mirror of
https://github.com/shaka-project/shaka-player.git
synced 2026-06-15 16:06:41 +03:00
Álvaro Velad Galván
1063 lines
37 KiB
JavaScript
1063 lines
37 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('StreamUtils', () => {
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const Util = shaka.test.Util;
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const StreamUtils = shaka.util.StreamUtils;
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let manifest;
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/** @type {!jasmine.Spy} */
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let decodingInfoSpy;
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const originalDecodingInfo = navigator.mediaCapabilities.decodingInfo;
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beforeEach(() => {
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decodingInfoSpy = jasmine.createSpy('decodingInfo');
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});
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afterEach(() => {
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navigator.mediaCapabilities.decodingInfo = originalDecodingInfo;
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});
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describe('filterStreamsByLanguageAndRole', () => {
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it('chooses text streams in user\'s preferred language', () => {
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manifest = shaka.test.ManifestGenerator.generate((manifest) => {
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manifest.addTextStream(1, (stream) => {
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stream.language = 'en';
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});
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manifest.addTextStream(2, (stream) => {
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stream.language = 'es';
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});
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manifest.addTextStream(3, (stream) => {
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stream.language = 'en';
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});
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});
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const chosen = StreamUtils.filterStreamsByLanguageAndRole(
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manifest.textStreams,
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'en',
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'',
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false);
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expect(chosen.length).toBe(2);
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expect(chosen[0]).toBe(manifest.textStreams[0]);
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expect(chosen[1]).toBe(manifest.textStreams[2]);
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});
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it('chooses text streams in user\'s preferred forced language', () => {
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manifest = shaka.test.ManifestGenerator.generate((manifest) => {
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manifest.addTextStream(1, (stream) => {
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stream.language = 'en';
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});
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manifest.addTextStream(2, (stream) => {
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stream.language = 'es';
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});
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manifest.addTextStream(3, (stream) => {
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stream.language = 'en';
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stream.forced = true;
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});
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});
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const chosen = StreamUtils.filterStreamsByLanguageAndRole(
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manifest.textStreams,
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'en',
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'',
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true);
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expect(chosen.length).toBe(1);
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expect(chosen[0]).toBe(manifest.textStreams[2]);
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});
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it('no chooses text streams if there are not forced language', () => {
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manifest = shaka.test.ManifestGenerator.generate((manifest) => {
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manifest.addTextStream(1, (stream) => {
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stream.language = 'en';
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});
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manifest.addTextStream(2, (stream) => {
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stream.language = 'es';
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});
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});
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const chosen = StreamUtils.filterStreamsByLanguageAndRole(
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manifest.textStreams,
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'es',
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'',
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true);
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expect(chosen.length).toBe(0);
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});
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it('chooses primary text streams', () => {
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manifest = shaka.test.ManifestGenerator.generate((manifest) => {
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manifest.addTextStream(1);
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manifest.addTextStream(2, (stream) => {
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stream.primary = true;
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});
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manifest.addTextStream(3, (stream) => {
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stream.primary = true;
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});
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});
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const chosen = StreamUtils.filterStreamsByLanguageAndRole(
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manifest.textStreams,
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'en',
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'',
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false);
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expect(chosen.length).toBe(2);
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expect(chosen[0]).toBe(manifest.textStreams[1]);
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expect(chosen[1]).toBe(manifest.textStreams[2]);
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});
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it('chooses text streams in preferred language and role', () => {
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manifest = shaka.test.ManifestGenerator.generate((manifest) => {
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manifest.addTextStream(1, (stream) => {
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stream.language = 'en';
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stream.roles = ['main', 'commentary'];
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});
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manifest.addTextStream(2, (stream) => {
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stream.language = 'es';
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});
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manifest.addTextStream(3, (stream) => {
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stream.language = 'en';
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stream.roles = ['caption'];
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});
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});
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const chosen = StreamUtils.filterStreamsByLanguageAndRole(
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manifest.textStreams,
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'en',
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'main',
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false);
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expect(chosen.length).toBe(1);
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expect(chosen[0]).toBe(manifest.textStreams[0]);
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});
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it('prefers no-role streams if there is no preferred role', () => {
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manifest = shaka.test.ManifestGenerator.generate((manifest) => {
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manifest.addTextStream(0, (stream) => {
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stream.language = 'en';
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stream.roles = ['commentary'];
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});
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manifest.addTextStream(1, (stream) => {
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stream.language = 'en';
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});
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manifest.addTextStream(2, (stream) => {
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stream.language = 'en';
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stream.roles = ['secondary'];
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});
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});
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const chosen = StreamUtils.filterStreamsByLanguageAndRole(
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manifest.textStreams,
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'en',
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'',
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false);
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expect(chosen.length).toBe(1);
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expect(chosen[0].roles.length).toBe(0); // Pick a stream with no role.
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});
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it('ignores no-role streams if there is a preferred role', () => {
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manifest = shaka.test.ManifestGenerator.generate((manifest) => {
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manifest.addTextStream(0, (stream) => {
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stream.language = 'en';
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stream.roles = ['commentary'];
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});
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manifest.addTextStream(1, (stream) => {
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stream.language = 'en';
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});
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manifest.addTextStream(2, (stream) => {
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stream.language = 'en';
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stream.roles = ['secondary'];
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});
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});
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const chosen = StreamUtils.filterStreamsByLanguageAndRole(
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manifest.textStreams,
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'en',
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'main', false); // A role that is not present.
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expect(chosen.length).toBe(1);
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expect(chosen[0].roles.length).toBe(1); // Pick a stream with a role.
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});
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it('chooses only one role, even if none is preferred', () => {
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// Regression test for https://github.com/shaka-project/shaka-player/issues/949
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manifest = shaka.test.ManifestGenerator.generate((manifest) => {
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manifest.addTextStream(0, (stream) => {
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stream.language = 'en';
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stream.roles = ['commentary'];
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});
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manifest.addTextStream(1, (stream) => {
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stream.language = 'en';
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stream.roles = ['commentary'];
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});
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manifest.addTextStream(2, (stream) => {
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stream.language = 'en';
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stream.roles = ['secondary'];
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});
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manifest.addTextStream(3, (stream) => {
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stream.language = 'en';
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stream.roles = ['secondary'];
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});
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manifest.addTextStream(4, (stream) => {
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stream.language = 'en';
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stream.roles = ['main'];
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});
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manifest.addTextStream(5, (stream) => {
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stream.language = 'en';
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stream.roles = ['main'];
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});
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});
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const chosen = StreamUtils.filterStreamsByLanguageAndRole(
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manifest.textStreams,
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'en',
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'', false);
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// Which role is chosen is an implementation detail.
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// Each role is found on two text streams, so we should have two.
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expect(chosen.length).toBe(2);
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expect(chosen[0].roles[0]).toBe(chosen[1].roles[0]);
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});
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it('chooses only one role, even if all are primary', () => {
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// Regression test for https://github.com/shaka-project/shaka-player/issues/949
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manifest = shaka.test.ManifestGenerator.generate((manifest) => {
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manifest.addTextStream(0, (stream) => {
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stream.language = 'en';
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stream.primary = true;
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stream.roles = ['commentary'];
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});
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manifest.addTextStream(1, (stream) => {
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stream.language = 'en';
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stream.primary = true;
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stream.roles = ['commentary'];
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});
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manifest.addTextStream(2, (stream) => {
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stream.language = 'en';
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stream.primary = true;
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stream.roles = ['secondary'];
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});
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manifest.addTextStream(3, (stream) => {
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stream.language = 'en';
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stream.primary = true;
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stream.roles = ['secondary'];
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});
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manifest.addTextStream(4, (stream) => {
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stream.language = 'en';
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stream.primary = true;
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stream.roles = ['main'];
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});
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manifest.addTextStream(5, (stream) => {
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stream.language = 'en';
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stream.primary = true;
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stream.roles = ['main'];
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});
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});
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const chosen = StreamUtils.filterStreamsByLanguageAndRole(
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manifest.textStreams,
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'zh',
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'',
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false);
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// Which role is chosen is an implementation detail.
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// Each role is found on two text streams, so we should have two.
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expect(chosen.length).toBe(2);
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expect(chosen[0].roles[0]).toBe(chosen[1].roles[0]);
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});
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it('chooses only one language, even if all are primary', () => {
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// Regression test for https://github.com/shaka-project/shaka-player/issues/918
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manifest = shaka.test.ManifestGenerator.generate((manifest) => {
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manifest.addTextStream(0, (stream) => {
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stream.language = 'en';
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stream.primary = true;
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});
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manifest.addTextStream(1, (stream) => {
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stream.language = 'en';
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stream.primary = true;
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});
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manifest.addTextStream(2, (stream) => {
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stream.language = 'es';
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stream.primary = true;
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});
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manifest.addTextStream(3, (stream) => {
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stream.language = 'es';
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stream.primary = true;
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});
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});
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const chosen = StreamUtils.filterStreamsByLanguageAndRole(
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manifest.textStreams,
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'zh',
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'',
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false);
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// Which language is chosen is an implementation detail.
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// Each role is found on two variants, so we should have two.
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expect(chosen.length).toBe(2);
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expect(chosen[0].language).toBe(chosen[1].language);
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});
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it('chooses a role from among primary streams without language match',
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() => {
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manifest = shaka.test.ManifestGenerator.generate((manifest) => {
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manifest.addTextStream(0, (stream) => {
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stream.language = 'en';
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stream.primary = true;
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stream.roles = ['commentary'];
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});
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manifest.addTextStream(1, (stream) => {
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stream.language = 'en';
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stream.primary = true;
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stream.roles = ['commentary'];
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});
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manifest.addTextStream(2, (stream) => {
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stream.language = 'en';
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stream.roles = ['secondary'];
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});
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manifest.addTextStream(3, (stream) => {
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stream.language = 'en';
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stream.roles = ['secondary'];
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});
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manifest.addTextStream(4, (stream) => {
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stream.language = 'en';
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stream.primary = true;
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stream.roles = ['main'];
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});
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manifest.addTextStream(5, (stream) => {
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stream.language = 'en';
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stream.primary = true;
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stream.roles = ['main'];
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});
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});
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const chosen = StreamUtils.filterStreamsByLanguageAndRole(
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manifest.textStreams,
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'zh',
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'',
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false);
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// Which role is chosen is an implementation detail.
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// Each role is found on two text streams, so we should have two.
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expect(chosen.length).toBe(2);
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expect(chosen[0].roles[0]).toBe(chosen[1].roles[0]);
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// Since nothing matches our language preference, we chose primary
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// text streams.
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expect(chosen[0].primary).toBe(true);
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expect(chosen[1].primary).toBe(true);
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});
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it('chooses a role from best language match, in spite of primary',
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() => {
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manifest = shaka.test.ManifestGenerator.generate((manifest) => {
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manifest.addTextStream(0, (stream) => {
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stream.language = 'en';
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stream.primary = true;
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stream.roles = ['commentary'];
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});
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manifest.addTextStream(1, (stream) => {
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stream.language = 'en';
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stream.primary = true;
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stream.roles = ['commentary'];
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});
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manifest.addTextStream(2, (stream) => {
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stream.language = 'zh';
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stream.roles = ['secondary'];
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});
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manifest.addTextStream(3, (stream) => {
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stream.language = 'zh';
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stream.roles = ['secondary'];
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});
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manifest.addTextStream(4, (stream) => {
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stream.language = 'en';
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stream.primary = true;
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stream.roles = ['main'];
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});
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manifest.addTextStream(5, (stream) => {
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stream.language = 'en';
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stream.primary = true;
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stream.roles = ['main'];
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});
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});
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const chosen = StreamUtils.filterStreamsByLanguageAndRole(
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manifest.textStreams,
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'zh',
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'',
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false);
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expect(chosen.length).toBe(2);
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expect(chosen[0].language).toBe('zh');
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expect(chosen[1].language).toBe('zh');
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expect(chosen[0].primary).toBe(false);
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expect(chosen[1].primary).toBe(false);
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});
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});
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describe('getDecodingInfosForVariants', () => {
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it('for multiplexd content', async () => {
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manifest = shaka.test.ManifestGenerator.generate((manifest) => {
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manifest.addVariant(0, (variant) => {
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variant.addVideo(1, (stream) => {
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stream.mime('video/mp2t', 'avc1.4d400d,mp4a.40.2');
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});
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});
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});
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await StreamUtils.getDecodingInfosForVariants(manifest.variants,
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/* usePersistentLicenses= */false, /* srcEquals= */ false,
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/* preferredKeySystems= */ []);
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expect(manifest.variants.length).toBeTruthy();
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expect(manifest.variants[0].decodingInfos.length).toBe(1);
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expect(manifest.variants[0].decodingInfos[0].supported).toBeTruthy();
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});
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it('for srcEquals content', async () => {
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manifest = shaka.test.ManifestGenerator.generate((manifest) => {
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manifest.addVariant(0, (variant) => {
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variant.addVideo(1, (stream) => {
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stream.mime('video/mp4', 'avc1.4d400d');
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});
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});
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});
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await StreamUtils.getDecodingInfosForVariants(manifest.variants,
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/* usePersistentLicenses= */false, /* srcEquals= */ true,
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/* preferredKeySystems= */ []);
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expect(manifest.variants.length).toBeTruthy();
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expect(manifest.variants[0].decodingInfos.length).toBe(1);
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expect(manifest.variants[0].decodingInfos[0].supported).toBeTruthy();
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});
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it('handles decodingInfo exception', async () => {
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navigator.mediaCapabilities.decodingInfo =
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shaka.test.Util.spyFunc(decodingInfoSpy);
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// If decodingInfo() fails, setDecodingInfo should finish without throwing
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// an exception, and the variant should have no decodingInfo result.
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decodingInfoSpy.and.throwError('MediaCapabilties.decodingInfo failed.');
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manifest = shaka.test.ManifestGenerator.generate((manifest) => {
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manifest.addVariant(0, (variant) => {
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variant.addVideo(1, (stream) => {
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stream.mime('video/mp4', 'avc1');
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stream.encrypted = true;
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stream.mime('video/mp4', 'avc1.4d400d');
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});
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variant.addAudio(2, (stream) => {
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stream.mime('audio/mp4', 'mp4a.40.2');
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stream.encrypted = true;
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stream.addDrmInfo('com.widevine.alpha');
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});
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});
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});
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await StreamUtils.getDecodingInfosForVariants(manifest.variants,
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/* usePersistentLicenses= */false, /* srcEquals= */ false,
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/* preferredKeySystems= */ []);
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expect(manifest.variants.length).toBe(1);
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expect(manifest.variants[0].decodingInfos.length).toBe(0);
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});
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it('includes transferFunction in config when hdr', async () => {
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const originalDecodingInfo = navigator.mediaCapabilities.decodingInfo;
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try {
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navigator.mediaCapabilities.decodingInfo =
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shaka.test.Util.spyFunc(decodingInfoSpy);
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manifest = shaka.test.ManifestGenerator.generate((manifest) => {
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manifest.addVariant(0, (variant) => {
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variant.addVideo(0, (stream) => {
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stream.mime('video/mp4', 'avc1.640028');
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stream.hdr = 'SDR';
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});
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});
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manifest.addVariant(1, (variant) => {
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variant.addVideo(1, (stream) => {
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stream.mime('video/mp4', 'hvc1.2.4.L150.90');
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stream.hdr = 'PQ';
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});
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});
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manifest.addVariant(2, (variant) => {
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variant.addVideo(2, (stream) => {
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stream.mime('video/mp4', 'hvc1.2.4.L153.B0');
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stream.hdr = 'HLG';
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});
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});
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});
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await StreamUtils.getDecodingInfosForVariants(manifest.variants,
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/* usePersistentLicenses= */ false, /* srcEquals= */ false,
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/* preferredKeySystems= */ []);
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expect(decodingInfoSpy.calls.argsFor(0)[0].video.transferFunction)
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.toBe('srgb');
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expect(decodingInfoSpy.calls.argsFor(1)[0].video.transferFunction)
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.toBe('pq');
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expect(decodingInfoSpy.calls.argsFor(2)[0].video.transferFunction)
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.toBe('hlg');
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} finally {
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navigator.mediaCapabilities.decodingInfo = originalDecodingInfo;
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}
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});
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it('includes streams only with preferred key system', async () => {
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const originalDecodingInfo = navigator.mediaCapabilities.decodingInfo;
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|
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try {
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navigator.mediaCapabilities.decodingInfo =
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shaka.test.Util.spyFunc(decodingInfoSpy);
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manifest = shaka.test.ManifestGenerator.generate((manifest) => {
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manifest.addVariant(0, (variant) => {
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variant.addVideo(1, (stream) => {
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stream.mime('video/mp4', 'avc1.4d400d');
|
|
stream.encrypted = true;
|
|
stream.addDrmInfo('com.widevine.alpha');
|
|
stream.addDrmInfo('com.microsoft.playready');
|
|
});
|
|
});
|
|
});
|
|
|
|
await StreamUtils.getDecodingInfosForVariants(manifest.variants,
|
|
/* usePersistentLicenses= */ false, /* srcEquals= */ false,
|
|
/* preferredKeySystems= */ ['com.microsoft.playready']);
|
|
|
|
expect(decodingInfoSpy).toHaveBeenCalledTimes(2);
|
|
expect(decodingInfoSpy.calls.argsFor(0)[0].keySystemConfiguration
|
|
.keySystem)
|
|
.toBe('com.microsoft.playready');
|
|
} finally {
|
|
navigator.mediaCapabilities.decodingInfo = originalDecodingInfo;
|
|
}
|
|
});
|
|
});
|
|
|
|
describe('filterManifest', () => {
|
|
let fakeDrmEngine;
|
|
|
|
beforeAll(() => {
|
|
fakeDrmEngine = new shaka.test.FakeDrmEngine();
|
|
});
|
|
|
|
it('filters text streams with the full MIME type', async () => {
|
|
manifest = shaka.test.ManifestGenerator.generate((manifest) => {
|
|
manifest.addTextStream(1, (stream) => {
|
|
stream.mimeType = 'text/vtt';
|
|
});
|
|
manifest.addTextStream(2, (stream) => {
|
|
stream.mime('application/mp4', 'wvtt');
|
|
});
|
|
manifest.addTextStream(3, (stream) => {
|
|
stream.mimeType = 'text/bogus';
|
|
});
|
|
manifest.addTextStream(4, (stream) => {
|
|
stream.mime('application/mp4', 'bogus');
|
|
});
|
|
});
|
|
|
|
await shaka.util.StreamUtils.filterManifest(fakeDrmEngine, manifest);
|
|
|
|
// Covers a regression in which we would remove streams with codecs.
|
|
// The last two streams should be removed because their full MIME types
|
|
// are bogus.
|
|
expect(manifest.textStreams.length).toBe(2);
|
|
expect(manifest.textStreams[0].id).toBe(1);
|
|
expect(manifest.textStreams[1].id).toBe(2);
|
|
});
|
|
|
|
it('filters image streams', async () => {
|
|
manifest = shaka.test.ManifestGenerator.generate((manifest) => {
|
|
manifest.addImageStream(1, (stream) => {
|
|
stream.mimeType = 'image/svg+xml';
|
|
});
|
|
manifest.addImageStream(2, (stream) => {
|
|
stream.mimeType = 'image/png';
|
|
});
|
|
manifest.addImageStream(3, (stream) => {
|
|
stream.mimeType = 'image/jpg';
|
|
});
|
|
manifest.addImageStream(4, (stream) => {
|
|
stream.mimeType = 'image/jpeg';
|
|
});
|
|
manifest.addImageStream(5, (stream) => {
|
|
stream.mimeType = 'image/bogus';
|
|
});
|
|
manifest.addImageStream(6, (stream) => {
|
|
stream.mimeType = 'image/avif';
|
|
});
|
|
manifest.addImageStream(7, (stream) => {
|
|
stream.mimeType = 'image/webp';
|
|
});
|
|
});
|
|
|
|
await shaka.util.StreamUtils.filterManifest(fakeDrmEngine, manifest);
|
|
|
|
// Covers a regression in which we would remove streams with codecs.
|
|
// The first 4 streams should be there because they are always supported.
|
|
// The 5th stream should be removed because the MIME type is bogus.
|
|
// The 6th and 7th streams may be there, based on platform support.
|
|
expect(manifest.imageStreams).toContain(
|
|
jasmine.objectContaining({id: 1}));
|
|
expect(manifest.imageStreams).toContain(
|
|
jasmine.objectContaining({id: 2}));
|
|
expect(manifest.imageStreams).toContain(
|
|
jasmine.objectContaining({id: 3}));
|
|
expect(manifest.imageStreams).toContain(
|
|
jasmine.objectContaining({id: 4}));
|
|
expect(manifest.imageStreams).not.toContain(
|
|
jasmine.objectContaining({id: 5}));
|
|
});
|
|
|
|
it('does not filter manifest when codec switching is enabled', async () => {
|
|
manifest = shaka.test.ManifestGenerator.generate((manifest) => {
|
|
manifest.addVariant(1, (variant) => {
|
|
variant.addAudio(10, (stream) => {
|
|
stream.codecs = 'mp4a.69';
|
|
});
|
|
variant.addVideo(11, (stream) => {
|
|
stream.codecs = 'avc1';
|
|
});
|
|
});
|
|
});
|
|
|
|
const originalFilterManifestByCurrentVariant =
|
|
shaka.util.StreamUtils.filterManifestByCurrentVariant;
|
|
|
|
try {
|
|
const filterManifestByCurrentVariantSpy =
|
|
jasmine.createSpy('filterManifestByCurrentVariant');
|
|
shaka.util.StreamUtils.filterManifestByCurrentVariant =
|
|
shaka.test.Util.spyFunc(filterManifestByCurrentVariantSpy);
|
|
|
|
await shaka.util.StreamUtils.filterManifest(fakeDrmEngine, manifest);
|
|
|
|
expect(filterManifestByCurrentVariantSpy).not.toHaveBeenCalled();
|
|
} finally {
|
|
shaka.util.StreamUtils.filterManifestByCurrentVariant =
|
|
originalFilterManifestByCurrentVariant;
|
|
}
|
|
});
|
|
|
|
it('filters transport streams', async () => {
|
|
manifest = shaka.test.ManifestGenerator.generate((manifest) => {
|
|
manifest.addVariant(0, (variant) => {
|
|
variant.language = 'en';
|
|
variant.addVideo(1, (stream) => {
|
|
stream.mime('video/mp2t', 'avc1.42c00d');
|
|
});
|
|
variant.addAudio(2, (stream) => {
|
|
stream.mime('video/mp2t', 'mp4a.40.2');
|
|
});
|
|
});
|
|
});
|
|
|
|
await shaka.util.StreamUtils.filterManifest(fakeDrmEngine, manifest);
|
|
|
|
// Covers a regression in which we would remove streams with codecs.
|
|
// The last two streams should be removed because their full MIME types
|
|
// are bogus.
|
|
expect(manifest.variants.length).toBe(1);
|
|
expect(manifest.variants[0].video.id).toBe(1);
|
|
expect(manifest.variants[0].audio.id).toBe(2);
|
|
});
|
|
|
|
// MediaCapabilities decodingInfo requires valid bandwidth, frameRate,
|
|
// width, height as part of the input. Fill in default values if those info
|
|
// are not available from the manifest.
|
|
it('tolerates empty bandwidth, frameRate, width, height', async () => {
|
|
manifest = shaka.test.ManifestGenerator.generate((manifest) => {
|
|
manifest.addVariant(0, (variant) => {
|
|
variant.language = 'en';
|
|
variant.addVideo(1, (stream) => {
|
|
stream.codecs = 'avc1.4d401f';
|
|
});
|
|
variant.addAudio(2, (stream) => {
|
|
stream.codecs = 'mp4a.40.2';
|
|
});
|
|
});
|
|
});
|
|
|
|
await shaka.util.StreamUtils.filterManifest(fakeDrmEngine, manifest);
|
|
expect(manifest.variants.length).toBe(1);
|
|
});
|
|
|
|
it('supports VP9 codec', async () => {
|
|
if (!await Util.isTypeSupported('video/webm; codecs="vp9"')) {
|
|
pending('Codec VP9 is not supported by the platform.');
|
|
}
|
|
manifest = shaka.test.ManifestGenerator.generate((manifest) => {
|
|
manifest.addVariant(0, (variant) => {
|
|
variant.addVideo(1, (stream) => {
|
|
stream.mime('video/webm', 'vp9');
|
|
});
|
|
});
|
|
});
|
|
|
|
await shaka.util.StreamUtils.filterManifest(fakeDrmEngine, manifest);
|
|
|
|
expect(manifest.variants.length).toBe(1);
|
|
});
|
|
|
|
it('supports fLaC codec', async () => {
|
|
if (!await Util.isTypeSupported('audio/mp4; codecs="flac"')) {
|
|
pending('Codec fLaC is not supported by the platform.');
|
|
}
|
|
manifest = shaka.test.ManifestGenerator.generate((manifest) => {
|
|
manifest.addVariant(0, (variant) => {
|
|
variant.addAudio(1, (stream) => {
|
|
stream.mime('audio/mp4', 'fLaC');
|
|
});
|
|
});
|
|
manifest.addVariant(2, (variant) => {
|
|
variant.addAudio(3, (stream) => {
|
|
stream.mime('audio/mp4', 'flac');
|
|
});
|
|
});
|
|
});
|
|
|
|
await shaka.util.StreamUtils.filterManifest(fakeDrmEngine, manifest);
|
|
|
|
expect(manifest.variants.length).toBe(2);
|
|
});
|
|
|
|
it('supports Opus codec', async () => {
|
|
if (!await Util.isTypeSupported('audio/mp4; codecs="opus"')) {
|
|
pending('Codec Opus is not supported by the platform.');
|
|
}
|
|
manifest = shaka.test.ManifestGenerator.generate((manifest) => {
|
|
manifest.addVariant(0, (variant) => {
|
|
variant.addAudio(1, (stream) => {
|
|
stream.mime('audio/mp4', 'Opus');
|
|
});
|
|
});
|
|
manifest.addVariant(2, (variant) => {
|
|
variant.addAudio(3, (stream) => {
|
|
stream.mime('audio/mp4', 'opus');
|
|
});
|
|
});
|
|
});
|
|
|
|
await shaka.util.StreamUtils.filterManifest(fakeDrmEngine, manifest);
|
|
|
|
expect(manifest.variants.length).toBe(2);
|
|
});
|
|
|
|
it('supports legacy AVC1 codec', async () => {
|
|
if (!await Util.isTypeSupported('video/mp4; codecs="avc1.42001e"')) {
|
|
pending('Codec avc1.42001e is not supported by the platform.');
|
|
}
|
|
manifest = shaka.test.ManifestGenerator.generate((manifest) => {
|
|
manifest.addVariant(0, (variant) => {
|
|
variant.addVideo(1, (stream) => {
|
|
stream.mime('video/mp4', 'avc1.66.30');
|
|
});
|
|
});
|
|
});
|
|
|
|
await shaka.util.StreamUtils.filterManifest(fakeDrmEngine, manifest);
|
|
|
|
expect(manifest.variants.length).toBe(1);
|
|
});
|
|
});
|
|
|
|
describe('chooseCodecsAndFilterManifest', () => {
|
|
const addVariant720Avc1 = (manifest) => {
|
|
manifest.addVariant(0, (variant) => {
|
|
variant.bandwidth = 5058558;
|
|
variant.addAudio(1, (stream) => {
|
|
stream.bandwidth = 129998;
|
|
stream.mime('audio/mp4', 'mp4a.40.2');
|
|
});
|
|
variant.addVideo(2, (stream) => {
|
|
stream.bandwidth = 4928560;
|
|
stream.size(1280, 720);
|
|
stream.mime('video/mp4', 'avc1.640028');
|
|
});
|
|
});
|
|
};
|
|
|
|
const addVariant720Vp9 = (manifest) => {
|
|
manifest.addVariant(3, (variant) => {
|
|
variant.bandwidth = 4911000;
|
|
variant.addAudio(4, (stream) => {
|
|
stream.bandwidth = 129998;
|
|
stream.mime('audio/webm', 'vorbis');
|
|
});
|
|
variant.addVideo(5, (stream) => {
|
|
stream.bandwidth = 4781002;
|
|
stream.size(1280, 720);
|
|
stream.mime('video/webm', 'vp9');
|
|
});
|
|
});
|
|
};
|
|
|
|
const addVariant1080Vp9 = (manifest) => {
|
|
manifest.addVariant(6, (variant) => {
|
|
variant.bandwidth = 10850316;
|
|
variant.addAudio(1, (stream) => {
|
|
stream.bandwidth = 129998;
|
|
stream.mime('audio/mp4', 'mp4a.40.2');
|
|
});
|
|
variant.addVideo(8, (stream) => {
|
|
stream.bandwidth = 10784324;
|
|
stream.size(1920, 1080);
|
|
stream.mime('video/webm', 'vp9');
|
|
});
|
|
});
|
|
};
|
|
|
|
it('should filter variants by the best available bandwidth' +
|
|
' for video resolution', () => {
|
|
manifest = shaka.test.ManifestGenerator.generate((manifest) => {
|
|
manifest.addVariant(0, (variant) => {
|
|
variant.bandwidth = 4058558;
|
|
variant.addVideo(1, (stream) => {
|
|
stream.bandwidth = 300000;
|
|
stream.size(10, 10);
|
|
});
|
|
});
|
|
manifest.addVariant(2, (variant) => {
|
|
variant.bandwidth = 4781002;
|
|
variant.addVideo(3, (stream) => {
|
|
stream.bandwidth = 400000;
|
|
stream.size(10, 10);
|
|
});
|
|
});
|
|
manifest.addVariant(4, (variant) => {
|
|
variant.addVideo(5, (stream) => {
|
|
stream.bandwidth = 500000;
|
|
stream.size(20, 20);
|
|
});
|
|
});
|
|
});
|
|
|
|
shaka.util.StreamUtils.chooseCodecsAndFilterManifest(manifest,
|
|
/* preferredVideoCodecs= */[],
|
|
/* preferredAudioCodecs= */[],
|
|
/* preferredDecodingAttributes= */[]);
|
|
|
|
expect(manifest.variants.length).toBe(3);
|
|
expect(manifest.variants.every((v) => [300000, 400000, 500000].includes(
|
|
v.video.bandwidth))).toBeTruthy();
|
|
});
|
|
|
|
it('should filter variants by the best available bandwidth' +
|
|
' for audio language', () => {
|
|
// This test is flaky in some Tizen devices, due to codec restrictions.
|
|
if (shaka.util.Platform.isTizen()) {
|
|
pending('Skip flaky test in Tizen');
|
|
}
|
|
manifest = shaka.test.ManifestGenerator.generate((manifest) => {
|
|
manifest.addVariant(0, (variant) => {
|
|
variant.bandwidth = 4058558;
|
|
variant.addAudio(1, (stream) => {
|
|
stream.bandwidth = 100000;
|
|
stream.language = 'en';
|
|
stream.mime('audio/mp4', 'mp4a.40.2');
|
|
});
|
|
});
|
|
manifest.addVariant(2, (variant) => {
|
|
variant.bandwidth = 4781002;
|
|
variant.addAudio(3, (stream) => {
|
|
stream.bandwidth = 200000;
|
|
stream.language = 'en';
|
|
stream.mime('audio/mp4', 'flac');
|
|
});
|
|
});
|
|
manifest.addVariant(4, (variant) => {
|
|
variant.addAudio(5, (stream) => {
|
|
stream.bandwidth = 100000;
|
|
stream.language = 'es';
|
|
stream.mime('audio/mp4', 'mp4a.40.2');
|
|
});
|
|
});
|
|
manifest.addVariant(6, (variant) => {
|
|
variant.addAudio(7, (stream) => {
|
|
stream.bandwidth = 500000;
|
|
stream.language = 'es';
|
|
stream.mime('audio/mp4', 'flac');
|
|
});
|
|
});
|
|
});
|
|
|
|
shaka.util.StreamUtils.chooseCodecsAndFilterManifest(manifest,
|
|
/* preferredVideoCodecs= */[],
|
|
/* preferredAudioCodecs= */[],
|
|
/* preferredDecodingAttributes= */[]);
|
|
|
|
expect(manifest.variants.length).toBe(2);
|
|
expect(manifest.variants.every((v) => v.audio.bandwidth == 100000))
|
|
.toBeTruthy();
|
|
});
|
|
|
|
it('should allow multiple codecs for codec switching', async () => {
|
|
if (!await Util.isTypeSupported('video/webm; codecs="vp9"')) {
|
|
pending('Codec VP9 is not supported by the platform.');
|
|
}
|
|
if (!await Util.isTypeSupported('audio/webm; codecs="vorbis"')) {
|
|
pending('Codec vorbis is not supported by the platform.');
|
|
}
|
|
// This test is flaky in some Tizen devices, due to codec restrictions.
|
|
if (shaka.util.Platform.isTizen()) {
|
|
pending('Skip flaky test in Tizen');
|
|
}
|
|
manifest = shaka.test.ManifestGenerator.generate((manifest) => {
|
|
addVariant720Avc1(manifest);
|
|
addVariant720Vp9(manifest);
|
|
addVariant1080Vp9(manifest);
|
|
});
|
|
|
|
manifest.variants[0].video.bandwidth = 1;
|
|
|
|
shaka.util.StreamUtils.chooseCodecsAndFilterManifest(manifest,
|
|
/* preferredVideoCodecs= */[],
|
|
/* preferredAudioCodecs= */[],
|
|
/* preferredDecodingAttributes= */[]);
|
|
|
|
expect(manifest.variants.length).toBe(2);
|
|
expect(manifest.variants[0].video.codecs)
|
|
.not.toBe(manifest.variants[1].video.codecs);
|
|
});
|
|
|
|
it('chooses preferred audio and video codecs', async () => {
|
|
if (!await Util.isTypeSupported('video/webm; codecs="vp9"')) {
|
|
pending('Codec VP9 is not supported by the platform.');
|
|
}
|
|
if (!await Util.isTypeSupported('audio/webm; codecs="vorbis"')) {
|
|
pending('Codec vorbis is not supported by the platform.');
|
|
}
|
|
manifest = shaka.test.ManifestGenerator.generate((manifest) => {
|
|
addVariant720Avc1(manifest);
|
|
addVariant720Vp9(manifest);
|
|
addVariant1080Vp9(manifest);
|
|
});
|
|
const variants =
|
|
shaka.util.StreamUtils.choosePreferredCodecs(manifest.variants,
|
|
/* preferredVideoCodecs= */['vp9'],
|
|
/* preferredAudioCodecs= */['mp4a']);
|
|
|
|
expect(variants.length).toBe(1);
|
|
expect(variants[0].video.codecs).toBe('vp9');
|
|
expect(variants[0].audio.codecs).toBe('mp4a.40.2');
|
|
});
|
|
|
|
it('chooses preferred video codecs', async () => {
|
|
if (!await Util.isTypeSupported('video/webm; codecs="vp9"')) {
|
|
pending('Codec VP9 is not supported by the platform.');
|
|
}
|
|
if (!await Util.isTypeSupported('audio/webm; codecs="vorbis"')) {
|
|
pending('Codec vorbis is not supported by the platform.');
|
|
}
|
|
// If no preferred audio codecs is specified or can be found, choose the
|
|
// variants with preferred video codecs.
|
|
manifest = shaka.test.ManifestGenerator.generate((manifest) => {
|
|
addVariant720Avc1(manifest);
|
|
addVariant720Vp9(manifest);
|
|
addVariant1080Vp9(manifest);
|
|
});
|
|
const variants =
|
|
shaka.util.StreamUtils.choosePreferredCodecs(manifest.variants,
|
|
/* preferredVideoCodecs= */['vp9'],
|
|
/* preferredAudioCodecs= */[]);
|
|
|
|
expect(variants.length).toBe(2);
|
|
expect(variants[0].video.codecs).toBe('vp9');
|
|
expect(variants[0].audio.codecs).toBe('vorbis');
|
|
expect(variants[1].video.codecs).toBe('vp9');
|
|
expect(variants[1].audio.codecs).toBe('mp4a.40.2');
|
|
});
|
|
|
|
it('chooses preferred audio codecs', async () => {
|
|
if (!await Util.isTypeSupported('video/webm; codecs="vp9"')) {
|
|
pending('Codec VP9 is not supported by the platform.');
|
|
}
|
|
if (!await Util.isTypeSupported('audio/webm; codecs="vorbis"')) {
|
|
pending('Codec vorbis is not supported by the platform.');
|
|
}
|
|
// If no preferred video codecs is specified or can be found, choose the
|
|
// variants with preferred audio codecs.
|
|
manifest = shaka.test.ManifestGenerator.generate((manifest) => {
|
|
addVariant720Avc1(manifest);
|
|
addVariant720Vp9(manifest);
|
|
addVariant1080Vp9(manifest);
|
|
});
|
|
const variants =
|
|
shaka.util.StreamUtils.choosePreferredCodecs(manifest.variants,
|
|
/* preferredVideoCodecs= */['foo'],
|
|
/* preferredAudioCodecs= */['mp4a.40.2']);
|
|
|
|
expect(variants.length).toBe(2);
|
|
expect(variants[0].video.codecs).toBe('avc1.640028');
|
|
expect(variants[0].audio.codecs).toBe('mp4a.40.2');
|
|
expect(variants[1].video.codecs).toBe('vp9');
|
|
expect(variants[1].audio.codecs).toBe('mp4a.40.2');
|
|
});
|
|
|
|
it('chooses variants by decoding attributes', async () => {
|
|
manifest = shaka.test.ManifestGenerator.generate((manifest) => {
|
|
manifest.addVariant(0, (variant) => {
|
|
variant.bandwidth = 4058558;
|
|
variant.addVideo(1, (stream) => {
|
|
stream.mime('video', 'notsmooth');
|
|
});
|
|
});
|
|
manifest.addVariant(1, (variant) => {
|
|
variant.bandwidth = 4781002;
|
|
variant.addVideo(2, (stream) => {
|
|
stream.mime('video', 'smooth');
|
|
});
|
|
});
|
|
manifest.addVariant(3, (variant) => {
|
|
variant.addVideo(4, (stream) => {
|
|
variant.bandwidth = 5058558;
|
|
stream.mime('video', 'smooth-2');
|
|
});
|
|
});
|
|
});
|
|
navigator.mediaCapabilities.decodingInfo =
|
|
shaka.test.Util.spyFunc(decodingInfoSpy);
|
|
decodingInfoSpy.and.callFake((config) => {
|
|
const res = config.video.contentType.includes('notsmooth') ?
|
|
{supported: true, smooth: false} :
|
|
{supported: true, smooth: true};
|
|
return Promise.resolve(res);
|
|
});
|
|
|
|
await StreamUtils.getDecodingInfosForVariants(manifest.variants,
|
|
/* usePersistentLicenses= */false, /* srcEquals= */ false,
|
|
/* preferredKeySystems= */ []);
|
|
|
|
shaka.util.StreamUtils.chooseCodecsAndFilterManifest(manifest,
|
|
/* preferredVideoCodecs= */[],
|
|
/* preferredAudioCodecs= */[],
|
|
/* preferredDecodingAttributes= */
|
|
[shaka.util.StreamUtils.DecodingAttributes.SMOOTH]);
|
|
// 2 video codecs are smooth. Choose the one with the lowest bandwidth.
|
|
expect(manifest.variants.length).toBe(1);
|
|
expect(manifest.variants[0].id).toBe(1);
|
|
expect(manifest.variants[0].video.id).toBe(2);
|
|
});
|
|
});
|
|
|
|
describe('isPlayable', () => {
|
|
/** @type {shaka.extern.Variant} */
|
|
const variant = {
|
|
id: 1,
|
|
language: 'es',
|
|
disabledUntilTime: 0,
|
|
video: null,
|
|
audio: null,
|
|
primary: false,
|
|
bandwidth: 2000,
|
|
allowedByApplication: true,
|
|
allowedByKeySystem: true,
|
|
decodingInfos: [],
|
|
};
|
|
|
|
it('returns false if variant is disabled', () => {
|
|
variant.allowedByApplication = true;
|
|
variant.allowedByKeySystem = true;
|
|
variant.disabledUntilTime = 1234;
|
|
|
|
expect(shaka.util.StreamUtils.isPlayable(variant)).toBe(false);
|
|
});
|
|
});
|
|
});
|