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/*
* Copyright (c) 2015 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 VIDEO_VIDEO_QUALITY_TEST_H_
#define VIDEO_VIDEO_QUALITY_TEST_H_
#include <map>
#include <memory>
#include <string>
#include <vector>
#include "media/engine/internalencoderfactory.h"
#include "test/call_test.h"
#include "test/frame_generator.h"
#include "test/layer_filtering_transport.h"
namespace webrtc {
class VideoQualityTest : public test::CallTest {
public:
// Parameters are grouped into smaller structs to make it easier to set
// the desired elements and skip unused, using aggregate initialization.
// Unfortunately, C++11 (as opposed to C11) doesn't support unnamed structs,
// which makes the implementation of VideoQualityTest a bit uglier.
struct Params {
Params();
~Params();
struct CallConfig {
bool send_side_bwe;
BitrateConstraints call_bitrate_config;
int num_thumbnails;
// Indicates if secondary_(video|ss|screenshare) structures are used.
bool dual_video;
} call;
struct Video {
bool enabled;
size_t width;
size_t height;
int32_t fps;
int min_bitrate_bps;
int target_bitrate_bps;
int max_bitrate_bps;
bool suspend_below_min_bitrate;
std::string codec;
int num_temporal_layers;
int selected_tl;
int min_transmit_bps;
bool ulpfec;
bool flexfec;
std::string clip_name; // "Generator" to generate frames instead.
size_t capture_device_index;
} video[2];
struct Audio {
bool enabled;
bool sync_video;
bool dtx;
} audio;
struct Screenshare {
bool enabled;
bool generate_slides;
int32_t slide_change_interval;
int32_t scroll_duration;
std::vector<std::string> slides;
} screenshare[2];
struct Analyzer {
std::string test_label;
double avg_psnr_threshold; // (*)
double avg_ssim_threshold; // (*)
int test_durations_secs;
std::string graph_data_output_filename;
std::string graph_title;
} analyzer;
FakeNetworkPipe::Config pipe;
struct SS { // Spatial scalability.
std::vector<VideoStream> streams; // If empty, one stream is assumed.
size_t selected_stream;
int num_spatial_layers;
int selected_sl;
InterLayerPredMode inter_layer_pred;
// If empty, bitrates are generated in VP9Impl automatically.
std::vector<SpatialLayer> spatial_layers;
// If set, default parameters will be used instead of |streams|.
bool infer_streams;
} ss[2];
struct Logging {
bool logs;
std::string rtc_event_log_name;
std::string rtp_dump_name;
std::string encoded_frame_base_path;
} logging;
};
VideoQualityTest();
explicit VideoQualityTest(
std::unique_ptr<FecControllerFactoryInterface> fec_controller_factory);
void RunWithAnalyzer(const Params& params);
void RunWithRenderers(const Params& params);
static void FillScalabilitySettings(
Params* params,
size_t video_idx,
const std::vector<std::string>& stream_descriptors,
int num_streams,
size_t selected_stream,
int num_spatial_layers,
int selected_sl,
InterLayerPredMode inter_layer_pred,
const std::vector<std::string>& sl_descriptors);
protected:
class TestVideoEncoderFactory : public VideoEncoderFactory {
std::vector<SdpVideoFormat> GetSupportedFormats() const override;
CodecInfo QueryVideoEncoder(const SdpVideoFormat& format) const override;
std::unique_ptr<VideoEncoder> CreateVideoEncoder(
const SdpVideoFormat& format) override;
private:
InternalEncoderFactory internal_encoder_factory_;
};
std::map<uint8_t, webrtc::MediaType> payload_type_map_;
std::unique_ptr<FecControllerFactoryInterface> fec_controller_factory_;
// No-op implementation to be able to instantiate this class from non-TEST_F
// locations.
void TestBody() override;
// Helper methods accessing only params_.
std::string GenerateGraphTitle() const;
void CheckParams();
// Helper static methods.
static VideoStream DefaultVideoStream(const Params& params, size_t video_idx);
static VideoStream DefaultThumbnailStream();
static std::vector<int> ParseCSV(const std::string& str);
// Helper methods for setting up the call.
void CreateVideoStreams();
void DestroyStreams();
void CreateCapturers();
std::unique_ptr<test::FrameGenerator> CreateFrameGenerator(size_t video_idx);
void SetupThumbnailCapturers(size_t num_thumbnail_streams);
void SetupVideo(Transport* send_transport, Transport* recv_transport);
void SetupThumbnails(Transport* send_transport, Transport* recv_transport);
void DestroyThumbnailStreams();
void SetupAudio(Transport* transport,
AudioReceiveStream** audio_receive_stream);
void StartEncodedFrameLogs(VideoSendStream* stream);
void StartEncodedFrameLogs(VideoReceiveStream* stream);
virtual std::unique_ptr<test::LayerFilteringTransport> CreateSendTransport();
virtual std::unique_ptr<test::DirectTransport> CreateReceiveTransport();
std::vector<std::unique_ptr<test::VideoCapturer>> video_capturers_;
std::vector<std::unique_ptr<test::VideoCapturer>> thumbnail_capturers_;
TestVideoEncoderFactory video_encoder_factory_;
std::vector<VideoSendStream::Config> thumbnail_send_configs_;
std::vector<VideoEncoderConfig> thumbnail_encoder_configs_;
std::vector<VideoSendStream*> thumbnail_send_streams_;
std::vector<VideoReceiveStream::Config> thumbnail_receive_configs_;
std::vector<VideoReceiveStream*> thumbnail_receive_streams_;
std::vector<VideoSendStream::Config> video_send_configs_;
std::vector<VideoEncoderConfig> video_encoder_configs_;
std::vector<VideoSendStream*> video_send_streams_;
Clock* const clock_;
int receive_logs_;
int send_logs_;
DegradationPreference degradation_preference_ =
DegradationPreference::MAINTAIN_FRAMERATE;
Params params_;
std::unique_ptr<webrtc::RtcEventLog> recv_event_log_;
std::unique_ptr<webrtc::RtcEventLog> send_event_log_;
size_t num_video_streams_;
};
} // namespace webrtc
#endif // VIDEO_VIDEO_QUALITY_TEST_H_
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