1/*
2 * Copyright (C) 2018 Metrological Group B.V.
3 * Copyright (C) 2018 Igalia S.L. All rights reserved.
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Library General Public License for more details.
14 *
15 * You should have received a copy of the GNU Library General Public License
16 * aint with this library; see the file COPYING.LIB. If not, write to
17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 * Boston, MA 02110-1301, USA.
19 */
20
21#pragma once
22
23#if USE(GSTREAMER) && USE(LIBWEBRTC)
24#include "GStreamerCommon.h"
25#include "LibWebRTCMacros.h"
26#include "webrtc/api/video/i420_buffer.h"
27#include "webrtc/api/video/video_frame.h"
28#include "webrtc/common_video/include/i420_buffer_pool.h"
29#include "webrtc/common_video/include/video_frame_buffer.h"
30#include "webrtc/rtc_base/refcountedobject.h"
31
32namespace WebCore {
33
34const GRefPtr<GstSample> GStreamerSampleFromLibWebRTCVideoFrame(const webrtc::VideoFrame&);
35std::unique_ptr<webrtc::VideoFrame> LibWebRTCVideoFrameFromGStreamerSample(GstSample*, webrtc::VideoRotation, int64_t timestamp, int64_t renderTimeMs);
36
37class GStreamerVideoFrameLibWebRTC : public rtc::RefCountedObject<webrtc::VideoFrameBuffer> {
38public:
39 GStreamerVideoFrameLibWebRTC(GstSample* sample, GstVideoInfo info)
40 : m_sample(adoptGRef(sample))
41 , m_info(info) { }
42
43 static rtc::scoped_refptr<webrtc::VideoFrameBuffer> create(GstSample*);
44
45 GRefPtr<GstSample> getSample();
46 rtc::scoped_refptr<webrtc::I420BufferInterface> ToI420() final;
47
48 int width() const override { return GST_VIDEO_INFO_WIDTH(&m_info); }
49 int height() const override { return GST_VIDEO_INFO_HEIGHT(&m_info); }
50
51private:
52 webrtc::VideoFrameBuffer::Type type() const override;
53
54 GRefPtr<GstSample> m_sample;
55 GstVideoInfo m_info;
56 webrtc::I420BufferPool m_bufferPool;
57};
58}
59
60#endif // USE(GSTREAMER) && USE(LIBWEBRTC)
61