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/*
* Copyright (C) 2018 Metrological Group B.V.
* Copyright (C) 2020 Igalia S.L.
* Author: Thibault Saunier <tsaunier@igalia.com>
* Author: Alejandro G. Castro <alex@igalia.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* aint with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#pragma once
#if ENABLE(MEDIA_STREAM) && USE(GSTREAMER)
#include "GStreamerCapturer.h"
namespace WebCore {
class VideoFrameGStreamer;
class GStreamerVideoCapturer final : public GStreamerCapturer {
friend class GStreamerVideoCaptureSource;
friend class MockRealtimeVideoSourceGStreamer;
public:
GStreamerVideoCapturer(GStreamerCaptureDevice&&);
GStreamerVideoCapturer(const char* sourceFactory, CaptureDevice::DeviceType);
~GStreamerVideoCapturer() = default;
GstElement* createSource() final;
GstElement* createConverter() final;
const char* name() final { return "Video"; }
using NodeAndFD = std::pair<uint32_t, int>;
using SinkVideoFrameCallback = Function<void(Ref<VideoFrameGStreamer>&&)>;
void setSinkVideoFrameCallback(SinkVideoFrameCallback&&);
private:
bool setSize(const IntSize&);
const IntSize& size() const { return m_size; }
bool setFrameRate(double);
void reconfigure();
GstVideoInfo getBestFormat();
void setPipewireNodeAndFD(const NodeAndFD& nodeAndFd) { m_nodeAndFd = nodeAndFd; }
bool isCapturingDisplay() const { return m_nodeAndFd.has_value(); }
std::optional<NodeAndFD> m_nodeAndFd;
GRefPtr<GstElement> m_videoSrcMIMETypeFilter;
std::pair<unsigned long, SinkVideoFrameCallback> m_sinkVideoFrameCallback;
IntSize m_size;
};
} // namespace WebCore
#endif // ENABLE(MEDIA_STREAM) && USE(GSTREAMER)
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