From 48d95f0baac39fc5eb38a137a8e84eda2cdb2b79 Mon Sep 17 00:00:00 2001 From: Jonas Rabbe Date: Tue, 11 Oct 2011 15:25:36 +1000 Subject: 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 Reviewed-by: Michael Goddard --- src/gsttools/qgstvideobuffer.cpp | 97 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 97 insertions(+) create mode 100644 src/gsttools/qgstvideobuffer.cpp (limited to 'src/gsttools/qgstvideobuffer.cpp') diff --git a/src/gsttools/qgstvideobuffer.cpp b/src/gsttools/qgstvideobuffer.cpp new file mode 100644 index 000000000..a1a93c0ef --- /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; +} + -- cgit v1.2.3