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Code optimization: t1_flags and t1_data set to zero with memset

This commit is contained in:
Francois-Olivier Devaux 2005-05-24 12:15:52 +00:00
parent d54925f777
commit f9eb8f93c2
1 changed files with 6 additions and 8 deletions
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14
libopenjpeg/t1.c
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@ -37,6 +37,7 @@
#include <stdio.h>
#include <math.h>
#include <stdlib.h>
#include <memory.h>
#define T1_MAXCBLKW 1024
#define T1_MAXCBLKH 1024
@ -573,8 +574,8 @@ void t1_encode_cblk(tcd_cblk_t * cblk, int orient, int compno, int level, int qm
cblk->numbps = max ? (int_floorlog2(max) + 1) - T1_NMSEDEC_FRACBITS : 0;
for (i = 0; i < sizeof(t1_flags) / sizeof(int); i++)
((int *) t1_flags)[i] = 0;
memset(t1_flags,0,sizeof(t1_flags));
bpno = cblk->numbps - 1;
passtype = 2;
@ -677,16 +678,13 @@ void t1_encode_cblk(tcd_cblk_t * cblk, int orient, int compno, int level, int qm
void t1_decode_cblk(tcd_cblk_t * cblk, int orient, int roishift,
int cblksty)
{
int i;
int w, h;
int bpno, passtype;
int segno, passno;
char type = T1_TYPE_MQ; //BYPASS mode
for (i = 0; i < sizeof(t1_data) / sizeof(int); i++)
((int *) t1_data)[i] = 0;
for (i = 0; i < sizeof(t1_flags) / sizeof(int); i++)
((int *) t1_flags)[i] = 0;
memset(t1_data,0,sizeof(t1_data));
memset(t1_flags,0,sizeof(t1_flags));
w = cblk->x1 - cblk->x0;
h = cblk->y1 - cblk->y0;