mirror of
https://github.com/shaka-project/shaka-player.git
synced 2026-06-25 17:45:03 +03:00
Joey Parrish
a7f0be726d
Now that DRM info is only parsed after playback has begun, the manifest parser needs to communicate back to the other components that new DRM info is available after lazy-loading a playlist. Closes #4622
375 lines
13 KiB
JavaScript
375 lines
13 KiB
JavaScript
/*! @license
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* Shaka Player
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* Copyright 2016 Google LLC
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* SPDX-License-Identifier: Apache-2.0
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*/
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describe('DashParser SegmentList', () => {
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const Dash = shaka.test.Dash;
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const ManifestParser = shaka.test.ManifestParser;
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const baseUri = 'http://example.com/';
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shaka.test.Dash.makeTimelineTests('SegmentList', '', [
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'<SegmentURL media="s1.mp4" />',
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'<SegmentURL media="s2.mp4" />',
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'<SegmentURL media="s3.mp4" />',
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'<SegmentURL media="s4.mp4" />',
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'<SegmentURL media="s5.mp4" />',
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]);
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it('truncates segments when lengths don\'t match', async () => {
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const source = Dash.makeSimpleManifestText([
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'<SegmentList>',
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' <SegmentURL media="s1.mp4" />',
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' <SegmentURL media="s2.mp4" />',
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' <SegmentURL media="s3.mp4" />',
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' <SegmentURL media="s4.mp4" />',
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' <SegmentURL media="s5.mp4" />',
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' <SegmentTimeline>',
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' <S d="10" t="50" />',
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' <S d="5" />',
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' </SegmentTimeline>',
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'</SegmentList>',
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], /* duration= */ 65);
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const references = [
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ManifestParser.makeReference('s1.mp4', 50, 60, baseUri),
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ManifestParser.makeReference('s2.mp4', 60, 65, baseUri),
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];
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await Dash.testSegmentIndex(source, references);
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});
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it('supports single segment', async () => {
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const source = Dash.makeSimpleManifestText([
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'<SegmentList>',
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' <SegmentURL media="s1.mp4" />',
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'</SegmentList>',
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], /* duration= */ 30);
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const references = [
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ManifestParser.makeReference('s1.mp4', 0, 30, baseUri),
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];
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await Dash.testSegmentIndex(source, references);
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});
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describe('duration', () => {
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it('basic support', async () => {
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const source = Dash.makeSimpleManifestText([
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'<SegmentList startNumber="1" duration="10">',
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' <SegmentURL media="s1.mp4" />',
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' <SegmentURL media="s2.mp4" />',
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' <SegmentURL media="s3.mp4" />',
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' <SegmentURL media="s4.mp4" />',
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'</SegmentList>',
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]);
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const references = [
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ManifestParser.makeReference('s1.mp4', 0, 10, baseUri),
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ManifestParser.makeReference('s2.mp4', 10, 20, baseUri),
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ManifestParser.makeReference('s3.mp4', 20, 30, baseUri),
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ManifestParser.makeReference('s4.mp4', 30, 40, baseUri),
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];
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await Dash.testSegmentIndex(source, references);
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});
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it('uses @startNumber correctly', async () => {
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const source = Dash.makeSimpleManifestText([
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'<SegmentList startNumber="5" duration="10">',
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' <SegmentURL media="s1.mp4" />',
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' <SegmentURL media="s2.mp4" />',
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' <SegmentURL media="s3.mp4" />',
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' <SegmentURL media="s4.mp4" />',
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'</SegmentList>',
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]);
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const references = [
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ManifestParser.makeReference('s1.mp4', 40, 50, baseUri),
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ManifestParser.makeReference('s2.mp4', 50, 60, baseUri),
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ManifestParser.makeReference('s3.mp4', 60, 70, baseUri),
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ManifestParser.makeReference('s4.mp4', 70, 80, baseUri),
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];
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await Dash.testSegmentIndex(source, references);
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});
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it('supports @startNumber=0', async () => {
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const source = Dash.makeSimpleManifestText([
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'<SegmentList startNumber="0" duration="10">',
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' <SegmentURL media="s1.mp4" />',
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' <SegmentURL media="s2.mp4" />',
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'</SegmentList>',
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]);
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const references = [
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ManifestParser.makeReference('s1.mp4', 0, 10, baseUri),
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ManifestParser.makeReference('s2.mp4', 10, 20, baseUri),
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];
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await Dash.testSegmentIndex(source, references);
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});
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it('supports @timescale', async () => {
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const source = Dash.makeSimpleManifestText([
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'<SegmentList startNumber="1" timescale="9000" duration="18000">',
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' <SegmentURL media="s1.mp4" />',
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' <SegmentURL media="s2.mp4" />',
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' <SegmentURL media="s3.mp4" />',
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' <SegmentURL media="s4.mp4" />',
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'</SegmentList>',
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]);
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const references = [
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ManifestParser.makeReference('s1.mp4', 0, 2, baseUri),
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ManifestParser.makeReference('s2.mp4', 2, 4, baseUri),
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ManifestParser.makeReference('s3.mp4', 4, 6, baseUri),
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ManifestParser.makeReference('s4.mp4', 6, 8, baseUri),
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];
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await Dash.testSegmentIndex(source, references);
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});
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});
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describe('rejects streams with', () => {
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it('no @duration or SegmentTimeline', async () => {
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const source = Dash.makeSimpleManifestText([
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'<SegmentList>',
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' <SegmentURL media="s1.mp4" />',
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' <SegmentURL media="s2.mp4" />',
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' <SegmentURL media="s3.mp4" />',
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'</SegmentList>',
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]);
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const error = new shaka.util.Error(
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shaka.util.Error.Severity.CRITICAL,
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shaka.util.Error.Category.MANIFEST,
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shaka.util.Error.Code.DASH_NO_SEGMENT_INFO);
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await Dash.testFails(source, error);
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});
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it('one segment and no durations', async () => {
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const source = Dash.makeSimpleManifestText([
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'<SegmentList>',
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' <SegmentURL media="s1.mp4" />',
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'</SegmentList>',
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]);
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const error = new shaka.util.Error(
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shaka.util.Error.Severity.CRITICAL,
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shaka.util.Error.Category.MANIFEST,
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shaka.util.Error.Code.DASH_NO_SEGMENT_INFO);
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await Dash.testFails(source, error);
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});
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it('empty SegmentTimeline', async () => {
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const source = Dash.makeSimpleManifestText([
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'<SegmentList>',
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' <SegmentURL media="s1.mp4" />',
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' <SegmentTimeline>',
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' </SegmentTimeline>',
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'</SegmentList>',
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]);
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const error = new shaka.util.Error(
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shaka.util.Error.Severity.CRITICAL,
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shaka.util.Error.Category.MANIFEST,
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shaka.util.Error.Code.DASH_NO_SEGMENT_INFO);
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await Dash.testFails(source, error);
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});
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});
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describe('inherits', () => {
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it('attributes', async () => {
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const source = [
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'<MPD mediaPresentationDuration="PT200S">',
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' <Period>',
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' <SegmentList startNumber="40" />',
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' <AdaptationSet mimeType="video/webm">',
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' <SegmentList startNumber="1" duration="50" />',
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' <Representation bandwidth="1">',
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' <BaseURL>http://example.com</BaseURL>',
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' <SegmentList>',
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' <SegmentURL media="s1.mp4" />',
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' <SegmentURL media="s2.mp4" />',
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' <SegmentURL media="s3.mp4" />',
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' <SegmentURL media="s4.mp4" />',
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' </SegmentList>',
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' </Representation>',
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' </AdaptationSet>',
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' </Period>',
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'</MPD>',
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].join('\n');
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const references = [
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ManifestParser.makeReference('s1.mp4', 0, 50, baseUri),
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ManifestParser.makeReference('s2.mp4', 50, 100, baseUri),
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ManifestParser.makeReference('s3.mp4', 100, 150, baseUri),
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ManifestParser.makeReference('s4.mp4', 150, 200, baseUri),
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];
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await Dash.testSegmentIndex(source, references);
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});
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it('SegmentTimeline', async () => {
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const source = [
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'<MPD mediaPresentationDuration="PT73S">',
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' <Period>',
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' <SegmentList>',
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' <SegmentTimeline>',
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' <S d="10" t="50" />',
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' <S d="5" />',
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' <S d="8" />',
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' </SegmentTimeline>',
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' </SegmentList>',
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' <AdaptationSet mimeType="video/webm">',
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' <Representation bandwidth="1">',
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' <BaseURL>http://example.com</BaseURL>',
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' <SegmentList>',
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' <SegmentURL media="s1.mp4" />',
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' <SegmentURL media="s2.mp4" />',
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' <SegmentURL media="s3.mp4" />',
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' </SegmentList>',
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' </Representation>',
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' </AdaptationSet>',
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' </Period>',
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'</MPD>',
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].join('\n');
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const references = [
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ManifestParser.makeReference('s1.mp4', 50, 60, baseUri),
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ManifestParser.makeReference('s2.mp4', 60, 65, baseUri),
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ManifestParser.makeReference('s3.mp4', 65, 73, baseUri),
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];
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await Dash.testSegmentIndex(source, references);
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});
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it('SegmentURL', async () => {
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const source = [
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'<MPD mediaPresentationDuration="PT73S">',
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' <Period>',
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' <SegmentList>',
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' <SegmentURL media="s1.mp4" />',
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' <SegmentURL media="s2.mp4" />',
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' <SegmentURL media="s3.mp4" />',
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' </SegmentList>',
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' <AdaptationSet mimeType="video/webm">',
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' <Representation bandwidth="1">',
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' <BaseURL>http://example.com</BaseURL>',
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' <SegmentList>',
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' <SegmentTimeline>',
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' <S d="10" t="50" />',
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' <S d="5" />',
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' <S d="8" />',
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' </SegmentTimeline>',
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' </SegmentList>',
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' </Representation>',
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' </AdaptationSet>',
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' </Period>',
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'</MPD>',
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].join('\n');
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const references = [
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ManifestParser.makeReference('s1.mp4', 50, 60, baseUri),
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ManifestParser.makeReference('s2.mp4', 60, 65, baseUri),
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ManifestParser.makeReference('s3.mp4', 65, 73, baseUri),
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];
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await Dash.testSegmentIndex(source, references);
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});
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});
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describe('Segment start', () => {
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it('shoud be adjusted with presentationTimeOffset', async () => {
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const source = [
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'<MPD mediaPresentationDuration="PT70S">',
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' <Period>',
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' <SegmentList>',
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' <SegmentURL media="s1.mp4" />',
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' <SegmentURL media="s2.mp4" />',
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' <SegmentURL media="s3.mp4" />',
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' <SegmentURL media="s4.mp4" />',
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' </SegmentList>',
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' <AdaptationSet mimeType="video/webm">',
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' <Representation bandwidth="1">',
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' <BaseURL>http://example.com</BaseURL>',
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' <SegmentList presentationTimeOffset="10" startNumber="1">',
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' <SegmentTimeline>',
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' <S d="10" t="50" />',
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' <S d="5" />',
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' <S d="8" />',
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' <S d="7" />',
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' </SegmentTimeline>',
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' </SegmentList>',
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' </Representation>',
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' </AdaptationSet>',
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' </Period>',
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'</MPD>',
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].join('\n');
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const references = [
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ManifestParser.makeReference('s1.mp4', 40, 50, baseUri),
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ManifestParser.makeReference('s2.mp4', 50, 55, baseUri),
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ManifestParser.makeReference('s3.mp4', 55, 63, baseUri),
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ManifestParser.makeReference('s4.mp4', 63, 70, baseUri),
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];
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for (const ref of references) {
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ref.timestampOffset = -10;
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}
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await Dash.testSegmentIndex(source, references);
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});
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});
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// https://github.com/shaka-project/shaka-player/issues/3230
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it('works with multi-Period with eviction', async () => {
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const setFormat = [
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' <AdaptationSet mimeType="video/mp4">',
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' <Representation>',
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' <SegmentList presentationTimeOffset="%s">',
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' <SegmentURL media="s1.mp4" />',
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' <SegmentURL media="s2.mp4" />',
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' <SegmentURL media="s3.mp4" />',
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' <SegmentURL media="s4.mp4" />',
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' <SegmentURL media="s5.mp4" />',
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' <SegmentTimeline>',
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' <S d="10" t="0" r="4" />',
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' </SegmentTimeline>',
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' </SegmentList>',
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' </Representation>',
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' </AdaptationSet>',
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].join('\n');
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const source = [
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'<MPD mediaPresentationDuration="PT60S">',
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` <BaseURL>${baseUri}</BaseURL>`,
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' <Period duration="PT30S">',
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`${sprintf(setFormat, [0])}`,
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' </Period>',
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' <Period duration="PT30S">',
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`${sprintf(setFormat, [20])}`,
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' </Period>',
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'</MPD>',
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].join('\n');
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const networkingEngine = new shaka.test.FakeNetworkingEngine()
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.setResponseText('dummy://foo', source);
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const dashParser = shaka.test.Dash.makeDashParser();
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const playerInterface = {
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networkingEngine: networkingEngine,
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modifyManifestRequest: (request, manifestInfo) => {},
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modifySegmentRequest: (request, segmentInfo) => {},
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filter: () => {},
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makeTextStreamsForClosedCaptions: (manifest) => {},
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onTimelineRegionAdded: fail, // Should not have any EventStream elements.
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onEvent: fail,
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onError: fail,
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isLowLatencyMode: () => false,
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isAutoLowLatencyMode: () => false,
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enableLowLatencyMode: () => {},
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updateDuration: () => {},
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newDrmInfo: (stream) => {},
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};
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const manifest = await dashParser.start('dummy://foo', playerInterface);
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const stream = manifest.variants[0].video;
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await stream.createSegmentIndex();
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goog.asserts.assert(stream.segmentIndex, 'Expected index to be created');
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// Don't use Dash.testSegmentIndex since it uses SegmentIndex.find, which
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// doesn't reproduce this issue. We want to use Array.from which uses the
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// iterator.
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const expected = [
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ManifestParser.makeReference('s1.mp4', 0, 10, baseUri),
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ManifestParser.makeReference('s2.mp4', 10, 20, baseUri),
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ManifestParser.makeReference('s3.mp4', 20, 30, baseUri),
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ManifestParser.makeReference('s3.mp4', 30, 40, baseUri),
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ManifestParser.makeReference('s4.mp4', 40, 50, baseUri),
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ManifestParser.makeReference('s5.mp4', 50, 60, baseUri),
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];
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const actual = Array.from(stream.segmentIndex);
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expect(actual).toEqual(expected);
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});
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});
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