Add @mediabunny/flac-encoder extension, clean up some other code, fix incorrect top-level tsconfig

packages/aac-encoder/src/encode.worker.ts

@@ -7,7 +7,7 @@
  */
 
 import createModule from '../build/aac';
-import type { WorkerCommand, WorkerResponse, WorkerResponseData } from './shared';
+import type { PacketInfo, WorkerCommand, WorkerResponse, WorkerResponseData } from './shared';
 
 type ExtendedEmscriptenModule = EmscriptenModule & {
 	cwrap: typeof cwrap;
@@ -28,8 +28,6 @@ let resetEncoderFn: (ctx: number) => void;
 let getEncodedData: (ctx: number) => number;
 let getEncodedPts: (ctx: number) => number;
 let getEncodedDuration: (ctx: number) => number;
-let closeEncoderFn: (ctx: number) => void;
-
 const ensureModule = async () => {
 	if (!module) {
 		if (modulePromise) {
@@ -52,7 +50,6 @@ const ensureModule = async () => {
 		getEncodedData = module.cwrap('get_encoded_data', 'number', ['number']);
 		getEncodedPts = module.cwrap('get_encoded_pts', 'number', ['number']);
 		getEncodedDuration = module.cwrap('get_encoded_duration', 'number', ['number']);
-		closeEncoderFn = module.cwrap('close_encoder', null, ['number']);
 	}
 };
 
@@ -77,8 +74,6 @@ const initEncoder = async (
 	return { ctx, frameSize, extradata };
 };
 
-type PacketInfo = { encodedData: ArrayBuffer; pts: number; duration: number };
-
 const drainPackets = (ctx: number) => {
 	const packets: PacketInfo[] = [];
 
@@ -151,11 +146,6 @@ const onMessage = (data: { id: number; command: WorkerCommand }) => {
 					resetEncoderFn(command.data.ctx);
 					result = { type: command.type, packets };
 				}; break;
-
-				case 'close': {
-					closeEncoderFn(command.data.ctx);
-					result = { type: command.type };
-				}; break;
 			}
 
 			const response: WorkerResponse = {

packages/aac-encoder/src/encoder.ts

@@ -19,7 +19,7 @@ import {
 	EncodedPacket,
 	registerEncoder,
 } from 'mediabunny';
-import type { WorkerCommand, WorkerResponse, WorkerResponseData } from './shared';
+import type { PacketInfo, WorkerCommand, WorkerResponse, WorkerResponseData } from './shared';
 // @ts-expect-error An esbuild plugin handles this, TypeScript doesn't need to understand
 import createWorker from './encode.worker';
 
@@ -184,7 +184,6 @@ class AacEncoder extends CustomAudioEncoder {
 	}
 
 	close() {
-		void this.sendCommand({ type: 'close', data: { ctx: this.ctx } });
 		this.worker?.terminate();
 	}
 
@@ -219,7 +218,7 @@ class AacEncoder extends CustomAudioEncoder {
 		this.emitPackets(result.packets);
 	}
 
-	private emitPackets(packets: Array<{ encodedData: ArrayBuffer; pts: number; duration: number }>) {
+	private emitPackets(packets: PacketInfo[]) {
 		assert(this.nextPacketTimestampInSamples !== null);
 
 		for (const p of packets) {

packages/aac-encoder/src/shared.ts

@@ -25,11 +25,12 @@ export type WorkerCommand = {
 	data: {
 		ctx: number;
 	};
-} | {
-	type: 'close';
-	data: {
-		ctx: number;
-	};
+};
+
+export type PacketInfo = {
+	encodedData: ArrayBuffer;
+	pts: number;
+	duration: number;
 };
 
 export type WorkerResponseData = {
@@ -39,20 +40,10 @@ export type WorkerResponseData = {
 	extradata: ArrayBuffer;
 } | {
 	type: 'encode';
-	packets: Array<{
-		encodedData: ArrayBuffer;
-		pts: number;
-		duration: number;
-	}>;
+	packets: PacketInfo[];
 } | {
 	type: 'flush';
-	packets: Array<{
-		encodedData: ArrayBuffer;
-		pts: number;
-		duration: number;
-	}>;
-} | {
-	type: 'close';
+	packets: PacketInfo[];
 };
 
 export type WorkerResponse = {