1 files changed, 86 insertions, 0 deletions
diff --git a/src/plugins/gstreamer/qgstreameraudioprobecontrol.cpp b/src/plugins/gstreamer/qgstreameraudioprobecontrol.cpp
new file mode 100644
index 000000000..d1f15d843
--- /dev/null
+++ b/src/plugins/gstreamer/qgstreameraudioprobecontrol.cpp
@@ -0,0 +1,86 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/
+**
+** This file is part of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** This file may be used under the terms of the GNU Lesser General Public
+** License version 2.1 as published by the Free Software Foundation and
+** appearing in the file LICENSE.LGPL included in the packaging of this
+** file. Please review the following information to ensure the GNU Lesser
+** General Public License version 2.1 requirements will be met:
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qgstreameraudioprobecontrol.h"
+#include <private/qgstutils_p.h>
+
+QGstreamerAudioProbeControl::QGstreamerAudioProbeControl(QObject *parent)
+    : QMediaAudioProbeControl(parent)
+{
+
+}
+
+QGstreamerAudioProbeControl::~QGstreamerAudioProbeControl()
+{
+
+}
+
+void QGstreamerAudioProbeControl::bufferProbed(GstBuffer* buffer)
+{
+    GstCaps* caps = gst_buffer_get_caps(buffer);
+    if (!caps)
+        return;
+
+    QAudioFormat format = QGstUtils::audioFormatForCaps(caps);
+    gst_caps_unref(caps);
+    if (!format.isValid())
+        return;
+
+    QAudioBuffer audioBuffer = QAudioBuffer(QByteArray((const char*)buffer->data, buffer->size), format);
+
+    {
+        QMutexLocker locker(&m_bufferMutex);
+        m_pendingBuffer = audioBuffer;
+        QMetaObject::invokeMethod(this, "bufferProbed", Qt::QueuedConnection);
+    }
+}
+
+void QGstreamerAudioProbeControl::bufferProbed()
+{
+    QAudioBuffer audioBuffer;
+    {
+        QMutexLocker locker(&m_bufferMutex);
+        if (!m_pendingBuffer.isValid())
+            return;
+        audioBuffer = m_pendingBuffer;
+    }
+    emit audioBufferProbed(audioBuffer);
+}