67 lines
2.4 KiB
C++
67 lines
2.4 KiB
C++
/*
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* Copyright (c) 2016 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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#ifndef MODULES_VIDEO_CODING_FEC_CONTROLLER_DEFAULT_H_
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#define MODULES_VIDEO_CODING_FEC_CONTROLLER_DEFAULT_H_
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#include <stddef.h>
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#include <stdint.h>
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#include <memory>
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#include <vector>
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#include "api/fec_controller.h"
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#include "modules/video_coding/media_opt_util.h"
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#include "rtc_base/constructor_magic.h"
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#include "rtc_base/synchronization/mutex.h"
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#include "rtc_base/thread_annotations.h"
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#include "system_wrappers/include/clock.h"
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namespace webrtc {
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class FecControllerDefault : public FecController {
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public:
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FecControllerDefault(Clock* clock,
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VCMProtectionCallback* protection_callback);
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explicit FecControllerDefault(Clock* clock);
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~FecControllerDefault() override;
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void SetProtectionCallback(
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VCMProtectionCallback* protection_callback) override;
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void SetProtectionMethod(bool enable_fec, bool enable_nack) override;
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void SetEncodingData(size_t width,
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size_t height,
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size_t num_temporal_layers,
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size_t max_payload_size) override;
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uint32_t UpdateFecRates(uint32_t estimated_bitrate_bps,
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int actual_framerate_fps,
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uint8_t fraction_lost,
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std::vector<bool> loss_mask_vector,
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int64_t round_trip_time_ms) override;
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void UpdateWithEncodedData(
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const size_t encoded_image_length,
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const VideoFrameType encoded_image_frametype) override;
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bool UseLossVectorMask() override;
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float GetProtectionOverheadRateThreshold();
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private:
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enum { kBitrateAverageWinMs = 1000 };
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Clock* const clock_;
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VCMProtectionCallback* protection_callback_;
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Mutex mutex_;
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std::unique_ptr<media_optimization::VCMLossProtectionLogic> loss_prot_logic_
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RTC_GUARDED_BY(mutex_);
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size_t max_payload_size_ RTC_GUARDED_BY(mutex_);
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RTC_DISALLOW_COPY_AND_ASSIGN(FecControllerDefault);
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const float overhead_threshold_;
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};
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} // namespace webrtc
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#endif // MODULES_VIDEO_CODING_FEC_CONTROLLER_DEFAULT_H_
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