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tav: grain synthesis on the spec

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minjaesong
2025-10-08 23:47:54 +09:00
parent 17b5063ef0
commit 1a072f6a0c
4 changed files with 212 additions and 61 deletions
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6
assets/disk0/tvdos/bin/playtav.js
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@@ -898,7 +898,8 @@ try {
serial.println(` FIELD_SIZE: ${FIELD_SIZE}`)
}
let thisFrameNoiseLevel = (filmGrainLevel >= 0) ? filmGrainLevel : -(filmGrainLevel - (trueFrameCount % 2))
//let thisFrameNoiseLevel = (filmGrainLevel >= 0) ? filmGrainLevel : -(filmGrainLevel - (trueFrameCount % 2))
// grain synthesis is now part of the spec
// Call new TAV hardware decoder that handles Zstd decompression internally
// Note: No longer using JS gzip.decompFromTo - Kotlin handles Zstd natively
@@ -913,8 +914,7 @@ try {
header.waveletFilter, // TAV-specific parameter
header.decompLevels, // TAV-specific parameter
isLossless,
header.version, // TAV version for colour space detection
thisFrameNoiseLevel // Undocumented spooky noise filter
header.version // TAV version for colour space detection
)
decodeTime = (sys.nanoTime() - decodeStart) / 1000000.0