myvtm/Other/libvideoframework/congestion_control/estimator/cc_loss_stat.h

#ifndef __cc_loss_stat_h_
#define __cc_loss_stat_h_

#include <stdint.h>
#include "../common/cf_platform.h"
#include "../common/cf_unwrapper.h"

/*接收端统计丢包，没有采用webRTC中比较复杂的方式，而是采用了一种简单近似的方式来实现*/
typedef struct
{
	int64_t			stat_ts;
	int64_t			prev_max_id;		/*上一次统计的最大序号*/
	int64_t			max_id;				/*接收到最大序号*/
	int				count;				/*本次接收到报文个数*/

	cf_unwrapper_t	wrapper;			/*id转换器*/
}cc_loss_statistics_t;

void			loss_statistics_init(cc_loss_statistics_t* loss_stat);
void			loss_statistics_destroy(cc_loss_statistics_t* loss_stat);

int				loss_statistics_calculate(cc_loss_statistics_t* loss_stat, int64_t now_ts, uint8_t* fraction_loss, int* num);
void			loss_statistics_incoming(cc_loss_statistics_t* loss_stat, uint16_t seq);

#endif