Fix some compiler warnings.

Mostly about deprecated ASCII casts.

Change-Id: I70428913799c15f20a1a5f80be57848e1072e058
Reviewed-on: http://codereview.qt.nokia.com/4158
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Jonas Rabbe <jonas.rabbe@nokia.com>

src/plugins/fakeradio/fakeradioserviceplugin.cpp

@@ -71,11 +71,14 @@ void FakeRadioServicePlugin::release(QMediaService *service)
 
 QList<QByteArray> FakeRadioServicePlugin::devices(const QByteArray &service) const
 {
+    Q_UNUSED(service);
     return QList<QByteArray>();
 }
 
 QString FakeRadioServicePlugin::deviceDescription(const QByteArray &service, const QByteArray &device)
 {
+    Q_UNUSED(service);
+    Q_UNUSED(device);
     return QString();
 }
 

src/plugins/gstreamer/gstvideoconnector.c

@@ -131,6 +131,7 @@ static void
 gst_video_connector_init (GstVideoConnector *element,
                           GstVideoConnectorClass *g_class)
 {
+    (void) g_class;
     element->sinkpad =
             gst_pad_new_from_static_template (&gst_video_connector_sink_factory,
                                               "sink");
@@ -269,6 +270,9 @@ gst_video_connector_resend_new_segment(GstElement * element, gboolean emitFailed
 
 static gboolean gst_video_connector_new_buffer_probe(GstObject *pad, GstBuffer *buffer, guint * object)
 {
+    (void) pad;
+    (void) buffer;
+
     GstVideoConnector *element = GST_VIDEO_CONNECTOR (object);
 
     /*

src/plugins/gstreamer/mediaplayer/qgstappsrc.cpp

@@ -182,6 +182,7 @@ bool QGstAppSrc::doSeek(qint64 value)
 
 gboolean QGstAppSrc::on_seek_data(GstAppSrc *element, guint64 arg0, gpointer userdata)
 {
+    Q_UNUSED(element);
     QGstAppSrc *self = reinterpret_cast<QGstAppSrc*>(userdata);
     if (self && self->isStreamValid()) {
         if (!self->stream()->isSequential())
@@ -195,6 +196,7 @@ gboolean QGstAppSrc::on_seek_data(GstAppSrc *element, guint64 arg0, gpointer use
 
 void QGstAppSrc::on_enough_data(GstAppSrc *element, gpointer userdata)
 {
+    Q_UNUSED(element);
     QGstAppSrc *self = reinterpret_cast<QGstAppSrc*>(userdata);
     if (self)
         self->enoughData() = true;
@@ -202,6 +204,7 @@ void QGstAppSrc::on_enough_data(GstAppSrc *element, gpointer userdata)
 
 void QGstAppSrc::on_need_data(GstAppSrc *element, guint arg0, gpointer userdata)
 {
+    Q_UNUSED(element);
     QGstAppSrc *self = reinterpret_cast<QGstAppSrc*>(userdata);
     if (self) {
         self->dataRequested() = true;

src/plugins/gstreamer/mediaplayer/qgstreamerplayersession.cpp

@@ -103,8 +103,8 @@ QGstreamerPlayerSession::QGstreamerPlayerSession(QObject *parent)
      m_lastPosition(0),
      m_duration(-1),
      m_durationQueries(0),
-     m_everPlayed(false) ,
      m_sourceType(UnknownSrc),
+     m_everPlayed(false),
      m_isLiveSource(false)
 {
 #ifdef USE_PLAYBIN2
@@ -195,6 +195,9 @@ GstElement *QGstreamerPlayerSession::playbin() const
 #if defined(HAVE_GST_APPSRC)
 void QGstreamerPlayerSession::configureAppSrcElement(GObject* object, GObject *orig, GParamSpec *pspec, QGstreamerPlayerSession* self)
 {
+    Q_UNUSED(object);
+    Q_UNUSED(pspec);
+
     if (self->appsrc()->isReady())
         return;
 

src/plugins/gstreamer/qgstcodecsinfo.cpp

@@ -93,7 +93,8 @@ QGstCodecsInfo::QGstCodecsInfo(QGstCodecsInfo::ElementType elementType)
 
         gst_caps_remove_structure(caps, 0);
     }
-
+#else
+    Q_UNUSED(elementType);
 #endif // GST_CHECK_VERSION(0,10,31)
 }
 

src/plugins/pulseaudio/qaudioinput_pulse.cpp

@@ -359,7 +359,7 @@ qint64 QPulseAudioInput::read(char *data, qint64 len)
         emit stateChanged(m_deviceState);
     }
 
-    size_t readBytes = 0;
+    int readBytes = 0;
 
     if (!m_pullMode && !m_tempBuffer.isEmpty()) {
         readBytes = qMin(static_cast<int>(len), m_tempBuffer.size());