7ca522dcec
It appears to be still failing occasionally so add one more event to verify streams connected successfully in order to verify whether we sent and received buffers properly in the next step. Bug: webrtc:14644 Change-Id: I08822b15452fc845d68cbff1b01ae6b6f7c1f486 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/282842 Reviewed-by: Alexander Cooper <alcooper@chromium.org> Reviewed-by: Jeremy Leconte <jleconte@google.com> Commit-Queue: Jan Grulich <grulja@gmail.com> Cr-Commit-Position: refs/heads/main@{#38598}
95 lines
3.5 KiB
C++
95 lines
3.5 KiB
C++
/*
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* Copyright 2022 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_SHARED_SCREENCAST_STREAM_H_
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#define MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_SHARED_SCREENCAST_STREAM_H_
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#include <memory>
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#include "absl/types/optional.h"
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#include "api/ref_counted_base.h"
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#include "api/scoped_refptr.h"
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#include "modules/desktop_capture/mouse_cursor.h"
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#include "modules/desktop_capture/screen_capture_frame_queue.h"
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#include "modules/desktop_capture/shared_desktop_frame.h"
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#include "rtc_base/system/rtc_export.h"
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namespace webrtc {
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class SharedScreenCastStreamPrivate;
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class RTC_EXPORT SharedScreenCastStream
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: public rtc::RefCountedNonVirtual<SharedScreenCastStream> {
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public:
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class Observer {
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public:
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virtual void OnCursorPositionChanged() = 0;
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virtual void OnCursorShapeChanged() = 0;
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virtual void OnDesktopFrameChanged() = 0;
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virtual void OnFailedToProcessBuffer() = 0;
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virtual void OnStreamConfigured() = 0;
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protected:
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Observer() = default;
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virtual ~Observer() = default;
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};
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static rtc::scoped_refptr<SharedScreenCastStream> CreateDefault();
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bool StartScreenCastStream(uint32_t stream_node_id);
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bool StartScreenCastStream(uint32_t stream_node_id,
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int fd,
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uint32_t width = 0,
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uint32_t height = 0);
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void UpdateScreenCastStreamResolution(uint32_t width, uint32_t height);
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void SetUseDamageRegion(bool use_damage_region);
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void SetObserver(SharedScreenCastStream::Observer* observer);
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void StopScreenCastStream();
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// Below functions return the most recent information we get from a
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// PipeWire buffer on each Process() callback. This assumes that we
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// managed to successfuly connect to a PipeWire stream provided by the
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// compositor (based on stream parameters). The cursor data are obtained
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// from spa_meta_cursor stream metadata and therefore the cursor is not
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// part of actual screen/window frame.
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// Returns the most recent screen/window frame we obtained from PipeWire
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// buffer. Will return an empty frame in case we didn't manage to get a frame
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// from PipeWire buffer.
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std::unique_ptr<SharedDesktopFrame> CaptureFrame();
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// Returns the most recent mouse cursor image. Will return an nullptr cursor
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// in case we didn't manage to get a cursor from PipeWire buffer. NOTE: the
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// cursor image might not be updated on every cursor location change, but
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// actually only when its shape changes.
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std::unique_ptr<MouseCursor> CaptureCursor();
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// Returns the most recent mouse cursor position. Will not return a value in
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// case we didn't manage to get it from PipeWire buffer.
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absl::optional<DesktopVector> CaptureCursorPosition();
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~SharedScreenCastStream();
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protected:
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SharedScreenCastStream();
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private:
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friend class SharedScreenCastStreamPrivate;
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SharedScreenCastStream(const SharedScreenCastStream&) = delete;
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SharedScreenCastStream& operator=(const SharedScreenCastStream&) = delete;
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std::unique_ptr<SharedScreenCastStreamPrivate> private_;
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};
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} // namespace webrtc
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#endif // MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_SHARED_SCREENCAST_STREAM_H_
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