summaryrefslogtreecommitdiff
path: root/src/plugins/gstreamer/mediacapture/qgstreamervideoencode.h
blob: ae6cc24357ba413e52774e5a98c40ff0ee74dd01 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** 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 QGSTREAMERVIDEOENCODE_H
#define QGSTREAMERVIDEOENCODE_H

#include <qvideoencodersettingscontrol.h>

#include <QtCore/qstringlist.h>
#include <QtCore/qmap.h>
#include <QtCore/qset.h>

#include <gst/gst.h>

QT_BEGIN_NAMESPACE

class QGstreamerCaptureSession;

class QGstreamerVideoEncode : public QVideoEncoderSettingsControl
{
    Q_OBJECT
public:
    QGstreamerVideoEncode(QGstreamerCaptureSession *session);
    virtual ~QGstreamerVideoEncode();

    QList<QSize> supportedResolutions(const QVideoEncoderSettings &settings = QVideoEncoderSettings(),
                                      bool *continuous = 0) const;

    QList< qreal > supportedFrameRates(const QVideoEncoderSettings &settings = QVideoEncoderSettings(),
                                       bool *continuous = 0) const;

    QPair<int,int> rateAsRational() const;

    QStringList supportedVideoCodecs() const;
    QString videoCodecDescription(const QString &codecName) const;

    QVideoEncoderSettings videoSettings() const;
    void setVideoSettings(const QVideoEncoderSettings &settings);

    QStringList supportedEncodingOptions(const QString &codec) const;
    QVariant encodingOption(const QString &codec, const QString &name) const;
    void setEncodingOption(const QString &codec, const QString &name, const QVariant &value);

    GstElement *createEncoder();

    QSet<QString> supportedStreamTypes(const QString &codecName) const;

private:
    QGstreamerCaptureSession *m_session;

    QStringList m_codecs;
    QMap<QString,QString> m_codecDescriptions;
    QMap<QString,QByteArray> m_elementNames;
    QMap<QString,QStringList> m_codecOptions;

    QVideoEncoderSettings m_videoSettings;
    QMap<QString, QMap<QString, QVariant> > m_options;
    QMap<QString, QSet<QString> > m_streamTypes;
};

QT_END_NAMESPACE

#endif