eac3to is able to convert E-AC3 and TrueHD audio tracks to AC3 or FLAC.
Usage: eac3to src.eac3|evo|wav dst.ac3|flac|raw|wav [-options]
This tool can convert a 2.0 or 5.1 E-AC3 or a 5.1 TrueHD track to AC3/FLAC.
Features:
- can show information about audio, video and VOB/EVO/(M2)TS files
- can decode and encode various audio formats
- can remove dialog normalization from AC3, E-AC3, DTS and TrueHD tracks
- can extract AC3 stream from Blu-Ray TrueHD/AC3 tracks
- can extract TrueHD stream from Blu-Ray TrueHD/AC3 tracks
- can extract DTS core from DTS-HD tracks
- can remove DTS zero padding and repair outdated DTS-ES headers
- can apply positive or negative audio delays
- can reduce bitdepth of decoded audio data by using TPDF dithering
- can resample decoded audio data (using "r8brain")
- can apply/reverse PAL speedup on decoded audio data (using "r8brain")
- can demux all video and audio tracks of an EVO/VOB/(M2)TS source file
- can join/rebuild multiple EVO/VOB files
- can remux the video track of a EVO/VOB/(M2)TS source to Matroska
eac3to sourcefile[+sourcefile2] [trackno:] [destfile|stdout] [-options]
Examples:
- eac3to source.pcm destination.flac
- eac3to source.thd destination.flac destination.ac3
- eac3to source.evo 2: destination.eac3 3: destination.flac
- eac3to feature_1.evo+feature_2.evo movie.mkv
- eac3to 00001.m2ts movie.mkv
If you prefer a graphical user interface, heres a GUI made by The_Keymaker:
http://madshi.net/EAC3toGUI.zip
What's New in version 3.24:
- fixed: m2ts framerate detection for h264 tracks was half of what it should be
AoA Audio Extractor provides you a handy tool to extract audio/sound or background music from video files. With AoA Audio Extractor, you can easily extract audio tracks from AVI, MPEG, FLV (Flash Video), DAT, WMV, MOV, MP4, 3GP video files and save them as MP3, WAV and AC3 formats. It can also be used to save any portion of the audio of a vi...
4.00 M (file size)
Price: Free 
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