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Extract canPlayDts function

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Dmitry Lyzo 2024-04-15 21:01:44 +03:00 • committed by Dmitry Lyzo
parent 9bda84ed83
commit 58051dcd80
1 changed files with 20 additions and 6 deletions
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26
src/scripts/browserDeviceProfile.js
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@ -94,6 +94,25 @@ function supportsAc3(videoTestElement) {
return videoTestElement.canPlayType('audio/mp4; codecs="ac-3"').replace(/no/, '');
}
/**
* Checks if the device supports DTS (DCA).
* @param {HTMLVideoElement} videoTestElement The video test element
* @returns {boolean|null} _true_ if the device supports DTS (DCA). _false_ if the device doesn't support DTS (DCA). _null_ if support status is unknown.
*/
function canPlayDts(videoTestElement) {
// DTS audio is not supported by Samsung TV 2018+ (Tizen 4.0+) and LG TV 2020-2022 (webOS 5.0, 6.0 and 22) models
if (browser.tizenVersion >= 4 || (browser.web0sVersion >= 5 && browser.web0sVersion < 23)) {
return false;
}
if (videoTestElement.canPlayType('video/mp4; codecs="dts-"').replace(/no/, '')
|| videoTestElement.canPlayType('video/mp4; codecs="dts+"').replace(/no/, '')) {
return true;
}
return null;
}
function supportsEac3(videoTestElement) {
if (browser.tizen || browser.web0s) {
return true;
@ -530,12 +549,7 @@ export default function (options) {
let supportsDts = options.supportsDts;
if (supportsDts == null) {
supportsDts = browser.tizen || browser.web0sVersion || videoTestElement.canPlayType('video/mp4; codecs="dts-"').replace(/no/, '') || videoTestElement.canPlayType('video/mp4; codecs="dts+"').replace(/no/, '');
// DTS audio is not supported by Samsung TV 2018+ (Tizen 4.0+) and LG TV 2020-2022 (webOS 5.0, 6.0 and 22) models
if (browser.tizenVersion >= 4 || (browser.web0sVersion >= 5 && browser.web0sVersion < 23)) {
supportsDts = false;
}
supportsDts = canPlayDts(videoTestElement);
}
if (supportsDts) {