add an extractor

This commit is contained in:
tTh 2023-01-21 09:06:36 +01:00
parent 70dc8a7638
commit b79f6851f5
5 changed files with 136 additions and 2 deletions

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@ -116,12 +116,20 @@ int xs, ys, xd, yd;
int count;
float rgb[3];
#if DEBUG_LEVEL
fprintf(stderr, ">>> %s ( %p %p %p )\n", __func__, in, out, rect);
#endif
if (verbosity > 1) {
fimg_describe(in, "extractor: source");
fimg_describe(out, "extractor: destination");
// print_rectangle(rect);
}
/*
* some sanity controls, please ! XXX
*/
count = 0;
for (yd=0; yd<rect->h; yd++) {
ys = yd + rect->y;
@ -135,7 +143,7 @@ for (yd=0; yd<rect->h; yd++) {
}
}
// fprintf(stderr, "%s: %d pix moved\n", __func__, count);
if (verbosity > 1) fprintf(stderr, "%s: %d pix moved\n", __func__, count);
return 0;
}

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@ -9,6 +9,7 @@ cp tools/mkfimg tools/fimg2pnm tools/fimgops \
tools/cumulfimgs tools/fimg2text \
tools/fimghalfsize \
tools/fimgmetadata \
tools/fimgextract \
/usr/local/bin
cp v4l2/grabvidseq v4l2/video-infos \

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@ -14,11 +14,14 @@ all: fimg2pnm mkfimg png2fimg fimgstats fimg2png \
fimg2tiff fimg2text fimg2fits \
addpnm2fimg cumulfimgs fimgops fimgfx \
fimgmetadata \
fimghalfsize
fimghalfsize fimgextract
fimgmetadata: fimgmetadata.c $(DEPS)
gcc $(COPT) $< ../libfloatimg.a -lm -o $@
fimgextract: fimgextract.c $(DEPS)
gcc $(COPT) $< ../libfloatimg.a -lm -o $@
fimgstats: fimgstats.c $(DEPS)
gcc $(COPT) $< ../libfloatimg.a -lm -o $@

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@ -47,3 +47,7 @@ afin de les rendre machinables. Voir aussi *fimgmetadata*.
Nouveau avril 2022. Need more doc...
Voir aussi *fimg2text*.
## fimgextract
nouveau novembre 2022.

118
tools/fimgextract.c Normal file
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@ -0,0 +1,118 @@
/*
* This thing is just a mess !
* ***************************
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <stdint.h>
#include "../floatimg.h"
int verbosity; // nasty global var.
/* --------------------------------------------------------------------- */
/* nouveau ~ 2 octobre 2022 */
int extractor(char *srcname, char *dstname, FimgArea51 *rect)
{
FloatImg src, dst;
int foo;
fprintf(stderr, ">>> %s ( %s %s %p )\n", __func__, srcname, dstname, rect);
if (verbosity) {
print_rectangle((char *)__func__, rect);
}
foo = fimg_create_from_dump(srcname, &src);
if (foo) {
fprintf(stderr, "%s: load %s from dump --> %d\n", __func__,
srcname, foo);
return foo;
}
foo = fimg_create(&dst, rect->w, rect->h, 3);
if (foo) {
fprintf(stderr, "%s: fimg create dst --> %d\n", __func__, foo);
return foo;
}
/* REAL operation was here ! */
foo = fimg_extractor(&src, &dst, rect);
if (foo) {
fprintf(stderr, "%s: fimg extractor --> %d\n", __func__, foo);
#ifdef MUST_ABORT
abort(); // kill me hardly !
#endif
return foo;
}
// debug code XXX (void)fimg_save_as_pnm(&dst, "f.pnm", 0);
foo = fimg_dump_to_file(&dst, dstname, 0);
if (foo) {
fprintf(stderr, "%s: dumping datas to '%s' give us a %d\n",
__func__, dstname, foo);
return foo;
}
return 0;
}
/* --------------------------------------------------------------------- */
void help(void)
{
printf("-- Fimg Extractor -- lib v%d -- %s %s\n", FIMG_VERSION,
__DATE__, __TIME__);
puts("usage:\n\tfimgextract [options] source.fimg width,height,xpos,ypos");
puts("options:");
puts("\t-o out.fimg\tname the output file");
puts("\t-v\t\tmake be a blabla box");
puts("\t-x\t\tenable crashy feature");
exit(0);
}
/* --------------------------------------------------------------------- */
int main(int argc, char *argv[])
{
int foo, idx;
int opt;
int experiment = 0;
FimgArea51 area;
char *output_file = "out.fimg";
while ((opt = getopt(argc, argv, "ho:vx")) != -1) {
switch(opt) {
case 'h': help(); break;
case 'o': output_file = optarg; break;
case 'v': verbosity++; break;
case 'x': experiment++; break;
}
}
fprintf(stderr, "argc = %d optind = %d\n", argc, optind);
for (idx=optind; idx<argc; idx++) {
fprintf(stderr, " %5d %s\n", idx, argv[idx]);
}
if (argc==optind) {
fprintf(stderr, "wuh ?\n");
exit(0);
}
foo = parse_rectangle(argv[argc-1], &area, 0);
if (4 != foo) {
fprintf(stderr, "%s: parse_rectangle --> %d\n", argv[0], foo);
exit(1);
}
foo = extractor(argv[argc-2], output_file, &area);
if (foo) {
fprintf(stderr, "%s: extractor --> %d\n", __func__, foo);
exit(1);
}
return 0;
}
/* --------------------------------------------------------------------- */