101 lines
2.7 KiB
C++
101 lines
2.7 KiB
C++
/*
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SPDX-FileCopyrightText: 2018-2020 Red Hat Inc
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SPDX-FileCopyrightText: 2020 Aleix Pol Gonzalez <aleixpol@kde.org>
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SPDX-FileContributor: Jan Grulich <jgrulich@redhat.com>
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SPDX-License-Identifier: LGPL-2.0-or-later
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*/
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#pragma once
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#include "config-kwin.h"
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#include "kwinglobals.h"
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#include <KWaylandServer/screencast_interface.h>
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#include <QHash>
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#include <QObject>
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#include <QSharedPointer>
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#include <QSize>
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#include <pipewire/pipewire.h>
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#include <spa/param/format-utils.h>
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#include <spa/param/props.h>
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#include <spa/param/video/format-utils.h>
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namespace KWin
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{
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class Cursor;
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class DmaBufTexture;
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class GLTexture;
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class PipeWireCore;
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class KWIN_EXPORT PipeWireStream : public QObject
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{
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Q_OBJECT
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public:
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explicit PipeWireStream(bool hasAlpha, const QSize &resolution, QObject *parent);
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~PipeWireStream();
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bool init();
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uint framerate();
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uint nodeId();
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QString error() const {
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return m_error;
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}
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void stop();
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/** Renders @p frame into the current framebuffer into the stream */
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void recordFrame(GLTexture *frame, const QRegion &damagedRegion);
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void setCursorMode(KWaylandServer::ScreencastInterface::CursorMode mode, qreal scale, const QRect &viewport);
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Q_SIGNALS:
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void streamReady(quint32 nodeId);
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void startStreaming();
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void stopStreaming();
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private:
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static void onStreamParamChanged(void *data, uint32_t id, const struct spa_pod *format);
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static void onStreamStateChanged(void *data, pw_stream_state old, pw_stream_state state, const char *error_message);
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static void onStreamAddBuffer(void *data, pw_buffer *buffer);
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static void onStreamRemoveBuffer(void *data, pw_buffer *buffer);
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bool createStream();
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void updateParams();
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void coreFailed(const QString &errorMessage);
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void sendCursorData(Cursor *cursor, spa_meta_cursor *spa_cursor);
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void newStreamParams();
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QSharedPointer<PipeWireCore> pwCore;
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struct pw_stream *pwStream = nullptr;
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spa_hook streamListener;
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pw_stream_events pwStreamEvents = {};
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uint32_t pwNodeId = 0;
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QSize m_resolution;
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bool m_stopped = false;
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spa_video_info_raw videoFormat;
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QString m_error;
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const bool m_hasAlpha;
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struct {
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KWaylandServer::ScreencastInterface::CursorMode mode = KWaylandServer::ScreencastInterface::Hidden;
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qreal scale = 1;
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QRect viewport;
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qint64 lastKey = 0;
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QRect lastRect;
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QScopedPointer<GLTexture> texture;
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QScopedPointer<GLTexture> lastFrameTexture;
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} m_cursor;
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bool m_repainting = false;
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QRect cursorGeometry(Cursor *cursor) const;
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QHash<struct pw_buffer *, QSharedPointer<DmaBufTexture>> m_dmabufDataForPwBuffer;
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};
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} // namespace KWin
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