Camerabin backend: don't request audio resources unless recording video

To allow alarms while camera is running.

Task-number: PMO 279633
Reviewed-by: Michael Goddard
Change-Id: I4760dc9bc05e903da5b9bbe5b449c02929b64426

1 files changed, 22 insertions, 0 deletions

diff --git a/plugins/multimedia/gstreamer/camerabin/camerabincontrol.cpp b/plugins/multimedia/gstreamer/camerabin/camerabincontrol.cpp
index d31ea5541f..8038d94c2e 100644
--- a/plugins/multimedia/gstreamer/camerabin/camerabincontrol.cpp
+++ b/plugins/multimedia/gstreamer/camerabin/camerabincontrol.cpp
@@ -46,6 +46,7 @@
 #include "camerabinvideoencoder.h"
 #include "camerabinimageencoder.h"
 #include "camerabinresourcepolicy.h"
+#include "camerabinrecorder.h"
 
 #include <QtCore/qdebug.h>
 #include <QtCore/qfile.h>
@@ -92,6 +93,8 @@ CameraBinControl::CameraBinControl(CameraBinSession *session)
             SLOT(reloadLater()));
     connect(m_session, SIGNAL(error(int,QString)),
             SLOT(handleCameraError(int,QString)));
+    connect(m_session->recorderControl(), SIGNAL(stateChanged(QMediaRecorder::State)),
+            SLOT(updateRecorderResources(QMediaRecorder::State)));
 
     m_resourcePolicy = new CamerabinResourcePolicy(this);
     connect(m_resourcePolicy, SIGNAL(resourcesGranted()),
@@ -357,3 +360,22 @@ void CameraBinControl::setViewfinderColorSpaceConversion(bool enabled)
 
     g_object_set(G_OBJECT(m_session->cameraBin()), "flags", flags, NULL);
 }
+
+void CameraBinControl::updateRecorderResources(QMediaRecorder::State recorderState)
+{
+    if (m_state == QCamera::ActiveState) {
+        CamerabinResourcePolicy::ResourceSet resourceSet;
+
+        if (recorderState == QMediaRecorder::RecordingState) {
+            resourceSet = CamerabinResourcePolicy::VideoRecordingResources;
+        } else {
+            if (captureMode() == QCamera::CaptureStillImage)
+                resourceSet = CamerabinResourcePolicy::ImageCaptureResources;
+            else
+                resourceSet = CamerabinResourcePolicy::VideoCaptureResources;
+        }
+
+        if (m_resourcePolicy->resourceSet() != resourceSet)
+            m_resourcePolicy->setResourceSet(resourceSet);
+    }
+}