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fix(VoiceReceiver): parsePacket correctly (#8277)

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This commit is contained in:
CallMe AsYouFeel
2022-07-18 01:52:35 +09:00
committed by GitHub
parent 32f9056b15
commit 1a6ddbbe7b
1 changed files with 2 additions and 13 deletions
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15
packages/voice/src/receive/VoiceReceiver.ts
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@@ -130,20 +130,9 @@ export class VoiceReceiver {
if (!packet) return;
// Strip RTP Header Extensions (one-byte only)
if (packet[0] === 0xbe && packet[1] === 0xde && packet.length > 4) {
if (packet[0] === 0xbe && packet[1] === 0xde) {
const headerExtensionLength = packet.readUInt16BE(2);
let offset = 4;
for (let i = 0; i < headerExtensionLength; i++) {
const byte = packet[offset]!;
offset++;
if (byte === 0) continue;
offset += 1 + (byte >> 4);
}
// Skip over undocumented Discord byte (if present)
const byte = packet.readUInt8(offset);
if (byte === 0x00 || byte === 0x02) offset++;
packet = packet.slice(offset);
packet = packet.subarray(4 + 4 * headerExtensionLength);
}
return packet;