PMP

PMP format

All values are stored as little-endian

header:

0-3   "pmpm"
4-7   1 (version?)
8-b  video format (0 = MPEG-4 ASP, 1 = H.264)
d-f  number of packets (== number of frames?)

10-13 video width 14-17 video height 18-1b time base num 1c-1f time base den 20-23 audio format (0 = MP3, 1 = AAC) 24-27 number of audio streams (all the same format) 28-2b ?? 2c-2f ?? 30-33 sample rate 34-37 channels - 1? 38- list of packet sizes, 4 bytes each, lowest bit is keyframe flag following: data packets

data packet: 0 number of audio packets (per audio stream) 1-4 ? 5-8 ? 9-c length of video data audio packet sizes, 4 bytes each video data audio data, AAC packets lack 7 bytes of AAC header