[WebRTC] A real ScreenCapturer test

webrtc/modules/desktop_capture/desktop_geometry.h

 /*
  *  Copyright (c) 2013 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.
  */
 
@@ skipping 73 matching lines @@
     return DesktopRect(0, 0, width, height);
   }
   static DesktopRect MakeXYWH(int32_t x, int32_t y,
                               int32_t width, int32_t height) {
     return DesktopRect(x, y, x + width, y + height);
   }
   static DesktopRect MakeLTRB(int32_t left, int32_t top,
                               int32_t right, int32_t bottom) {
     return DesktopRect(left, top, right, bottom);
   }
+  static DesktopRect MakeLTRB(DesktopVector top_left,
+                              DesktopVector right_bottom) {

[Jamie, 2016/08/26 22:29:09]

I don't think you're using this, and I'm not convinced it's worth adding a
helper for it since it's so little work for the caller to do it.

[Hzj_jie, 2016/08/29 21:57:28]

Sorry, both this change and DesktopFrame::GetPosAtFrameData are for last
iteration.

+    return DesktopRect(top_left.x(), top_left.y(), right_bottom.x(),
+                       right_bottom.y());
+  }
   static DesktopRect MakeOriginSize(const DesktopVector& origin,
                                     const DesktopSize& size) {
     return MakeXYWH(origin.x(), origin.y(), size.width(), size.height());
   }
 
   DesktopRect() : left_(0), top_(0), right_(0), bottom_(0) {}
 
   int32_t left() const { return left_; }
   int32_t top() const { return top_; }
   int32_t right() const { return right_; }
@@ skipping 32 matching lines @@
   int32_t left_;
   int32_t top_;
   int32_t right_;
   int32_t bottom_;
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_DESKTOP_CAPTURE_DESKTOP_GEOMETRY_H_