desktop_frame_cgimage.h

Enable keyboard shortcuts

/*

 *  Copyright (c) 2018 The WebRTC project authors. All Rights Reserved.

 *  Use of this source code is governed by a BSD-style license

 *  that can be found in the LICENSE file in the root of the source

 *  tree. An additional intellectual property rights grant can be found

 *  in the file PATENTS.  All contributing project authors may

 *  be found in the AUTHORS file in the root of the source tree.

*/

#ifndef MODULES_DESKTOP_CAPTURE_MAC_DESKTOP_FRAME_CGIMAGE_H_

#define MODULES_DESKTOP_CAPTURE_MAC_DESKTOP_FRAME_CGIMAGE_H_

#include <CoreGraphics/CoreGraphics.h>

#include <memory>

#include "modules/desktop_capture/desktop_frame.h"

#include "sdk/objc/helpers/scoped_cftyperef.h"

namespace webrtc {

class RTC_EXPORT DesktopFrameCGImage final : public DesktopFrame {

 public:

  // Create an image containing a snapshot of the display at the time this is

  // being called.

  static std::unique_ptr<DesktopFrameCGImage> CreateForDisplay(

      CGDirectDisplayID display_id);

  // Create an image containing a snaphot of the given window at the time this

  // is being called. This also works when the window is overlapped or in

  // another workspace.

  static std::unique_ptr<DesktopFrameCGImage> CreateForWindow(

      CGWindowID window_id);

  static std::unique_ptr<DesktopFrameCGImage> CreateFromCGImage(

      rtc::ScopedCFTypeRef<CGImageRef> cg_image);

  ~DesktopFrameCGImage() override;

  DesktopFrameCGImage(const DesktopFrameCGImage&) = delete;

  DesktopFrameCGImage& operator=(const DesktopFrameCGImage&) = delete;

 private:

  // This constructor expects `cg_image` to hold a non-null CGImageRef.

  DesktopFrameCGImage(DesktopSize size,

                      int stride,

                      uint8_t* data,

                      rtc::ScopedCFTypeRef<CGImageRef> cg_image,

                      rtc::ScopedCFTypeRef<CFDataRef> cg_data);

  const rtc::ScopedCFTypeRef<CGImageRef> cg_image_;

  const rtc::ScopedCFTypeRef<CFDataRef> cg_data_;

};

}  // namespace webrtc

#endif  // MODULES_DESKTOP_CAPTURE_MAC_DESKTOP_FRAME_CGIMAGE_H_