Update sink wants with ranges for both pixel count and frame rate.

webrtc/media/engine/webrtcvideoengine2_unittest.cc

 /*
  *  Copyright (c) 2004 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 #include <algorithm>
 #include <map>
 #include <memory>
 #include <vector>
 
 #include "webrtc/base/arraysize.h"
-#include "webrtc/base/gunit.h"
 #include "webrtc/base/stringutils.h"
 #include "webrtc/call/flexfec_receive_stream.h"
 #include "webrtc/common_video/h264/profile_level_id.h"
 #include "webrtc/logging/rtc_event_log/rtc_event_log.h"
 #include "webrtc/media/base/mediaconstants.h"
 #include "webrtc/media/base/rtputils.h"
 #include "webrtc/media/base/testutils.h"
 #include "webrtc/media/base/videoengine_unittest.h"
 #include "webrtc/media/engine/constants.h"
 #include "webrtc/media/engine/fakewebrtccall.h"
 #include "webrtc/media/engine/fakewebrtcvideoengine.h"
 #include "webrtc/media/engine/simulcast.h"
 #include "webrtc/media/engine/webrtcvideoengine2.h"
 #include "webrtc/media/engine/webrtcvoiceengine.h"
 #include "webrtc/test/field_trial.h"
+#include "webrtc/test/gtest.h"
 #include "webrtc/video_encoder.h"
 
 using webrtc::RtpExtension;
 
 namespace {
 static const int kDefaultQpMax = 56;
 
 static const uint8_t kRedRtxPayloadType = 125;
 
 static const uint32_t kSsrcs1[] = {1};
@@ skipping 2053 matching lines @@
   ASSERT_EQ(1u, fake_call_->GetVideoSendStreams().size());
   FakeVideoSendStream* send_stream = fake_call_->GetVideoSendStreams().front();
 
   EXPECT_TRUE(capturer.CaptureCustomFrame(1280, 720, cricket::FOURCC_I420));
   EXPECT_EQ(1, send_stream->GetNumberOfSwappedFrames());
   EXPECT_EQ(1280, send_stream->GetLastWidth());
   EXPECT_EQ(720, send_stream->GetLastHeight());
 
   // Trigger overuse.
   rtc::VideoSinkWants wants;
-  wants.max_pixel_count = rtc::Optional<int>(
-      send_stream->GetLastWidth() * send_stream->GetLastHeight() - 1);
+  wants.pixel_count.emplace(rtc::VideoSinkWants::Range(
+      0, (send_stream->GetLastWidth() * send_stream->GetLastHeight() * 3) / 5,
+      send_stream->GetLastWidth() * send_stream->GetLastHeight() - 1));
   send_stream->InjectVideoSinkWants(wants);
   EXPECT_TRUE(capturer.CaptureCustomFrame(1280, 720, cricket::FOURCC_I420));
   EXPECT_EQ(2, send_stream->GetNumberOfSwappedFrames());
   EXPECT_EQ(1280 * 3 / 4, send_stream->GetLastWidth());
   EXPECT_EQ(720 * 3 / 4, send_stream->GetLastHeight());
 
   // Trigger overuse again.
-  wants.max_pixel_count = rtc::Optional<int>(
-      send_stream->GetLastWidth() * send_stream->GetLastHeight() - 1);
+  wants.pixel_count.emplace(rtc::VideoSinkWants::Range(
+      0, (send_stream->GetLastWidth() * send_stream->GetLastHeight() * 3) / 5,
+      send_stream->GetLastWidth() * send_stream->GetLastHeight() - 1));
   send_stream->InjectVideoSinkWants(wants);
   EXPECT_TRUE(capturer.CaptureCustomFrame(1280, 720, cricket::FOURCC_I420));
   EXPECT_EQ(3, send_stream->GetNumberOfSwappedFrames());
   EXPECT_EQ(1280 * 2 / 4, send_stream->GetLastWidth());
   EXPECT_EQ(720 * 2 / 4, send_stream->GetLastHeight());
 
   // Change input resolution.
   EXPECT_TRUE(capturer.CaptureCustomFrame(1284, 724, cricket::FOURCC_I420));
   EXPECT_EQ(4, send_stream->GetNumberOfSwappedFrames());
   EXPECT_EQ(1284 / 2, send_stream->GetLastWidth());
   EXPECT_EQ(724 / 2, send_stream->GetLastHeight());
 
   // Trigger underuse which should go back up in resolution.
   int current_pixel_count =
       send_stream->GetLastWidth() * send_stream->GetLastHeight();
   // Cap the max to 4x the pixel count (assuming max 1/2 x 1/2 scale downs)
   // of the current stream, so we don't take too large steps.
-  wants.max_pixel_count = rtc::Optional<int>(current_pixel_count * 4);
   // Default step down is 3/5 pixel count, so go up by 5/3.
-  wants.target_pixel_count = rtc::Optional<int>((current_pixel_count * 5) / 3);
+  wants.pixel_count.emplace(rtc::VideoSinkWants::Range(
+      0, (current_pixel_count * 5) / 3, current_pixel_count * 4));
   send_stream->InjectVideoSinkWants(wants);
   EXPECT_TRUE(capturer.CaptureCustomFrame(1284, 724, cricket::FOURCC_I420));
   EXPECT_EQ(5, send_stream->GetNumberOfSwappedFrames());
   EXPECT_EQ(1284 * 3 / 4, send_stream->GetLastWidth());
   EXPECT_EQ(724 * 3 / 4, send_stream->GetLastHeight());
 
   // Trigger underuse again, should go back up to full resolution.
   current_pixel_count =
       send_stream->GetLastWidth() * send_stream->GetLastHeight();
-  wants.max_pixel_count = rtc::Optional<int>(current_pixel_count * 4);
-  wants.target_pixel_count = rtc::Optional<int>((current_pixel_count * 5) / 3);
+  wants.pixel_count.emplace(rtc::VideoSinkWants::Range(
+      0, (current_pixel_count * 5) / 3, current_pixel_count * 4));
   send_stream->InjectVideoSinkWants(wants);
   EXPECT_TRUE(capturer.CaptureCustomFrame(1284, 724, cricket::FOURCC_I420));
   EXPECT_EQ(6, send_stream->GetNumberOfSwappedFrames());
   EXPECT_EQ(1284, send_stream->GetLastWidth());
   EXPECT_EQ(724, send_stream->GetLastHeight());
 
   EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, nullptr));
 }
 
 TEST_F(WebRtcVideoChannel2Test, PreviousAdaptationDoesNotApplyToScreenshare) {
@@ skipping 22 matching lines @@
   ASSERT_EQ(1u, fake_call_->GetVideoSendStreams().size());
   FakeVideoSendStream* send_stream = fake_call_->GetVideoSendStreams().front();
 
   EXPECT_TRUE(capturer.CaptureCustomFrame(1280, 720, cricket::FOURCC_I420));
   EXPECT_EQ(1, send_stream->GetNumberOfSwappedFrames());
   EXPECT_EQ(1280, send_stream->GetLastWidth());
   EXPECT_EQ(720, send_stream->GetLastHeight());
 
   // Trigger overuse.
   rtc::VideoSinkWants wants;
-  wants.max_pixel_count = rtc::Optional<int>(
-      send_stream->GetLastWidth() * send_stream->GetLastHeight() - 1);
+  wants.pixel_count.emplace(rtc::VideoSinkWants::Range(
+      0, (send_stream->GetLastWidth() * send_stream->GetLastHeight() * 3) / 5,
+      send_stream->GetLastWidth() * send_stream->GetLastHeight() - 1));
   send_stream->InjectVideoSinkWants(wants);
   EXPECT_TRUE(capturer.CaptureCustomFrame(1280, 720, cricket::FOURCC_I420));
   EXPECT_EQ(2, send_stream->GetNumberOfSwappedFrames());
   EXPECT_EQ(1280 * 3 / 4, send_stream->GetLastWidth());
   EXPECT_EQ(720 * 3 / 4, send_stream->GetLastHeight());
 
   // Switch to screen share. Expect no CPU adaptation.
   cricket::FakeVideoCapturer screen_share(true);
   ASSERT_EQ(cricket::CS_RUNNING,
             screen_share.Start(screen_share.GetSupportedFormats()->front()));
@@ skipping 57 matching lines @@
 
     EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, nullptr));
     return;
   }
 
   EXPECT_TRUE(send_stream->resolution_scaling_enabled());
   // Trigger overuse.
   ASSERT_EQ(1u, fake_call_->GetVideoSendStreams().size());
 
   rtc::VideoSinkWants wants;
-  wants.max_pixel_count =
-      rtc::Optional<int>(capture_format.width * capture_format.height - 1);
+  wants.pixel_count.emplace(rtc::VideoSinkWants::Range(
+      0, (capture_format.width * capture_format.height * 3) / 5,
+      capture_format.width * capture_format.height - 1));
   send_stream->InjectVideoSinkWants(wants);
 
   EXPECT_TRUE(capturer.CaptureFrame());
   EXPECT_EQ(1, send_stream->GetNumberOfSwappedFrames());
 
   EXPECT_TRUE(capturer.CaptureFrame());
   EXPECT_EQ(2, send_stream->GetNumberOfSwappedFrames());
 
   EXPECT_LT(send_stream->GetLastWidth(), capture_format.width);
   EXPECT_LT(send_stream->GetLastHeight(), capture_format.height);
 
   // Trigger underuse which should go back to normal resolution.
   int last_pixel_count =
       send_stream->GetLastWidth() * send_stream->GetLastHeight();
-  wants.max_pixel_count = rtc::Optional<int>(last_pixel_count * 4);
-  wants.target_pixel_count = rtc::Optional<int>((last_pixel_count * 5) / 3);
+  wants.pixel_count.emplace(rtc::VideoSinkWants::Range(
+      0, (last_pixel_count * 5) / 3, last_pixel_count * 4));
   send_stream->InjectVideoSinkWants(wants);
 
   EXPECT_TRUE(capturer.CaptureFrame());
   EXPECT_EQ(3, send_stream->GetNumberOfSwappedFrames());
 
   EXPECT_EQ(capture_format.width, send_stream->GetLastWidth());
   EXPECT_EQ(capture_format.height, send_stream->GetLastHeight());
 
   EXPECT_TRUE(channel_->SetVideoSend(last_ssrc_, true, nullptr, nullptr));
 }
@@ skipping 2045 matching lines @@
 }
 
 TEST_F(WebRtcVideoChannel2SimulcastTest, SetSendCodecsForSimulcastScreenshare) {
   webrtc::test::ScopedFieldTrials override_field_trials_(
       "WebRTC-SimulcastScreenshare/Enabled/");
   VerifySimulcastSettings(cricket::VideoCodec("VP8"), 1280, 720, 3, 2, true,
                           true);
 }
 
 }  // namespace cricket