receiver.h (2275B)
1 /* 2 * Copyright (c) 2011 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 MODULES_VIDEO_CODING_DEPRECATED_RECEIVER_H_ 12 #define MODULES_VIDEO_CODING_DEPRECATED_RECEIVER_H_ 13 14 #include <cstddef> 15 #include <cstdint> 16 #include <memory> 17 #include <vector> 18 19 #include "api/field_trials_view.h" 20 #include "modules/video_coding/deprecated/event_wrapper.h" 21 #include "modules/video_coding/deprecated/jitter_buffer.h" 22 #include "modules/video_coding/deprecated/packet.h" 23 #include "modules/video_coding/timing/timing.h" 24 25 namespace webrtc { 26 27 class Clock; 28 class VCMEncodedFrame; 29 30 class VCMReceiver { 31 public: 32 VCMReceiver(VCMTiming* timing, 33 Clock* clock, 34 const FieldTrialsView& field_trials); 35 36 // Using this constructor, you can specify a different event implemetation for 37 // the jitter buffer. Useful for unit tests when you want to simulate incoming 38 // packets, in which case the jitter buffer's wait event is different from 39 // that of VCMReceiver itself. 40 VCMReceiver(VCMTiming* timing, 41 Clock* clock, 42 std::unique_ptr<EventWrapper> receiver_event, 43 std::unique_ptr<EventWrapper> jitter_buffer_event, 44 const FieldTrialsView& field_trials); 45 46 ~VCMReceiver(); 47 48 int32_t InsertPacket(const VCMPacket& packet); 49 VCMEncodedFrame* FrameForDecoding(uint16_t max_wait_time_ms, 50 bool prefer_late_decoding); 51 void ReleaseFrame(VCMEncodedFrame* frame); 52 53 // NACK. 54 void SetNackSettings(size_t max_nack_list_size, 55 int max_packet_age_to_nack, 56 int max_incomplete_time_ms); 57 std::vector<uint16_t> NackList(bool* request_key_frame); 58 59 private: 60 Clock* const clock_; 61 VCMJitterBuffer jitter_buffer_; 62 VCMTiming* timing_; 63 std::unique_ptr<EventWrapper> render_wait_event_; 64 int max_video_delay_ms_; 65 }; 66 67 } // namespace webrtc 68 69 #endif // MODULES_VIDEO_CODING_DEPRECATED_RECEIVER_H_