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205 lines
7.6 KiB
205 lines
7.6 KiB
/*
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* Copyright (c) 2020 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 "test/pc/e2e/peer_configurer.h"
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#include <set>
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#include "absl/strings/string_view.h"
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#include "rtc_base/arraysize.h"
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#include "test/testsupport/file_utils.h"
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namespace webrtc {
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namespace webrtc_pc_e2e {
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namespace {
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using AudioConfig = PeerConnectionE2EQualityTestFixture::AudioConfig;
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using VideoConfig = PeerConnectionE2EQualityTestFixture::VideoConfig;
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using RunParams = PeerConnectionE2EQualityTestFixture::RunParams;
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using VideoCodecConfig = PeerConnectionE2EQualityTestFixture::VideoCodecConfig;
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// List of default names of generic participants according to
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// https://en.wikipedia.org/wiki/Alice_and_Bob
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constexpr absl::string_view kDefaultNames[] = {"alice", "bob", "charlie",
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"david", "erin", "frank"};
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class DefaultNamesProvider {
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public:
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// Caller have to ensure that default names array will outlive names provider
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// instance.
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explicit DefaultNamesProvider(
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absl::string_view prefix,
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rtc::ArrayView<const absl::string_view> default_names = {})
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: prefix_(prefix), default_names_(default_names) {}
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void MaybeSetName(absl::optional<std::string>* name) {
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if (name->has_value()) {
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known_names_.insert(name->value());
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} else {
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*name = GenerateName();
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}
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}
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private:
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std::string GenerateName() {
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std::string name;
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do {
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name = GenerateNameInternal();
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} while (!known_names_.insert(name).second);
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return name;
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}
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std::string GenerateNameInternal() {
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if (counter_ < default_names_.size()) {
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return std::string(default_names_[counter_++]);
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}
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return prefix_ + std::to_string(counter_++);
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}
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const std::string prefix_;
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const rtc::ArrayView<const absl::string_view> default_names_;
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std::set<std::string> known_names_;
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size_t counter_ = 0;
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};
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} // namespace
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void SetDefaultValuesForMissingParams(
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RunParams* run_params,
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std::vector<std::unique_ptr<PeerConfigurerImpl>>* peers) {
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DefaultNamesProvider peer_names_provider("peer_", kDefaultNames);
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for (size_t i = 0; i < peers->size(); ++i) {
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auto* peer = peers->at(i).get();
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auto* p = peer->params();
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peer_names_provider.MaybeSetName(&p->name);
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DefaultNamesProvider video_stream_names_provider(
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*p->name + "_auto_video_stream_label_");
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for (VideoConfig& video_config : p->video_configs) {
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video_stream_names_provider.MaybeSetName(&video_config.stream_label);
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}
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if (p->audio_config) {
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DefaultNamesProvider audio_stream_names_provider(
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*p->name + "_auto_audio_stream_label_");
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audio_stream_names_provider.MaybeSetName(&p->audio_config->stream_label);
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}
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}
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if (run_params->video_codecs.empty()) {
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run_params->video_codecs.push_back(
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VideoCodecConfig(cricket::kVp8CodecName));
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}
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}
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void ValidateParams(
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const RunParams& run_params,
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const std::vector<std::unique_ptr<PeerConfigurerImpl>>& peers) {
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RTC_CHECK_GT(run_params.video_encoder_bitrate_multiplier, 0.0);
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RTC_CHECK_GE(run_params.video_codecs.size(), 1);
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std::set<std::string> peer_names;
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std::set<std::string> video_labels;
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std::set<std::string> audio_labels;
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std::set<std::string> video_sync_groups;
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std::set<std::string> audio_sync_groups;
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int media_streams_count = 0;
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for (size_t i = 0; i < peers.size(); ++i) {
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Params* p = peers[i]->params();
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{
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RTC_CHECK(p->name);
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bool inserted = peer_names.insert(p->name.value()).second;
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RTC_CHECK(inserted) << "Duplicate name=" << p->name.value();
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}
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if (p->audio_config) {
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media_streams_count++;
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}
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media_streams_count += p->video_configs.size();
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// Validate that all video stream labels are unique and sync groups are
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// valid.
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for (const VideoConfig& video_config : p->video_configs) {
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RTC_CHECK(video_config.stream_label);
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bool inserted =
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video_labels.insert(video_config.stream_label.value()).second;
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RTC_CHECK(inserted) << "Duplicate video_config.stream_label="
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<< video_config.stream_label.value();
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// TODO(bugs.webrtc.org/4762): remove this check after synchronization of
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// more than two streams is supported.
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if (video_config.sync_group.has_value()) {
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bool sync_group_inserted =
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video_sync_groups.insert(video_config.sync_group.value()).second;
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RTC_CHECK(sync_group_inserted)
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<< "Sync group shouldn't consist of more than two streams (one "
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"video and one audio). Duplicate video_config.sync_group="
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<< video_config.sync_group.value();
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}
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if (video_config.simulcast_config) {
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if (video_config.simulcast_config->target_spatial_index) {
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RTC_CHECK_GE(*video_config.simulcast_config->target_spatial_index, 0);
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RTC_CHECK_LT(*video_config.simulcast_config->target_spatial_index,
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video_config.simulcast_config->simulcast_streams_count);
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}
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RTC_CHECK_EQ(run_params.video_codecs.size(), 1)
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<< "Only 1 video codec is supported when simulcast is enabled in "
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<< "at least 1 video config";
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RTC_CHECK(!video_config.max_encode_bitrate_bps)
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<< "Setting max encode bitrate is not implemented for simulcast.";
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RTC_CHECK(!video_config.min_encode_bitrate_bps)
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<< "Setting min encode bitrate is not implemented for simulcast.";
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if (run_params.video_codecs[0].name == cricket::kVp8CodecName &&
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!video_config.simulcast_config->encoding_params.empty()) {
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RTC_CHECK_EQ(video_config.simulcast_config->simulcast_streams_count,
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video_config.simulcast_config->encoding_params.size())
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<< "|encoding_params| have to be specified for each simulcast "
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<< "stream in |simulcast_config|.";
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}
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}
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}
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if (p->audio_config) {
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bool inserted =
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audio_labels.insert(p->audio_config->stream_label.value()).second;
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RTC_CHECK(inserted) << "Duplicate audio_config.stream_label="
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<< p->audio_config->stream_label.value();
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// TODO(bugs.webrtc.org/4762): remove this check after synchronization of
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// more than two streams is supported.
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if (p->audio_config->sync_group.has_value()) {
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bool sync_group_inserted =
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audio_sync_groups.insert(p->audio_config->sync_group.value())
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.second;
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RTC_CHECK(sync_group_inserted)
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<< "Sync group shouldn't consist of more than two streams (one "
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"video and one audio). Duplicate audio_config.sync_group="
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<< p->audio_config->sync_group.value();
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}
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// Check that if mode input file name specified only if mode is kFile.
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if (p->audio_config.value().mode == AudioConfig::Mode::kGenerated) {
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RTC_CHECK(!p->audio_config.value().input_file_name);
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}
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if (p->audio_config.value().mode == AudioConfig::Mode::kFile) {
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RTC_CHECK(p->audio_config.value().input_file_name);
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RTC_CHECK(
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test::FileExists(p->audio_config.value().input_file_name.value()))
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<< p->audio_config.value().input_file_name.value()
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<< " doesn't exist";
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}
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}
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}
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RTC_CHECK_GT(media_streams_count, 0) << "No media in the call.";
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}
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} // namespace webrtc_pc_e2e
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} // namespace webrtc
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