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fix(decoder): fix TypeError when converting timestamp (#789)

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Simon Chan 2025-08-26 12:43:49 +08:00 • committed by GitHub
parent 20e60efd3e
commit bfc197642a
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1 changed files with 8 additions and 3 deletions
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11
libraries/scrcpy-decoder-webcodecs/src/video/decoder.ts
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@ -165,12 +165,17 @@ export class WebCodecsVideoDecoder implements ScrcpyVideoDecoder {
packet.pts = 0n;
} else {
// Set `pts` to current time to track decoding time
// Technically `performance.now()` can return 0 (when document starts loading),
// but in practice it's impossible to call it at that time.
const [ms, us] = performance.now().toString().split(".");
const now = performance.now();
// `now` can be an integer, so `us` needs a default value
const [ms, us = ""] = now.toString().split(".");
// Multiply `performance.now()` by 1000 to get microseconds.
// String manipulation is used to keep precision.
packet.pts = BigInt(ms + us!.slice(0, 3).padEnd(3, "0"));
// Use string concatenation to prevent precision loss.
packet.pts = BigInt(ms + (us + "000").slice(0, 3));
}
return this.#decoder.decode(packet);
},