1 /* 2 * Copyright (c) 2018 The WebRTC project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #ifndef MODULES_DESKTOP_CAPTURE_MAC_DESKTOP_FRAME_IOSURFACE_H_ 12 #define MODULES_DESKTOP_CAPTURE_MAC_DESKTOP_FRAME_IOSURFACE_H_ 13 14 #include <CoreGraphics/CoreGraphics.h> 15 #include <IOSurface/IOSurface.h> 16 17 #include <memory> 18 19 #include "modules/desktop_capture/desktop_frame.h" 20 #include "sdk/objc/helpers/scoped_cftyperef.h" 21 22 namespace webrtc { 23 24 class DesktopFrameIOSurface final : public DesktopFrame { 25 public: 26 // Lock an IOSurfaceRef containing a snapshot of a display. Return NULL if 27 // failed to lock. 28 static std::unique_ptr<DesktopFrameIOSurface> Wrap( 29 rtc::ScopedCFTypeRef<IOSurfaceRef> io_surface); 30 31 ~DesktopFrameIOSurface() override; 32 33 DesktopFrameIOSurface(const DesktopFrameIOSurface&) = delete; 34 DesktopFrameIOSurface& operator=(const DesktopFrameIOSurface&) = delete; 35 36 private: 37 // This constructor expects `io_surface` to hold a non-null IOSurfaceRef. 38 explicit DesktopFrameIOSurface(rtc::ScopedCFTypeRef<IOSurfaceRef> io_surface); 39 40 const rtc::ScopedCFTypeRef<IOSurfaceRef> io_surface_; 41 }; 42 43 } // namespace webrtc 44 45 #endif // MODULES_DESKTOP_CAPTURE_MAC_DESKTOP_FRAME_IOSURFACE_H_ 46