Audio probes for AudioCapture plugin.

Change-Id: Iea37d455ee53c9d055af4f9ca62d8a9ea241d31f
Reviewed-by: Michael Goddard <michael.goddard@nokia.com>
Reviewed-by: Dmytro Poplavskiy <dmytro.poplavskiy@nokia.com>

1 files changed, 23 insertions, 1 deletions

diff --git a/src/plugins/audiocapture/audiocapturesession.h b/src/plugins/audiocapture/audiocapturesession.h
index 4d1374391..d1241a8b6 100644
--- a/src/plugins/audiocapture/audiocapturesession.h
+++ b/src/plugins/audiocapture/audiocapturesession.h
@@ -45,6 +45,7 @@
 #include <QFile>
 #include <QUrl>
 #include <QDir>
+#include <QMutex>
 
 #include "audioencodercontrol.h"
 #include "audioinputselector.h"
@@ -56,6 +57,25 @@
 
 QT_USE_NAMESPACE
 
+class AudioCaptureProbeControl;
+
+class FileProbeProxy: public QFile {
+public:
+    void startProbes(const QAudioFormat& format);
+    void stopProbes();
+    void addProbe(AudioCaptureProbeControl *probe);
+    void removeProbe(AudioCaptureProbeControl *probe);
+
+protected:
+    virtual qint64 writeData(const char *data, qint64 len);
+
+private:
+    QAudioFormat m_format;
+    QList<AudioCaptureProbeControl*> m_probes;
+    QMutex m_probeMutex;
+};
+
+
 class AudioCaptureSession : public QObject
 {
     Q_OBJECT
@@ -80,6 +100,8 @@ public:
     void record();
     void pause();
     void stop();
+    void addProbe(AudioCaptureProbeControl *probe);
+    void removeProbe(AudioCaptureProbeControl *probe);
 
 public slots:
     void setCaptureDevice(const QString &deviceName);
@@ -97,7 +119,7 @@ private:
     QDir defaultDir() const;
     QString generateFileName(const QDir &dir, const QString &ext) const;
 
-    QFile file;
+    FileProbeProxy file;
     QString m_captureDevice;
     QUrl m_sink;
     QUrl m_actualSink;