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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/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 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qgstreamermediacontainercontrol.h"
#include <private/qgstutils_p.h>
#include <QtCore/qdebug.h>
QGstreamerMediaContainerControl::QGstreamerMediaContainerControl(QObject *parent)
:QMediaContainerControl(parent)
, m_containers(QGstCodecsInfo::Muxer)
{
QSet<QString> allTypes;
for (const QString& formatName : supportedContainers()) {
GstElementFactory *factory = gst_element_factory_find(m_containers.codecElement(formatName).constData());
if (factory) {
if (formatName == QByteArray("raw")) {
m_streamTypes.insert(formatName, allTypes);
} else {
QSet<QString> types = supportedStreamTypes(factory, GST_PAD_SINK);
m_streamTypes.insert(formatName, types);
allTypes.unite(types);
}
gst_object_unref(GST_OBJECT(factory));
}
}
}
QSet<QString> QGstreamerMediaContainerControl::supportedStreamTypes(GstElementFactory *factory, GstPadDirection direction)
{
QSet<QString> types;
const GList *pads = gst_element_factory_get_static_pad_templates(factory);
for (const GList *pad = pads; pad; pad = g_list_next(pad)) {
GstStaticPadTemplate *templ = (GstStaticPadTemplate*)pad->data;
if (templ->direction == direction) {
GstCaps *caps = gst_static_caps_get(&templ->static_caps);
for (uint i=0; i<gst_caps_get_size(caps); i++) {
GstStructure *structure = gst_caps_get_structure(caps, i);
types.insert( QString::fromUtf8(gst_structure_get_name(structure)) );
}
gst_caps_unref(caps);
}
}
return types;
}
QSet<QString> QGstreamerMediaContainerControl::supportedStreamTypes(const QString &container) const
{
return m_streamTypes.value(container);
}
QString QGstreamerMediaContainerControl::containerExtension() const
{
return QGstUtils::fileExtensionForMimeType(m_format);
}
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