#include "common.h"
#include "integer.h"
Go to the source code of this file.
Functions | |
AVInteger | av_add_i (AVInteger a, AVInteger b) |
AVInteger | av_sub_i (AVInteger a, AVInteger b) |
int | av_log2_i (AVInteger a) |
returns the rounded down value of the logarithm of base 2 of the given AVInteger. | |
AVInteger | av_mul_i (AVInteger a, AVInteger b) |
int | av_cmp_i (AVInteger a, AVInteger b) |
returns 0 if a==b, 1 if a>b and -1 if a<b. | |
AVInteger | av_shr_i (AVInteger a, int s) |
bitwise shift. | |
AVInteger | av_mod_i (AVInteger *quot, AVInteger a, AVInteger b) |
returns a % b. | |
AVInteger | av_div_i (AVInteger a, AVInteger b) |
returns a/b. | |
AVInteger | av_int2i (int64_t a) |
converts the given int64_t to an AVInteger. | |
int64_t | av_i2int (AVInteger a) |
converts the given AVInteger to an int64_t. |
Definition in file integer.c.
returns 0 if a==b, 1 if a>b and -1 if a<b.
Definition at line 82 of file integer.c.
Referenced by av_mod_i().
int64_t av_i2int | ( | AVInteger | a | ) |
converts the given AVInteger to an int64_t.
if the AVInteger is too large to fit into an int64_t, then only the least significant 64bit will be used
Definition at line 149 of file integer.c.
Referenced by av_rescale_rnd().
AVInteger av_int2i | ( | int64_t | a | ) |
converts the given int64_t to an AVInteger.
Definition at line 138 of file integer.c.
Referenced by av_rescale_rnd().
int av_log2_i | ( | AVInteger | a | ) |
returns the rounded down value of the logarithm of base 2 of the given AVInteger.
this is simply the index of the most significant bit which is 1. Or 0 of all bits are 0
Definition at line 51 of file integer.c.
Referenced by av_mod_i(), and av_mul_i().
returns a % b.
quot | a/b will be stored here |
Definition at line 108 of file integer.c.
Referenced by av_div_i().
bitwise shift.
s | the number of bits by which the value should be shifted right, may be negative for shifting left |
Definition at line 94 of file integer.c.
Referenced by av_mod_i().