Audio/Video to Wav Converter is also a MPEG4 converter which can extract audio from MPEG4 (MPEG-4) files to Wav format.
MPEG4 Definition: MPEG-4 stands for the latest audio and video compression method developed by MPEG group, designed specially for low-bandwidth video/audio encoding purposes.
1. To convert mpeg4 to Wav: please install the mpeg4 decoder based on DirectShow like FFDshow on your Windows system.
2. Run Audio/Video to Wav Converter, click the Open Media File button, select an mpeg4 file for mpeg4 to Wav.
3. To convert the whole mpeg4 file to Wav, set the Output File name if necessary, then click the Convert button.
4. If you want to convert a part of the mpeg4 file, drag the slide bar directly, or click the Play button to preview the mpeg4 file, then set the Start Time and the End Time. Finally, click the Convert button to convert mpeg4 to Wav.
M4V is mpeg-4 video. mp4 video sometime use the file extention or *.mp4v. IPod or iTune uses this kind of format.
ASX is Advanced Stream Redirector. ASX is XML metafile designed to store a list of Windows Media files for streaming video. It supports RTSP, MMS, HTTP protocols.