feat: screenshare hardware acceleration

fluxer_app/src/stores/VoiceSettingsStore.tsx

@@ -57,6 +57,7 @@ type VoiceSettingsUpdate = Partial<{
 	showVoiceConnectionId: boolean;
 	pauseOwnScreenSharePreviewOnUnfocus: boolean;
 	disablePictureInPicturePopout: boolean;
+	screenShareHardwareAcceleration: boolean;
 }>;
 
 class VoiceSettingsStore {
@@ -82,6 +83,7 @@ class VoiceSettingsStore {
 	showVoiceConnectionIdPrefV2 = true;
 	pauseOwnScreenSharePreviewOnUnfocusPrefV2 = true;
 	disablePictureInPicturePopout = false;
+	screenShareHardwareAcceleration = true;
 
 	constructor() {
 		makeAutoObservable(
@@ -109,6 +111,7 @@ class VoiceSettingsStore {
 				getShowVoiceConnectionId: false,
 				getDisablePictureInPicturePopout: false,
 				getPauseOwnScreenSharePreviewOnUnfocus: false,
+				getScreenShareHardwareAcceleration: false,
 			},
 			{autoBind: true},
 		);
@@ -138,6 +141,7 @@ class VoiceSettingsStore {
 			'showVoiceConnectionIdPrefV2',
 			'pauseOwnScreenSharePreviewOnUnfocusPrefV2',
 			'disablePictureInPicturePopout',
+			'screenShareHardwareAcceleration',
 		]);
 	}
 
@@ -296,6 +300,10 @@ class VoiceSettingsStore {
 		return this.pauseOwnScreenSharePreviewOnUnfocus;
 	}
 
+	getScreenShareHardwareAcceleration(): boolean {
+		return this.screenShareHardwareAcceleration;
+	}
+
 	updateSettings(data: VoiceSettingsUpdate): void {
 		const validated = this.validateSettings(data);
 
@@ -326,6 +334,8 @@ class VoiceSettingsStore {
 			this.pauseOwnScreenSharePreviewOnUnfocus = validated.pauseOwnScreenSharePreviewOnUnfocus;
 		if (validated.disablePictureInPicturePopout !== undefined)
 			this.disablePictureInPicturePopout = validated.disablePictureInPicturePopout;
+		if (validated.screenShareHardwareAcceleration !== undefined)
+			this.screenShareHardwareAcceleration = validated.screenShareHardwareAcceleration;
 	}
 
 	private validateSettings(data: VoiceSettingsUpdate): VoiceSettingsUpdate {
@@ -387,6 +397,7 @@ class VoiceSettingsStore {
 			pauseOwnScreenSharePreviewOnUnfocus:
 				data.pauseOwnScreenSharePreviewOnUnfocus ?? this.pauseOwnScreenSharePreviewOnUnfocus,
 			disablePictureInPicturePopout: data.disablePictureInPicturePopout ?? this.disablePictureInPicturePopout,
+			screenShareHardwareAcceleration: data.screenShareHardwareAcceleration ?? this.screenShareHardwareAcceleration,
 		};
 	}
 }

fluxer_app/src/stores/voice/VoiceScreenShareManager.tsx

@@ -23,6 +23,7 @@ import {Logger} from '@app/lib/Logger';
 import {Platform} from '@app/lib/Platform';
 import LocalVoiceStateStore from '@app/stores/LocalVoiceStateStore';
 import MediaPermissionStore from '@app/stores/MediaPermissionStore';
+import VoiceSettingsStore from '@app/stores/VoiceSettingsStore';
 import VoiceConnectionManager from '@app/stores/voice/VoiceConnectionManager';
 import {syncLocalVoiceStateWithServer, updateLocalParticipantFromRoom} from '@app/stores/voice/VoiceMediaEngineBridge';
 import VoiceMediaStateCoordinator from '@app/stores/voice/VoiceMediaStateCoordinator';
@@ -30,11 +31,25 @@ import {ScreenRecordingPermissionDeniedError} from '@app/utils/errors/ScreenReco
 import {ensureNativePermission} from '@app/utils/NativePermissions';
 import {isDesktop, isNativeMacOS} from '@app/utils/NativeUtils';
 import {SoundType} from '@app/utils/SoundUtils';
-import {type Room, type ScreenShareCaptureOptions, Track, type TrackPublishOptions} from 'livekit-client';
+import {
+	type Room,
+	type ScreenShareCaptureOptions,
+	Track,
+	type TrackPublishOptions,
+	type VideoCodec,
+} from 'livekit-client';
 import {makeAutoObservable, runInAction} from 'mobx';
 
 const logger = new Logger('VoiceScreenShareManager');
 
+function getPreferredScreenShareCodec(): VideoCodec {
+	if (VoiceSettingsStore.getScreenShareHardwareAcceleration()) {
+		return 'h265';
+	}
+
+	return 'vp9';
+}
+
 class VoiceScreenShareManager {
 	isScreenSharePending = false;
 
@@ -160,8 +175,16 @@ class VoiceScreenShareManager {
 			this.isScreenSharePending = true;
 		});
 
+		const preferredVideoCodec = publishOptions?.videoCodec ?? getPreferredScreenShareCodec();
+		const effectivePublishOptions = enabled
+			? {
+					...publishOptions,
+					videoCodec: preferredVideoCodec,
+				}
+			: publishOptions;
+
 		try {
-			await participant.setScreenShareEnabled(enabled, restOptions, publishOptions);
+			await participant.setScreenShareEnabled(enabled, restOptions, effectivePublishOptions);
 			if (enabled) applyState(true);
 
 			updateLocalParticipantFromRoom(room);