98 lines
2.0 KiB
C
98 lines
2.0 KiB
C
/*
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* converting a floatimg to a PNG
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include "../floatimg.h"
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int verbosity;
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/* ----------------------------------------------------------------- */
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int convertir_fimg_en_PNG(char *srcname, char *dstname, int grisaille)
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{
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int foo, infos[3];
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FloatImg fimg;
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#if DEBUG_LEVEL
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fprintf(stderr, ">>> %25s ( '%s' '%s' %d )\n", __func__,
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srcname, dstname, notused);
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#endif
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foo = fimg_fileinfos(srcname, infos);
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if (foo) {
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if (verbosity) fprintf(stderr, "'%s' get dims -> %d\n", srcname, foo);
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return foo;
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}
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if (verbosity) {
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fprintf(stderr, "%s: image '%s' is %d x %d %s\n",
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__func__,
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srcname, infos[0], infos[1],
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fimg_str_type(infos[2]));
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}
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foo = fimg_create_from_dump(srcname, &fimg);
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if (foo) {
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fprintf(stderr, "create fimg from '%s' -> %d\n", srcname, foo);
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return -1;
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}
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if (grisaille) {
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foo = fimg_desaturate(&fimg, &fimg, 0);
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}
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foo = fimg_save_as_png(&fimg, dstname, 0);
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if (foo) {
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fprintf(stderr, "%s: saving as png '%s' -> %d\n", __func__,
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dstname, foo);
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return -1;
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}
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fimg_destroy(&fimg);
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return 0;
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}
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/* ----------------------------------------------------------------- */
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void help(int k)
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{
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puts("usage:\n\tfimg2png [options] foo.fimg bar.png");
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puts("options:");
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puts("\t-g\tconvert to gray");
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puts("\t-v\tincrease verbosity");
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if (verbosity) fimg_print_version(1);
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exit(0);
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}
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/* ----------------------------------------------------------------- */
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int main(int argc, char *argv[])
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{
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int foo, opt;
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int to_gray = 0;
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while ((opt = getopt(argc, argv, "ghv")) != -1) {
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switch(opt) {
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case 'g': to_gray = 1; break;
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case 'v': verbosity++; break;
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case 'h': help(1); exit(1);
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}
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}
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if (2 != argc-optind) {
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fprintf(stderr, "error: %s need two filenames\n", argv[0]);
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exit(1);
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}
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foo = convertir_fimg_en_PNG(argv[optind], argv[optind+1], to_gray);
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if (foo)
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fprintf(stderr, "%s : got a %d from convertor\n", argv[0], foo);
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return 0;
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}
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/* ----------------------------------------------------------------- */
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