Clean audio capture when using MultimediaParametersDialog (avoid having micro recording after quitting the Waiting Room/Media menus)

linphone-app/src/components/settings/SettingsModel.cpp

@@ -275,8 +275,10 @@ void SettingsModel::startCaptureGraph(){
 	++mCaptureGraphListenerCount;
 }
 void SettingsModel::stopCaptureGraph(){
-	if(--mCaptureGraphListenerCount == 0)
-		deleteCaptureGraph();
+	if(mCaptureGraphListenerCount > 0 ){
+		if(--mCaptureGraphListenerCount == 0)
+			deleteCaptureGraph();
+	}
 }
 void SettingsModel::deleteCaptureGraph(){
 	if (mSimpleCaptureGraph) {

linphone-app/ui/views/App/Calls/WaitingRoom.qml

@@ -161,25 +161,33 @@ Rectangle {
 					showCustomButton: !mainItem.callModel
 					showUsername: false
 					customButtonColorSet : WaitingRoomStyle.buttons.options
-					customButtonToggled: mediaMenu.visible
+					customButtonToggled: multimediaLoader.active
 					
 					onVideoDefinitionChanged: previewDefinition = SettingsModel.getCurrentPreviewVideoDefinition()
-					onCustomButtonClicked: mediaMenu.visible = !mediaMenu.visible
+					onCustomButtonClicked: multimediaLoader.active = !multimediaLoader.active
 				}
 			}
-			MultimediaParametersDialog{
-				id: mediaMenu
+			Loader{
+				id: multimediaLoader
 				Layout.fillHeight: true
 				Layout.leftMargin: 10
 				Layout.rightMargin: 10
-				Layout.minimumHeight: fitHeight
-				Layout.minimumWidth: fitWidth
-				radius: 8
-				flat: true
-				showMargins: true
-				fixedSize: false
-				onExitStatus: visible = false
-				visible: false
+				Layout.minimumHeight: item? item.fitHeight : 0
+				Layout.minimumWidth: item? item.fitWidth : 0
+				
+				sourceComponent: multimediaComponent
+				active: false
+				
+				Component{
+					id: multimediaComponent
+					MultimediaParametersDialog{
+						radius: 8
+						flat: true
+						showMargins: true
+						fixedSize: false
+						onExitStatus: multimediaLoader.active = false
+					}
+				}
 			}
 		}
 		ColumnLayout{