#ifndef _RATECONTROL_H_
#define _RATECONTROL_H_

#include "../portab.h"

typedef struct
{
	int64_t size;
	int32_t count;
}
QuantInfo;

typedef struct
{
	int32_t rtn_quant;
	int64_t frames;
	int64_t total_size;
	double framerate;
	int32_t target_rate;
	int16_t max_quant;
	int16_t min_quant;
	int64_t last_change;
	int64_t quant_sum;
	double quant_error[32];
	double avg_framesize;
	double target_framesize;
	double sequence_quality;
	int32_t averaging_period;
	int32_t reaction_delay_factor;
	int32_t buffer;
}
RateControl;

void RateControlInit(RateControl * rate_control,
					 uint32_t target_rate,
					 uint32_t reaction_delay_factor,
					 uint32_t averaging_period,
					 uint32_t buffer,
					 int framerate,
					 int max_quant,
					 int min_quant);

int RateControlGetQ(RateControl * rate_control,
					int keyframe);

void RateControlUpdate(RateControl * rate_control,
					   int16_t quant,
					   int frame_size,
					   int keyframe);

#endif							/* _RATECONTROL_H_ */