Use webrtc::DesktopCapturer for screen capturer implementation.

media/video/capture/screen/screen_capture_frame.h

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef MEDIA_VIDEO_CAPTURE_SCREEN_SCREEN_CAPTURE_FRAME_H_
-#define MEDIA_VIDEO_CAPTURE_SCREEN_SCREEN_CAPTURE_FRAME_H_
-
-#include "base/basictypes.h"
-#include "base/compiler_specific.h"
-#include "base/memory/ref_counted.h"
-#include "media/base/media_export.h"
-#include "media/video/capture/screen/shared_buffer.h"
-#include "third_party/skia/include/core/SkSize.h"
-#include "third_party/skia/include/core/SkTypes.h"
-
-namespace media {
-
-// Represents a video frame.
-class MEDIA_EXPORT ScreenCaptureFrame {
- public:
-  virtual ~ScreenCaptureFrame();
-
-  int bytes_per_row() const { return bytes_per_row_; }
-  const SkISize& dimensions() const { return dimensions_; }
-  uint8* pixels() const { return pixels_; }
-  const scoped_refptr<SharedBuffer>& shared_buffer() const {
-    return shared_buffer_;
-  }
-
- protected:
-  // Initializes an empty video frame. Derived classes are expected to allocate
-  // memory for the frame in a platform-specific way and set the properties of
-  // the allocated frame.
-  ScreenCaptureFrame();
-
-  void set_bytes_per_row(int bytes_per_row) {
-    bytes_per_row_ = bytes_per_row;
-  }
-
-  void set_dimensions(const SkISize& dimensions) { dimensions_ = dimensions; }
-  void set_pixels(uint8* ptr) { pixels_ = ptr; }
-  void set_shared_buffer(scoped_refptr<SharedBuffer> shared_buffer) {
-    shared_buffer_ = shared_buffer;
-  }
-
- private:
-  // Bytes per row of pixels including necessary padding.
-  int bytes_per_row_;
-
-  // Dimensions of the buffer in pixels.
-  SkISize dimensions_;
-
-  // Points to the pixel buffer.
-  uint8* pixels_;
-
-  // Points to an optional shared memory buffer that backs up |pixels_| buffer.
-  scoped_refptr<SharedBuffer> shared_buffer_;
-
-  DISALLOW_COPY_AND_ASSIGN(ScreenCaptureFrame);
-};
-
-}  // namespace media
-
-#endif  // MEDIA_VIDEO_CAPTURE_SCREEN_SCREEN_CAPTURE_FRAME_H_