Media Capture Depth Stream Extensions API: focal length and depth range.

media/capture/video/fake_video_capture_device_unittest.cc

 // Copyright 2014 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/fake_video_capture_device.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <memory>
@@ skipping 296 matching lines @@
     EXPECT_EQ(720, supported_formats[3].frame_size.height());
     EXPECT_EQ(expected_format, supported_formats[3].pixel_format);
     EXPECT_GE(supported_formats[3].frame_rate, 20.0);
     EXPECT_EQ(1920, supported_formats[4].frame_size.width());
     EXPECT_EQ(1080, supported_formats[4].frame_size.height());
     EXPECT_EQ(expected_format, supported_formats[4].pixel_format);
     EXPECT_GE(supported_formats[4].frame_rate, 20.0);
   }
 }
 
+TEST_F(FakeVideoCaptureDeviceTest, GetCameraCalibration) {
+  base::CommandLine::ForCurrentProcess()->AppendSwitchASCII(
+      switches::kUseFakeDeviceForMediaStream, "device-count=2");
+  std::unique_ptr<VideoCaptureDeviceDescriptors> descriptors(
+      EnumerateDevices());
+  ASSERT_EQ(2u, descriptors->size());
+  ASSERT_FALSE(descriptors->at(0).camera_calibration);
+  const VideoCaptureDeviceDescriptor& depth_device = descriptors->at(1);
+  EXPECT_EQ("/dev/video1", depth_device.device_id);
+  ASSERT_TRUE(depth_device.camera_calibration);
+  EXPECT_EQ(135.0, depth_device.camera_calibration->focal_length_x);
+  EXPECT_EQ(135.6, depth_device.camera_calibration->focal_length_y);
+  EXPECT_EQ(0.0, depth_device.camera_calibration->depth_near);
+  EXPECT_EQ(65.535, depth_device.camera_calibration->depth_far);
+}
+
 TEST_F(FakeVideoCaptureDeviceTest, GetAndSetCapabilities) {
   std::unique_ptr<VideoCaptureDevice> device(new FakeVideoCaptureDevice(
       FakeVideoCaptureDevice::BufferOwnership::OWN_BUFFERS, 30.0));
   ASSERT_TRUE(device);
 
   VideoCaptureParams capture_params;
   capture_params.requested_format.frame_size.SetSize(640, 480);
   capture_params.requested_format.frame_rate = 30.0;
   device->AllocateAndStart(capture_params, std::move(client_));
 
@@ skipping 147 matching lines @@
 INSTANTIATE_TEST_CASE_P(
     ,
     FakeVideoCaptureDeviceCommandLineTest,
     Values(CommandLineTestData{"fps=-1", 5, 1u},
            CommandLineTestData{"fps=29.97, device-count=1", 29.97f, 1u},
            CommandLineTestData{"fps=60, device-count=2", 60, 2u},
            CommandLineTestData{"fps=1000, device-count=-1", 60, 1u},
            CommandLineTestData{"device-count=2", 20, 2u},
            CommandLineTestData{"device-count=0", 20, 1u}));
 };  // namespace media