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fix: clone buffer before addSoundBank, re-await isReady, force program 0

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- Clone ArrayBuffer before sendToWorklet (transfer neuters original)
- Re-await synthInstance.isReady after addSoundBank
- Force controllerChange(0,0,0) + programChange(0,0) after load
This commit is contained in:
3dtours
2026-07-26 18:44:43 +07:00
parent 5096c618b4
commit c884f3c533
1 changed files with 7 additions and 1 deletions
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app/static/js/services/soundfontPlayer.js
+7 -1
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@@ -103,7 +103,13 @@
}
}
try {
await _synthInstance.soundBankManager.addSoundBank(buffer, sfId);
// Clone buffer before sending to worklet (avoids transfer neutering)
const bufCopy = buffer.slice(0);
await _synthInstance.soundBankManager.addSoundBank(bufCopy, sfId);
await _synthInstance.isReady;
// Force program 0 on channel 0 to activate loaded bank
this.controllerChange(0, 0, 0);
this.programChange(0, 0);
_currentSfId = sfId;
console.log("[SonicSF] SoundFont loaded:", sfId);
} catch (e) {