. Firstly install ffmpeg,
with command bellow:

sudo apt-get install ffmpeg libavcodec-unstripped-*

and then use this command here:
ffmpeg -i video.mp4 -f mp3 -ab 192000 -vn music.mp3

It might say that your missing some codecs for MP4, in that case just run below,
find it and install.

aptitude search codecname

PS3 Media Server for Ubuntu

PS3 media server

Java Upnp Media Server, dedicated to PS3

PS3 Media Server is a DLNA compliant Upnp Media Server for the PS3,
written in Java, with the purpose of streaming or transcoding any kind of media files, with minimum configuration. It's backed up with the powerful Mplayer/FFmpeg packages.

Current features

• Ready to launch and play. No codec packs to install. No folder configuration and pre-parsing or this kind of annoying thing. All your folders are directly browsed by the PS3, there's an automatic refresh also.
• Real-time video transcoding of MKV/FLV/OGM/AVI, etc.
• Direct streaming of DTS / DTS-HD core to the receiver
• Remux H264/MPEG2 video and all audio tracks to AC3/DTS/LPCM in real time with tsMuxer when H264 is PS3/Level4.1 compliant
• Full seeking support when transcoding
• DVD ISOs images / VIDEO_TS Folder transcoder
• OGG/FLAC/MPC/APE audio transcoding
• Thumbnail generation for Videos
• You can choose with a virtual folder system your audio/subtitle language on the PS3!
• Simple streaming of formats PS3 natively supports: MP3/JPG/PNG/GIF/TIFF, all kind of videos (AVI, MP4, TS, M2TS, MPEG)
• Display camera RAWs thumbnails (Canon / Nikon, etc.)
• ZIP/RAR files as browsable folders
• Support for pictures based feeds, such as Flickr and Picasaweb
• Internet TV / Web Radio support with VLC, MEncoder or MPlayer
• Podcasts audio/ Video feeds support
• Basic Xbox360 support
• FLAC 96kHz/24bits/5.1 support
• Windows Only: DVR-MS remuxer and AviSynth alternative transcoder support

PS3 media center could be installed on Linux, MAC, or Windows.
Download here

     Download for Linux