enum BethsoftVidBlockType
{
PALETTE_BLOCK = 0x02,
FIRST_AUDIO_BLOCK = 0x7c,
AUDIO_BLOCK = 0x7d,
VIDEO_I_FRAME = 0x03,
VIDEO_P_FRAME = 0x01,
VIDEO_YOFF_P_FRAME = 0x04,
EOF_BLOCK = 0x14,
};