Move talk/media to webrtc/media

talk/media/base/videocapturer_unittest.cc

-/*
- * libjingle
- * Copyright 2008 Google Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- *  1. Redistributions of source code must retain the above copyright notice,
- *     this list of conditions and the following disclaimer.
- *  2. Redistributions in binary form must reproduce the above copyright notice,
- *     this list of conditions and the following disclaimer in the documentation
- *     and/or other materials provided with the distribution.
- *  3. The name of the author may not be used to endorse or promote products
- *     derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
- * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <stdio.h>
-#include <vector>
-
-#include "talk/media/base/fakevideocapturer.h"
-#include "talk/media/base/fakevideorenderer.h"
-#include "talk/media/base/testutils.h"
-#include "talk/media/base/videocapturer.h"
-#include "webrtc/base/gunit.h"
-#include "webrtc/base/logging.h"
-#include "webrtc/base/thread.h"
-
-using cricket::FakeVideoCapturer;
-
-namespace {
-
-const int kMsCallbackWait = 500;
-// For HD only the height matters.
-const int kMinHdHeight = 720;
-const uint32_t kTimeout = 5000U;
-
-}  // namespace
-
-class VideoCapturerTest
-    : public sigslot::has_slots<>,
-      public testing::Test {
- public:
-  VideoCapturerTest()
-      : capture_state_(cricket::CS_STOPPED),
-        num_state_changes_(0),
-        video_frames_received_(0),
-        expects_rotation_applied_(true) {
-    capturer_.SignalVideoFrame.connect(this, &VideoCapturerTest::OnVideoFrame);
-    capturer_.SignalStateChange.connect(this,
-                                        &VideoCapturerTest::OnStateChange);
-  }
-
-  void set_expected_compensation(bool compensation) {
-    expects_rotation_applied_ = compensation;
-  }
-
- protected:
-  void OnVideoFrame(cricket::VideoCapturer*, const cricket::VideoFrame* frame) {
-    ++video_frames_received_;
-    if (expects_rotation_applied_) {
-      EXPECT_EQ(webrtc::kVideoRotation_0, frame->GetRotation());
-    } else {
-      EXPECT_EQ(capturer_.GetRotation(), frame->GetRotation());
-    }
-    renderer_.RenderFrame(frame);
-  }
-  void OnStateChange(cricket::VideoCapturer*,
-                     cricket::CaptureState capture_state) {
-    capture_state_ = capture_state;
-    ++num_state_changes_;
-  }
-  cricket::CaptureState capture_state() { return capture_state_; }
-  int num_state_changes() { return num_state_changes_; }
-  int video_frames_received() const {
-    return video_frames_received_;
-  }
-
-  cricket::FakeVideoCapturer capturer_;
-  cricket::CaptureState capture_state_;
-  int num_state_changes_;
-  int video_frames_received_;
-  cricket::FakeVideoRenderer renderer_;
-  bool expects_rotation_applied_;
-};
-
-TEST_F(VideoCapturerTest, CaptureState) {
-  EXPECT_TRUE(capturer_.enable_video_adapter());
-  EXPECT_EQ(cricket::CS_RUNNING, capturer_.Start(cricket::VideoFormat(
-      640,
-      480,
-      cricket::VideoFormat::FpsToInterval(30),
-      cricket::FOURCC_I420)));
-  EXPECT_TRUE(capturer_.IsRunning());
-  EXPECT_EQ_WAIT(cricket::CS_RUNNING, capture_state(), kMsCallbackWait);
-  EXPECT_EQ(1, num_state_changes());
-  capturer_.Stop();
-  EXPECT_EQ_WAIT(cricket::CS_STOPPED, capture_state(), kMsCallbackWait);
-  EXPECT_EQ(2, num_state_changes());
-  capturer_.Stop();
-  rtc::Thread::Current()->ProcessMessages(100);
-  EXPECT_EQ(2, num_state_changes());
-}
-
-TEST_F(VideoCapturerTest, TestRestart) {
-  EXPECT_EQ(cricket::CS_RUNNING, capturer_.Start(cricket::VideoFormat(
-      640,
-      480,
-      cricket::VideoFormat::FpsToInterval(30),
-      cricket::FOURCC_I420)));
-  EXPECT_TRUE(capturer_.IsRunning());
-  EXPECT_EQ_WAIT(cricket::CS_RUNNING, capture_state(), kMsCallbackWait);
-  EXPECT_EQ(1, num_state_changes());
-  EXPECT_TRUE(capturer_.Restart(cricket::VideoFormat(
-      320,
-      240,
-      cricket::VideoFormat::FpsToInterval(30),
-      cricket::FOURCC_I420)));
-  EXPECT_EQ_WAIT(cricket::CS_RUNNING, capture_state(), kMsCallbackWait);
-  EXPECT_TRUE(capturer_.IsRunning());
-  EXPECT_GE(1, num_state_changes());
-  capturer_.Stop();
-  rtc::Thread::Current()->ProcessMessages(100);
-  EXPECT_FALSE(capturer_.IsRunning());
-}
-
-TEST_F(VideoCapturerTest, TestStartingWithRestart) {
-  EXPECT_FALSE(capturer_.IsRunning());
-  EXPECT_TRUE(capturer_.Restart(cricket::VideoFormat(
-      640,
-      480,
-      cricket::VideoFormat::FpsToInterval(30),
-      cricket::FOURCC_I420)));
-  EXPECT_TRUE(capturer_.IsRunning());
-  EXPECT_EQ_WAIT(cricket::CS_RUNNING, capture_state(), kMsCallbackWait);
-}
-
-TEST_F(VideoCapturerTest, TestRestartWithSameFormat) {
-  cricket::VideoFormat format(640, 480,
-                              cricket::VideoFormat::FpsToInterval(30),
-                              cricket::FOURCC_I420);
-  EXPECT_EQ(cricket::CS_RUNNING, capturer_.Start(format));
-  EXPECT_TRUE(capturer_.IsRunning());
-  EXPECT_EQ_WAIT(cricket::CS_RUNNING, capture_state(), kMsCallbackWait);
-  EXPECT_EQ(1, num_state_changes());
-  EXPECT_TRUE(capturer_.Restart(format));
-  EXPECT_EQ(cricket::CS_RUNNING, capture_state());
-  EXPECT_TRUE(capturer_.IsRunning());
-  EXPECT_EQ(1, num_state_changes());
-}
-
-TEST_F(VideoCapturerTest, CameraOffOnMute) {
-  EXPECT_EQ(cricket::CS_RUNNING, capturer_.Start(cricket::VideoFormat(
-      640,
-      480,
-      cricket::VideoFormat::FpsToInterval(30),
-      cricket::FOURCC_I420)));
-  EXPECT_TRUE(capturer_.IsRunning());
-  EXPECT_EQ(0, video_frames_received());
-  EXPECT_TRUE(capturer_.CaptureFrame());
-  EXPECT_EQ(1, video_frames_received());
-  EXPECT_FALSE(capturer_.IsMuted());
-
-  // Mute the camera and expect black output frame.
-  capturer_.MuteToBlackThenPause(true);
-  EXPECT_TRUE(capturer_.IsMuted());
-  for (int i = 0; i < 31; ++i) {
-    EXPECT_TRUE(capturer_.CaptureFrame());
-    EXPECT_TRUE(renderer_.black_frame());
-  }
-  EXPECT_EQ(32, video_frames_received());
-  EXPECT_EQ_WAIT(cricket::CS_PAUSED,
-                 capturer_.capture_state(), kTimeout);
-
-  // Verify that the camera is off.
-  EXPECT_FALSE(capturer_.CaptureFrame());
-  EXPECT_EQ(32, video_frames_received());
-
-  // Unmute the camera and expect non-black output frame.
-  capturer_.MuteToBlackThenPause(false);
-  EXPECT_FALSE(capturer_.IsMuted());
-  EXPECT_EQ_WAIT(cricket::CS_RUNNING,
-                 capturer_.capture_state(), kTimeout);
-  EXPECT_TRUE(capturer_.CaptureFrame());
-  EXPECT_FALSE(renderer_.black_frame());
-  EXPECT_EQ(33, video_frames_received());
-}
-
-TEST_F(VideoCapturerTest, ScreencastScaledOddWidth) {
-  capturer_.SetScreencast(true);
-
-  int kWidth = 1281;
-  int kHeight = 720;
-
-  std::vector<cricket::VideoFormat> formats;
-  formats.push_back(cricket::VideoFormat(kWidth, kHeight,
-      cricket::VideoFormat::FpsToInterval(5), cricket::FOURCC_ARGB));
-  capturer_.ResetSupportedFormats(formats);
-
-  EXPECT_EQ(cricket::CS_RUNNING, capturer_.Start(cricket::VideoFormat(
-      kWidth,
-      kHeight,
-      cricket::VideoFormat::FpsToInterval(30),
-      cricket::FOURCC_ARGB)));
-  EXPECT_TRUE(capturer_.IsRunning());
-  EXPECT_EQ(0, renderer_.num_rendered_frames());
-  renderer_.SetSize(kWidth, kHeight, 0);
-  EXPECT_TRUE(capturer_.CaptureFrame());
-  EXPECT_EQ(1, renderer_.num_rendered_frames());
-}
-
-TEST_F(VideoCapturerTest, TestRotationPending) {
-  int kWidth = 800;
-  int kHeight = 400;
-  int frame_count = 0;
-
-  std::vector<cricket::VideoFormat> formats;
-  formats.push_back(cricket::VideoFormat(kWidth, kHeight,
-                                         cricket::VideoFormat::FpsToInterval(5),
-                                         cricket::FOURCC_I420));
-
-  capturer_.ResetSupportedFormats(formats);
-  // capturer_ should compensate rotation as default.
-  capturer_.UpdateAspectRatio(400, 200);
-
-  EXPECT_EQ(cricket::CS_RUNNING,
-            capturer_.Start(cricket::VideoFormat(
-                kWidth, kHeight, cricket::VideoFormat::FpsToInterval(30),
-                cricket::FOURCC_I420)));
-  EXPECT_TRUE(capturer_.IsRunning());
-  EXPECT_EQ(0, renderer_.num_rendered_frames());
-
-  // If the frame's rotation is compensated anywhere in the pipeline based on
-  // the rotation information, the renderer should be given the right dimension
-  // such that the frame could be rendered.
-
-  // Swap the dimension for the next 2 frames which are rotated by 90 and 270
-  // degree.
-  renderer_.SetSize(kHeight, kWidth, 0);
-
-  capturer_.SetRotation(webrtc::kVideoRotation_90);
-  EXPECT_TRUE(capturer_.CaptureFrame());
-  EXPECT_EQ(++frame_count, renderer_.num_rendered_frames());
-
-  capturer_.SetRotation(webrtc::kVideoRotation_270);
-  EXPECT_TRUE(capturer_.CaptureFrame());
-  EXPECT_EQ(++frame_count, renderer_.num_rendered_frames());
-
-  // Reset the renderer to have corresponding width and height.
-  renderer_.SetSize(kWidth, kHeight, 0);
-
-  capturer_.SetRotation(webrtc::kVideoRotation_180);
-  EXPECT_TRUE(capturer_.CaptureFrame());
-  EXPECT_EQ(++frame_count, renderer_.num_rendered_frames());
-}
-
-TEST_F(VideoCapturerTest, TestRotationApplied) {
-  int kWidth = 800;
-  int kHeight = 400;
-
-  std::vector<cricket::VideoFormat> formats;
-  formats.push_back(cricket::VideoFormat(kWidth, kHeight,
-                                         cricket::VideoFormat::FpsToInterval(5),
-                                         cricket::FOURCC_I420));
-
-  capturer_.ResetSupportedFormats(formats);
-  // capturer_ should not compensate rotation.
-  capturer_.SetApplyRotation(false);
-  capturer_.UpdateAspectRatio(400, 200);
-  set_expected_compensation(false);
-
-  EXPECT_EQ(cricket::CS_RUNNING,
-            capturer_.Start(cricket::VideoFormat(
-                kWidth, kHeight, cricket::VideoFormat::FpsToInterval(30),
-                cricket::FOURCC_I420)));
-  EXPECT_TRUE(capturer_.IsRunning());
-  EXPECT_EQ(0, renderer_.num_rendered_frames());
-
-  renderer_.SetSize(kWidth, kHeight, 0);
-
-  // If the frame's rotation is compensated anywhere in the pipeline, the frame
-  // won't have its original dimension out from capturer. Since the renderer
-  // here has the same dimension as the capturer, it will skip that frame as the
-  // resolution won't match anymore.
-
-  int frame_count = 0;
-  capturer_.SetRotation(webrtc::kVideoRotation_0);
-  EXPECT_TRUE(capturer_.CaptureFrame());
-  EXPECT_EQ(++frame_count, renderer_.num_rendered_frames());
-
-  capturer_.SetRotation(webrtc::kVideoRotation_90);
-  EXPECT_TRUE(capturer_.CaptureFrame());
-  EXPECT_EQ(++frame_count, renderer_.num_rendered_frames());
-
-  capturer_.SetRotation(webrtc::kVideoRotation_180);
-  EXPECT_TRUE(capturer_.CaptureFrame());
-  EXPECT_EQ(++frame_count, renderer_.num_rendered_frames());
-
-  capturer_.SetRotation(webrtc::kVideoRotation_270);
-  EXPECT_TRUE(capturer_.CaptureFrame());
-  EXPECT_EQ(++frame_count, renderer_.num_rendered_frames());
-}
-
-TEST_F(VideoCapturerTest, ScreencastScaledSuperLarge) {
-  capturer_.SetScreencast(true);
-
-  const int kMaxWidth = 4096;
-  const int kMaxHeight = 3072;
-  int kWidth = kMaxWidth + 4;
-  int kHeight = kMaxHeight + 4;
-
-  std::vector<cricket::VideoFormat> formats;
-  formats.push_back(cricket::VideoFormat(kWidth, kHeight,
-      cricket::VideoFormat::FpsToInterval(5), cricket::FOURCC_ARGB));
-  capturer_.ResetSupportedFormats(formats);
-
-  EXPECT_EQ(cricket::CS_RUNNING, capturer_.Start(cricket::VideoFormat(
-      kWidth,
-      kHeight,
-      cricket::VideoFormat::FpsToInterval(30),
-      cricket::FOURCC_ARGB)));
-  EXPECT_TRUE(capturer_.IsRunning());
-  EXPECT_EQ(0, renderer_.num_rendered_frames());
-  renderer_.SetSize(2050, 1538, 0);
-  EXPECT_TRUE(capturer_.CaptureFrame());
-  EXPECT_EQ(1, renderer_.num_rendered_frames());
-}
-
-TEST_F(VideoCapturerTest, TestFourccMatch) {
-  cricket::VideoFormat desired(640, 480,
-                               cricket::VideoFormat::FpsToInterval(30),
-                               cricket::FOURCC_ANY);
-  cricket::VideoFormat best;
-  EXPECT_TRUE(capturer_.GetBestCaptureFormat(desired, &best));
-  EXPECT_EQ(640, best.width);
-  EXPECT_EQ(480, best.height);
-  EXPECT_EQ(cricket::VideoFormat::FpsToInterval(30), best.interval);
-
-  desired.fourcc = cricket::FOURCC_MJPG;
-  EXPECT_FALSE(capturer_.GetBestCaptureFormat(desired, &best));
-
-  desired.fourcc = cricket::FOURCC_I420;
-  EXPECT_TRUE(capturer_.GetBestCaptureFormat(desired, &best));
-}
-
-TEST_F(VideoCapturerTest, TestResolutionMatch) {
-  cricket::VideoFormat desired(1920, 1080,
-                               cricket::VideoFormat::FpsToInterval(30),
-                               cricket::FOURCC_ANY);
-  cricket::VideoFormat best;
-  // Ask for 1920x1080. Get HD 1280x720 which is the highest.
-  EXPECT_TRUE(capturer_.GetBestCaptureFormat(desired, &best));
-  EXPECT_EQ(1280, best.width);
-  EXPECT_EQ(720, best.height);
-  EXPECT_EQ(cricket::VideoFormat::FpsToInterval(30), best.interval);
-
-  desired.width = 360;
-  desired.height = 250;
-  // Ask for a little higher than QVGA. Get QVGA.
-  EXPECT_TRUE(capturer_.GetBestCaptureFormat(desired, &best));
-  EXPECT_EQ(320, best.width);
-  EXPECT_EQ(240, best.height);
-  EXPECT_EQ(cricket::VideoFormat::FpsToInterval(30), best.interval);
-
-  desired.width = 480;
-  desired.height = 270;
-  // Ask for HVGA. Get VGA.
-  EXPECT_TRUE(capturer_.GetBestCaptureFormat(desired, &best));
-  EXPECT_EQ(640, best.width);
-  EXPECT_EQ(480, best.height);
-  EXPECT_EQ(cricket::VideoFormat::FpsToInterval(30), best.interval);
-
-  desired.width = 320;
-  desired.height = 240;
-  // Ask for QVGA. Get QVGA.
-  EXPECT_TRUE(capturer_.GetBestCaptureFormat(desired, &best));
-  EXPECT_EQ(320, best.width);
-  EXPECT_EQ(240, best.height);
-  EXPECT_EQ(cricket::VideoFormat::FpsToInterval(30), best.interval);
-
-  desired.width = 80;
-  desired.height = 60;
-  // Ask for lower than QQVGA. Get QQVGA, which is the lowest.
-  EXPECT_TRUE(capturer_.GetBestCaptureFormat(desired, &best));
-  EXPECT_EQ(160, best.width);
-  EXPECT_EQ(120, best.height);
-  EXPECT_EQ(cricket::VideoFormat::FpsToInterval(30), best.interval);
-}
-
-TEST_F(VideoCapturerTest, TestHDResolutionMatch) {
-  // Add some HD formats typical of a mediocre HD webcam.
-  std::vector<cricket::VideoFormat> formats;
-  formats.push_back(cricket::VideoFormat(320, 240,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  formats.push_back(cricket::VideoFormat(640, 480,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  formats.push_back(cricket::VideoFormat(960, 544,
-      cricket::VideoFormat::FpsToInterval(24), cricket::FOURCC_I420));
-  formats.push_back(cricket::VideoFormat(1280, 720,
-      cricket::VideoFormat::FpsToInterval(15), cricket::FOURCC_I420));
-  formats.push_back(cricket::VideoFormat(2592, 1944,
-      cricket::VideoFormat::FpsToInterval(7), cricket::FOURCC_I420));
-  capturer_.ResetSupportedFormats(formats);
-
-  cricket::VideoFormat desired(960, 720,
-                               cricket::VideoFormat::FpsToInterval(30),
-                               cricket::FOURCC_ANY);
-  cricket::VideoFormat best;
-  // Ask for 960x720 30 fps. Get qHD 24 fps
-  EXPECT_TRUE(capturer_.GetBestCaptureFormat(desired, &best));
-  EXPECT_EQ(960, best.width);
-  EXPECT_EQ(544, best.height);
-  EXPECT_EQ(cricket::VideoFormat::FpsToInterval(24), best.interval);
-
-  desired.width = 960;
-  desired.height = 544;
-  desired.interval = cricket::VideoFormat::FpsToInterval(30);
-  // Ask for qHD 30 fps. Get qHD 24 fps
-  EXPECT_TRUE(capturer_.GetBestCaptureFormat(desired, &best));
-  EXPECT_EQ(960, best.width);
-  EXPECT_EQ(544, best.height);
-  EXPECT_EQ(cricket::VideoFormat::FpsToInterval(24), best.interval);
-
-  desired.width = 360;
-  desired.height = 250;
-  desired.interval = cricket::VideoFormat::FpsToInterval(30);
-  // Ask for a little higher than QVGA. Get QVGA.
-  EXPECT_TRUE(capturer_.GetBestCaptureFormat(desired, &best));
-  EXPECT_EQ(320, best.width);
-  EXPECT_EQ(240, best.height);
-  EXPECT_EQ(cricket::VideoFormat::FpsToInterval(30), best.interval);
-
-  desired.width = 480;
-  desired.height = 270;
-  // Ask for HVGA. Get VGA.
-  EXPECT_TRUE(capturer_.GetBestCaptureFormat(desired, &best));
-  EXPECT_EQ(640, best.width);
-  EXPECT_EQ(480, best.height);
-  EXPECT_EQ(cricket::VideoFormat::FpsToInterval(30), best.interval);
-
-  desired.width = 320;
-  desired.height = 240;
-  // Ask for QVGA. Get QVGA.
-  EXPECT_TRUE(capturer_.GetBestCaptureFormat(desired, &best));
-  EXPECT_EQ(320, best.width);
-  EXPECT_EQ(240, best.height);
-  EXPECT_EQ(cricket::VideoFormat::FpsToInterval(30), best.interval);
-
-  desired.width = 160;
-  desired.height = 120;
-  // Ask for lower than QVGA. Get QVGA, which is the lowest.
-  EXPECT_TRUE(capturer_.GetBestCaptureFormat(desired, &best));
-  EXPECT_EQ(320, best.width);
-  EXPECT_EQ(240, best.height);
-  EXPECT_EQ(cricket::VideoFormat::FpsToInterval(30), best.interval);
-
-  desired.width = 1280;
-  desired.height = 720;
-  // Ask for HD. 720p fps is too low. Get VGA which has 30 fps.
-  EXPECT_TRUE(capturer_.GetBestCaptureFormat(desired, &best));
-  EXPECT_EQ(640, best.width);
-  EXPECT_EQ(480, best.height);
-  EXPECT_EQ(cricket::VideoFormat::FpsToInterval(30), best.interval);
-
-  desired.width = 1280;
-  desired.height = 720;
-  desired.interval = cricket::VideoFormat::FpsToInterval(15);
-  // Ask for HD 15 fps. Fps matches. Get HD
-  EXPECT_TRUE(capturer_.GetBestCaptureFormat(desired, &best));
-  EXPECT_EQ(1280, best.width);
-  EXPECT_EQ(720, best.height);
-  EXPECT_EQ(cricket::VideoFormat::FpsToInterval(15), best.interval);
-
-  desired.width = 1920;
-  desired.height = 1080;
-  desired.interval = cricket::VideoFormat::FpsToInterval(30);
-  // Ask for 1080p. Fps of HD formats is too low. Get VGA which can do 30 fps.
-  EXPECT_TRUE(capturer_.GetBestCaptureFormat(desired, &best));
-  EXPECT_EQ(640, best.width);
-  EXPECT_EQ(480, best.height);
-  EXPECT_EQ(cricket::VideoFormat::FpsToInterval(30), best.interval);
-}
-
-// Some cameras support 320x240 and 320x640. Verify we choose 320x240.
-TEST_F(VideoCapturerTest, TestStrangeFormats) {
-  std::vector<cricket::VideoFormat> supported_formats;
-  supported_formats.push_back(cricket::VideoFormat(320, 240,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  supported_formats.push_back(cricket::VideoFormat(320, 640,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  capturer_.ResetSupportedFormats(supported_formats);
-
-  std::vector<cricket::VideoFormat> required_formats;
-  required_formats.push_back(cricket::VideoFormat(320, 240,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  required_formats.push_back(cricket::VideoFormat(320, 200,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  required_formats.push_back(cricket::VideoFormat(320, 180,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  cricket::VideoFormat best;
-  for (size_t i = 0; i < required_formats.size(); ++i) {
-    EXPECT_TRUE(capturer_.GetBestCaptureFormat(required_formats[i], &best));
-    EXPECT_EQ(320, best.width);
-    EXPECT_EQ(240, best.height);
-  }
-
-  supported_formats.clear();
-  supported_formats.push_back(cricket::VideoFormat(320, 640,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  supported_formats.push_back(cricket::VideoFormat(320, 240,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  capturer_.ResetSupportedFormats(supported_formats);
-
-  for (size_t i = 0; i < required_formats.size(); ++i) {
-    EXPECT_TRUE(capturer_.GetBestCaptureFormat(required_formats[i], &best));
-    EXPECT_EQ(320, best.width);
-    EXPECT_EQ(240, best.height);
-  }
-}
-
-// Some cameras only have very low fps. Verify we choose something sensible.
-TEST_F(VideoCapturerTest, TestPoorFpsFormats) {
-  // all formats are low framerate
-  std::vector<cricket::VideoFormat> supported_formats;
-  supported_formats.push_back(cricket::VideoFormat(320, 240,
-      cricket::VideoFormat::FpsToInterval(10), cricket::FOURCC_I420));
-  supported_formats.push_back(cricket::VideoFormat(640, 480,
-      cricket::VideoFormat::FpsToInterval(7), cricket::FOURCC_I420));
-  supported_formats.push_back(cricket::VideoFormat(1280, 720,
-      cricket::VideoFormat::FpsToInterval(2), cricket::FOURCC_I420));
-  capturer_.ResetSupportedFormats(supported_formats);
-
-  std::vector<cricket::VideoFormat> required_formats;
-  required_formats.push_back(cricket::VideoFormat(320, 240,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  required_formats.push_back(cricket::VideoFormat(640, 480,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  cricket::VideoFormat best;
-  for (size_t i = 0; i < required_formats.size(); ++i) {
-    EXPECT_TRUE(capturer_.GetBestCaptureFormat(required_formats[i], &best));
-    EXPECT_EQ(required_formats[i].width, best.width);
-    EXPECT_EQ(required_formats[i].height, best.height);
-  }
-
-  // Increase framerate of 320x240. Expect low fps VGA avoided.
-  supported_formats.clear();
-  supported_formats.push_back(cricket::VideoFormat(320, 240,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  supported_formats.push_back(cricket::VideoFormat(640, 480,
-      cricket::VideoFormat::FpsToInterval(7), cricket::FOURCC_I420));
-  supported_formats.push_back(cricket::VideoFormat(1280, 720,
-      cricket::VideoFormat::FpsToInterval(2), cricket::FOURCC_I420));
-  capturer_.ResetSupportedFormats(supported_formats);
-
-  for (size_t i = 0; i < required_formats.size(); ++i) {
-    EXPECT_TRUE(capturer_.GetBestCaptureFormat(required_formats[i], &best));
-    EXPECT_EQ(320, best.width);
-    EXPECT_EQ(240, best.height);
-  }
-}
-
-// Some cameras support same size with different frame rates. Verify we choose
-// the frame rate properly.
-TEST_F(VideoCapturerTest, TestSameSizeDifferentFpsFormats) {
-  std::vector<cricket::VideoFormat> supported_formats;
-  supported_formats.push_back(cricket::VideoFormat(320, 240,
-      cricket::VideoFormat::FpsToInterval(10), cricket::FOURCC_I420));
-  supported_formats.push_back(cricket::VideoFormat(320, 240,
-      cricket::VideoFormat::FpsToInterval(20), cricket::FOURCC_I420));
-  supported_formats.push_back(cricket::VideoFormat(320, 240,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  capturer_.ResetSupportedFormats(supported_formats);
-
-  std::vector<cricket::VideoFormat> required_formats = supported_formats;
-  cricket::VideoFormat best;
-  for (size_t i = 0; i < required_formats.size(); ++i) {
-    EXPECT_TRUE(capturer_.GetBestCaptureFormat(required_formats[i], &best));
-    EXPECT_EQ(320, best.width);
-    EXPECT_EQ(240, best.height);
-    EXPECT_EQ(required_formats[i].interval, best.interval);
-  }
-}
-
-// Some cameras support the correct resolution but at a lower fps than
-// we'd like. This tests we get the expected resolution and fps.
-TEST_F(VideoCapturerTest, TestFpsFormats) {
-  // We have VGA but low fps. Choose VGA, not HD
-  std::vector<cricket::VideoFormat> supported_formats;
-  supported_formats.push_back(cricket::VideoFormat(1280, 720,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  supported_formats.push_back(cricket::VideoFormat(640, 480,
-      cricket::VideoFormat::FpsToInterval(15), cricket::FOURCC_I420));
-  supported_formats.push_back(cricket::VideoFormat(640, 400,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  supported_formats.push_back(cricket::VideoFormat(640, 360,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  capturer_.ResetSupportedFormats(supported_formats);
-
-  std::vector<cricket::VideoFormat> required_formats;
-  required_formats.push_back(cricket::VideoFormat(640, 480,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_ANY));
-  required_formats.push_back(cricket::VideoFormat(640, 480,
-      cricket::VideoFormat::FpsToInterval(20), cricket::FOURCC_ANY));
-  required_formats.push_back(cricket::VideoFormat(640, 480,
-      cricket::VideoFormat::FpsToInterval(10), cricket::FOURCC_ANY));
-  cricket::VideoFormat best;
-
-  // Expect 30 fps to choose 30 fps format.
-  EXPECT_TRUE(capturer_.GetBestCaptureFormat(required_formats[0], &best));
-  EXPECT_EQ(640, best.width);
-  EXPECT_EQ(400, best.height);
-  EXPECT_EQ(cricket::VideoFormat::FpsToInterval(30), best.interval);
-
-  // Expect 20 fps to choose 30 fps format.
-  EXPECT_TRUE(capturer_.GetBestCaptureFormat(required_formats[1], &best));
-  EXPECT_EQ(640, best.width);
-  EXPECT_EQ(400, best.height);
-  EXPECT_EQ(cricket::VideoFormat::FpsToInterval(30), best.interval);
-
-  // Expect 10 fps to choose 15 fps format and set fps to 15.
-  EXPECT_TRUE(capturer_.GetBestCaptureFormat(required_formats[2], &best));
-  EXPECT_EQ(640, best.width);
-  EXPECT_EQ(480, best.height);
-  EXPECT_EQ(cricket::VideoFormat::FpsToInterval(15), best.interval);
-
-  // We have VGA 60 fps and 15 fps. Choose best fps.
-  supported_formats.clear();
-  supported_formats.push_back(cricket::VideoFormat(1280, 720,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  supported_formats.push_back(cricket::VideoFormat(640, 480,
-      cricket::VideoFormat::FpsToInterval(60), cricket::FOURCC_MJPG));
-  supported_formats.push_back(cricket::VideoFormat(640, 480,
-      cricket::VideoFormat::FpsToInterval(15), cricket::FOURCC_I420));
-  supported_formats.push_back(cricket::VideoFormat(640, 400,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  supported_formats.push_back(cricket::VideoFormat(640, 360,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  capturer_.ResetSupportedFormats(supported_formats);
-
-  // Expect 30 fps to choose 60 fps format and will set best fps to 60.
-  EXPECT_TRUE(capturer_.GetBestCaptureFormat(required_formats[0], &best));
-  EXPECT_EQ(640, best.width);
-  EXPECT_EQ(480, best.height);
-  EXPECT_EQ(cricket::VideoFormat::FpsToInterval(60), best.interval);
-
-  // Expect 20 fps to choose 60 fps format, and will set best fps to 60.
-  EXPECT_TRUE(capturer_.GetBestCaptureFormat(required_formats[1], &best));
-  EXPECT_EQ(640, best.width);
-  EXPECT_EQ(480, best.height);
-  EXPECT_EQ(cricket::VideoFormat::FpsToInterval(60), best.interval);
-
-  // Expect 10 fps to choose 15 fps.
-  EXPECT_TRUE(capturer_.GetBestCaptureFormat(required_formats[2], &best));
-  EXPECT_EQ(640, best.width);
-  EXPECT_EQ(480, best.height);
-  EXPECT_EQ(cricket::VideoFormat::FpsToInterval(15), best.interval);
-}
-
-TEST_F(VideoCapturerTest, TestRequest16x10_9) {
-  std::vector<cricket::VideoFormat> supported_formats;
-  // We do not support HD, expect 4x3 for 4x3, 16x10, and 16x9 requests.
-  supported_formats.push_back(cricket::VideoFormat(640, 480,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  supported_formats.push_back(cricket::VideoFormat(640, 400,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  supported_formats.push_back(cricket::VideoFormat(640, 360,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  capturer_.ResetSupportedFormats(supported_formats);
-
-  std::vector<cricket::VideoFormat> required_formats = supported_formats;
-  cricket::VideoFormat best;
-  // Expect 4x3, 16x10, and 16x9 requests are respected.
-  for (size_t i = 0; i < required_formats.size(); ++i) {
-    EXPECT_TRUE(capturer_.GetBestCaptureFormat(required_formats[i], &best));
-    EXPECT_EQ(required_formats[i].width, best.width);
-    EXPECT_EQ(required_formats[i].height, best.height);
-  }
-
-  // We do not support 16x9 HD, expect 4x3 for 4x3, 16x10, and 16x9 requests.
-  supported_formats.clear();
-  supported_formats.push_back(cricket::VideoFormat(960, 720,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  supported_formats.push_back(cricket::VideoFormat(640, 480,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  supported_formats.push_back(cricket::VideoFormat(640, 400,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  supported_formats.push_back(cricket::VideoFormat(640, 360,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  capturer_.ResetSupportedFormats(supported_formats);
-
-  // Expect 4x3, 16x10, and 16x9 requests are respected.
-  for (size_t i = 0; i < required_formats.size(); ++i) {
-    EXPECT_TRUE(capturer_.GetBestCaptureFormat(required_formats[i], &best));
-    EXPECT_EQ(required_formats[i].width, best.width);
-    EXPECT_EQ(required_formats[i].height, best.height);
-  }
-
-  // We support 16x9HD, Expect 4x3, 16x10, and 16x9 requests are respected.
-  supported_formats.clear();
-  supported_formats.push_back(cricket::VideoFormat(1280, 720,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  supported_formats.push_back(cricket::VideoFormat(640, 480,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  supported_formats.push_back(cricket::VideoFormat(640, 400,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  supported_formats.push_back(cricket::VideoFormat(640, 360,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  capturer_.ResetSupportedFormats(supported_formats);
-
-  // Expect 4x3 for 4x3 and 16x10 requests.
-  for (size_t i = 0; i < required_formats.size() - 1; ++i) {
-    EXPECT_TRUE(capturer_.GetBestCaptureFormat(required_formats[i], &best));
-    EXPECT_EQ(required_formats[i].width, best.width);
-    EXPECT_EQ(required_formats[i].height, best.height);
-  }
-
-  // Expect 16x9 for 16x9 request.
-  EXPECT_TRUE(capturer_.GetBestCaptureFormat(required_formats[2], &best));
-  EXPECT_EQ(640, best.width);
-  EXPECT_EQ(360, best.height);
-}
-
-// If HAVE_WEBRTC_VIDEO is not defined the video capturer will not be able to
-// provide OnVideoFrame-callbacks since they require cricket::CapturedFrame to
-// be decoded as a cricket::VideoFrame (i.e. an I420 frame). This functionality
-// only exist if HAVE_WEBRTC_VIDEO is defined below. I420 frames are also a
-// requirement for the VideoProcessors so they will not be called either.
-#if defined(HAVE_WEBRTC_VIDEO)
-TEST_F(VideoCapturerTest, VideoFrame) {
-  EXPECT_EQ(cricket::CS_RUNNING, capturer_.Start(cricket::VideoFormat(
-      640,
-      480,
-      cricket::VideoFormat::FpsToInterval(30),
-      cricket::FOURCC_I420)));
-  EXPECT_TRUE(capturer_.IsRunning());
-  EXPECT_EQ(0, video_frames_received());
-  EXPECT_TRUE(capturer_.CaptureFrame());
-  EXPECT_EQ(1, video_frames_received());
-}
-#endif  // HAVE_WEBRTC_VIDEO
-
-bool HdFormatInList(const std::vector<cricket::VideoFormat>& formats) {
-  for (std::vector<cricket::VideoFormat>::const_iterator found =
-           formats.begin(); found != formats.end(); ++found) {
-    if (found->height >= kMinHdHeight) {
-      return true;
-    }
-  }
-  return false;
-}
-
-TEST_F(VideoCapturerTest, Whitelist) {
-  // The definition of HD only applies to the height. Set the HD width to the
-  // smallest legal number to document this fact in this test.
-  const int kMinHdWidth = 1;
-  cricket::VideoFormat hd_format(kMinHdWidth,
-                                 kMinHdHeight,
-                                 cricket::VideoFormat::FpsToInterval(30),
-                                 cricket::FOURCC_I420);
-  cricket::VideoFormat vga_format(640, 480,
-                                  cricket::VideoFormat::FpsToInterval(30),
-                                  cricket::FOURCC_I420);
-  std::vector<cricket::VideoFormat> formats = *capturer_.GetSupportedFormats();
-  formats.push_back(hd_format);
-
-  // Enable whitelist. Expect HD not in list.
-  capturer_.set_enable_camera_list(true);
-  capturer_.ResetSupportedFormats(formats);
-  EXPECT_TRUE(HdFormatInList(*capturer_.GetSupportedFormats()));
-  capturer_.ConstrainSupportedFormats(vga_format);
-  EXPECT_FALSE(HdFormatInList(*capturer_.GetSupportedFormats()));
-
-  // Disable whitelist. Expect HD in list.
-  capturer_.set_enable_camera_list(false);
-  capturer_.ResetSupportedFormats(formats);
-  EXPECT_TRUE(HdFormatInList(*capturer_.GetSupportedFormats()));
-  capturer_.ConstrainSupportedFormats(vga_format);
-  EXPECT_TRUE(HdFormatInList(*capturer_.GetSupportedFormats()));
-}
-
-TEST_F(VideoCapturerTest, BlacklistAllFormats) {
-  cricket::VideoFormat vga_format(640, 480,
-                                  cricket::VideoFormat::FpsToInterval(30),
-                                  cricket::FOURCC_I420);
-  std::vector<cricket::VideoFormat> supported_formats;
-  // Mock a device that only supports HD formats.
-  supported_formats.push_back(cricket::VideoFormat(1280, 720,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  supported_formats.push_back(cricket::VideoFormat(1920, 1080,
-      cricket::VideoFormat::FpsToInterval(30), cricket::FOURCC_I420));
-  capturer_.ResetSupportedFormats(supported_formats);
-  EXPECT_EQ(2u, capturer_.GetSupportedFormats()->size());
-  // Now, enable the list, which would exclude both formats. However, since
-  // only HD formats are available, we refuse to filter at all, so we don't
-  // break this camera.
-  capturer_.set_enable_camera_list(true);
-  capturer_.ConstrainSupportedFormats(vga_format);
-  EXPECT_EQ(2u, capturer_.GetSupportedFormats()->size());
-  // To make sure it's not just the camera list being broken, add in VGA and
-  // try again. This time, only the VGA format should be there.
-  supported_formats.push_back(vga_format);
-  capturer_.ResetSupportedFormats(supported_formats);
-  ASSERT_EQ(1u, capturer_.GetSupportedFormats()->size());
-  EXPECT_EQ(vga_format.height, capturer_.GetSupportedFormats()->at(0).height);
-}