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more wavelets for experimentation

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This commit is contained in:
minjaesong
2025-09-28 08:55:15 +09:00
parent d85f8002cc
commit 6ff634cc12
4 changed files with 396 additions and 67 deletions
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7
assets/disk0/tvdos/bin/playtav.js
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@@ -31,6 +31,9 @@ const TAV_FILE_HEADER_FIRST = 0x1F
// Wavelet filter types
const WAVELET_5_3_REVERSIBLE = 0
const WAVELET_9_7_IRREVERSIBLE = 1
const WAVELET_BIORTHOGONAL_13_7 = 2
const WAVELET_DD4 = 16
const WAVELET_HAAR = 255
// Subtitle opcodes (SSF format - same as TEV)
const SSF_OP_NOP = 0x00
@@ -441,7 +444,7 @@ console.log(`TAV Decoder`)
console.log(`Resolution: ${header.width}x${header.height}`)
console.log(`FPS: ${header.fps}`)
console.log(`Total frames: ${header.totalFrames}`)
console.log(`Wavelet filter: ${header.waveletFilter === WAVELET_5_3_REVERSIBLE ? "5/3 reversible" : "9/7 irreversible"}`)
console.log(`Wavelet filter: ${header.waveletFilter === WAVELET_5_3_REVERSIBLE ? "5/3 reversible" : header.waveletFilter === WAVELET_9_7_IRREVERSIBLE ? "9/7 irreversible" : header.waveletFilter === WAVELET_BIORTHOGONAL_13_7 ? "Biorthogonal 13/7" : header.waveletFilter === WAVELET_DD4 ? "DD-4" : header.waveletFilter === WAVELET_HAAR ? "Haar" : "unknown"}`)
console.log(`Decomposition levels: ${header.decompLevels}`)
console.log(`Quality: Y=${header.qualityY}, Co=${header.qualityCo}, Cg=${header.qualityCg}`)
console.log(`Tiles: ${tilesX}x${tilesY} (${numTiles} total)`)
@@ -658,7 +661,7 @@ try {
console.log(`Resolution: ${header.width}x${header.height}`)
console.log(`FPS: ${header.fps}`)
console.log(`Total frames: ${header.totalFrames}`)
console.log(`Wavelet filter: ${header.waveletFilter === WAVELET_5_3_REVERSIBLE ? "5/3 reversible" : "9/7 irreversible"}`)
console.log(`Wavelet filter: ${header.waveletFilter === WAVELET_5_3_REVERSIBLE ? "5/3 reversible" : header.waveletFilter === WAVELET_9_7_IRREVERSIBLE ? "9/7 irreversible" : header.waveletFilter === WAVELET_BIORTHOGONAL_13_7 ? "Biorthogonal 13/7" : header.waveletFilter === WAVELET_DD4 ? "DD-4" : header.waveletFilter === WAVELET_HAAR ? "Haar" : "unknown"}`)
console.log(`Quality: Y=${header.qualityY}, Co=${header.qualityCo}, Cg=${header.qualityCg}`)
// Continue with new file