| // Copyright 2020 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/video_capture_metrics.h" |
| |
| #include "base/test/metrics/histogram_tester.h" |
| #include "testing/gmock/include/gmock/gmock.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace media { |
| namespace test { |
| |
| TEST(VideoCaptureMetricsTest, TestLogCaptureDeviceMetrics) { |
| base::HistogramTester histogram_tester; |
| std::vector<media::VideoCaptureDeviceInfo> devices_info; |
| // First device |
| VideoCaptureDeviceInfo first_device; |
| first_device.supported_formats = { |
| // NV12 QQVGA at 30fps, 15fps |
| {{160, 120}, 30.0, media::PIXEL_FORMAT_NV12}, |
| {{160, 120}, 15.0, media::PIXEL_FORMAT_NV12}, |
| // NV12 VGA |
| {{640, 480}, 30.0, media::PIXEL_FORMAT_NV12}, |
| // UYVY VGA |
| {{640, 480}, 30.0, media::PIXEL_FORMAT_UYVY}, |
| // MJPEG 4K |
| {{3840, 2160}, 30.0, media::PIXEL_FORMAT_MJPEG}, |
| // Odd resolution |
| {{844, 400}, 30.0, media::PIXEL_FORMAT_NV12}, |
| // HD at unknown pixel format |
| {{1280, 720}, 30.0, media::PIXEL_FORMAT_UNKNOWN}}; |
| devices_info.push_back(first_device); |
| VideoCaptureDeviceInfo second_device; |
| second_device.supported_formats = { |
| // UYVY VGA to test that we get 2 UYVY and 2 VGA in metrics. |
| {{640, 480}, 30.0, media::PIXEL_FORMAT_UYVY}}; |
| devices_info.push_back(second_device); |
| |
| LogCaptureDeviceMetrics(devices_info); |
| |
| EXPECT_THAT(histogram_tester.GetAllSamples( |
| "Media.VideoCapture.Device.SupportedPixelFormat"), |
| testing::UnorderedElementsAre( |
| base::Bucket(media::PIXEL_FORMAT_NV12, 1), |
| base::Bucket(media::PIXEL_FORMAT_UYVY, 2), |
| base::Bucket(media::PIXEL_FORMAT_MJPEG, 1), |
| base::Bucket(media::PIXEL_FORMAT_UNKNOWN, 1))); |
| |
| EXPECT_THAT(histogram_tester.GetAllSamples( |
| "Media.VideoCapture.Device.SupportedResolution"), |
| testing::UnorderedElementsAre( |
| base::Bucket(0 /*other*/, 1), base::Bucket(1 /*qqvga*/, 1), |
| base::Bucket(6 /*vga*/, 2), base::Bucket(23 /*4k_UHD*/, 1), |
| base::Bucket(18 /*hd*/, 1))); |
| } |
| |
| } // namespace test |
| } // namespace media |