Those two libraries cannot access the title info in Sony PSP files because title info is stored in a propierary way in a custom uuid atom called USMT (User Media Tags).
+/********* + + PSP USMT->MTDT meta info block format (some guessing) + + - Note that clips play fine without this block. + + int32 : size of MTDT block + char : "MTDT" + int16 : Number of sub-data blocks (payloads) + 0x0001 EOT markers have 1 block + 0x0004 is the most I've seen in an information block (title, date, etc) + + Some number of data blocks, which take the form of: + + int16 : size of sub-data block + int32 : block type ID (possibly 2 int16s: unk & type ) + 0x01 = Title + 0x03 = Timestamp (date format = "+%Y-%m-%d %k:%M:%S") + 0x04 = Creator Name + 0x0A = End of Track Marker + 0x0B = UNKNOWN (appears in info MTDT blocks) + int16 : ?flags? - generally 0x55c4 or 0x15c7, seen 0x2a0e, possibly font or language?) + - Timestamp seems to always have 0x55c4 + int16 : type of payload that follows? (int, string, etc..?) + - Unicode strings have 0x0001 + - short data has 0x0000 + data : Payload (strings are UTF16-BE short with 0x0000 terminator) + + + BLOCK IDs + + 0x000A - Appear at end of tracks + + - flags always = 0x55c4 + - Payload looks like: 0x0000 0x0100 0x0000 0x0000 + + 0x000B - Appears in meta data + - Payload looks like: 0x0000 0x????? + - (0x???? probably flags- seen 0x1c02, 0x5cfe. Maybe something with aspect ratio or frame rate?) + +********/
Currently neither mp4info nor MP4::Info are capable of decoding this USMT→MTDT block. I’m looking into MP4::Info in order to add support for it. I will post something here if I got it working.UPDATE: I got it working read post