Add ProRes codec and allow demuxing & muxing

test/node/prores.test.ts

@@ -0,0 +1,101 @@
+import { expect, test } from 'vitest';
+import { Input } from '../../src/input.js';
+import { BufferSource, UrlSource } from '../../src/source.js';
+import { ALL_FORMATS } from '../../src/input-format.js';
+import { Output } from '../../src/output.js';
+import { MkvOutputFormat, MovOutputFormat } from '../../src/output-format.js';
+import { BufferTarget } from '../../src/target.js';
+import { Conversion } from '../../src/conversion.js';
+
+test.concurrent('ProRes MOV file reading', async () => {
+	using input = new Input({
+		source: new UrlSource('https://pub-cf9fcfcb5c0a44e9b1bb5ff890e041ae.r2.dev/IMG_0158-prores-raw.MOV'),
+		formats: ALL_FORMATS,
+	});
+
+	const videoTrack = (await input.getPrimaryVideoTrack())!;
+	expect(videoTrack.codec).toBe('prores');
+	expect(videoTrack.codedWidth).toBe(1920);
+	expect(videoTrack.codedHeight).toBe(1080);
+
+	const decoderConfig = (await videoTrack.getDecoderConfig())!;
+	expect(decoderConfig.codec).toBe('apr1.apch');
+	expect(decoderConfig.description).toBeUndefined();
+});
+
+test.concurrent('ProRes transcoding into MOV', { timeout: 60_000 }, async () => {
+	using input = new Input({
+		source: new UrlSource('https://pub-cf9fcfcb5c0a44e9b1bb5ff890e041ae.r2.dev/IMG_0158-prores-raw.MOV'),
+		formats: ALL_FORMATS,
+	});
+
+	const output = new Output({
+		format: new MovOutputFormat(),
+		target: new BufferTarget(),
+	});
+
+	const conversion = await Conversion.init({
+		input,
+		output,
+		audio: {
+			discard: true,
+		},
+		trim: {
+			end: 0.5,
+		},
+	});
+	await conversion.execute();
+
+	using newInput = new Input({
+		source: new BufferSource(output.target.buffer!),
+		formats: ALL_FORMATS,
+	});
+
+	const videoTrack = (await newInput.getPrimaryVideoTrack())!;
+	expect(videoTrack.codec).toBe('prores');
+	expect((await videoTrack.computePacketStats()).packetCount).toBe(15);
+
+	const decoderConfig = (await videoTrack.getDecoderConfig())!;
+	expect(decoderConfig.codec).toBe('apr1.apch');
+	expect(decoderConfig.description).toBeUndefined();
+});
+
+test.concurrent('ProRes transcoding into MKV', { timeout: 60_000 }, async () => {
+	using input = new Input({
+		source: new UrlSource('https://pub-cf9fcfcb5c0a44e9b1bb5ff890e041ae.r2.dev/IMG_0158-prores-raw.MOV'),
+		formats: ALL_FORMATS,
+	});
+
+	const output = new Output({
+		format: new MkvOutputFormat(),
+		target: new BufferTarget(),
+	});
+
+	const conversion = await Conversion.init({
+		input,
+		output,
+		video: {
+			rotate: 270, // To undo the source rotation metadata so the copy path is taken
+		},
+		audio: {
+			discard: true,
+		},
+		trim: {
+			end: 0.5,
+		},
+	});
+	await conversion.execute();
+
+	using newInput = new Input({
+		source: new BufferSource(output.target.buffer!),
+		formats: ALL_FORMATS,
+	});
+
+	const videoTrack = (await newInput.getPrimaryVideoTrack())!;
+	expect(videoTrack.codec).toBe('prores');
+	expect((await videoTrack.computePacketStats()).packetCount).toBe(15);
+
+	const decoderConfig = (await videoTrack.getDecoderConfig())!;
+	expect(decoderConfig.codec).toBe('apr1.apch');
+	expect(decoderConfig.description).toBeUndefined();
+});