arcodange/mediabunny
1
0
Fork 0
mirror of https://github.com/arcodange-org/mediabunny.git synced 2026-09-30 04:13:51 +02:00
Code Issues Packages Projects Releases Wiki Activity

Add more segmentation tests

Browse Source
This commit is contained in:
Vanilagy
2026-03-27 14:27:30 +01:00
parent 17fac170c1
commit b8044cfa07
2 changed files with 315 additions and 227 deletions
Download Patch File Download Diff File Expand all files Collapse all files
test/node/hls-output.test.ts
+309 -224
View File
@@ -6,7 +6,7 @@ import { EncodedAudioPacketSource, EncodedVideoPacketSource } from '../../src/me
import { HlsMuxer } from '../../src/hls/hls-muxer.js';
import { AudioCodec, VideoCodec } from '../../src/codec.js';
import { EncodedPacket, PacketType } from '../../src/packet.js';
import { promiseWithResolvers } from '../../src/misc.js';
import { assert, promiseWithResolvers } from '../../src/misc.js';
import { Input } from '../../src/input.js';
import { BufferSource } from '../../src/source.js';
import { ALL_FORMATS } from '../../src/input-format.js';
@@ -901,23 +901,23 @@ const setUpSegmentationEnvironment = async (options: {
await output.start();
const addVideoPacket = _videoSource
? (timestamp: number, type: PacketType, duration = 0) => {
return _videoSource.add(
new EncodedPacket(avcPacketData, type, timestamp, duration),
avcMetadata,
);
}
: null;
const addVideoPacket = (timestamp: number, type: PacketType, duration = 0) => {
assert(_videoSource);
const addAudioPacket = _audioSource
? (timestamp: number, duration = 0) => {
return _audioSource.add(
new EncodedPacket(aacPacketData, 'key', timestamp, duration),
aacMetadata,
);
}
: null;
return _videoSource.add(
new EncodedPacket(avcPacketData, type, timestamp, duration),
avcMetadata,
);
};
const addAudioPacket = (timestamp: number, duration = 0) => {
assert(_audioSource);
return _audioSource.add(
new EncodedPacket(aacPacketData, 'key', timestamp, duration),
aacMetadata,
);
};
return {
output,
@@ -932,20 +932,35 @@ const setUpSegmentationEnvironment = async (options: {
};
};
test('Segmentation, empty', async () => {
const env = await setUpSegmentationEnvironment({ video: true });
await env.output.finalize();
expect(env.result).toBe(`#EXTM3U
#EXT-X-VERSION:3
#EXT-X-PLAYLIST-TYPE:VOD
#EXT-X-TARGETDURATION:2
#EXT-X-ENDLIST
`,
);
});
test('Segmentation, simple', async () => {
const env = await setUpSegmentationEnvironment({ video: true });
await env.addVideoPacket!(0, 'key');
await env.addVideoPacket!(0.5, 'delta');
await env.addVideoPacket!(1, 'delta');
await env.addVideoPacket!(1.5, 'delta');
await env.addVideoPacket(0, 'key');
await env.addVideoPacket(0.5, 'delta');
await env.addVideoPacket(1, 'delta');
await env.addVideoPacket(1.5, 'delta');
expect(env.segmentCount).toBe(0);
await env.addVideoPacket!(2, 'key');
await env.addVideoPacket(2, 'key');
expect(env.segmentCount).toBe(1);
expect(await env.lastSegmentVideoTimestamps).toEqual([0, 0.5, 1, 1.5]);
await env.addVideoPacket!(2.5, 'delta');
await env.addVideoPacket!(3, 'delta');
await env.addVideoPacket!(3.5, 'delta');
await env.addVideoPacket(2.5, 'delta');
await env.addVideoPacket(3, 'delta');
await env.addVideoPacket(3.5, 'delta');
await env.output.finalize();
expect(env.segmentCount).toBe(2);
@@ -969,18 +984,18 @@ segment-1-2.ts
test('Segmentation, reaching until end of second segment', async () => {
const env = await setUpSegmentationEnvironment({ video: true });
await env.addVideoPacket!(0, 'key');
await env.addVideoPacket!(0.5, 'delta');
await env.addVideoPacket!(1, 'delta');
await env.addVideoPacket!(1.5, 'delta');
await env.addVideoPacket(0, 'key');
await env.addVideoPacket(0.5, 'delta');
await env.addVideoPacket(1, 'delta');
await env.addVideoPacket(1.5, 'delta');
expect(env.segmentCount).toBe(0);
await env.addVideoPacket!(2, 'key');
await env.addVideoPacket(2, 'key');
expect(env.segmentCount).toBe(1);
expect(await env.lastSegmentVideoTimestamps).toEqual([0, 0.5, 1, 1.5]);
await env.addVideoPacket!(2.5, 'delta');
await env.addVideoPacket!(3, 'delta');
await env.addVideoPacket!(3.5, 'delta');
await env.addVideoPacket!(4, 'delta');
await env.addVideoPacket(2.5, 'delta');
await env.addVideoPacket(3, 'delta');
await env.addVideoPacket(3.5, 'delta');
await env.addVideoPacket(4, 'delta');
expect(env.segmentCount).toBe(1);
await env.output.finalize();
@@ -1005,19 +1020,19 @@ segment-1-2.ts
test('Segmentation, reaching until end of second segment with a final key packet', async () => {
const env = await setUpSegmentationEnvironment({ video: true });
await env.addVideoPacket!(0, 'key');
await env.addVideoPacket!(0.5, 'delta');
await env.addVideoPacket!(1, 'delta');
await env.addVideoPacket!(1.5, 'delta');
await env.addVideoPacket(0, 'key');
await env.addVideoPacket(0.5, 'delta');
await env.addVideoPacket(1, 'delta');
await env.addVideoPacket(1.5, 'delta');
expect(env.segmentCount).toBe(0);
await env.addVideoPacket!(2, 'key');
await env.addVideoPacket(2, 'key');
expect(env.segmentCount).toBe(1);
expect(await env.lastSegmentVideoTimestamps).toEqual([0, 0.5, 1, 1.5]);
await env.addVideoPacket!(2.5, 'delta');
await env.addVideoPacket!(3, 'delta');
await env.addVideoPacket!(3.5, 'delta');
await env.addVideoPacket(2.5, 'delta');
await env.addVideoPacket(3, 'delta');
await env.addVideoPacket(3.5, 'delta');
expect(env.segmentCount).toBe(1);
await env.addVideoPacket!(4, 'key');
await env.addVideoPacket(4, 'key');
expect(env.segmentCount).toBe(2);
expect(await env.lastSegmentVideoTimestamps).toEqual([2, 2.5, 3, 3.5]);
@@ -1045,12 +1060,12 @@ segment-1-3.ts
test('Segmentation, reaching until end of second segment with a final key packet (audio)', async () => {
const env = await setUpSegmentationEnvironment({ audio: true });
await env.addAudioPacket!(0);
await env.addAudioPacket!(0.5);
await env.addAudioPacket!(1);
await env.addAudioPacket!(1.5);
await env.addAudioPacket(0);
await env.addAudioPacket(0.5);
await env.addAudioPacket(1);
await env.addAudioPacket(1.5);
expect(env.segmentCount).toBe(0);
await env.addAudioPacket!(2);
await env.addAudioPacket(2);
expect(env.segmentCount).toBe(1);
expect(await env.lastSegmentAudioTimestamps).toEqual([0, 0.5, 1, 1.5]);
@@ -1076,19 +1091,19 @@ segment-1-2.ts
test('Segmentation, reaching until end of second segment with packet durations', async () => {
const env = await setUpSegmentationEnvironment({ video: true });
await env.addVideoPacket!(0, 'key', 0.5);
await env.addVideoPacket!(0.5, 'delta', 0.5);
await env.addVideoPacket!(1, 'delta', 0.5);
await env.addVideoPacket!(1.5, 'delta', 0.5);
await env.addVideoPacket(0, 'key', 0.5);
await env.addVideoPacket(0.5, 'delta', 0.5);
await env.addVideoPacket(1, 'delta', 0.5);
await env.addVideoPacket(1.5, 'delta', 0.5);
expect(env.segmentCount).toBe(0);
await env.addVideoPacket!(2, 'key', 0.5);
await env.addVideoPacket(2, 'key', 0.5);
expect(env.segmentCount).toBe(1);
expect(await env.lastSegmentVideoTimestamps).toEqual([0, 0.5, 1, 1.5]);
await env.addVideoPacket!(2.5, 'delta', 0.5);
await env.addVideoPacket!(3, 'delta', 0.5);
await env.addVideoPacket!(3.5, 'delta', 0.5);
await env.addVideoPacket(2.5, 'delta', 0.5);
await env.addVideoPacket(3, 'delta', 0.5);
await env.addVideoPacket(3.5, 'delta', 0.5);
expect(env.segmentCount).toBe(1);
await env.addVideoPacket!(4, 'key', 0.5);
await env.addVideoPacket(4, 'key', 0.5);
expect(env.segmentCount).toBe(2);
expect(await env.lastSegmentVideoTimestamps).toEqual([2, 2.5, 3, 3.5]);
@@ -1116,19 +1131,19 @@ segment-1-3.ts
test('Segmentation, reaching until end of second segment with packet durations (audio)', async () => {
const env = await setUpSegmentationEnvironment({ audio: true });
await env.addAudioPacket!(0, 0.5);
await env.addAudioPacket!(0.5, 0.5);
await env.addAudioPacket!(1, 0.5);
await env.addAudioPacket!(1.5, 0.5);
await env.addAudioPacket(0, 0.5);
await env.addAudioPacket(0.5, 0.5);
await env.addAudioPacket(1, 0.5);
await env.addAudioPacket(1.5, 0.5);
expect(env.segmentCount).toBe(0);
await env.addAudioPacket!(2, 0.5);
await env.addAudioPacket(2, 0.5);
expect(env.segmentCount).toBe(1);
expect(await env.lastSegmentAudioTimestamps).toEqual([0, 0.5, 1, 1.5]);
await env.addAudioPacket!(2.5, 0.5);
await env.addAudioPacket!(3, 0.5);
await env.addAudioPacket!(3.5, 0.5);
await env.addAudioPacket(2.5, 0.5);
await env.addAudioPacket(3, 0.5);
await env.addAudioPacket(3.5, 0.5);
expect(env.segmentCount).toBe(1);
await env.addAudioPacket!(4, 0.5);
await env.addAudioPacket(4, 0.5);
expect(env.segmentCount).toBe(2);
expect(await env.lastSegmentAudioTimestamps).toEqual([2, 2.5, 3, 3.5]);
@@ -1156,13 +1171,13 @@ segment-1-3.ts
test('Segmentation, only one key packet', async () => {
const env = await setUpSegmentationEnvironment({ video: true });
await env.addVideoPacket!(0, 'key', 0.5);
await env.addVideoPacket!(0.5, 'delta', 0.5);
await env.addVideoPacket!(1, 'delta', 0.5);
await env.addVideoPacket!(1.5, 'delta', 0.5);
await env.addVideoPacket!(2, 'delta', 0.5);
await env.addVideoPacket!(2.5, 'delta', 0.5);
await env.addVideoPacket!(3, 'delta', 0.5);
await env.addVideoPacket(0, 'key', 0.5);
await env.addVideoPacket(0.5, 'delta', 0.5);
await env.addVideoPacket(1, 'delta', 0.5);
await env.addVideoPacket(1.5, 'delta', 0.5);
await env.addVideoPacket(2, 'delta', 0.5);
await env.addVideoPacket(2.5, 'delta', 0.5);
await env.addVideoPacket(3, 'delta', 0.5);
expect(env.segmentCount).toBe(0);
await env.output.finalize();
@@ -1185,24 +1200,24 @@ segment-1-1.ts
test('Segmentation, key packets before the end of a segment (maximized segment duration test)', async () => {
const env = await setUpSegmentationEnvironment({ video: true });
await env.addVideoPacket!(0, 'key', 0.5);
await env.addVideoPacket!(0.5, 'delta', 0.5);
await env.addVideoPacket!(1, 'delta', 0.5);
await env.addVideoPacket!(1.5, 'key', 0.5);
await env.addVideoPacket(0, 'key', 0.5);
await env.addVideoPacket(0.5, 'delta', 0.5);
await env.addVideoPacket(1, 'delta', 0.5);
await env.addVideoPacket(1.5, 'key', 0.5);
expect(env.segmentCount).toBe(0);
await env.addVideoPacket!(2, 'delta', 0.5);
await env.addVideoPacket(2, 'delta', 0.5);
expect(env.segmentCount).toBe(1);
expect(await env.lastSegmentVideoTimestamps).toEqual([0, 0.5, 1]);
await env.addVideoPacket!(2.5, 'delta', 0.5);
await env.addVideoPacket!(3, 'key', 0.5);
await env.addVideoPacket(2.5, 'delta', 0.5);
await env.addVideoPacket(3, 'key', 0.5);
expect(env.segmentCount).toBe(1);
await env.addVideoPacket!(3.5, 'delta', 0.5);
await env.addVideoPacket(3.5, 'delta', 0.5);
expect(env.segmentCount).toBe(2);
expect(await env.lastSegmentVideoTimestamps).toEqual([1.5, 2, 2.5]);
await env.addVideoPacket!(4, 'delta', 0.5);
await env.addVideoPacket!(4.5, 'key', 0.5);
await env.addVideoPacket(4, 'delta', 0.5);
await env.addVideoPacket(4.5, 'key', 0.5);
expect(env.segmentCount).toBe(2);
await env.addVideoPacket!(5, 'key', 0.5);
await env.addVideoPacket(5, 'key', 0.5);
expect(env.segmentCount).toBe(3);
expect(await env.lastSegmentVideoTimestamps).toEqual([3, 3.5, 4, 4.5]);
@@ -1232,21 +1247,21 @@ segment-1-4.ts
test('Segmentation, full segment duration recovery after shorter segment', async () => {
const env = await setUpSegmentationEnvironment({ video: true });
await env.addVideoPacket!(0, 'key', 0.5);
await env.addVideoPacket!(0.5, 'delta', 0.5);
await env.addVideoPacket!(1, 'delta', 0.5);
await env.addVideoPacket!(1.5, 'key', 0.5);
await env.addVideoPacket(0, 'key', 0.5);
await env.addVideoPacket(0.5, 'delta', 0.5);
await env.addVideoPacket(1, 'delta', 0.5);
await env.addVideoPacket(1.5, 'key', 0.5);
expect(env.segmentCount).toBe(0);
await env.addVideoPacket!(2, 'delta', 0.5);
await env.addVideoPacket(2, 'delta', 0.5);
expect(env.segmentCount).toBe(1);
expect(await env.lastSegmentVideoTimestamps).toEqual([0, 0.5, 1]);
await env.addVideoPacket!(2.5, 'delta', 0.5);
await env.addVideoPacket!(3, 'delta', 0.5);
await env.addVideoPacket(2.5, 'delta', 0.5);
await env.addVideoPacket(3, 'delta', 0.5);
expect(env.segmentCount).toBe(1);
await env.addVideoPacket!(3.5, 'key', 0.5);
await env.addVideoPacket(3.5, 'key', 0.5);
expect(env.segmentCount).toBe(2);
expect(await env.lastSegmentVideoTimestamps).toEqual([1.5, 2, 2.5, 3]);
await env.addVideoPacket!(4, 'delta', 0.5);
await env.addVideoPacket(4, 'delta', 0.5);
await env.output.finalize();
expect(env.segmentCount).toBe(3);
@@ -1272,12 +1287,12 @@ segment-1-3.ts
test('Segmentation, packet start timestamp intersecting with end timestamp of previous packet', async () => {
const env = await setUpSegmentationEnvironment({ video: true });
await env.addVideoPacket!(0, 'key', 0.5);
await env.addVideoPacket!(0.5, 'delta', 0.5);
await env.addVideoPacket!(1, 'delta', 0.5);
await env.addVideoPacket!(1.5, 'delta', 0.75); // This!
await env.addVideoPacket(0, 'key', 0.5);
await env.addVideoPacket(0.5, 'delta', 0.5);
await env.addVideoPacket(1, 'delta', 0.5);
await env.addVideoPacket(1.5, 'delta', 0.75); // This!
expect(env.segmentCount).toBe(0);
await env.addVideoPacket!(2, 'key', 0.5);
await env.addVideoPacket(2, 'key', 0.5);
expect(env.segmentCount).toBe(1);
expect(await env.lastSegmentVideoTimestamps).toEqual([0, 0.5, 1, 1.5]);
@@ -1303,10 +1318,10 @@ segment-1-2.ts
test('Segmentation, last video packet is included', async () => {
const env = await setUpSegmentationEnvironment({ video: true });
await env.addVideoPacket!(0, 'key');
await env.addVideoPacket!(0.5, 'delta');
await env.addVideoPacket!(1, 'delta');
await env.addVideoPacket!(1.5, 'delta');
await env.addVideoPacket(0, 'key');
await env.addVideoPacket(0.5, 'delta');
await env.addVideoPacket(1, 'delta');
await env.addVideoPacket(1.5, 'delta');
expect(env.segmentCount).toBe(0);
await env.output.finalize();
@@ -1329,20 +1344,20 @@ segment-1-1.ts
test('Segmentation, video not lining up with segment boundaries', async () => {
const env = await setUpSegmentationEnvironment({ video: true });
await env.addVideoPacket!(0, 'key');
await env.addVideoPacket!(0.45, 'key');
await env.addVideoPacket!(0.9, 'key');
await env.addVideoPacket!(1.35, 'key');
await env.addVideoPacket!(1.8, 'key');
await env.addVideoPacket(0, 'key');
await env.addVideoPacket(0.45, 'key');
await env.addVideoPacket(0.9, 'key');
await env.addVideoPacket(1.35, 'key');
await env.addVideoPacket(1.8, 'key');
expect(env.segmentCount).toBe(0);
await env.addVideoPacket!(2.25, 'key');
await env.addVideoPacket(2.25, 'key');
expect(env.segmentCount).toBe(1);
expect(await env.lastSegmentVideoTimestamps).toEqual([0, 0.45, 0.9, 1.35]);
await env.addVideoPacket!(2.7, 'key');
await env.addVideoPacket!(3.15, 'key');
await env.addVideoPacket!(3.6, 'key');
await env.addVideoPacket(2.7, 'key');
await env.addVideoPacket(3.15, 'key');
await env.addVideoPacket(3.6, 'key');
expect(env.segmentCount).toBe(1);
await env.addVideoPacket!(4.05, 'key');
await env.addVideoPacket(4.05, 'key');
expect(env.segmentCount).toBe(2);
expect(await env.lastSegmentVideoTimestamps).toEqual([1.8, 2.25, 2.7, 3.15]);
@@ -1371,20 +1386,20 @@ segment-1-3.ts
test('Segmentation, audio not lining up with segment boundaries', async () => {
const env = await setUpSegmentationEnvironment({ audio: true });
await env.addAudioPacket!(0);
await env.addAudioPacket!(0.45);
await env.addAudioPacket!(0.9);
await env.addAudioPacket!(1.35);
await env.addAudioPacket!(1.8);
await env.addAudioPacket(0);
await env.addAudioPacket(0.45);
await env.addAudioPacket(0.9);
await env.addAudioPacket(1.35);
await env.addAudioPacket(1.8);
expect(env.segmentCount).toBe(0);
await env.addAudioPacket!(2.25);
await env.addAudioPacket(2.25);
expect(env.segmentCount).toBe(1);
expect(await env.lastSegmentAudioTimestamps).toEqual([0, 0.45, 0.9, 1.35]);
await env.addAudioPacket!(2.7);
await env.addAudioPacket!(3.15);
await env.addAudioPacket!(3.6);
await env.addAudioPacket(2.7);
await env.addAudioPacket(3.15);
await env.addAudioPacket(3.6);
expect(env.segmentCount).toBe(1);
await env.addAudioPacket!(4.05);
await env.addAudioPacket(4.05);
expect(env.segmentCount).toBe(2);
expect(await env.lastSegmentAudioTimestamps).toEqual([1.8, 2.25, 2.7, 3.15]);
@@ -1410,21 +1425,91 @@ segment-1-3.ts
);
});
test('Segmentation, non-zero start time', async () => {
const env = await setUpSegmentationEnvironment({ video: true, audio: true });
// The minimum packet timestamp becomes the first packet's start time
await env.addVideoPacket(1, 'key');
await env.addAudioPacket(0.5);
env.audioSource!.close();
await env.addVideoPacket(1.5, 'key');
await env.addVideoPacket(2, 'key');
await env.addVideoPacket(2.5, 'key');
expect(env.segmentCount).toBe(1);
expect(await env.lastSegmentVideoTimestamps).toEqual([1, 1.5, 2]);
expect(await env.lastSegmentAudioTimestamps).toEqual([0.5]);
await env.output.finalize();
expect(await env.lastSegmentVideoTimestamps).toEqual([2.5]);
expect(await env.lastSegmentAudioTimestamps).toEqual([]);
expect(env.result).toBe(`#EXTM3U
#EXT-X-VERSION:3
#EXT-X-PLAYLIST-TYPE:VOD
#EXT-X-TARGETDURATION:2
#EXTINF:2,
segment-1-1.ts
#EXTINF:0,
segment-1-2.ts
#EXT-X-ENDLIST
`,
);
});
test('Segmentation, B-frames before key frame', async () => {
const env = await setUpSegmentationEnvironment({ video: true });
await env.addVideoPacket(0, 'key');
await env.addVideoPacket(0.5, 'delta');
await env.addVideoPacket(1, 'delta');
await env.addVideoPacket(1.5, 'delta');
await env.addVideoPacket(2, 'key');
expect(await env.lastSegmentVideoTimestamps).toEqual([0, 0.5, 1, 1.5]);
await env.addVideoPacket(1.75, 'delta');
await env.addVideoPacket(2.5, 'delta');
await env.addVideoPacket(3, 'delta');
await env.addVideoPacket(3.5, 'delta');
await env.addVideoPacket(4, 'key');
expect(await env.lastSegmentVideoTimestamps).toEqual([2, 1.75, 2.5, 3, 3.5]);
await env.addVideoPacket(4.5, 'delta');
await env.output.finalize();
expect(await env.lastSegmentVideoTimestamps).toEqual([4, 4.5]);
expect(env.result).toBe(`#EXTM3U
#EXT-X-VERSION:3
#EXT-X-PLAYLIST-TYPE:VOD
#EXT-X-TARGETDURATION:2
#EXTINF:2,
segment-1-1.ts
#EXTINF:2,
segment-1-2.ts
#EXTINF:0.5,
segment-1-3.ts
#EXT-X-ENDLIST
`,
);
});
test('Segmentation, dual-track, single segment', async () => {
const env = await setUpSegmentationEnvironment({ video: true, audio: true });
await env.addVideoPacket!(0, 'key');
await env.addVideoPacket!(0.5, 'delta');
await env.addVideoPacket!(1, 'delta');
await env.addVideoPacket!(1.5, 'delta');
await env.addVideoPacket!(2, 'key');
await env.addVideoPacket(0, 'key');
await env.addVideoPacket(0.5, 'delta');
await env.addVideoPacket(1, 'delta');
await env.addVideoPacket(1.5, 'delta');
await env.addVideoPacket(2, 'key');
await env.addAudioPacket!(0);
await env.addAudioPacket!(0.5);
await env.addAudioPacket!(1);
await env.addAudioPacket!(1.5);
await env.addAudioPacket(0);
await env.addAudioPacket(0.5);
await env.addAudioPacket(1);
await env.addAudioPacket(1.5);
expect(env.segmentCount).toBe(0);
await env.addAudioPacket!(2);
await env.addAudioPacket(2);
expect(env.segmentCount).toBe(1);
expect(await env.lastSegmentVideoTimestamps).toEqual([0, 0.5, 1, 1.5]);
expect(await env.lastSegmentAudioTimestamps).toEqual([0, 0.5, 1, 1.5]);
@@ -1452,32 +1537,32 @@ segment-1-2.ts
test('Segmentation, dual-track, video dictates the segmentation', async () => {
const env = await setUpSegmentationEnvironment({ video: true, audio: true });
await env.addVideoPacket!(0, 'key');
await env.addVideoPacket!(0.5, 'delta');
await env.addVideoPacket!(1, 'delta');
await env.addVideoPacket!(1.5, 'key');
await env.addVideoPacket!(2, 'delta');
await env.addVideoPacket!(2.5, 'delta');
await env.addVideoPacket!(3, 'delta');
await env.addVideoPacket!(3.5, 'delta');
await env.addVideoPacket!(4, 'delta');
await env.addVideoPacket!(4.5, 'key');
await env.addVideoPacket(0, 'key');
await env.addVideoPacket(0.5, 'delta');
await env.addVideoPacket(1, 'delta');
await env.addVideoPacket(1.5, 'key');
await env.addVideoPacket(2, 'delta');
await env.addVideoPacket(2.5, 'delta');
await env.addVideoPacket(3, 'delta');
await env.addVideoPacket(3.5, 'delta');
await env.addVideoPacket(4, 'delta');
await env.addVideoPacket(4.5, 'key');
await env.addAudioPacket!(0);
await env.addAudioPacket!(0.5);
await env.addAudioPacket!(1);
await env.addAudioPacket(0);
await env.addAudioPacket(0.5);
await env.addAudioPacket(1);
expect(env.segmentCount).toBe(0);
await env.addAudioPacket!(1.5);
await env.addAudioPacket(1.5);
expect(env.segmentCount).toBe(1);
expect(await env.lastSegmentVideoTimestamps).toEqual([0, 0.5, 1]);
expect(await env.lastSegmentAudioTimestamps).toEqual([0, 0.5, 1]);
await env.addAudioPacket!(2);
await env.addAudioPacket!(2.5);
await env.addAudioPacket!(3);
await env.addAudioPacket!(3.5);
await env.addAudioPacket!(4);
await env.addAudioPacket(2);
await env.addAudioPacket(2.5);
await env.addAudioPacket(3);
await env.addAudioPacket(3.5);
await env.addAudioPacket(4);
expect(env.segmentCount).toBe(1);
await env.addAudioPacket!(4.5);
await env.addAudioPacket(4.5);
expect(env.segmentCount).toBe(2);
expect(await env.lastSegmentVideoTimestamps).toEqual([1.5, 2, 2.5, 3, 3.5, 4]);
expect(await env.lastSegmentAudioTimestamps).toEqual([1.5, 2, 2.5, 3, 3.5, 4]);
@@ -1507,32 +1592,32 @@ segment-1-3.ts
test('Segmentation, dual-track, video dictates the segmentation, inverted', async () => {
const env = await setUpSegmentationEnvironment({ video: true, audio: true });
await env.addAudioPacket!(0);
await env.addAudioPacket!(0.5);
await env.addAudioPacket!(1);
await env.addAudioPacket!(1.5);
await env.addAudioPacket!(2);
await env.addAudioPacket!(2.5);
await env.addAudioPacket!(3);
await env.addAudioPacket!(3.5);
await env.addAudioPacket!(4);
await env.addAudioPacket!(4.5);
await env.addAudioPacket(0);
await env.addAudioPacket(0.5);
await env.addAudioPacket(1);
await env.addAudioPacket(1.5);
await env.addAudioPacket(2);
await env.addAudioPacket(2.5);
await env.addAudioPacket(3);
await env.addAudioPacket(3.5);
await env.addAudioPacket(4);
await env.addAudioPacket(4.5);
await env.addVideoPacket!(0, 'key');
await env.addVideoPacket!(0.5, 'delta');
await env.addVideoPacket!(1, 'delta');
await env.addVideoPacket!(1.5, 'key');
await env.addVideoPacket(0, 'key');
await env.addVideoPacket(0.5, 'delta');
await env.addVideoPacket(1, 'delta');
await env.addVideoPacket(1.5, 'key');
expect(env.segmentCount).toBe(0);
await env.addVideoPacket!(2, 'delta');
await env.addVideoPacket(2, 'delta');
expect(env.segmentCount).toBe(1);
expect(await env.lastSegmentVideoTimestamps).toEqual([0, 0.5, 1]);
expect(await env.lastSegmentAudioTimestamps).toEqual([0, 0.5, 1]);
await env.addVideoPacket!(2.5, 'delta');
await env.addVideoPacket!(3, 'delta');
await env.addVideoPacket!(3.5, 'delta');
await env.addVideoPacket!(4, 'delta');
await env.addVideoPacket(2.5, 'delta');
await env.addVideoPacket(3, 'delta');
await env.addVideoPacket(3.5, 'delta');
await env.addVideoPacket(4, 'delta');
expect(env.segmentCount).toBe(1);
await env.addVideoPacket!(4.5, 'key');
await env.addVideoPacket(4.5, 'key');
expect(env.segmentCount).toBe(2);
expect(await env.lastSegmentVideoTimestamps).toEqual([1.5, 2, 2.5, 3, 3.5, 4]);
expect(await env.lastSegmentAudioTimestamps).toEqual([1.5, 2, 2.5, 3, 3.5, 4]);
@@ -1562,25 +1647,25 @@ segment-1-3.ts
test('Segmentation, dual-track, audio ending after video', async () => {
const env = await setUpSegmentationEnvironment({ video: true, audio: true });
await env.addVideoPacket!(0, 'key');
await env.addVideoPacket!(0.5, 'delta');
await env.addVideoPacket!(1, 'delta');
await env.addVideoPacket!(1.5, 'delta');
await env.addVideoPacket!(2, 'key');
await env.addVideoPacket!(2.5, 'delta');
await env.addVideoPacket(0, 'key');
await env.addVideoPacket(0.5, 'delta');
await env.addVideoPacket(1, 'delta');
await env.addVideoPacket(1.5, 'delta');
await env.addVideoPacket(2, 'key');
await env.addVideoPacket(2.5, 'delta');
await env.addAudioPacket!(0);
await env.addAudioPacket!(0.5);
await env.addAudioPacket!(1);
await env.addAudioPacket!(1.5);
await env.addAudioPacket(0);
await env.addAudioPacket(0.5);
await env.addAudioPacket(1);
await env.addAudioPacket(1.5);
expect(env.segmentCount).toBe(0);
await env.addAudioPacket!(2);
await env.addAudioPacket(2);
expect(env.segmentCount).toBe(1);
expect(await env.lastSegmentVideoTimestamps).toEqual([0, 0.5, 1, 1.5]);
expect(await env.lastSegmentAudioTimestamps).toEqual([0, 0.5, 1, 1.5]);
await env.addAudioPacket!(2.5);
await env.addAudioPacket!(3);
await env.addAudioPacket!(3.5);
await env.addAudioPacket(2.5);
await env.addAudioPacket(3);
await env.addAudioPacket(3.5);
expect(env.segmentCount).toBe(1);
await env.output.finalize();
@@ -1606,38 +1691,38 @@ segment-1-2.ts
test('Segmentation, dual-track, audio ending after video in separate segment', async () => {
const env = await setUpSegmentationEnvironment({ video: true, audio: true });
await env.addVideoPacket!(0, 'key');
await env.addVideoPacket!(0.5, 'delta');
await env.addVideoPacket!(1, 'delta');
await env.addVideoPacket!(1.5, 'delta');
await env.addVideoPacket!(2, 'key');
await env.addVideoPacket!(2.5, 'delta');
await env.addVideoPacket!(3, 'delta');
await env.addVideoPacket!(3.5, 'delta');
await env.addVideoPacket!(4, 'delta');
await env.addVideoPacket!(4.5, 'delta');
await env.addVideoPacket(0, 'key');
await env.addVideoPacket(0.5, 'delta');
await env.addVideoPacket(1, 'delta');
await env.addVideoPacket(1.5, 'delta');
await env.addVideoPacket(2, 'key');
await env.addVideoPacket(2.5, 'delta');
await env.addVideoPacket(3, 'delta');
await env.addVideoPacket(3.5, 'delta');
await env.addVideoPacket(4, 'delta');
await env.addVideoPacket(4.5, 'delta');
env.videoSource!.close();
await env.addAudioPacket!(0);
await env.addAudioPacket!(0.5);
await env.addAudioPacket!(1);
await env.addAudioPacket!(1.5);
await env.addAudioPacket(0);
await env.addAudioPacket(0.5);
await env.addAudioPacket(1);
await env.addAudioPacket(1.5);
expect(env.segmentCount).toBe(0);
await env.addAudioPacket!(2);
await env.addAudioPacket(2);
expect(env.segmentCount).toBe(1);
expect(await env.lastSegmentVideoTimestamps).toEqual([0, 0.5, 1, 1.5]);
expect(await env.lastSegmentAudioTimestamps).toEqual([0, 0.5, 1, 1.5]);
await env.addAudioPacket!(2.5);
await env.addAudioPacket!(3);
await env.addAudioPacket!(3.5);
await env.addAudioPacket!(4);
await env.addAudioPacket!(4.5);
await env.addAudioPacket(2.5);
await env.addAudioPacket(3);
await env.addAudioPacket(3.5);
await env.addAudioPacket(4);
await env.addAudioPacket(4.5);
expect(env.segmentCount).toBe(1);
await env.addAudioPacket!(5);
await env.addAudioPacket(5);
expect(env.segmentCount).toBe(2);
expect(await env.lastSegmentVideoTimestamps).toEqual([2, 2.5, 3, 3.5, 4, 4.5]);
expect(await env.lastSegmentAudioTimestamps).toEqual([2, 2.5, 3, 3.5, 4, 4.5]);
await env.addAudioPacket!(5.5);
await env.addAudioPacket(5.5);
await env.output.finalize();
expect(env.segmentCount).toBe(3);
@@ -1664,15 +1749,15 @@ segment-1-3.ts
test('Segmentation, dual-track, end timestamp with duration', async () => {
const env = await setUpSegmentationEnvironment({ video: true, audio: true });
await env.addVideoPacket!(0, 'key');
await env.addVideoPacket!(0.5, 'delta');
await env.addVideoPacket!(1, 'delta');
await env.addVideoPacket!(1.5, 'delta', 0.25);
await env.addVideoPacket(0, 'key');
await env.addVideoPacket(0.5, 'delta');
await env.addVideoPacket(1, 'delta');
await env.addVideoPacket(1.5, 'delta', 0.25);
await env.addAudioPacket!(0);
await env.addAudioPacket!(0.5);
await env.addAudioPacket!(1);
await env.addAudioPacket!(1.5, 0.3);
await env.addAudioPacket(0);
await env.addAudioPacket(0.5);
await env.addAudioPacket(1);
await env.addAudioPacket(1.5, 0.3);
expect(env.segmentCount).toBe(0);
await env.output.finalize();
@@ -1696,15 +1781,15 @@ segment-1-1.ts
test('Segmentation, dual-track, closing writes segment', async () => {
const env = await setUpSegmentationEnvironment({ video: true, audio: true });
await env.addVideoPacket!(0, 'key');
await env.addVideoPacket!(0.5, 'delta');
await env.addVideoPacket!(1, 'delta');
await env.addVideoPacket!(1.5, 'delta');
await env.addVideoPacket(0, 'key');
await env.addVideoPacket(0.5, 'delta');
await env.addVideoPacket(1, 'delta');
await env.addVideoPacket(1.5, 'delta');
await env.addAudioPacket!(0);
await env.addAudioPacket!(0.5);
await env.addAudioPacket!(1);
await env.addAudioPacket!(1.5);
await env.addAudioPacket(0);
await env.addAudioPacket(0.5);
await env.addAudioPacket(1);
await env.addAudioPacket(1.5);
expect(env.segmentCount).toBe(0);