GStreamer: port to 1.0.

0.10 is still used by default.
To enable GStreamer 1.0, pass GST_VERSION=1.0 to qmake
for qtmultimedia.pro.

Contributions from:
Andrew den Exter <andrew.den.exter@qinetic.com.au>
Ilya Smelykh <ilya@videoexpertsgroup.com>
Jim Hodapp <jim.hodapp@canonical.com>
Sergio Schvezov <sergio.schvezov@canonical.com>

Change-Id: I72a46d1170a8794a149bdb5e20767afcc5b7587c
Reviewed-by: Andrew den Exter <andrew.den.exter@qinetic.com.au>

src/multimedia/gsttools_headers/qgstreamerbufferprobe_p.h

@@ -0,0 +1,86 @@
+/****************************************************************************
+**
+** Copyright (C) 2014 Jolla Ltd.
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, 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, Digia gives you certain additional
+** rights.  These rights are described in the Digia 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.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QGSTREAMERBUFFERPROBE_H
+#define QGSTREAMERBUFFERPROBE_H
+
+#include <gst/gst.h>
+
+#include <QtCore/qglobal.h>
+
+QT_BEGIN_NAMESPACE
+
+class QGstreamerBufferProbe
+{
+public:
+    enum Flags
+    {
+        ProbeCaps       = 0x01,
+        ProbeBuffers    = 0x02,
+        ProbeAll    = ProbeCaps | ProbeBuffers
+    };
+
+    explicit QGstreamerBufferProbe(Flags flags = ProbeAll);
+    virtual ~QGstreamerBufferProbe();
+
+    void addProbeToPad(GstPad *pad, bool downstream = true);
+    void removeProbeFromPad(GstPad *pad);
+
+protected:
+    virtual void probeCaps(GstCaps *caps);
+    virtual bool probeBuffer(GstBuffer *buffer);
+
+private:
+#if GST_CHECK_VERSION(1,0,0)
+    static GstPadProbeReturn capsProbe(GstPad *pad, GstPadProbeInfo *info, gpointer user_data);
+    static GstPadProbeReturn bufferProbe(GstPad *pad, GstPadProbeInfo *info, gpointer user_data);
+    int m_capsProbeId;
+#else
+    static gboolean bufferProbe(GstElement *element, GstBuffer *buffer, gpointer user_data);
+    GstCaps *m_caps;
+#endif
+    int m_bufferProbeId;
+    const Flags m_flags;
+};
+
+QT_END_NAMESPACE
+
+#endif // QGSTREAMERAUDIOPROBECONTROL_H