Own publication independently of its window and reserve call capture

tools/chatgui/src/call_audio_engine.h

@@ -6,6 +6,7 @@
 #include <vector>
 #include <QTimer>
 #include "audio_device.h"
+#include "audio_capture_lease.h"
 #include "voice_audio_io.h"
 
 struct ma_device;
@@ -59,6 +60,7 @@ private:
 
     QString m_captureId;
     AudioDevice m_capture;
+    AudioCaptureLease m_microphone;
     VoiceAudioIo m_voice;
     bool m_outputAttached = false;
     QTimer m_recoveryTimer;