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authorJonas Rabbe <jonas.rabbe@nokia.com>2011-10-11 15:25:36 +1000
committerQt by Nokia <qt-info@nokia.com>2011-10-12 08:58:30 +0200
commit48d95f0baac39fc5eb38a137a8e84eda2cdb2b79 (patch)
tree038a66510f91527c70a5fc416238484842a514c1 /src/gsttools/qgstvideobuffer.cpp
parent126addddb5e5a1928a8decf84e9e20655ac24f8d (diff)
Moved general gstreamer helper classes into separate library.
Cleaned up configuration of gstreamer with a separate config test. Change-Id: I1ec9ee466233687fbcfdc544a12d9fce578e4379 Reviewed-on: http://codereview.qt-project.org/6459 Sanity-Review: Qt Sanity Bot <qt_sanity_bot@ovi.com> Reviewed-by: Michael Goddard <michael.goddard@nokia.com>
Diffstat (limited to 'src/gsttools/qgstvideobuffer.cpp')
-rw-r--r--src/gsttools/qgstvideobuffer.cpp97
1 files changed, 97 insertions, 0 deletions
diff --git a/src/gsttools/qgstvideobuffer.cpp b/src/gsttools/qgstvideobuffer.cpp
new file mode 100644
index 00000000..a1a93c0e
--- /dev/null
+++ b/src/gsttools/qgstvideobuffer.cpp
@@ -0,0 +1,97 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** 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 "qgstvideobuffer_p.h"
+
+
+QGstVideoBuffer::QGstVideoBuffer(GstBuffer *buffer, int bytesPerLine)
+ : QAbstractVideoBuffer(NoHandle)
+ , m_buffer(buffer)
+ , m_bytesPerLine(bytesPerLine)
+ , m_mode(NotMapped)
+{
+ gst_buffer_ref(m_buffer);
+}
+
+QGstVideoBuffer::QGstVideoBuffer(GstBuffer *buffer, int bytesPerLine,
+ QGstVideoBuffer::HandleType handleType,
+ const QVariant &handle)
+ : QAbstractVideoBuffer(handleType)
+ , m_buffer(buffer)
+ , m_bytesPerLine(bytesPerLine)
+ , m_mode(NotMapped)
+ , m_handle(handle)
+{
+ gst_buffer_ref(m_buffer);
+}
+
+QGstVideoBuffer::~QGstVideoBuffer()
+{
+ gst_buffer_unref(m_buffer);
+}
+
+
+QAbstractVideoBuffer::MapMode QGstVideoBuffer::mapMode() const
+{
+ return m_mode;
+}
+
+uchar *QGstVideoBuffer::map(MapMode mode, int *numBytes, int *bytesPerLine)
+{
+ if (mode != NotMapped && m_mode == NotMapped) {
+ if (numBytes)
+ *numBytes = m_buffer->size;
+
+ if (bytesPerLine)
+ *bytesPerLine = m_bytesPerLine;
+
+ m_mode = mode;
+
+ return m_buffer->data;
+ } else {
+ return 0;
+ }
+}
+void QGstVideoBuffer::unmap()
+{
+ m_mode = NotMapped;
+}
+