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/*
* Copyright (c) 2019 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.
*/
#ifndef TEST_PC_E2E_ANALYZER_VIDEO_VIDEO_QUALITY_ANALYZER_INJECTION_HELPER_H_
#define TEST_PC_E2E_ANALYZER_VIDEO_VIDEO_QUALITY_ANALYZER_INJECTION_HELPER_H_
#include <stdio.h>
#include <map>
#include <memory>
#include <string>
#include <vector>
#include "absl/strings/string_view.h"
#include "api/array_view.h"
#include "api/test/pclf/media_configuration.h"
#include "api/test/stats_observer_interface.h"
#include "api/test/video_quality_analyzer_interface.h"
#include "api/video/video_frame.h"
#include "api/video/video_sink_interface.h"
#include "api/video_codecs/video_decoder_factory.h"
#include "api/video_codecs/video_encoder_factory.h"
#include "rtc_base/synchronization/mutex.h"
#include "system_wrappers/include/clock.h"
#include "test/pc/e2e/analyzer/video/analyzing_video_sink.h"
#include "test/pc/e2e/analyzer/video/analyzing_video_sinks_helper.h"
#include "test/pc/e2e/analyzer/video/encoded_image_data_injector.h"
#include "test/pc/e2e/analyzer/video/quality_analyzing_video_encoder.h"
#include "test/test_video_capturer.h"
#include "test/testsupport/video_frame_writer.h"
namespace webrtc {
namespace webrtc_pc_e2e {
// Provides factory methods for components, that will be used to inject
// VideoQualityAnalyzerInterface into PeerConnection pipeline.
class VideoQualityAnalyzerInjectionHelper : public StatsObserverInterface {
public:
VideoQualityAnalyzerInjectionHelper(
Clock* clock,
std::unique_ptr<VideoQualityAnalyzerInterface> analyzer,
EncodedImageDataInjector* injector,
EncodedImageDataExtractor* extractor);
~VideoQualityAnalyzerInjectionHelper() override;
// Wraps video encoder factory to give video quality analyzer access to frames
// before encoding and encoded images after.
std::unique_ptr<VideoEncoderFactory> WrapVideoEncoderFactory(
absl::string_view peer_name,
std::unique_ptr<VideoEncoderFactory> delegate,
double bitrate_multiplier,
QualityAnalyzingVideoEncoder::EmulatedSFUConfigMap stream_to_sfu_config)
const;
// Wraps video decoder factory to give video quality analyzer access to
// received encoded images and frames, that were decoded from them.
std::unique_ptr<VideoDecoderFactory> WrapVideoDecoderFactory(
absl::string_view peer_name,
std::unique_ptr<VideoDecoderFactory> delegate) const;
// Creates VideoFrame preprocessor, that will allow video quality analyzer to
// get access to the captured frames. If provided config also specifies
// `input_dump_file_name`, video will be written into that file.
std::unique_ptr<test::TestVideoCapturer::FramePreprocessor>
CreateFramePreprocessor(absl::string_view peer_name,
const webrtc::webrtc_pc_e2e::VideoConfig& config);
// Creates sink, that will allow video quality analyzer to get access to
// the rendered frames. If corresponding video track has
// `output_dump_file_name` in its VideoConfig, which was used for
// CreateFramePreprocessor(...), then video also will be written
// into that file.
std::unique_ptr<AnalyzingVideoSink> CreateVideoSink(
absl::string_view peer_name,
const VideoSubscription& subscription,
bool report_infra_metrics);
void Start(std::string test_case_name,
rtc::ArrayView<const std::string> peer_names,
int max_threads_count = 1);
// Registers new call participant to the underlying video quality analyzer.
// The method should be called before the participant is actually added.
void RegisterParticipantInCall(absl::string_view peer_name);
// Will be called after test removed existing participant in the middle of the
// call.
void UnregisterParticipantInCall(absl::string_view peer_name);
// Forwards `stats_reports` for Peer Connection `pc_label` to
// `analyzer_`.
void OnStatsReports(
absl::string_view pc_label,
const rtc::scoped_refptr<const RTCStatsReport>& report) override;
// Stops VideoQualityAnalyzerInterface to populate final data and metrics.
// Should be invoked after analyzed video tracks are disposed.
void Stop();
private:
Clock* const clock_;
std::unique_ptr<VideoQualityAnalyzerInterface> analyzer_;
EncodedImageDataInjector* injector_;
EncodedImageDataExtractor* extractor_;
std::vector<std::unique_ptr<test::VideoFrameWriter>> video_writers_;
AnalyzingVideoSinksHelper sinks_helper_;
};
} // namespace webrtc_pc_e2e
} // namespace webrtc
#endif // TEST_PC_E2E_ANALYZER_VIDEO_VIDEO_QUALITY_ANALYZER_INJECTION_HELPER_H_
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