1 2#------------------------------------------------------------------------------ 3# $File: playdate,v 1.1 2022/11/04 13:34:48 christos Exp $ 4# 5# Various native file formats for the Playdate portable video game console. 6# 7# These are unofficially documented at 8# https://github.com/jaames/playdate-reverse-engineering 9# 10# The SDK is a source for many test files, and can be used to 11# create others. https://play.date/dev/ 12 13 14# pdi: static image 150 string Playdate\ IMG Playdate image data 16>12 belong&0x80 0x80 (compressed) 17>>20 lelong x %d x 18>>24 lelong x %d 19>12 belong&0x80 0x00 (uncompressed) 20>>16 leshort x %d x 21>>18 leshort x %d 22 23# pdt: multiple static images 240 string Playdate\ IMT Playdate image data set 25>12 belong&0x80 0x80 (compressed) 26>>20 lelong x %d x 27>>24 lelong x %d, 28>>28 lelong x %d cells 29>12 belong&0x80 0x00 (uncompressed) 30>>20 lelong x tile grid %d x 31>>24 lelong x %d 32 33# pds: string tables 340 string Playdate\ STR Playdate localization strings 35>12 belong&0x80 0x80 (compressed) 36>12 belong&0x80 0x00 (uncompressed) 37 38# pda: audio 390 string Playdate\ AUD Playdate audio file 40>12 lelong&0xffffff x %d Hz, 41>15 byte 0 unsigned, 8-bit PCM, 1 channel 42>15 byte 1 unsigned, 8-bit PCM, 2 channel 43>15 byte 2 signed, 16-bit little-endian PCM, 1 channel 44>15 byte 3 signed, 16-bit little-endian PCM, 1 channel 45>15 byte 4 4-bit ADPCM, 1 channel 46>15 byte 5 4-bit ADPCM, 2 channel 47 48# pda: video 490 string Playdate\ VID Playdate video file 50>24 leshort x %d x 51>26 leshort x %d, 52>16 leshort x %d frames, 53>20 lefloat x %.2f FPS 54 55# pdz: executable package 56# Not a lot we can do, as it's a stream of entries with no summary information. 570 string Playdate\ PDZ Playdate executable package 58