DirectX based screen capturer logic

webrtc/modules/desktop_capture/desktop_capture.gypi

 # 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.
 
 {
   'targets': [
@@ skipping 55 matching lines @@
         "screen_capturer_win.cc",
         "screen_capturer_x11.cc",
         "shared_desktop_frame.cc",
         "shared_desktop_frame.h",
         "shared_memory.cc",
         "shared_memory.h",
         "win/cursor.cc",
         "win/cursor.h",
         "win/desktop.cc",
         "win/desktop.h",
+        "win/desktop_frame_win_dxgi.cc",
+        "win/desktop_frame_win_dxgi.h",
         "win/scoped_gdi_object.h",
         "win/scoped_thread_desktop.cc",
         "win/scoped_thread_desktop.h",
+        "win/screen_capturer_win_directx.cc",
+        "win/screen_capturer_win_directx.h",
         "win/screen_capturer_win_gdi.cc",
         "win/screen_capturer_win_gdi.h",
         "win/screen_capturer_win_magnifier.cc",
         "win/screen_capturer_win_magnifier.h",
         "win/screen_capture_utils.cc",
         "win/screen_capture_utils.h",
         "win/window_capture_utils.cc",
         "win/window_capture_utils.h",
         "window_capturer.cc",
         "window_capturer.h",
@@ skipping 35 matching lines @@
         ['OS=="mac"', {
           'link_settings': {
             'libraries': [
               '$(SDKROOT)/System/Library/Frameworks/AppKit.framework',
               '$(SDKROOT)/System/Library/Frameworks/IOKit.framework',
               '$(SDKROOT)/System/Library/Frameworks/OpenGL.framework',
             ],
           },
         }],
       ],
+      'all_dependent_settings': {
+        'conditions': [
+          ['OS=="win"', {
+            'msvs_settings': {
+              'VCLinkerTool': {
+                'AdditionalDependencies': [
+                  'd3d11.lib',
+                ],
+              },
+            },
+          }],
+        ],
+      },
     },
   ],  # targets
   'conditions': [
     ['OS!="ios" and (target_arch=="ia32" or target_arch=="x64")', {
       'targets': [
         {
           # Have to be compiled as a separate target because it needs to be
           # compiled with SSE2 enabled.
           'target_name': 'desktop_capture_differ_sse2',
           'type': 'static_library',
           'sources': [
             "differ_block_sse2.cc",
             "differ_block_sse2.h",
           ],
           'conditions': [
             ['os_posix==1', {
               'cflags': [ '-msse2', ],
               'xcode_settings': {
                 'OTHER_CFLAGS': [ '-msse2', ],
               },
             }],
           ],
         },
       ],  # targets
     }],
   ],
 }