intmath.c File Reference

#include "intmath.h"
#include "common.h"

Go to the source code of this file.

Functions
int	av_log2 (unsigned v)
int	av_log2_16bit (unsigned v)
int	av_ctz (int v)
	Trailing zero bit count.

Function Documentation

int av_log2

(

unsigned

v

)

Definition at line 26 of file intmath.c.

int av_log2_16bit

(

unsigned

v

)

Definition at line 31 of file intmath.c.

Referenced by av_log2_i(), aw_pulse_set2(), dnxhd_calc_bits_thread(), dnxhd_encode_dc(), encode_block(), encode_dc(), ff_mjpeg_encode_dc(), ff_sqrt(), h261_probe(), i2f(), quant(), renorm(), and scale_vector().