Use webrtc::DesktopCapturer for screen capturer implementation.

media/video/capture/screen/screen_capture_data.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_CAPTURE_DATA_H_
-#define MEDIA_VIDEO_CAPTURE_SCREEN_CAPTURE_DATA_H_
-
-#include <vector>
-
-#include "base/basictypes.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/SkRegion.h"
-
-namespace media {
-
-class SharedBuffer;
-
-// Stores the data and information of a capture to pass off to the
-// encoding thread.
-class MEDIA_EXPORT ScreenCaptureData
-    : public base::RefCountedThreadSafe<ScreenCaptureData> {
- public:
-  // 32 bit RGB is 4 bytes per pixel.
-  static const int kBytesPerPixel = 4;
-
-  ScreenCaptureData(uint8* data, int stride, const SkISize& size);
-
-  // Data buffer.
-  uint8* data() const { return data_; }
-
-  // Distance in bytes between neighboring lines in the data buffer.
-  int stride() const { return stride_; }
-
-  // Gets the dirty region from the previous capture.
-  const SkRegion& dirty_region() const { return dirty_region_; }
-
-  // Returns the size of the image captured.
-  SkISize size() const { return size_; }
-
-  SkRegion& mutable_dirty_region() { return dirty_region_; }
-
-  // Returns the time spent on capturing.
-  int capture_time_ms() const { return capture_time_ms_; }
-
-  // Sets the time spent on capturing.
-  void set_capture_time_ms(int capture_time_ms) {
-    capture_time_ms_ = capture_time_ms;
-  }
-
-  int64 client_sequence_number() const { return client_sequence_number_; }
-
-  void set_client_sequence_number(int64 client_sequence_number) {
-    client_sequence_number_ = client_sequence_number;
-  }
-
-  SkIPoint dpi() const { return dpi_; }
-
-  void set_dpi(const SkIPoint& dpi) { dpi_ = dpi; }
-
-  // Returns the shared memory buffer pointed to by |data|.
-  scoped_refptr<SharedBuffer> shared_buffer() const { return shared_buffer_; }
-
-  // Sets the shared memory buffer pointed to by |data|.
-  void set_shared_buffer(scoped_refptr<SharedBuffer> shared_buffer) {
-    shared_buffer_ = shared_buffer;
-  }
-
- private:
-  friend class base::RefCountedThreadSafe<ScreenCaptureData>;
-  virtual ~ScreenCaptureData();
-
-  uint8* data_;
-  int stride_;
-  SkRegion dirty_region_;
-  SkISize size_;
-
-  // Time spent in capture. Unit is in milliseconds.
-  int capture_time_ms_;
-
-  // Sequence number supplied by client for performance tracking.
-  int64 client_sequence_number_;
-
-  // DPI for this frame.
-  SkIPoint dpi_;
-
-  scoped_refptr<SharedBuffer> shared_buffer_;
-};
-
-}  // namespace media
-
-#endif  // MEDIA_VIDEO_CAPTURE_SCREEN_CAPTURE_DATA_H_