Panasonic SD Voice

• Extensions: vm1, pvc
• Company: Panasonic
• Samples: ftp://ffmpeg.org/MPlayer/samples/A-codecs/pvc/

A PVC file is just a PKZIP file containing a VM1 file and a few others (metadata?). Panasonic SD Voice is the voice format for IC recorder developed by Panasonic. It may be extension of SD Voice. It can contain some codecs:

• adpcm2 (RR-XR320/330, RR-US007/009/520/620)
• monaural TRC (RR-US530/630)
• stereo/monaural TRC (RR-US900/500/090/070/050)
• G.726 (Mobile phone and Video camera)