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TAV: still picture impl

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minjaesong
2025-12-23 04:00:53 +09:00
parent 5d5576c077
commit 3421d71012
5 changed files with 365 additions and 47 deletions
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5
assets/disk0/tvdos/bin/playtav.js
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@@ -9,6 +9,7 @@ const MAXMEM = sys.maxmem()
const WIDTH = 560
const HEIGHT = 448
const TAV_MAGIC = [0x1F, 0x54, 0x53, 0x56, 0x4D, 0x54, 0x41, 0x56] // "\x1FTSVM TAV"
const TAP_MAGIC = [0x1F, 0x54, 0x53, 0x56, 0x4D, 0x54, 0x41, 0x50] // "\x1FTSVM TAP"
const UCF_MAGIC = [0x1F, 0x54, 0x53, 0x56, 0x4D, 0x55, 0x43, 0x46] // "\x1FTSVM UCF"
const TAV_VERSION = 1 // Initial DWT version
const UCF_VERSION = 1
@@ -389,7 +390,7 @@ for (let i = 0; i < 8; i++) {
// Validate magic number
let magicValid = true
for (let i = 0; i < 8; i++) {
if (header.magic[i] !== TAV_MAGIC[i]) {
if (header.magic[i] !== TAV_MAGIC[i] &&header.magic[i] !== TAP_MAGIC[i] ) {
magicValid = false
break
}
@@ -840,7 +841,7 @@ function tryReadNextTAVHeader() {
let isValidTAV = true
let isValidUCF = true
for (let i = 0; i < newMagic.length; i++) {
if (newMagic[i] !== TAV_MAGIC[i+1]) {
if (newMagic[i] !== TAV_MAGIC[i+1] && newMagic[i] !== TAP_MAGIC[i+1]) {
isValidTAV = false
}
}