Image Capture: fill in PhotoCapabilities.{height,width} in Linux/CrOs/Mac

media/capture/video/linux/v4l2_capture_delegate.cc

 // Copyright 2015 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 "media/capture/video/linux/v4l2_capture_delegate.h"
 
 #include <linux/version.h>
 #include <linux/videodev2.h>
 #include <poll.h>
 #include <sys/fcntl.h>
@@ skipping 602 matching lines @@
   v4l2_control white_balance_current = {};
   white_balance_current.id = V4L2_CID_AUTO_WHITE_BALANCE;
   if (HANDLE_EINTR(ioctl(device_fd_.get(), VIDIOC_G_CTRL,
                          &white_balance_current)) >= 0) {
     photo_capabilities->current_white_balance_mode =
         white_balance_current.value ? MeteringMode::CONTINUOUS
                                     : MeteringMode::MANUAL;
   }
 
   photo_capabilities->iso = mojom::Range::New();
-  photo_capabilities->height = mojom::Range::New();
-  photo_capabilities->width = mojom::Range::New();
+  photo_capabilities->height = mojom::Range::New(
+      capture_format_.frame_size.height(), capture_format_.frame_size.height(),
+      capture_format_.frame_size.height(), 0 /* step */);
+  photo_capabilities->width = mojom::Range::New(
+      capture_format_.frame_size.width(), capture_format_.frame_size.width(),
+      capture_format_.frame_size.width(), 0 /* step */);
   photo_capabilities->exposure_compensation = mojom::Range::New();
   photo_capabilities->red_eye_reduction = mojom::RedEyeReduction::NEVER;
   photo_capabilities->torch = false;
 
   photo_capabilities->brightness =
       RetrieveUserControlRange(device_fd_.get(), V4L2_CID_BRIGHTNESS);
   photo_capabilities->contrast =
       RetrieveUserControlRange(device_fd_.get(), V4L2_CID_CONTRAST);
   photo_capabilities->saturation =
       RetrieveUserControlRange(device_fd_.get(), V4L2_CID_SATURATION);
@@ skipping 220 matching lines @@
     DLOG(ERROR) << "Error mmap()ing a V4L2 buffer into userspace";
     return false;
   }
   start_ = static_cast<uint8_t*>(start);
   length_ = buffer.length;
   payload_size_ = 0;
   return true;
 }
 
 }  // namespace media