Implement screen capture for android

content/browser/renderer_host/media/video_capture_manager.cc

 // 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.
 
 #include "content/browser/renderer_host/media/video_capture_manager.h"
 
 #include <algorithm>
 #include <set>
 
 #include "base/bind.h"
@@ skipping 10 matching lines @@
 #include "content/browser/renderer_host/media/video_capture_controller_event_handler.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/desktop_media_id.h"
 #include "content/public/common/media_stream_request.h"
 #include "media/base/bind_to_current_loop.h"
 #include "media/video/capture/video_capture_device.h"
 #include "media/video/capture/video_capture_device_factory.h"
 
 #if defined(ENABLE_SCREEN_CAPTURE)
 #include "content/browser/media/capture/desktop_capture_device.h"
+#if defined(OS_ANDROID)
+#include "media/screen_capture/android/screen_capture_factory_android.h"
+#endif
 #if defined(USE_AURA)
 #include "content/browser/media/capture/desktop_capture_device_aura.h"
 #endif
 #endif
 
 namespace {
 
 // Compares two VideoCaptureFormat by checking smallest frame_size area, then
 // by _largest_ frame_rate. Used to order a VideoCaptureFormats vector so that
 // the first entry for a given resolution has the largest frame rate, as needed
@@ skipping 369 matching lines @@
 #if defined(ENABLE_SCREEN_CAPTURE)
       DesktopMediaID desktop_id = DesktopMediaID::Parse(id);
 #if defined(USE_AURA)
       if (desktop_id.type == DesktopMediaID::TYPE_AURA_WINDOW) {
         video_capture_device.reset(
             DesktopCaptureDeviceAura::Create(desktop_id));
       } else
 #endif
       if (desktop_id.type != DesktopMediaID::TYPE_NONE &&
           desktop_id.type != DesktopMediaID::TYPE_AURA_WINDOW) {
+#if defined(OS_ANDROID)
+      if (desktop_id.type == DesktopMediaID::TYPE_SCREEN)

[whywhat, 2015/08/17 13:58:46]

nit: fix indent (add 2 spaces)?
is it okay to leave video_capture_device unassigned if the desktop_id.type is
anything else than TYPE_SCREEN?

+          video_capture_device = media::ScreenCaptureFactoryAndroid::Create();
+#else
         video_capture_device = DesktopCaptureDevice::Create(desktop_id);
+#endif
       }
 #endif  // defined(ENABLE_SCREEN_CAPTURE)
       break;
     }
     default: {
       NOTIMPLEMENTED();
       break;
     }
   }
 
@@ skipping 426 matching lines @@
   DCHECK(IsOnDeviceThread());
 #if defined(ENABLE_SCREEN_CAPTURE)
   DesktopCaptureDevice* desktop_device =
       static_cast<DesktopCaptureDevice*>(device);
   desktop_device->SetNotificationWindowId(window_id);
   VLOG(2) << "Screen capture notification window passed on device thread.";
 #endif
 }
 
 }  // namespace content