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19f1297f7f
Instead of relying on the global field trial string Bug: webrtc:10335 Change-Id: I491be089ffc725fd28483edf10eae4ae5d17d651 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/346263 Commit-Queue: Danil Chapovalov <danilchap@webrtc.org> Reviewed-by: Åsa Persson <asapersson@webrtc.org> Cr-Commit-Position: refs/heads/main@{#42021}
142 lines
5.6 KiB
C++
142 lines
5.6 KiB
C++
/*
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* Copyright 2019 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "rtc_base/experiments/min_video_bitrate_experiment.h"
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#include "absl/types/optional.h"
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#include "api/units/data_rate.h"
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#include "api/video/video_codec_type.h"
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#include "test/explicit_key_value_config.h"
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#include "test/gtest.h"
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namespace webrtc {
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namespace {
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using test::ExplicitKeyValueConfig;
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TEST(GetExperimentalMinVideoBitrateTest,
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NulloptForAllCodecsIfFieldTrialUndefined) {
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ExplicitKeyValueConfig field_trials("");
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecGeneric),
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absl::nullopt);
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecVP8),
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absl::nullopt);
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecVP9),
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absl::nullopt);
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecH264),
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absl::nullopt);
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}
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TEST(GetExperimentalMinVideoBitrateTest,
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NulloptForAllCodecsIfFieldTrialDisabled) {
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ExplicitKeyValueConfig field_trials(
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"WebRTC-Video-MinVideoBitrate/Disabled,br:123kbps/");
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecGeneric),
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absl::nullopt);
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecVP8),
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absl::nullopt);
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecVP9),
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absl::nullopt);
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecH264),
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absl::nullopt);
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}
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TEST(GetExperimentalMinVideoBitrateTest, BrForAllCodecsIfDefined) {
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ExplicitKeyValueConfig field_trials(
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"WebRTC-Video-MinVideoBitrate/Enabled,br:123kbps/");
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecGeneric),
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DataRate::KilobitsPerSec(123));
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecVP8),
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DataRate::KilobitsPerSec(123));
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecVP9),
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DataRate::KilobitsPerSec(123));
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecH264),
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DataRate::KilobitsPerSec(123));
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}
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TEST(GetExperimentalMinVideoBitrateTest, BrTrumpsSpecificCodecConfigs) {
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ExplicitKeyValueConfig field_trials(
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"WebRTC-Video-MinVideoBitrate/"
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"Enabled,br:123kbps,vp8_br:100kbps,vp9_br:200kbps,h264_br:300kbps/");
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecGeneric),
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DataRate::KilobitsPerSec(123));
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecVP8),
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DataRate::KilobitsPerSec(123));
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecVP9),
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DataRate::KilobitsPerSec(123));
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecH264),
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DataRate::KilobitsPerSec(123));
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}
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TEST(GetExperimentalMinVideoBitrateTest,
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SpecificCodecConfigsIgnoredIfExpDisabled) {
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ExplicitKeyValueConfig field_trials(
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"WebRTC-Video-MinVideoBitrate/"
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"Disabled,vp8_br:100kbps,vp9_br:200kbps,h264_br:300kbps/");
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecGeneric),
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absl::nullopt);
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecVP8),
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absl::nullopt);
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecVP9),
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absl::nullopt);
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecH264),
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absl::nullopt);
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}
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TEST(GetExperimentalMinVideoBitrateTest, SpecificCodecConfigsUsedIfExpEnabled) {
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ExplicitKeyValueConfig field_trials(
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"WebRTC-Video-MinVideoBitrate/"
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"Enabled,vp8_br:100kbps,vp9_br:200kbps,h264_br:300kbps/");
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecGeneric),
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absl::nullopt);
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecVP8),
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DataRate::KilobitsPerSec(100));
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecVP9),
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DataRate::KilobitsPerSec(200));
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecH264),
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DataRate::KilobitsPerSec(300));
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}
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TEST(GetExperimentalMinVideoBitrateTest,
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Vp8BitrateValueTakenFromFallbackIfAvailable) {
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ExplicitKeyValueConfig field_trials(
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"WebRTC-Video-MinVideoBitrate/"
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"Enabled,vp8_br:100kbps,vp9_br:200kbps,h264_br:300kbps/"
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"WebRTC-VP8-Forced-Fallback-Encoder-v2/"
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"Enabled-444444,555555,666666/");
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecVP8),
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DataRate::BitsPerSec(666666));
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}
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TEST(GetExperimentalMinVideoBitrateTest,
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NonVp8BitrateValuesTakenFromMinVideoBitrate) {
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ExplicitKeyValueConfig field_trials(
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"WebRTC-Video-MinVideoBitrate/"
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"Enabled,vp8_br:100kbps,vp9_br:200kbps,h264_br:300kbps/"
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"WebRTC-VP8-Forced-Fallback-Encoder-v2/"
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"Enabled-444444,555555,666666/");
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecGeneric),
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absl::nullopt);
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecVP9),
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DataRate::KilobitsPerSec(200));
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EXPECT_EQ(GetExperimentalMinVideoBitrate(field_trials, kVideoCodecH264),
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DataRate::KilobitsPerSec(300));
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}
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} // namespace
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} // namespace webrtc
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