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For #299, refine code.
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winlin
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175 changed files with 15529 additions and 15935 deletions
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/*
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The MIT License (MIT)
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Copyright (c) 2013-2017 SRS(ossrs)
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Permission is hereby granted, free of charge, to any person obtaining a copy of
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this software and associated documentation files (the "Software"), to deal in
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the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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the Software, and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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/**
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* The MIT License (MIT)
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*
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* Copyright (c) 2013-2017 SRS(ossrs)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef SRS_PROTOCOL_KBPS_HPP
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#define SRS_PROTOCOL_KBPS_HPP
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/*
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#include <srs_protocol_kbps.hpp>
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*/
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#include <srs_core.hpp>
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#include <srs_protocol_io.hpp>
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/**
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* a kbps sample, for example, 1minute kbps,
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* 10minute kbps sample.
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*/
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* a kbps sample, for example, 1minute kbps,
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* 10minute kbps sample.
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*/
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class SrsKbpsSample
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{
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public:
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@ -47,20 +43,20 @@ public:
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};
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/**
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* a slice of kbps statistic, for input or output.
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* a slice contains a set of sessions, which has a base offset of bytes,
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* where a slice is:
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* starttime(oldest session startup time)
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* bytes(total bytes of previous sessions)
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* io_bytes_base(bytes offset of current session)
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* last_bytes(bytes of current session)
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* so, the total send bytes now is:
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* send_bytes = bytes + last_bytes - io_bytes_base
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* so, the bytes sent duration current session is:
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* send_bytes = last_bytes - io_bytes_base
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* @remark use set_io to start new session.
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* @remakr the slice is a data collection object driven by SrsKbps.
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*/
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* a slice of kbps statistic, for input or output.
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* a slice contains a set of sessions, which has a base offset of bytes,
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* where a slice is:
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* starttime(oldest session startup time)
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* bytes(total bytes of previous sessions)
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* io_bytes_base(bytes offset of current session)
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* last_bytes(bytes of current session)
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* so, the total send bytes now is:
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* send_bytes = bytes + last_bytes - io_bytes_base
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* so, the bytes sent duration current session is:
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* send_bytes = last_bytes - io_bytes_base
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* @remark use set_io to start new session.
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* @remakr the slice is a data collection object driven by SrsKbps.
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*/
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class SrsKbpsSlice
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{
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private:
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@ -102,13 +98,13 @@ public:
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};
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/**
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* the interface which provices delta of bytes.
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* for a delta, for example, a live stream connection, we can got the delta by:
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* IKbpsDelta* delta = ...;
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* delta->resample();
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* kbps->add_delta(delta);
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* delta->cleanup();
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*/
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* the interface which provices delta of bytes.
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* for a delta, for example, a live stream connection, we can got the delta by:
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* IKbpsDelta* delta = ...;
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* delta->resample();
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* kbps->add_delta(delta);
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* delta->cleanup();
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*/
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class IKbpsDelta
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{
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public:
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virtual ~IKbpsDelta();
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public:
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/**
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* resample to generate the value of delta bytes.
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*/
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* resample to generate the value of delta bytes.
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*/
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virtual void resample() = 0;
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/**
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* get the send or recv bytes delta.
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*/
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* get the send or recv bytes delta.
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*/
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virtual int64_t get_send_bytes_delta() = 0;
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virtual int64_t get_recv_bytes_delta() = 0;
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/**
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* cleanup the value of delta bytes.
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*/
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* cleanup the value of delta bytes.
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*/
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virtual void cleanup() = 0;
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};
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virtual void set_io(ISrsProtocolStatistic* in, ISrsProtocolStatistic* out);
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public:
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/**
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* get total kbps, duration is from the startup of io.
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* @remark, use sample() to update data.
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*/
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* get total kbps, duration is from the startup of io.
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* @remark, use sample() to update data.
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*/
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virtual int get_send_kbps();
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virtual int get_recv_kbps();
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// 30s
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@ -211,19 +207,19 @@ public:
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virtual void cleanup();
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public:
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/**
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* add delta to kbps clac mechenism.
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* we donot know the total bytes, but know the delta, for instance,
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* for rtmp server to calc total bytes and kbps.
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* @remark user must invoke sample() to calc result after invoke this method.
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* @param delta, assert should never be NULL.
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*/
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* add delta to kbps clac mechenism.
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* we donot know the total bytes, but know the delta, for instance,
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* for rtmp server to calc total bytes and kbps.
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* @remark user must invoke sample() to calc result after invoke this method.
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* @param delta, assert should never be NULL.
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*/
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virtual void add_delta(IKbpsDelta* delta);
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/**
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* resample all samples, ignore if in/out is NULL.
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* used for user to calc the kbps, to sample new kbps value.
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* @remark if user, for instance, the rtmp server to calc the total bytes,
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* use the add_delta() is better solutions.
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*/
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* resample all samples, ignore if in/out is NULL.
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* used for user to calc the kbps, to sample new kbps value.
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* @remark if user, for instance, the rtmp server to calc the total bytes,
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* use the add_delta() is better solutions.
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*/
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virtual void sample();
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// interface ISrsMemorySizer
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public:
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