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Implement ReadOrchestrator class, add highly optimized UrlSource

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This commit is contained in:
Vanilagy
2025-08-29 19:39:50 +02:00
parent 641cdd02e3
commit c93755def1
15 changed files with 704 additions and 824 deletions
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src/wave/wave-demuxer.ts
+2 -5
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@@ -47,9 +47,6 @@ export class WaveDemuxer extends Demuxer {
async readMetadata() {
return this.metadataPromise ??= (async () => {
let actualFileSize = this.reader.requestSize();
if (actualFileSize instanceof Promise) actualFileSize = await actualFileSize;
let slice = this.reader.requestSlice(0, 12);
if (slice instanceof Promise) slice = await slice;
assert(slice);
@@ -61,7 +58,7 @@ export class WaveDemuxer extends Demuxer {
const outerChunkSize = readU32(slice, littleEndian);
let totalFileSize = isRf64 ? actualFileSize : Math.min(outerChunkSize + 8, actualFileSize);
let totalFileSize = isRf64 ? this.reader.fileSize : Math.min(outerChunkSize + 8, this.reader.fileSize);
const format = readAscii(slice, 4);
if (format !== 'WAVE') {
@@ -98,7 +95,7 @@ export class WaveDemuxer extends Demuxer {
const riffChunkSize = readU64(slice, littleEndian);
dataChunkSize = readU64(slice, littleEndian);
totalFileSize = Math.min(riffChunkSize + 8, actualFileSize);
totalFileSize = Math.min(riffChunkSize + 8, this.reader.fileSize);
}
currentPos = startPos + chunkSize + (chunkSize & 1); // Handle padding