Add dav1d decoder to WebRTC.

Bug: none
Change-Id: I7642f42e592dcf510679f881f118bc4dab93b31c
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/237504
Commit-Queue: Philip Eliasson <philipel@webrtc.org>
Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org>
Reviewed-by: Danil Chapovalov <danilchap@webrtc.org>
Reviewed-by: Magnus Flodman <mflodman@webrtc.org>
Reviewed-by: Sergey Silkin <ssilkin@webrtc.org>
Reviewed-by: Ilya Nikolaevskiy <ilnik@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#35394}

modules/video_coding/codecs/test/videocodec_test_av1.cc

@@ -0,0 +1,125 @@
+/*
+ *  Copyright (c) 2020 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 <memory>
+#include <vector>
+
+#include "api/test/create_videocodec_test_fixture.h"
+#include "api/test/video/function_video_encoder_factory.h"
+#include "api/video_codecs/sdp_video_format.h"
+#include "media/base/media_constants.h"
+#include "media/engine/internal_decoder_factory.h"
+#include "media/engine/internal_encoder_factory.h"
+#include "media/engine/simulcast_encoder_adapter.h"
+#include "modules/video_coding/codecs/av1/libaom_av1_decoder.h"
+#include "test/field_trial.h"
+#include "test/gtest.h"
+#include "test/testsupport/file_utils.h"
+
+namespace webrtc {
+namespace test {
+namespace {
+// Test clips settings.
+constexpr int kCifWidth = 352;
+constexpr int kCifHeight = 288;
+constexpr int kNumFramesLong = 300;
+
+VideoCodecTestFixture::Config CreateConfig(std::string filename) {
+  VideoCodecTestFixture::Config config;
+  config.filename = filename;
+  config.filepath = ResourcePath(config.filename, "yuv");
+  config.num_frames = kNumFramesLong;
+  config.use_single_core = true;
+  return config;
+}
+
+class VideoCodecTestAv1 : public ::testing::TestWithParam<std::string> {
+ public:
+  VideoCodecTestAv1() : scoped_field_trial_(GetParam()) {}
+
+ private:
+  ScopedFieldTrials scoped_field_trial_;
+};
+
+TEST_P(VideoCodecTestAv1, HighBitrate) {
+  auto config = CreateConfig("foreman_cif");
+  config.SetCodecSettings(cricket::kAv1CodecName, 1, 1, 1, false, true, true,
+                          kCifWidth, kCifHeight);
+  config.codec_settings.SetScalabilityMode("NONE");
+  config.num_frames = kNumFramesLong;
+  auto fixture = CreateVideoCodecTestFixture(config);
+
+  std::vector<RateProfile> rate_profiles = {{500, 30, 0}};
+
+  std::vector<RateControlThresholds> rc_thresholds = {
+      {12, 1, 0, 1, 0.3, 0.1, 0, 1}};
+
+  std::vector<QualityThresholds> quality_thresholds = {{37, 34, 0.94, 0.915}};
+
+  fixture->RunTest(rate_profiles, &rc_thresholds, &quality_thresholds, nullptr);
+}
+
+TEST_P(VideoCodecTestAv1, VeryLowBitrate) {
+  auto config = CreateConfig("foreman_cif");
+  config.SetCodecSettings(cricket::kAv1CodecName, 1, 1, 1, false, true, true,
+                          kCifWidth, kCifHeight);
+  config.codec_settings.SetScalabilityMode("NONE");
+  auto fixture = CreateVideoCodecTestFixture(config);
+
+  std::vector<RateProfile> rate_profiles = {{50, 30, 0}};
+
+  std::vector<RateControlThresholds> rc_thresholds = {
+      {15, 8, 75, 2, 2, 2, 2, 1}};
+
+  std::vector<QualityThresholds> quality_thresholds = {{28, 25, 0.70, 0.60}};
+
+  fixture->RunTest(rate_profiles, &rc_thresholds, &quality_thresholds, nullptr);
+}
+
+#if !defined(WEBRTC_ANDROID)
+constexpr int kHdWidth = 1280;
+constexpr int kHdHeight = 720;
+TEST_P(VideoCodecTestAv1, Hd) {
+  auto config = CreateConfig("ConferenceMotion_1280_720_50");
+  config.SetCodecSettings(cricket::kAv1CodecName, 1, 1, 1, false, true, true,
+                          kHdWidth, kHdHeight);
+  config.codec_settings.SetScalabilityMode("NONE");
+  config.num_frames = kNumFramesLong;
+  auto fixture = CreateVideoCodecTestFixture(config);
+
+  std::vector<RateProfile> rate_profiles = {{1000, 50, 0}};
+
+  std::vector<RateControlThresholds> rc_thresholds = {
+      {13, 3, 0, 1, 0.3, 0.1, 0, 1}};
+
+  std::vector<QualityThresholds> quality_thresholds = {{36, 31.7, 0.93, 0.87}};
+
+  fixture->RunTest(rate_profiles, &rc_thresholds, &quality_thresholds, nullptr);
+}
+#endif
+
+std::vector<std::string> GetTestValues() {
+  std::vector<std::string> field_trial_values;
+  field_trial_values.push_back("WebRTC-Dav1dDecoder/Enabled/");
+  if (kIsLibaomAv1DecoderSupported) {
+    // As long as the field trial doesn't enable dav1d the libaom decoder will
+    // be used instead.
+    field_trial_values.push_back("");
+  }
+  return field_trial_values;
+}
+
+INSTANTIATE_TEST_SUITE_P(Decoder,
+                         VideoCodecTestAv1,
+                         testing::ValuesIn(GetTestValues()));
+
+}  // namespace
+}  // namespace test
+}  // namespace webrtc