1/*
2 * Copyright (C) 2018 Metrological Group B.V.
3 * Author: Thibault Saunier <tsaunier@igalia.com>
4 * Author: Alejandro G. Castro <alex@igalia.com>
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Library General Public License for more details.
15 *
16 * You should have received a copy of the GNU Library General Public License
17 * aint with this library; see the file COPYING.LIB. If not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 * Boston, MA 02110-1301, USA.
20 */
21
22#pragma once
23
24#if ENABLE(MEDIA_STREAM) && USE(LIBWEBRTC) && USE(GSTREAMER)
25
26#include "GStreamerCaptureDevice.h"
27#include "GStreamerCommon.h"
28#include "LibWebRTCMacros.h"
29
30#include <gst/gst.h>
31
32namespace WebCore {
33
34class GStreamerCapturer {
35public:
36 GStreamerCapturer(GStreamerCaptureDevice, GRefPtr<GstCaps>);
37 GStreamerCapturer(const char* sourceFactory, GRefPtr<GstCaps>);
38 ~GStreamerCapturer();
39
40 void setupPipeline();
41 virtual void play();
42 virtual void stop();
43 GstCaps* caps();
44 void addSink(GstElement *newSink);
45 GstElement* makeElement(const char* factoryName);
46 virtual GstElement* createSource();
47 GstElement* source() { return m_src.get(); }
48 virtual const char* name() = 0;
49
50 GstElement* sink() const { return m_sink.get(); }
51 void setSink(GstElement* sink) { m_sink = adoptGRef(sink); };
52
53 GstElement* pipeline() const { return m_pipeline.get(); }
54 virtual GstElement* createConverter() = 0;
55
56protected:
57 GRefPtr<GstElement> m_sink;
58 GRefPtr<GstElement> m_src;
59 GRefPtr<GstElement> m_tee;
60 GRefPtr<GstElement> m_capsfilter;
61 GRefPtr<GstDevice> m_device;
62 GRefPtr<GstCaps> m_caps;
63 GRefPtr<GstElement> m_pipeline;
64
65private:
66 const char* m_sourceFactory;
67
68};
69
70} // namespace WebCore
71
72#endif // ENABLE(MEDIA_STREAM) && USE(LIBWEBRTC) && USE(GSTREAMER)
73