#ifndef _BENCHMARK_H
#define _BENCHMARK_H

/*
 * This file is part of gapk (GSM Audio Pocket Knife).
 *
 * gapk is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * gapk is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with gapk.  If not, see <http://www.gnu.org/licenses/>.
 *
 * (C) 2014 Harald Welte <laforge@gnumonks.org>
 */

#include <gapk/get_cycles.h>
#include <gapk/codecs.h>

#define NUM_AVG	102400

struct benchmark_cycles {
	cycles_t enc[NUM_AVG];
	unsigned int enc_used;
	cycles_t dec[NUM_AVG];
	unsigned int dec_used;
};

extern struct benchmark_cycles codec_cycles[_CODEC_MAX];

static inline void benchmark_stop(enum codec_type codec, int encode, unsigned long cycles)
{
	struct benchmark_cycles *bc = &codec_cycles[codec];

	if (encode) {
		bc->enc_used = (bc->enc_used + 1) % NUM_AVG;
		bc->enc[bc->enc_used] = cycles;
	} else {
		bc->dec_used = (bc->dec_used + 1) % NUM_AVG;
		bc->dec[bc->dec_used] = cycles;
	}
}

#define BENCHMARK_START		do {						\
					cycles_t _cycles_start, _cycles_stop;	\
					_cycles_start = get_cycles()

#define BENCHMARK_STOP(x,y)		_cycles_stop = get_cycles();			    \
					benchmark_stop(x, y, _cycles_stop - _cycles_start); \
				} while (0)

void benchmark_dump(void);

#endif