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config.js
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config.js
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/*! @license
* Shaka Player
* Copyright 2016 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
goog.provide('shakaDemo.Config');
goog.require('goog.asserts');
goog.require('shakaDemo.BoolInput');
goog.require('shakaDemo.DatalistInput');
goog.require('shakaDemo.InputContainer');
goog.require('shakaDemo.NumberInput');
goog.require('shakaDemo.SelectInput');
goog.require('shakaDemo.TextInput');
goog.requireType('shakaDemo.Input');
/** @type {?shakaDemo.Config} */
let shakaDemoConfig;
/**
* Shaka Player demo, configuration page layout.
*/
shakaDemo.Config = class {
/**
* Register the page configuration.
*/
static init() {
const container = shakaDemoMain.getHamburgerMenu();
shakaDemoConfig = new shakaDemo.Config(container);
}
/** @param {!Element} container */
constructor(container) {
/** @private {!Element} */
this.container_ = container;
/**
* A list of all sections.
* @private {!Array.<!shakaDemo.InputContainer>}
*/
this.sections_ = [];
/**
* The input object for the control currently being constructed.
* @private {?shakaDemo.Input}
*/
this.latestInput_ = null;
this.reload_();
// Listen to external config changes (i.e. from hash changes).
document.addEventListener('shaka-main-config-change', () => {
// Respond to them by remaking. This is to avoid triggering any config
// changes based on the config changes.
this.reloadAndSaveState_();
});
document.addEventListener('shaka-main-drawer-state-change', () => {
this.setContentAvailability_(shakaDemoMain.getIsDrawerOpen());
});
this.setContentAvailability_(shakaDemoMain.getIsDrawerOpen());
}
/**
* @param {boolean} availability
* @private
*/
setContentAvailability_(availability) {
if (availability) {
this.container_.classList.remove('hidden');
} else {
this.container_.classList.add('hidden');
}
}
/** @private */
reload_() {
shaka.util.Dom.removeAllChildren(this.container_);
this.sections_ = [];
this.addMetaSection_();
this.addLanguageSection_();
this.addCodecPreferenceSection_();
this.addAbrSection_();
this.addOfflineSection_();
this.addDrmSection_();
this.addStreamingSection_();
this.addMediaSourceSection_();
this.addManifestSection_();
this.addDashManifestSection_();
this.addHlsManifestSection_();
this.addMssManifestSection_();
this.addRetrySection_('manifest', 'Manifest Retry Parameters');
this.addRetrictionsSection_('', 'Restrictions');
this.addTextDisplayerSection_();
this.addCmcdSection_();
this.addCmsdSection_();
this.addLcevcSection_();
this.addAdsSection_();
}
/**
* Remake the contents of the div. Unlike |reload_|, this will also remember
* which sections were open.
* @private
*/
reloadAndSaveState_() {
const wasOpenArray = this.sections_.map((section) => section.getIsOpen());
this.reload_();
for (let i = 0; i < wasOpenArray.length; i++) {
const wasOpen = wasOpenArray[i];
const section = this.sections_[i];
if (wasOpen) {
section.open();
}
}
// Update the componentHandler, to account for any new MDL elements added.
componentHandler.upgradeDom();
}
/** @private */
addDrmSection_() {
const docLink = this.resolveExternLink_('.DrmConfiguration');
this.addSection_('DRM', docLink)
.addBoolInput_('Delay License Request Until Played',
'drm.delayLicenseRequestUntilPlayed')
.addBoolInput_('Log license exchange data', 'drm.logLicenseExchange')
.addNumberInput_('Update expiration time',
'drm.updateExpirationTime',
/* canBeDecimal= */ true,
/* canBeZero= */ false,
/* canBeUnset= */ true)
.addBoolInput_('Parse inband "pssh" from media segments',
'drm.parseInbandPsshEnabled')
.addTextInput_('Min HDCP version', 'drm.minHdcpVersion')
.addBoolInput_('Ignore duplicate init data',
'drm.ignoreDuplicateInitData');
const advanced = shakaDemoMain.getConfiguration().drm.advanced || {};
const addDRMAdvancedField = (name, valueName, suggestions) => {
// All advanced fields of a given type are set at once.
this.addDatalistInput_(name, suggestions, (input) => {
// Add in any common drmSystem not currently in advanced.
for (const drmSystem of shakaDemo.Main.commonDrmSystems) {
if (!(drmSystem in advanced)) {
advanced[drmSystem] = shakaDemo.Main.defaultAdvancedDrmConfig();
}
}
// Set the robustness.
for (const drmSystem in advanced) {
advanced[drmSystem][valueName] = input.value;
}
shakaDemoMain.configure('drm.advanced', advanced);
shakaDemoMain.remakeHash();
});
const keySystem = Object.keys(advanced)[0];
if (keySystem) {
const currentValue = advanced[keySystem][valueName];
this.latestInput_.input().value = currentValue;
}
};
const robustnessSuggestions = [
'SW_SECURE_CRYPTO',
'SW_SECURE_DECODE',
'HW_SECURE_CRYPTO',
'HW_SECURE_DECODE',
'HW_SECURE_ALL',
'150',
'2000',
'3000',
];
const sessionTypeSuggestions = ['temporary', 'persistent-license'];
addDRMAdvancedField(
'Video Robustness', 'videoRobustness', robustnessSuggestions);
addDRMAdvancedField(
'Audio Robustness', 'audioRobustness', robustnessSuggestions);
addDRMAdvancedField('Session Type', 'sessionType', sessionTypeSuggestions);
this.addRetrySection_('drm', 'DRM Retry Parameters');
}
/** @private */
addManifestSection_() {
const docLink = this.resolveExternLink_('.ManifestConfiguration');
this.addSection_('Manifest', docLink)
.addNumberInput_('Availability Window Override',
'manifest.availabilityWindowOverride',
/* canBeDecimal= */ true,
/* canBeZero= */ false,
/* canBeUnset= */ true)
.addNumberInput_('Default Presentation Delay',
'manifest.defaultPresentationDelay')
.addBoolInput_('Disable Audio', 'manifest.disableAudio')
.addBoolInput_('Disable Video', 'manifest.disableVideo')
.addBoolInput_('Disable Text', 'manifest.disableText')
.addBoolInput_('Disable Thumbnails', 'manifest.disableThumbnails')
.addBoolInput_('Enable segment-relative VTT Timing',
'manifest.segmentRelativeVttTiming')
.addBoolInput_('Continue loading when paused',
'manifest.continueLoadingWhenPaused');
}
/** @private */
addDashManifestSection_() {
const docLink = this.resolveExternLink_('.ManifestConfiguration');
this.addSection_('DASH Manifest', docLink)
.addBoolInput_('Ignore DASH DRM Info', 'manifest.dash.ignoreDrmInfo')
.addBoolInput_('Auto-Correct DASH Drift',
'manifest.dash.autoCorrectDrift')
.addBoolInput_('Disable Xlink processing',
'manifest.dash.disableXlinkProcessing')
.addBoolInput_('Xlink Should Fail Gracefully',
'manifest.dash.xlinkFailGracefully')
.addBoolInput_('Ignore DASH suggestedPresentationDelay',
'manifest.dash.ignoreSuggestedPresentationDelay')
.addBoolInput_('Ignore empty DASH AdaptationSets',
'manifest.dash.ignoreEmptyAdaptationSet')
.addBoolInput_('Ignore DASH maxSegmentDuration',
'manifest.dash.ignoreMaxSegmentDuration')
.addBoolInput_('Allow DASH multi type variants',
'manifest.dash.multiTypeVariantsAllowed')
.addTextInput_('Clock Sync URI', 'manifest.dash.clockSyncUri')
.addBoolInput_('Enable Audio Groups', 'manifest.dash.enableAudioGroups')
.addBoolInput_('Ignore Min Buffer Time',
'manifest.dash.ignoreMinBufferTime')
.addNumberInput_('Initial Segment Limit',
'manifest.dash.initialSegmentLimit',
/* canBeDecimal= */ false,
/* canBeZero= */ false,
/* canBeUnset= */ true)
.addBoolInput_('Enable DASH sequence mode',
'manifest.dash.sequenceMode')
.addBoolInput_('Use stream once in period flattening',
'manifest.dash.useStreamOnceInPeriodFlattening')
.addNumberInput_('override the Update period of dash manifest',
'manifest.dash.updatePeriod')
.addBoolInput_('Enable fast switching',
'manifest.dash.enableFastSwitching');
}
/** @private */
addHlsManifestSection_() {
const docLink = this.resolveExternLink_('.ManifestConfiguration');
this.addSection_('HLS Manifest', docLink)
.addBoolInput_('Ignore HLS Text Stream Failures',
'manifest.hls.ignoreTextStreamFailures')
.addBoolInput_('Ignore HLS Image Stream Failures',
'manifest.hls.ignoreImageStreamFailures')
.addTextInput_('Default Audio Codec', 'manifest.hls.defaultAudioCodec')
.addTextInput_('Default Video Codec', 'manifest.hls.defaultVideoCodec')
.addTextInput_('Default media playlist full mime type',
'manifest.hls.mediaPlaylistFullMimeType')
.addBoolInput_('Ignore Program Date Time from manifest',
'manifest.hls.ignoreManifestProgramDateTime')
.addNumberInput_('Live segments delay',
'manifest.hls.liveSegmentsDelay')
.addBoolInput_('Enable HLS sequence mode', 'manifest.hls.sequenceMode')
.addBoolInput_('Ignore Manifest Timestamps in Segments Mode',
'manifest.hls.ignoreManifestTimestampsInSegmentsMode')
.addBoolInput_('Disable codec guessing',
'manifest.hls.disableCodecGuessing')
.addBoolInput_('Disable closed caption detection',
'manifest.hls.disableClosedCaptionsDetection')
.addBoolInput_('Allow LL-HLS byterange optimization',
'manifest.hls.allowLowLatencyByteRangeOptimization');
}
/** @private */
addMssManifestSection_() {
const docLink = this.resolveExternLink_('.ManifestConfiguration');
this.addSection_('MSS Manifest', docLink)
.addBoolInput_('Enable MSS sequence mode', 'manifest.mss.sequenceMode');
}
/** @private */
addAbrSection_() {
const docLink = this.resolveExternLink_('.AbrConfiguration');
this.addSection_('Adaptation', docLink)
.addBoolInput_('Enabled', 'abr.enabled')
.addBoolInput_('Use Network Information API',
'abr.useNetworkInformation')
.addNumberInput_('Default Bandwidth Estimate',
'abr.defaultBandwidthEstimate')
.addNumberInput_('Bandwidth Downgrade Target',
'abr.bandwidthDowngradeTarget',
/* canBeDecimal= */ true)
.addNumberInput_('Bandwidth Upgrade Target',
'abr.bandwidthUpgradeTarget',
/* canBeDecimal= */ true)
.addNumberInput_('Switch Interval', 'abr.switchInterval',
/* canBeDecimal= */ true)
.addNumberInput_('Min total Bytes', 'abr.advanced.minTotalBytes')
.addNumberInput_('Min Bytes', 'abr.advanced.minBytes')
.addNumberInput_('Fast half life', 'abr.advanced.fastHalfLife',
/* canBeDecimal= */ true)
.addNumberInput_('Slow half life', 'abr.advanced.slowHalfLife',
/* canBeDecimal= */ true)
.addBoolInput_('Restrict to element size', 'abr.restrictToElementSize')
.addBoolInput_('Restrict to screen size', 'abr.restrictToScreenSize')
.addBoolInput_('Ignore device pixel ratio',
'abr.ignoreDevicePixelRatio')
.addBoolInput_('Clear video buffer on abr rendition switch',
'abr.clearBufferSwitch')
.addNumberInput_('Safe margin on abr switch rendition',
'abr.safeMarginSwitch',
/* canBeDecimal= */ true)
.addNumberInput_('Milliseconds to consider a request cached',
'abr.cacheLoadThreshold',
/* canBeDecimal= */ true)
.addNumberInput_('Minimum time to switch',
'abr.minTimeToSwitch',
/* canBeDecimal= */ true,
/* canBeZero= */ true)
.addBoolInput_('Prefer Network Information bandwidth',
'abr.preferNetworkInformationBandwidth');
this.addRetrictionsSection_('abr', 'Adaptation Restrictions');
}
/** @private */
addTextDisplayerSection_() {
const docLink = this.resolveExternLink_('.TextDisplayerConfiguration');
this.addSection_('Text displayer', docLink)
.addNumberInput_('Captions update period',
'textDisplayer.captionsUpdatePeriod',
/* canBeDecimal= */ true);
}
/** @private */
addCmcdSection_() {
const docLink = this.resolveExternLink_('.CmcdConfiguration');
this.addSection_('CMCD', docLink)
.addBoolInput_('Enabled', 'cmcd.enabled')
.addTextInput_('Session ID', 'cmcd.sessionId')
.addTextInput_('Content ID', 'cmcd.contentId')
.addNumberInput_('RTP safety Factor', 'cmcd.rtpSafetyFactor',
/* canBeDecimal= */ true)
.addBoolInput_('Use Headers', 'cmcd.useHeaders');
}
/** @private */
addCmsdSection_() {
const docLink = this.resolveExternLink_('.CmsdConfiguration');
this.addSection_('CMSD', docLink)
.addBoolInput_('Enabled', 'cmsd.enabled')
.addBoolInput_('Apply maximum suggested bitrate',
'cmsd.applyMaximumSuggestedBitrate')
.addNumberInput_('Estimated throughput weight ratio',
'cmsd.estimatedThroughputWeightRatio',
/* canBeDecimal= */ true,
/* canBeZero= */ true);
}
/** @private */
addLcevcSection_() {
const docLink = this.resolveExternLink_('.LcevcConfiguration');
this.addSection_('MPEG-5 Part-2 LCEVC', docLink)
.addBoolInput_('Enabled', 'lcevc.enabled')
.addBoolInput_('LCEVC Dynamic Performance scaling',
'lcevc.dynamicPerformanceScaling')
.addNumberInput_('LCEVC Log Level', 'lcevc.logLevel')
.addBoolInput_('Draw LCEVC Logo', 'lcevc.drawLogo');
}
/** @private */
addAdsSection_() {
const docLink = this.resolveExternLink_('.AdsConfiguration');
this.addSection_('Ads', docLink)
.addBoolInput_('Custom playhead tracker',
'ads.customPlayheadTracker')
.addBoolInput_('Skip play detection',
'ads.skipPlayDetection')
.addBoolInput_('Supports multiple media elements',
'ads.supportsMultipleMediaElements');
}
/**
* @param {string} category
* @param {string} sectionName
* @private
*/
addRetrictionsSection_(category, sectionName) {
const prefix = (category ? category + '.' : '') + 'restrictions.';
const docLink = this.resolveExternLink_('.Restrictions');
this.addSection_(sectionName, docLink)
.addNumberInput_('Min Width', prefix + 'minWidth')
.addNumberInput_('Max Width', prefix + 'maxWidth')
.addNumberInput_('Min Height', prefix + 'minHeight')
.addNumberInput_('Max Height', prefix + 'maxHeight')
.addNumberInput_('Min Pixels', prefix + 'minPixels')
.addNumberInput_('Max Pixels', prefix + 'maxPixels')
.addNumberInput_('Min Framerate', prefix + 'minFrameRate')
.addNumberInput_('Max Framerate', prefix + 'maxFrameRate')
.addNumberInput_('Min Bandwidth', prefix + 'minBandwidth')
.addNumberInput_('Max Bandwidth', prefix + 'maxBandwidth')
.addNumberInput_('Min Channels Count', prefix + 'minChannelsCount')
.addNumberInput_('Max Channels Count', prefix + 'maxChannelsCount');
}
/**
* @param {string} category
* @param {string} sectionName
* @private
*/
addRetrySection_(category, sectionName) {
const prefix = category + '.retryParameters.';
const docLink = this.resolveExternLink_('.RetryParameters');
this.addSection_(sectionName, docLink)
.addNumberInput_('Max Attempts', prefix + 'maxAttempts',
/* canBeDecimal= */ false,
/* canBeZero= */ false)
.addNumberInput_('Base Delay', prefix + 'baseDelay',
/* canBeDecimal= */ true)
.addNumberInput_('Backoff Factor', prefix + 'backoffFactor',
/* canBeDecimal= */ true)
.addNumberInput_('Fuzz Factor', prefix + 'fuzzFactor',
/* canBeDecimal= */ true)
.addNumberInput_('Timeout Factor', prefix + 'timeout',
/* canBeDecimal= */ true)
.addNumberInput_('Stall Timeout', prefix + 'stallTimeout',
/* canBeDecimal= */ true)
.addNumberInput_('Connection Timeout', prefix + 'connectionTimeout',
/* canBeDecimal= */ true);
}
/** @private */
addOfflineSection_() {
const docLink = this.resolveExternLink_('.OfflineConfiguration');
this.addSection_('Offline', docLink)
.addBoolInput_('Use Persistent Licenses',
'offline.usePersistentLicense')
.addNumberInput_('Number of Parallel Downloads',
'offline.numberOfParallelDownloads');
}
/** @private */
addStreamingSection_() {
const docLink = this.resolveExternLink_('.StreamingConfiguration');
this.addSection_('Streaming', docLink)
.addNumberInput_('Gap detection threshold',
'streaming.gapDetectionThreshold',
/* canBeDecimal= */ true)
.addNumberInput_('Gap Jump Timer Time', 'streaming.gapJumpTimerTime',
/* canBeDecimal= */ true)
.addNumberInput_('Buffering Goal', 'streaming.bufferingGoal',
/* canBeDecimal= */ true)
.addNumberInput_('Duration Backoff', 'streaming.durationBackoff',
/* canBeDecimal= */ true)
.addNumberInput_('Rebuffering Goal', 'streaming.rebufferingGoal',
/* canBeDecimal= */ true)
.addNumberInput_('Buffer Behind', 'streaming.bufferBehind',
/* canBeDecimal= */ true)
.addNumberInput_('Eviction Goal', 'streaming.evictionGoal',
/* canBeDecimal= */ true)
.addNumberInput_('Safe Seek Offset', 'streaming.safeSeekOffset',
/* canBeDecimal= */ true)
.addNumberInput_('Stall Threshold', 'streaming.stallThreshold',
/* canBeDecimal= */ true)
.addNumberInput_('Safe Skip Distance', 'streaming.stallSkip',
/* canBeDecimal= */ true)
.addNumberInput_('Inaccurate Manifest Tolerance',
'streaming.inaccurateManifestTolerance',
/* canBeDecimal= */ true)
.addBoolInput_('Low Latency Mode', 'streaming.lowLatencyMode')
.addBoolInput_('Auto Low Latency Mode', 'streaming.autoLowLatencyMode')
.addBoolInput_('Force HTTP', 'streaming.forceHTTP')
.addBoolInput_('Force HTTPS', 'streaming.forceHTTPS')
.addNumberInput_('Min bytes for progress events',
'streaming.minBytesForProgressEvents')
.addBoolInput_('Prefer native HLS playback when available',
'streaming.preferNativeHls')
.addNumberInput_('Update interval seconds',
'streaming.updateIntervalSeconds',
/* canBeDecimal= */ true)
.addBoolInput_('Dispatch all emsg boxes',
'streaming.dispatchAllEmsgBoxes')
.addBoolInput_('Observe media quality changes',
'streaming.observeQualityChanges')
.addNumberInput_('Max Variant Disabled Time',
'streaming.maxDisabledTime')
.addBoolInput_('Parse PRFT box',
'streaming.parsePrftBox')
.addNumberInput_('Segment Prefetch Limit',
'streaming.segmentPrefetchLimit',
/* canBeDecimal= */ false,
/* canBeZero= */ true,
/* canBeUnset= */ true)
.addCustomTextInput_('Prefetch audio languages', (input) => {
shakaDemoMain.configure(
'streaming.prefetchAudioLanguages',
input.value.split(',').filter(Boolean));
})
.addBoolInput_('Disable Audio Prefetch',
'streaming.disableAudioPrefetch')
.addBoolInput_('Disable Text Prefetch',
'streaming.disableTextPrefetch')
.addBoolInput_('Disable Video Prefetch',
'streaming.disableVideoPrefetch')
.addBoolInput_('Allow Media Source recoveries',
'streaming.allowMediaSourceRecoveries')
.addNumberInput_('Minimum time between recoveries',
'streaming.minTimeBetweenRecoveries')
.addBoolInput_('VOD Dynamic Playback Rate Buffer Control',
'streaming.vodDynamicPlaybackRate')
.addNumberInput_('VOD Dynamic Playback Rate Low Buffer Rate',
'streaming.vodDynamicPlaybackRateLowBufferRate',
/* canBeDecimal= */ true)
.addNumberInput_('VOD Dynamic Playback Rate Buffer Ratio',
'streaming.vodDynamicPlaybackRateBufferRatio',
/* canBeDecimal= */ true)
.addBoolInput_('Infinite Live Stream Duration',
'streaming.infiniteLiveStreamDuration')
.addBoolInput_('Clear decodingInfo cache on unload',
'streaming.clearDecodingCache');
if (!shakaDemoMain.getNativeControlsEnabled()) {
this.addBoolInput_('Always Stream Text', 'streaming.alwaysStreamText');
} else {
// Add a fake custom fixed "input" that warns the users not to change it.
const noop = (input) => {};
this.addCustomBoolInput_('Always Stream Text', noop,
'Text must always be streamed while native controls are enabled, ' +
'for captions to work.');
this.latestInput_.input().disabled = true;
this.latestInput_.input().checked = true;
}
const hdrLevels = {
'': '',
'AUTO': 'AUTO',
'SDR': 'SDR',
'PQ': 'PQ',
'HLG': 'HLG',
};
const hdrLevelNames = {
'AUTO': 'Auto Detect',
'SDR': 'SDR',
'PQ': 'PQ',
'HLG': 'HLG',
'': 'No Preference',
};
this.addSelectInput_('Preferred HDR Level', 'preferredVideoHdrLevel',
hdrLevels, hdrLevelNames);
const videoLayouts = {
'': '',
'CH-STEREO': 'CH-STEREO',
'CH-MONO': 'CH-MONO',
};
const videoLayoutsNames = {
'CH-STEREO': 'Stereoscopic',
'CH-MONO': 'Monoscopic',
'': 'No Preference',
};
this.addSelectInput_('Preferred video layout', 'preferredVideoLayout',
videoLayouts, videoLayoutsNames);
this.addBoolInput_('Start At Segment Boundary',
'streaming.startAtSegmentBoundary')
.addBoolInput_('Ignore Text Stream Failures',
'streaming.ignoreTextStreamFailures')
.addBoolInput_('Stall Detector Enabled', 'streaming.stallEnabled')
.addBoolInput_('Use native HLS for FairPlay',
'streaming.useNativeHlsForFairPlay')
.addNumberInput_('Time window at end to preload next URL',
'streaming.preloadNextUrlWindow',
/* canBeDecimal= */ true,
/* canBeZero= */ true)
.addNumberInput_('Load timeout for src=',
'streaming.loadTimeout',
/* canBeDecimal= */ true)
.addBoolInput_('Don\'t choose codecs',
'streaming.dontChooseCodecs')
.addBoolInput_('Should fix timestampOffset',
'streaming.shouldFixTimestampOffset');
this.addRetrySection_('streaming', 'Streaming Retry Parameters');
this.addLiveSyncSection_();
}
/** @private */
addLiveSyncSection_() {
const docLink = this.resolveExternLink_('.LiveSyncConfiguration');
this.addSection_('Streaming Live Sync', docLink);
this.addBoolInput_('Live Sync', 'streaming.liveSync.enabled')
.addNumberInput_('Target latency',
'streaming.liveSync.targetLatency',
/* canBeDecimal= */ true,
/* canBeZero= */ true)
.addNumberInput_('Target latency tolerance',
'streaming.liveSync.targetLatencyTolerance',
/* canBeDecimal= */ true,
/* canBeZero= */ true)
.addNumberInput_('Max playback rate',
'streaming.liveSync.maxPlaybackRate',
/* canBeDecimal= */ true,
/* canBeZero= */ false)
.addNumberInput_('Min playback rate',
'streaming.liveSync.minPlaybackRate',
/* canBeDecimal= */ true)
.addBoolInput_('Panic Mode', 'streaming.liveSync.panicMode')
.addNumberInput_('Panic Mode Threshold',
'streaming.liveSync.panicThreshold')
.addBoolInput_('Dynamic Target Latency',
'streaming.liveSync.dynamicTargetLatency.enabled')
.addNumberInput_('Dynamic Target Latency Stability Threshold',
'streaming.liveSync.dynamicTargetLatency.stabilityThreshold')
.addNumberInput_('Dynamic Target Latency Rebuffer Increment',
'streaming.liveSync.dynamicTargetLatency.rebufferIncrement',
/* canBeDecimal= */ true,
/* canBeZero= */ true)
.addNumberInput_('Dynamic Target Latency Max Attempts',
'streaming.liveSync.dynamicTargetLatency.maxAttempts')
.addNumberInput_('Dynamic Target Latency Max Latency',
'streaming.liveSync.dynamicTargetLatency.maxLatency')
.addNumberInput_('Dynamic Target Latency Min Latency',
'streaming.liveSync.dynamicTargetLatency.minLatency');
}
/** @private */
addMediaSourceSection_() {
const strategyOptions = shaka.config.CodecSwitchingStrategy;
const strategyOptionsNames = {
'RELOAD': 'reload',
'SMOOTH': 'smooth',
};
const docLink = this.resolveExternLink_('.MediaSourceConfiguration');
this.addSection_('Media source', docLink)
.addBoolInput_('Force Transmux', 'mediaSource.forceTransmux')
.addBoolInput_('Insert fake encryption in init segments when needed ' +
'by the platform.', 'mediaSource.insertFakeEncryptionInInit')
.addSelectInput_(
'Codec Switching Strategy',
'mediaSource.codecSwitchingStrategy',
strategyOptions,
strategyOptionsNames);
}
/** @private */
addLanguageSection_() {
const docLink = this.resolveExternLink_('.PlayerConfiguration');
const autoShowTextOptions = shaka.config.AutoShowText;
const autoShowTextOptionNames = {
'NEVER': 'Never',
'ALWAYS': 'Always',
'IF_PREFERRED_TEXT_LANGUAGE': 'If preferred text language',
'IF_SUBTITLES_MAY_BE_NEEDED': 'If subtitles may be needed',
};
this.addSection_('Language', docLink)
.addTextInput_('Preferred Audio Language', 'preferredAudioLanguage')
.addTextInput_('Preferred Audio Label', 'preferredAudioLabel')
.addTextInput_('Preferred Video Label', 'preferredVideoLabel')
.addTextInput_('Preferred Variant Role', 'preferredVariantRole')
.addTextInput_('Preferred Text Language', 'preferredTextLanguage')
.addTextInput_('Preferred Text Role', 'preferredTextRole')
.addSelectInput_('Auto-Show Text',
'autoShowText',
autoShowTextOptions,
autoShowTextOptionNames);
const onChange = (input) => {
shakaDemoMain.setUILocale(input.value);
shakaDemoMain.remakeHash();
};
this.addCustomTextInput_('Preferred UI Locale', onChange);
this.latestInput_.input().value = shakaDemoMain.getUILocale();
this.addNumberInput_('Preferred Audio Channel Count',
'preferredAudioChannelCount');
this.addBoolInput_('Prefer Spatial Audio', 'preferSpatialAudio');
this.addBoolInput_('Prefer Forced Subs', 'preferForcedSubs');
}
/** @private */
addCodecPreferenceSection_() {
const docLink = this.resolveExternLink_('.PlayerConfiguration');
this.addSection_('Codec preference', docLink)
.addArrayStringInput_('Preferred video codecs',
'preferredVideoCodecs')
.addArrayStringInput_('Preferred audio codecs',
'preferredAudioCodecs');
}
/** @private */
addMetaSection_() {
this.addSection_(/* name= */ null, /* docLink= */ null);
this.addCustomBoolInput_('Shaka Controls', (input) => {
shakaDemoMain.setNativeControlsEnabled(!input.checked);
if (input.checked) {
// Forcibly set |streaming.alwaysStreamText| to true.
shakaDemoMain.configure('streaming.alwaysStreamText', true);
shakaDemoMain.remakeHash();
}
// Enabling/disabling Shaka Controls will change how other controls in
// the config work, so reload the page.
this.reloadAndSaveState_();
});
// TODO: Re-add the tooltipMessage of 'Takes effect next load.' once we
// are ready to add ALL of the tooltip messages.
if (!shakaDemoMain.getNativeControlsEnabled()) {
this.latestInput_.input().checked = true;
}
if (!shakaDemoMain.getNativeControlsEnabled()) {
this.addCustomBoolInput_('Enabled Trick Play Controls', (input) => {
shakaDemoMain.setTrickPlayControlsEnabled(input.checked);
});
if (shakaDemoMain.getTrickPlayControlsEnabled()) {
this.latestInput_.input().checked = true;
}
} else {
// Add a fake custom fixed "input" that warns the users not to change it.
const noop = (input) => {};
this.addCustomBoolInput_('Enabled Trick Play Controls',
noop, 'Trick Play controls require the Shaka UI.');
this.latestInput_.input().disabled = true;
this.latestInput_.input().checked = false;
}
this.addCustomBoolInput_('Enabled custom context menu', (input) => {
shakaDemoMain.setCustomContextMenuEnabled(input.checked);
});
if (shakaDemoMain.getCustomContextMenuEnabled()) {
this.latestInput_.input().checked = true;
}
// shaka.log is not set if logging isn't enabled.
// I.E. if using the release version of shaka.
if (!shaka['log']) {
return;
}
// Access shaka.log using bracket syntax because shaka.log is not exported.
// Exporting the logging methods proved to be a bad solution, both in terms
// of difficulty and in terms of what changes it would require of the
// architectural design of Shaka Player, so this non-type-safe solution is
// the best remaining way to get the Closure compiler to compile this
// method.
const Level = shaka['log']['Level'];
const setLevel = shaka['log']['setLevel'];
const logLevels = {
'info': 'Info',
'debug': 'Debug',
'v': 'Verbose',
'vv': 'Very Verbose',
};
const onChange = (input) => {
switch (input.value) {
case 'info':
setLevel(Level['INFO']);
break;
case 'debug':
setLevel(Level['DEBUG']);
break;
case 'vv':
setLevel(Level['V2']);
break;
case 'v':
setLevel(Level['V1']);
break;
}
shakaDemoMain.remakeHash();
};
this.addCustomSelectInput_('Log Level', logLevels, onChange);
const input = this.latestInput_.input();
switch (shaka['log']['currentLevel']) {
case Level['DEBUG']:
input.value = 'debug';
break;
case Level['V2']:
input.value = 'vv';
break;
case Level['V1']:
input.value = 'v';
break;
default:
input.value = 'info';
break;
}
}
/**
* @param {string} suffix
* @return {string}
* @private
*/
resolveExternLink_(suffix) {
return '../docs/api/shaka.extern.html#' + suffix;
}
/**
* @param {?string} name
* @param {?string} docLink
* @return {!shakaDemo.Config}
* @private
*/
addSection_(name, docLink) {
const style = name ?
shakaDemo.InputContainer.Style.ACCORDION :
shakaDemo.InputContainer.Style.VERTICAL;
this.sections_.push(new shakaDemo.InputContainer(
this.container_, name, style, docLink));
return this;
}
/**
* @param {string} name
* @param {string} valueName
* @param {string=} tooltipMessage
* @return {!shakaDemo.Config}
* @private
*/
addBoolInput_(name, valueName, tooltipMessage) {
const onChange = (input) => {
shakaDemoMain.configure(valueName, input.checked);
shakaDemoMain.remakeHash();
};
this.addCustomBoolInput_(name, onChange, tooltipMessage);
if (shakaDemoMain.getCurrentConfigValue(valueName)) {
this.latestInput_.input().checked = true;
}
return this;
}
/**
* @param {string} name
* @param {function(!HTMLInputElement)} onChange
* @param {string=} tooltipMessage
* @return {!shakaDemo.Config}
* @private
*/
addCustomBoolInput_(name, onChange, tooltipMessage) {
this.createRow_(name, tooltipMessage);
this.latestInput_ = new shakaDemo.BoolInput(
this.getLatestSection_(), name, onChange);
return this;
}
/**
* @param {!string} name
* @param {string} valueName
* @param {string=} tooltipMessage
* @return {!shakaDemo.Config}
* @private
*/
addArrayStringInput_(name, valueName, tooltipMessage) {
const onChange = (input) => {
shakaDemoMain.configure(valueName,
input.value.split(',').filter(Boolean));
shakaDemoMain.remakeHash();
};
this.addCustomTextInput_(name, onChange, tooltipMessage);
const configValue = /** @type {!Array.<string>} */ (
shakaDemoMain.getCurrentConfigValue(valueName));
this.latestInput_.input().value = configValue.join(',');
return this;
}
/**
* @param {!string} name
* @param {string} valueName
* @param {string=} tooltipMessage
* @return {!shakaDemo.Config}
* @private
*/
addTextInput_(name, valueName, tooltipMessage) {
const onChange = (input) => {
shakaDemoMain.configure(valueName, input.value);
shakaDemoMain.remakeHash();
};
this.addCustomTextInput_(name, onChange, tooltipMessage);
this.latestInput_.input().value =
shakaDemoMain.getCurrentConfigValue(valueName);
return this;
}
/**
* @param {string} name
* @param {function(!HTMLInputElement)} onChange
* @param {string=} tooltipMessage
* @return {!shakaDemo.Config}
* @private
*/
addCustomTextInput_(name, onChange, tooltipMessage) {
this.createRow_(name, tooltipMessage);
this.latestInput_ = new shakaDemo.TextInput(
this.getLatestSection_(), name, onChange);
return this;
}
/**
* @param {string} name
* @param {string} valueName
* @param {boolean=} canBeDecimal
* @param {boolean=} canBeZero
* @param {boolean=} canBeUnset
* @param {string=} tooltipMessage
* @return {!shakaDemo.Config}
* @private
*/
addNumberInput_(name, valueName, canBeDecimal = false, canBeZero = true,
canBeUnset = false, tooltipMessage) {
const onChange = (input) => {
if (input.value == 'Infinity') {
shakaDemoMain.configure(valueName, Infinity);
} else if (input.value == '' && canBeUnset) {
shakaDemoMain.resetConfiguration(valueName);
} else {
const valueAsNumber = Number(input.value);
if (valueAsNumber == 0 && !canBeZero) {
shakaDemoMain.resetConfiguration(valueName);
} else if (isNaN(valueAsNumber)) {
shakaDemoMain.resetConfiguration(valueName);
} else {
if (Math.floor(valueAsNumber) != valueAsNumber && !canBeDecimal) {
shakaDemoMain.resetConfiguration(valueName);
} else {
shakaDemoMain.configure(valueName, valueAsNumber);
}
}
}
shakaDemoMain.remakeHash();
};
this.createRow_(name, tooltipMessage);
this.latestInput_ = new shakaDemo.NumberInput(
this.getLatestSection_(), name, onChange, canBeDecimal, canBeZero,
canBeUnset);
this.latestInput_.input().value =
shakaDemoMain.getCurrentConfigValue(valueName);
if (isNaN(Number(this.latestInput_.input().value)) && canBeUnset) {
this.latestInput_.input().value = '';
}
return this;
}
/**
* @param {string} name
* @param {!Array.<string>} values
* @param {function(!HTMLInputElement)} onChange
* @param {string=} tooltipMessage
* @return {!shakaDemo.Config}
* @private
*/
addDatalistInput_(name, values, onChange, tooltipMessage) {
this.createRow_(name, tooltipMessage);
this.latestInput_ = new shakaDemo.DatalistInput(
this.getLatestSection_(), name, onChange, values);
return this;
}
/**
* @param {string} name
* @param {!Object.<string, string>} values
* @param {function(!HTMLInputElement)} onChange
* @param {string=} tooltipMessage
* @return {!shakaDemo.Config}
* @private
*/
addCustomSelectInput_(name, values, onChange, tooltipMessage) {
this.createRow_(name, tooltipMessage);
// The input is not provided a name, as (in this enclosed space) it makes
// the actual field unreadable.
this.latestInput_ = new shakaDemo.SelectInput(
this.getLatestSection_(), null, onChange, values);
return this;
}
/**
* @param {string} name
* @param {string} valueName
* @param {!Object.<string, ?>} options
* @param {!Object.<string, string>} optionNames
* @param {string=} tooltipMessage
* @return {!shakaDemo.Config}
* @private
*/
addSelectInput_(name, valueName, options, optionNames, tooltipMessage) {
const onChange = (input) => {
shakaDemoMain.configure(valueName, options[input.value]);
shakaDemoMain.remakeHash();
};
// If there are any translations missing for option names, fill in the
// constant from the enum. This ensures new enum values are usable in the
// demo in some form, even if they are forgotten in the demo config.
for (const key in options) {
if (!(key in optionNames)) {
optionNames[key] = key;
}
}
this.addCustomSelectInput_(name, optionNames, onChange, tooltipMessage);
const initialValue = shakaDemoMain.getCurrentConfigValue(valueName);