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92ea95e34a
In https://webrtc-review.googlesource.com/c/src/+/1560 we moved WebRTC from src/webrtc to src/ (in order to preserve an healthy git history). This CL takes care of fixing header guards, #include paths, etc... NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true TBR=tommi@webrtc.org Bug: chromium:611808 Change-Id: Iea91618212bee0af16aa3f05071eab8f93706578 Reviewed-on: https://webrtc-review.googlesource.com/1561 Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Reviewed-by: Henrik Kjellander <kjellander@webrtc.org> Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org> Cr-Commit-Position: refs/heads/master@{#19846}
111 lines
3.8 KiB
C++
111 lines
3.8 KiB
C++
/*
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* Copyright (c) 2012 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_MEDIA_OPTIMIZATION_H_
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#define MODULES_VIDEO_CODING_MEDIA_OPTIMIZATION_H_
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#include <list>
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#include <memory>
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#include "modules/include/module_common_types.h"
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#include "modules/video_coding/include/video_coding.h"
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#include "modules/video_coding/media_opt_util.h"
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#include "rtc_base/criticalsection.h"
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namespace webrtc {
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class Clock;
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class FrameDropper;
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class VCMContentMetricsProcessing;
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namespace media_optimization {
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class MediaOptimization {
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public:
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explicit MediaOptimization(Clock* clock);
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~MediaOptimization();
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// TODO(andresp): Can Reset and SetEncodingData be done at construction time
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// only?
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void Reset();
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// Informs media optimization of initial encoding state.
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// TODO(perkj): Deprecate SetEncodingData once its not used for stats in
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// VieEncoder.
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void SetEncodingData(int32_t max_bit_rate,
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uint32_t bit_rate,
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uint32_t frame_rate);
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// Sets target rates for the encoder given the channel parameters.
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// Input: |target bitrate| - the encoder target bitrate in bits/s.
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uint32_t SetTargetRates(uint32_t target_bitrate);
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void EnableFrameDropper(bool enable);
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bool DropFrame();
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// Informs Media Optimization of encoded output.
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// TODO(perkj): Deprecate SetEncodingData once its not used for stats in
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// VieEncoder.
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int32_t UpdateWithEncodedData(const EncodedImage& encoded_image);
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// InputFrameRate 0 = no frame rate estimate available.
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uint32_t InputFrameRate();
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uint32_t SentFrameRate();
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uint32_t SentBitRate();
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private:
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enum { kFrameCountHistorySize = 90 };
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enum { kFrameHistoryWinMs = 2000 };
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enum { kBitrateAverageWinMs = 1000 };
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struct EncodedFrameSample;
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typedef std::list<EncodedFrameSample> FrameSampleList;
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void UpdateIncomingFrameRate() RTC_EXCLUSIVE_LOCKS_REQUIRED(crit_sect_);
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void PurgeOldFrameSamples(int64_t threshold_ms)
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RTC_EXCLUSIVE_LOCKS_REQUIRED(crit_sect_);
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void UpdateSentFramerate() RTC_EXCLUSIVE_LOCKS_REQUIRED(crit_sect_);
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void ProcessIncomingFrameRate(int64_t now)
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RTC_EXCLUSIVE_LOCKS_REQUIRED(crit_sect_);
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// Checks conditions for suspending the video. The method compares
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// |video_target_bitrate_| with the threshold values for suspension, and
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// changes the state of |video_suspended_| accordingly.
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void CheckSuspendConditions() RTC_EXCLUSIVE_LOCKS_REQUIRED(crit_sect_);
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void SetEncodingDataInternal(int32_t max_bit_rate,
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uint32_t frame_rate,
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uint32_t bit_rate)
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RTC_EXCLUSIVE_LOCKS_REQUIRED(crit_sect_);
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uint32_t InputFrameRateInternal() RTC_EXCLUSIVE_LOCKS_REQUIRED(crit_sect_);
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uint32_t SentFrameRateInternal() RTC_EXCLUSIVE_LOCKS_REQUIRED(crit_sect_);
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// Protect all members.
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rtc::CriticalSection crit_sect_;
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Clock* clock_ RTC_GUARDED_BY(crit_sect_);
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int32_t max_bit_rate_ RTC_GUARDED_BY(crit_sect_);
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float user_frame_rate_ RTC_GUARDED_BY(crit_sect_);
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std::unique_ptr<FrameDropper> frame_dropper_ RTC_GUARDED_BY(crit_sect_);
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int video_target_bitrate_ RTC_GUARDED_BY(crit_sect_);
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float incoming_frame_rate_ RTC_GUARDED_BY(crit_sect_);
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int64_t incoming_frame_times_[kFrameCountHistorySize] RTC_GUARDED_BY(
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crit_sect_);
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std::list<EncodedFrameSample> encoded_frame_samples_
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RTC_GUARDED_BY(crit_sect_);
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uint32_t avg_sent_framerate_ RTC_GUARDED_BY(crit_sect_);
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};
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} // namespace media_optimization
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} // namespace webrtc
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#endif // MODULES_VIDEO_CODING_MEDIA_OPTIMIZATION_H_
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