Image Capture Linux/CrOs, implement brightness, contrast, saturation and sharpness

content/browser/media/capture/image_capture_impl.cc

 // Copyright 2016 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/media/capture/image_capture_impl.h"
 
 #include <utility>
 
 #include "base/bind_helpers.h"
 #include "content/browser/browser_main_loop.h"
@@ skipping 21 matching lines @@
     const ImageCaptureImpl::GetCapabilitiesCallback& cb) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   media::mojom::PhotoCapabilitiesPtr empty_capabilities =
       media::mojom::PhotoCapabilities::New();
   empty_capabilities->iso = media::mojom::Range::New();
   empty_capabilities->width = media::mojom::Range::New();
   empty_capabilities->height = media::mojom::Range::New();
   empty_capabilities->zoom = media::mojom::Range::New();
   empty_capabilities->exposure_compensation = media::mojom::Range::New();
   empty_capabilities->color_temperature = media::mojom::Range::New();
+  empty_capabilities->brightness = media::mojom::Range::New();
+  empty_capabilities->contrast = media::mojom::Range::New();
+  empty_capabilities->saturation = media::mojom::Range::New();
+  empty_capabilities->sharpness = media::mojom::Range::New();
   cb.Run(std::move(empty_capabilities));
 }
 
 void RunSetOptionsCallbackOnUIThread(
     const ImageCaptureImpl::SetOptionsCallback& callback,
     bool success) {
   BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
                           base::Bind(callback, success));
 }
 
@@ skipping 117 matching lines @@
       media::BindToCurrentLoop(base::Bind(&RunFailedTakePhotoCallback)));
 
   BrowserThread::PostTask(
       BrowserThread::IO, FROM_HERE,
       base::Bind(&TakePhotoOnIOThread, source_id,
                  BrowserMainLoop::GetInstance()->media_stream_manager(),
                  base::Passed(&scoped_callback)));
 }
 
 }  // namespace content