is _clear_rectangle working ?

This commit is contained in:
tth 2021-10-19 03:56:56 +02:00
parent 0e79b3e8fa
commit 5845ab7962
5 changed files with 43 additions and 9 deletions

View File

@ -54,14 +54,10 @@ static int pixel_trinitron(FloatImg *pimg, int pos[4], float *fvals)
{
int x, y, pline, off;
fimg_clear_rectangle(pimg, pos);
for (y=pos[1]; y<pos[1]+pos[3]; y++) {
pline = y*pimg->width;
#if 0
for (x=0; x<(pos[0]+pos[2]); x++) {
off = pline + x;
pimg->R[off]=pimg->G[off]=pimg->B[off]=0.0;
}
#endif
for (x=pos[0]+2; x<(pos[0]+pos[2]-2); x++) {
off = pline + x;
/* wtf i'm doing here ? */

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@ -4,7 +4,7 @@
* http://la.buvette.org/photos/cumul
*/
#define FIMG_VERSION 158
#define FIMG_VERSION 160
/*
* in memory descriptor
@ -108,6 +108,7 @@ typedef struct {
int fimg_killborders(FloatImg *img);
int fimg_lissage_2x2(FloatImg *img);
int fimg_show_filter(char *title, FimgFilter3x3 *filtr);
int fimg_filter_3x3(FloatImg *s, FloatImg *d, FimgFilter3x3 *filtr);
@ -248,6 +249,7 @@ int parse_rectangle(char *str, FimgArea51 *r, int notused);
int format_from_extension(char *fname);
char * extension_from_format(int fmt);
int fimg_clear_rectangle(FloatImg *pimg, int rect[4]);

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@ -6,6 +6,8 @@
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <math.h>
#include "../floatimg.h"
@ -23,7 +25,11 @@ fprintf(stderr, ">>> %s ( %p %p )\n", __func__, pi, coo);
for (line=0; line<coo[3]; line++) {
off = (line+coo[1])*pi->width + coo[0];
fprintf(stderr, "line %d off %d\n", line, off);
// fprintf(stderr, "line %3d off %8d\n", line, off);
/* Kaboum ! */
memset(pi->R + off, 0, coo[2]*sizeof(float));
memset(pi->G + off, 0, coo[2]*sizeof(float));
memset(pi->B + off, 0, coo[2]*sizeof(float));
}
return -1;

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@ -24,7 +24,7 @@ enum nCmd { Equalize=1, Rotate, Sfx0, F3x3, MIRE, Wfits, Wpng, Wtiff,
Histo, Hsv, Classif, Ctr2x2, Qsortrgb,
Displace, ReadPNG, Plasmas, Hilight, OpenEXR,
Geometrie, FileType, Mirror, KillRGB,
Pixelize,SplitLevel,DecompRgbz };
Pixelize,SplitLevel,DecompRgbz, Rectangle };
typedef struct {
char *name;
int Cmd;
@ -56,6 +56,7 @@ Command commands[] = {
{ "pixelize", Pixelize },
{ "spltlvl", SplitLevel },
{ "decomprgbz", DecompRgbz },
{ "rectangle", Rectangle },
{ NULL, 0 }
} ;
@ -233,6 +234,10 @@ switch(opt) {
case DecompRgbz:
foo = essai_decomprgb(filename, outfile);
break;
case Rectangle:
essai_rectangle(outfile, 0);
break;
default:
fprintf(stderr, "'%s' is a bad command\n", command);
exit(1);

View File

@ -17,6 +17,31 @@
extern int verbosity;
/* --------------------------------------------------------------------- */
int essai_rectangle(char *outf, int k)
{
FloatImg img;
int foo;
int rect[4];
foo = fimg_create(&img, 320, 240, FIMG_TYPE_RGB);
fimg_drand48(&img, 1.0);
rect[0] = 100; rect[1] = 100;
rect[2] = 32; rect[3] = 16;
foo = fimg_clear_rectangle(&img, rect);
foo = fimg_export_picture(&img, outf, 0);
if (foo) {
fprintf(stderr, "%s : err %d saving result\n", __func__, foo);
return foo;
}
fimg_destroy(&img);
return 0;
}
/* --------------------------------------------------------------------- */
int essai_killrgb(char *inf, char *outf)
{