Implement the bulk of the MPEG-TS demuxer, add a bunch of tests, and a few other things

test/browser/mpeg-ts-decoding.test.ts

@@ -0,0 +1,46 @@
+import { test } from 'vitest';
+import { Input } from '../../src/input.js';
+import { UrlSource } from '../../src/source.js';
+import { ALL_FORMATS } from '../../src/input-format.js';
+import { VideoSampleSink, AudioSampleSink } from '../../src/media-sink.js';
+import { assert } from '../../src/misc.js';
+
+test('MPEG-TS video samples are decodable', async () => {
+	using input = new Input({
+		source: new UrlSource('/0.ts'),
+		formats: ALL_FORMATS,
+	});
+
+	const videoTrack = await input.getPrimaryVideoTrack();
+	assert(videoTrack);
+
+	const sink = new VideoSampleSink(videoTrack);
+
+	let count = 0;
+	// eslint-disable-next-line @typescript-eslint/no-unused-vars
+	for await (using sample of sink.samples()) {
+		count++;
+	}
+
+	assert(count > 0);
+});
+
+test('MPEG-TS audio samples are decodable', async () => {
+	using input = new Input({
+		source: new UrlSource('/0.ts'),
+		formats: ALL_FORMATS,
+	});
+
+	const audioTrack = await input.getPrimaryAudioTrack();
+	assert(audioTrack);
+
+	const sink = new AudioSampleSink(audioTrack);
+
+	let count = 0;
+	// eslint-disable-next-line @typescript-eslint/no-unused-vars
+	for await (using sample of sink.samples()) {
+		count++;
+	}
+
+	assert(count > 0);
+});