Active speaker + Round corners (OpenGL)

Linphone/core/participant/ParticipantDeviceCore.cpp

@@ -46,6 +46,7 @@ ParticipantDeviceCore::ParticipantDeviceCore(const std::shared_ptr<linphone::Par
 	mAddress = Utils::coreStringToAppString(device->getAddress()->asStringUriOnly());
 	mIsMuted = device->getIsMuted();
 	mIsMe = isMe;
+	mIsSpeaking = device->getIsSpeaking();
 	mParticipantDeviceModel = Utils::makeQObject_ptr<ParticipantDeviceModel>(device);
 	mParticipantDeviceModel->setSelf(mParticipantDeviceModel);
 	mState = LinphoneEnums::fromLinphone(device->getState());

Linphone/data/CMakeLists.txt

@@ -1,7 +1,7 @@
 list(APPEND _LINPHONEAPP_RC_FILES data/assistant/use-app-sip-account.rc
 	data/assistant/create-app-sip-account.rc
 	data/assistant/use-other-sip-account.rc
-	data/shaders/roundEffect.vert.qsb
+	data/shaders/opacityMask.frag.qsb
 	data/shaders/roundEffect.frag.qsb
 )
 

Linphone/data/shaders/opacityMask.frag

@@ -0,0 +1,16 @@
+#version 440
+
+layout(location = 0) in vec2 qt_TexCoord0;
+layout(location = 0) out vec4 fragColor;
+
+layout(std140, binding = 0) uniform buf {
+    mat4 qt_Matrix;
+    float qt_Opacity;
+};
+
+layout(binding = 1) uniform sampler2D source;
+layout(binding = 2) uniform sampler2D maskSource;
+
+void main() {
+    fragColor = texture(source, qt_TexCoord0.st) * (texture(maskSource, qt_TexCoord0.st).a) * qt_Opacity;
+}

Linphone/data/shaders/roundEffect.frag

@@ -1,18 +1,43 @@
 #version 440
-layout(location = 0) in vec2 coord;
+
+//qsb --glsl "100 es,120,150" --hlsl 50 --msl 12 -o roundEffect.frag.qsb roundEffect.frag
+
+// qt_TexCoord0 E [0.0 , 1.0]
+layout(location = 0) in vec2 qt_TexCoord0;
 layout(location = 0) out vec4 fragColor;
 layout(std140, binding = 0) uniform buf {
 	mat4 qt_Matrix;
 	float qt_Opacity;
-	float edge;
-};
+// How soft the edges should be (in pixels). Higher values could be used to simulate a drop shadow. = 1.0
+	float edgeSoftness;
+// The radius of the corners (in pixels).
+	float radius;
+	// Apply a drop shadow effect. = 0.5
+	float shadowSoftness;
+// Drop shadow offset. = 0.5
+	float shadowOffset;
+	float width;
+	float height;
+} ubuf;
 layout(binding = 1) uniform sampler2D src;
 
-void main() {
-	float dist = distance(coord, vec2( 0.5 ));
-	float delta = fwidth(dist);
-	float alpha = smoothstep( mix(clamp(edge, 0.0, 1.0), 0.0, 0.5) - delta, 0.5, dist );
-	
-	vec4 tex = texture(src, coord);
-	fragColor = mix( tex, vec4(0.0), alpha) * qt_Opacity;
+float roundedBoxSDF(vec2 position, vec2 offset, float radius) {
+	return length(max(abs(position)-offset+radius,0.0))-radius;
+}
+
+void main(){
+	vec2 size = vec2(ubuf.width, ubuf.height);
+	vec2 center = vec2(0.5);
+	// Calculate distance to edge.
+	float dist = roundedBoxSDF( (qt_TexCoord0.xy - center) * size, size/2.0 - 1.0, ubuf.radius);
+	float smoothedAlpha =  max(1.0 - smoothstep(-ubuf.edgeSoftness, ubuf.edgeSoftness * 2.0, dist), 0);
+	// Return the resultant shape.
+	vec4 tex = texture(src, qt_TexCoord0.st);
+	vec4 quadColor		= mix(vec4(0.0, 0.0, 0.0, 0.0), vec4(tex.rgb, smoothedAlpha), smoothedAlpha);
+	// Apply a drop shadow effect.
+	vec2 shadowOffset 	 = vec2(0.0, ubuf.shadowOffset);
+	float shadowDistance = roundedBoxSDF((qt_TexCoord0.xy - center) * size, size/2.0, ubuf.radius);
+	float shadowAlpha 	 = 1.0 - smoothstep(-1.0, ubuf.shadowSoftness, shadowDistance);
+	vec4 shadowColor 	 = vec4(0.4, 0.4, 0.4, 1.0);
+	fragColor 			 = mix(quadColor, shadowColor, shadowAlpha - smoothedAlpha) * ubuf.qt_Opacity;
 }

Linphone/data/shaders/roundEffect.vert

@@ -1,13 +0,0 @@
-#version 440
-layout(location = 0) in vec4 qt_Vertex;
-layout(location = 1) in vec2 qt_MultiTextCoord0;
-layout(location = 0) out vec2 coord;
-layout(std140, binding = 0) uniform buf {
-	mat4 qt_Matrix;
-	float qt_Opacity;
-};
-
-void main() {
-	coord = qt_MultiTextCoord0;
-	gl_Position = qt_Matrix * qt_Vertex;
-}

Linphone/view/Item/Contact/Avatar.qml

@@ -124,7 +124,6 @@ StackView {
 			id: avatarItem
 			height: mainItem.height
 			width: height
-		
 			Image {
 				id: image
 				visible: false
@@ -135,16 +134,20 @@ StackView {
 				fillMode: Image.PreserveAspectCrop
 				anchors.centerIn: parent
 				source: mainItem.account && mainItem.account.core.pictureUri 
-				|| mainItem.contact && mainItem.contact.core.pictureUri
-				|| computedAvatarUri
+					|| mainItem.contact && mainItem.contact.core.pictureUri
+					|| computedAvatarUri
 				mipmap: true
+				layer.enabled: true
 			}
 			ShaderEffect {
 				id: roundEffect
 				property variant src: image
-				property double edge: 0.9
+				property real edge: 0.9
+				property real edgeSoftness: 0.9
+				property real radius: width / 2.0
+				property real shadowSoftness: 0.5
+				property real shadowOffset: 0.01
 				anchors.fill: parent
-				vertexShader: 'qrc:/data/shaders/roundEffect.vert.qsb'
 				fragmentShader: 'qrc:/data/shaders/roundEffect.frag.qsb'
 			}
 		}

Linphone/view/Item/Contact/Sticker.qml

@@ -18,6 +18,7 @@ Item {
 	property AccountGui account: null
 	property ParticipantDeviceGui participantDevice: null
 	property bool previewEnabled: false
+	property bool displayBorder : participantDevice && participantDevice.core.isSpeaking || false
 	property color color: DefaultStyle.grey_600
 	property int radius: 15 * DefaultStyle.dp
 	property var peerAddressObj: participantDevice && participantDevice.core
@@ -32,10 +33,13 @@ Item {
 
 	Rectangle {
 		id: background
-		color: mainItem.color
+		color: noCameraLayout.visible ? mainItem.color : 'transparent'
 		radius: mainItem.radius
 		anchors.fill: parent
+		border.color: DefaultStyle.main2_200
+		border.width: mainItem.displayBorder ? 3 * DefaultStyle.dp : 0
 		ColumnLayout {
+			id: noCameraLayout
 			anchors.centerIn: parent
 			visible: !cameraLoader.active || cameraLoader.status != Loader.Ready || !cameraLoader.item.isReady
 			Avatar{
@@ -85,11 +89,11 @@ Item {
 			Item {
 				height: cameraLoader.height
 				width: cameraLoader.width
-				property bool isReady: cameraItem.visible
+				property alias isReady: cameraItem.isReady
 				CameraGui{
 					id: cameraItem
 					anchors.fill: parent
-					visible: isReady
+					visible: false
 					call: mainItem.call
 					participantDevice: mainItem.participantDevice
 					isPreview: mainItem.previewEnabled
@@ -98,6 +102,20 @@ Item {
 						console.log("Request new renderer")
 						resetTimer.restart()
 					}
+					layer.enabled: true
+				}
+				
+				ShaderEffect {
+					id: roundEffect
+					property variant src: cameraItem
+					property real edge: 0.9
+					property real edgeSoftness: 0.9
+					property real radius: mainItem.radius
+					property real shadowSoftness: 0.5
+					property real shadowOffset: 0.01
+					anchors.fill: parent
+					visible: cameraItem.isReady
+					fragmentShader: 'qrc:/data/shaders/roundEffect.frag.qsb'
 				}
 			}
 		}