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Improve high-quality codec support detection

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redphx 2023-08-05 09:39:54 +07:00
parent fe7b8d1ade
commit e940524ab1
1 changed files with 31 additions and 10 deletions
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41
better-xcloud.user.js
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@ -1873,7 +1873,7 @@ function injectSettingsButton($parent) {
labelAttrs = {'for': 'xcloud_setting_' + settingId, 'tabindex': 0}; labelAttrs = {'for': 'xcloud_setting_' + settingId, 'tabindex': 0};
if (settingId === Preferences.USE_DESKTOP_CODEC && !hasRtcSetCodecPreferencesSupport()) { if (settingId === Preferences.USE_DESKTOP_CODEC && !hasHighQualityCodecSupport()) {
$control.checked = false; $control.checked = false;
$control.disabled = true; $control.disabled = true;
$control.title = 'Your browser doesn\'t support this feature'; $control.title = 'Your browser doesn\'t support this feature';
@ -2154,17 +2154,38 @@ function patchVideoApi() {
} }
function hasRtcSetCodecPreferencesSupport() { function hasHighQualityCodecSupport() {
return (typeof RTCRtpTransceiver !== 'undefined' && 'setCodecPreferences' in RTCRtpTransceiver.prototype) if (typeof HAS_HIGH_QUALITY_CODEC_SUPPORT !== 'undefined') {
} return HAS_HIGH_QUALITY_CODEC_SUPPORT;
function patchRtcCodecs() {
if (!PREFS.get(Preferences.USE_DESKTOP_CODEC)) {
return;
} }
if (!hasRtcSetCodecPreferencesSupport()) { if (typeof RTCRtpTransceiver === 'undefined' || !('setCodecPreferences' in RTCRtpTransceiver.prototype)) {
console.log('[Better xCloud] RTCRtpTransceiver.setCodecPreferences() is not supported'); return false;
}
if (!('getCapabilities' in RTCRtpReceiver)) {
return false;
}
const codecs = RTCRtpReceiver.getCapabilities('video').codecs;
for (let codec of codecs) {
if (codec.mimeType.toLowerCase() !== 'video/h264' || !codec.sdpFmtpLine) {
continue;
}
const fmtp = codec.sdpFmtpLine.toLowerCase();
if (fmtp.includes('profile-level-id=4d')) {
return true;
}
}
return false;
}
var HAS_HIGH_QUALITY_CODEC_SUPPORT = hasHighQualityCodecSupport();
function patchRtcCodecs() {
if (!PREFS.get(Preferences.USE_DESKTOP_CODEC) || !hasHighQualityCodecSupport()) {
return; return;
} }