Add audio probe handling in the player example

Adds histogram widgets to visualize the data received from the audio
probes, similar to what's done for the video probe already.

Change-Id: Ie49a7766dc7ddcab1d9ccaf31372fb23f9ff5b68
Reviewed-by: Yoann Lopes <yoann.lopes@qt.io>

1 files changed, 7 insertions, 2 deletions

diff --git a/examples/multimediawidgets/player/player.h b/examples/multimediawidgets/player/player.h
index ca643bd7d..ff60f8c63 100644
--- a/examples/multimediawidgets/player/player.h
+++ b/examples/multimediawidgets/player/player.h
@@ -56,6 +56,7 @@ class QPushButton;
 class QSlider;
 class QVideoProbe;
 class QVideoWidget;
+class QAudioProbe;
 QT_END_NAMESPACE
 
 class PlaylistModel;
@@ -89,6 +90,7 @@ private slots:
     void playlistPositionChanged(int);
 
     void statusChanged(QMediaPlayer::MediaStatus status);
+    void stateChanged(QMediaPlayer::State state);
     void bufferingProgress(int progress);
     void videoAvailableChanged(bool available);
 
@@ -97,6 +99,7 @@ private slots:
     void showColorDialog();
 
 private:
+    void clearHistogram();
     void setTrackInfo(const QString &info);
     void setStatusInfo(const QString &info);
     void handleCursor(QMediaPlayer::MediaStatus status);
@@ -113,8 +116,10 @@ private:
     QDialog *colorDialog;
 
     QLabel *labelHistogram;
-    HistogramWidget *histogram;
-    QVideoProbe *probe;
+    HistogramWidget *videoHistogram;
+    HistogramWidget *audioHistogram;
+    QVideoProbe *videoProbe;
+    QAudioProbe *audioProbe;
 
     PlaylistModel *playlistModel;
     QAbstractItemView *playlistView;