tTh/FloatImg
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added a new function : fimg_put_rgb

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tonton Th 2020-03-24 10:41:57 +01:00
parent e9a61bb96a
commit e128add5a6
4 changed files with 26 additions and 2 deletions
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2
Makefile
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@ -18,7 +18,7 @@ essai: essai.c libfloatimg.a floatimg.h Makefile
TOTAR = *.[ch] Makefile *.sh *.md \
doc/the*.tex doc/mk*.sh doc/*.txt \
funcs/*.[ch] funcs/Makefile \
tools/*.[ch] tools/READEME.md tools/Makefile \
tools/*.[ch] tools/README.md tools/Makefile \
v4l2/*.[ch] v4l2/Makefile \
scripts/*.sh scripts/README.md \
lib/*.[ch] lib/Makefile

1
floatimg.h
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@ -62,6 +62,7 @@ int fimg_describe(FloatImg *head, char *txt);
char *fimg_str_type(int type);
int fimg_plot_rgb (FloatImg *head, int x, int y, float r, float g, float b);
int fimg_get_rgb(FloatImg *head, int x, int y, float *rgb);
int fimg_put_rgb(FloatImg *head, int x, int y, float *rgb);
int fimg_clear(FloatImg *fimg);
int fimg_add_rgb(FloatImg *head, int x, int y, float r, float g, float b);
int fimg_rgb_constant(FloatImg *head, float r, float g, float b);

4
funcs/rotate.c
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@ -31,7 +31,9 @@ if (src->type != FIMG_TYPE_RGB) {
/* check if dst pic is not allocated */
if ( 0 == (dst->type | dst->width | dst->height) ) {
#if DEBUG_LEVEL
fprintf(stderr, "in %s, %p is empty\n", __func__, dst);
#endif
/* OK allocate a new fpic */
foo = fimg_create(dst, src->height, src->width, src->type);
if (foo) {
@ -54,7 +56,7 @@ if ( (src->type != dst->type) ||
for (y=0; y<src->height; y++) {
for (x=0; x<src->width; x++) {
fimg_get_rgb(src, x, y, rgb);
fimg_plot_rgb(dst, y, x, rgb[0], rgb[1], rgb[2]);
fimg_put_rgb(dst, y, x, rgb);
}
}

21
lib/fimg-core.c
View File

@ -314,3 +314,24 @@ prgb[2] = head->B[offset];
return 0;
}
/* --------------------------------------------------------------------- */
/* nouveau 24 mars 2020 - coronacoding */
int fimg_put_rgb(FloatImg *head, int x, int y, float *prgb)
{
int offset;
if (head->type != FIMG_TYPE_RGB) {
#if DEBUG_LEVEL > 1
fprintf(stderr, "%s : type %d is bad.\n", __func__, head->type);
#endif
return -1;
}
offset = x + (y * head->width);
head->R[offset] = prgb[0];
head->G[offset] = prgb[1];
head->B[offset] = prgb[2];
return 0;
}
/* --------------------------------------------------------------------- */