updates to fix qml

src/qml/presenter/Presentation.qml

@@ -1,13 +1,12 @@
 import QtQuick 2.15
-import QtQuick.Dialogs 1.0
 import QtQuick.Controls 2.15 as Controls
 import QtQuick.Window 2.15
 import QtQuick.Layouts 1.15
+import QtMultimedia
 /* import QtAudioEngine 1.15 */
 import org.kde.kirigami 2.13 as Kirigami
 import "./" as Presenter
 import org.presenter 1.0
-import mpv 1.0
 
 FocusScope {
     id: root
@@ -454,13 +453,12 @@ FocusScope {
         onTriggered: root.visible ? keyHandler.forceActiveFocus() : null
     }
 
-    MpvObject {
+    MediaPlayer {
         id: audio
-        useHwdec: true
-        enableAudio: true
+        audioOutput: AudioOutput {}
         // embeded mpv allows to set commandline propertys using the options/<name>
         // syntax. This could be abstracted later, but for now this works.
-        Component.onCompleted: audio.setProperty("options/audio-display", "no");
+        /* Component.onCompleted: audio.setProperty("options/audio-display", "no"); */
     }
 
     function pauseVideo() {