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-rw-r--r--src/gsttools/qgstvideobuffer.cpp84
1 files changed, 74 insertions, 10 deletions
diff --git a/src/gsttools/qgstvideobuffer.cpp b/src/gsttools/qgstvideobuffer.cpp
index 18702ec76..7b9f35253 100644
--- a/src/gsttools/qgstvideobuffer.cpp
+++ b/src/gsttools/qgstvideobuffer.cpp
@@ -1,7 +1,7 @@
/****************************************************************************
**
-** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
-** Contact: http://www.qt-project.org/legal
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Toolkit.
**
@@ -10,9 +10,9 @@
** 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.
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
@@ -23,8 +23,8 @@
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** 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
+** As a special exception, The Qt Company gives you certain additional
+** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
@@ -35,21 +35,35 @@
QT_BEGIN_NAMESPACE
+#if GST_CHECK_VERSION(1,0,0)
+QGstVideoBuffer::QGstVideoBuffer(GstBuffer *buffer, const GstVideoInfo &info)
+ : QAbstractPlanarVideoBuffer(NoHandle)
+ , m_videoInfo(info)
+#else
QGstVideoBuffer::QGstVideoBuffer(GstBuffer *buffer, int bytesPerLine)
: QAbstractVideoBuffer(NoHandle)
- , m_buffer(buffer)
, m_bytesPerLine(bytesPerLine)
+#endif
+ , m_buffer(buffer)
, m_mode(NotMapped)
{
gst_buffer_ref(m_buffer);
}
+#if GST_CHECK_VERSION(1,0,0)
+QGstVideoBuffer::QGstVideoBuffer(GstBuffer *buffer, const GstVideoInfo &info,
+ QGstVideoBuffer::HandleType handleType,
+ const QVariant &handle)
+ : QAbstractPlanarVideoBuffer(handleType)
+ , m_videoInfo(info)
+#else
QGstVideoBuffer::QGstVideoBuffer(GstBuffer *buffer, int bytesPerLine,
QGstVideoBuffer::HandleType handleType,
const QVariant &handle)
: QAbstractVideoBuffer(handleType)
- , m_buffer(buffer)
, m_bytesPerLine(bytesPerLine)
+#endif
+ , m_buffer(buffer)
, m_mode(NotMapped)
, m_handle(handle)
{
@@ -58,6 +72,8 @@ QGstVideoBuffer::QGstVideoBuffer(GstBuffer *buffer, int bytesPerLine,
QGstVideoBuffer::~QGstVideoBuffer()
{
+ unmap();
+
gst_buffer_unref(m_buffer);
}
@@ -67,12 +83,49 @@ QAbstractVideoBuffer::MapMode QGstVideoBuffer::mapMode() const
return m_mode;
}
+#if GST_CHECK_VERSION(1,0,0)
+
+int QGstVideoBuffer::map(MapMode mode, int *numBytes, int bytesPerLine[4], uchar *data[4])
+{
+ const GstMapFlags flags = GstMapFlags(((mode & ReadOnly) ? GST_MAP_READ : 0)
+ | ((mode & WriteOnly) ? GST_MAP_WRITE : 0));
+
+ if (mode == NotMapped || m_mode != NotMapped) {
+ return 0;
+ } else if (m_videoInfo.finfo->n_planes == 0) { // Encoded
+ if (gst_buffer_map(m_buffer, &m_frame.map[0], flags)) {
+ if (numBytes)
+ *numBytes = m_frame.map[0].size;
+ bytesPerLine[0] = -1;
+ data[0] = static_cast<uchar *>(m_frame.map[0].data);
+
+ m_mode = mode;
+
+ return 1;
+ }
+ } else if (gst_video_frame_map(&m_frame, &m_videoInfo, m_buffer, flags)) {
+ if (numBytes)
+ *numBytes = m_frame.info.size;
+
+ for (guint i = 0; i < m_frame.info.finfo->n_planes; ++i) {
+ bytesPerLine[i] = m_frame.info.stride[i];
+ data[i] = static_cast<uchar *>(m_frame.data[i]);
+ }
+
+ m_mode = mode;
+
+ return m_frame.info.finfo->n_planes;
+ }
+ return 0;
+}
+
+#else
+
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;
@@ -83,8 +136,19 @@ uchar *QGstVideoBuffer::map(MapMode mode, int *numBytes, int *bytesPerLine)
return 0;
}
}
+
+#endif
+
void QGstVideoBuffer::unmap()
{
+#if GST_CHECK_VERSION(1,0,0)
+ if (m_mode != NotMapped) {
+ if (m_videoInfo.finfo->n_planes == 0)
+ gst_buffer_unmap(m_buffer, &m_frame.map[0]);
+ else
+ gst_video_frame_unmap(&m_frame);
+ }
+#endif
m_mode = NotMapped;
}