1 /* 2 * Copyright (c) 2022 The WebRTC project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #ifndef TEST_PC_E2E_ANALYZER_VIDEO_ANALYZING_VIDEO_SINKS_HELPER_H_ 12 #define TEST_PC_E2E_ANALYZER_VIDEO_ANALYZING_VIDEO_SINKS_HELPER_H_ 13 14 #include <list> 15 #include <map> 16 #include <memory> 17 #include <set> 18 #include <string> 19 #include <utility> 20 21 #include "absl/strings/string_view.h" 22 #include "absl/types/optional.h" 23 #include "api/test/pclf/media_configuration.h" 24 #include "api/test/video/video_frame_writer.h" 25 #include "rtc_base/synchronization/mutex.h" 26 #include "rtc_base/thread_annotations.h" 27 28 namespace webrtc { 29 namespace webrtc_pc_e2e { 30 31 // Registry of known video configs and video writers. 32 // This class is thread safe. 33 class AnalyzingVideoSinksHelper { 34 public: 35 // Adds config in the registry. If config with such stream label was 36 // registered before, the new value will override the old one. 37 void AddConfig(absl::string_view sender_peer_name, VideoConfig config); 38 absl::optional<std::pair<std::string, VideoConfig>> GetPeerAndConfig( 39 absl::string_view stream_label); 40 // Removes video config for specified stream label. If there are no know video 41 // config for such stream label - does nothing. 42 void RemoveConfig(absl::string_view stream_label); 43 44 // Takes ownership of the provided video writer. All video writers owned by 45 // this class will be closed during `AnalyzingVideoSinksHelper` destruction 46 // and guaranteed to be alive either until explicitly removed by 47 // `CloseAndRemoveVideoWriters` or until `AnalyzingVideoSinksHelper` is 48 // destroyed. 49 // 50 // Returns pointer to the added writer. Ownership is maintained by 51 // `AnalyzingVideoSinksHelper`. 52 test::VideoFrameWriter* AddVideoWriter( 53 std::unique_ptr<test::VideoFrameWriter> video_writer); 54 // For each provided `writers_to_close`, if it is known, will close and 55 // destroy it, otherwise does nothing with it. 56 void CloseAndRemoveVideoWriters( 57 std::set<test::VideoFrameWriter*> writers_to_close); 58 59 // Removes all added configs and close and removes all added writers. 60 void Clear(); 61 62 private: 63 Mutex mutex_; 64 std::map<std::string, std::pair<std::string, VideoConfig>> video_configs_ 65 RTC_GUARDED_BY(mutex_); 66 std::list<std::unique_ptr<test::VideoFrameWriter>> video_writers_ 67 RTC_GUARDED_BY(mutex_); 68 }; 69 70 } // namespace webrtc_pc_e2e 71 } // namespace webrtc 72 73 #endif // TEST_PC_E2E_ANALYZER_VIDEO_ANALYZING_VIDEO_SINKS_HELPER_H_ 74