diff --git a/src/scripts/browserDeviceProfile.js b/src/scripts/browserDeviceProfile.js index dce9a02cb4..8bc3b21644 100644 --- a/src/scripts/browserDeviceProfile.js +++ b/src/scripts/browserDeviceProfile.js @@ -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) {