2019-07-03 18:51:42 +02:00
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/*
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* conversion vers le format PNM
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*
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*/
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2019-03-03 16:22:55 +01:00
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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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2019-09-10 15:38:24 +02:00
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int convertir_fimg_en_pnm(char *srcname, char *dstname, int to_gray)
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2019-03-03 16:22:55 +01:00
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{
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int foo, infos[3];
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2019-09-10 15:38:24 +02:00
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FloatImg fimg, gris, *outptr;
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2019-03-03 16:22:55 +01:00
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#if DEBUG_LEVEL
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2019-09-10 15:38:24 +02:00
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fprintf(stderr, ">>> %25s ( '%s' '%s' %d )\n", __func__,
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srcname, dstname, to_gray);
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2019-03-03 16:22:55 +01:00
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#endif
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foo = fimg_fileinfos(srcname, infos);
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if (foo) { fprintf(stderr, "'%s' get dims -> %d\n", srcname, foo); }
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if (verbosity) {
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2019-09-10 12:18:02 +02:00
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fprintf(stderr, "image '%s' is %d x %d %s\n",
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srcname, infos[0], infos[1],
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fimg_str_type(infos[2]));
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2019-03-03 16:22:55 +01:00
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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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2019-09-10 15:38:24 +02:00
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outptr = &fimg; /* safe default value */
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if (to_gray) {
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2019-09-11 19:17:03 +02:00
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if (verbosity) puts("converting to gray...");
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2019-09-10 15:38:24 +02:00
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foo = fimg_create(&gris, fimg.width, fimg.height, FIMG_TYPE_GRAY);
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if (foo) {
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fprintf(stderr, "err create gray %d\n", foo);
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return -2;
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}
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foo = fimg_mk_gray_from(&fimg, &gris, 0);
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if (foo) {
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fprintf(stderr, "err mk gray %d\n", foo);
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return -4;
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}
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outptr = &gris;
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}
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2019-03-03 16:22:55 +01:00
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#if DEBUG_LEVEL > 1
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2019-09-10 15:38:24 +02:00
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print_floatimg(outptr, "created fimg");
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2019-03-03 16:22:55 +01:00
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#endif
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2019-09-10 15:38:24 +02:00
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foo = fimg_save_as_pnm(outptr, dstname, 0);
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2019-03-03 16:22:55 +01:00
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if(foo) { fprintf(stderr, "%p to '%s' -> %d\n", &fimg, dstname, foo); }
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2019-09-10 15:38:24 +02:00
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if (to_gray) {
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fimg_destroy(&gris);
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outptr = NULL;
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/* please run valgrind every hour */
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}
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2019-03-03 16:22:55 +01:00
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return 0;
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}
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/* --------------------------------------------------------------------- */
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2019-09-10 12:18:02 +02:00
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static void help(int flag)
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{
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if (flag) {
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fprintf(stderr, "conversion FIMG -> PNM 16 bits\n");
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fimg_print_version(1);
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}
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puts("usage :");
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puts("\tfimg2pnm [flags] infile.fimg outfile.pnm");
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2020-04-02 14:49:10 +02:00
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puts("flags :");
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puts("\t-g\tconvert to gray");
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puts("\t-v\tenhance your verbosity");
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2019-09-10 12:18:02 +02:00
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}
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/* --------------------------------------------------------------------- */
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2019-03-03 16:22:55 +01:00
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int main(int argc, char *argv[])
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{
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2019-09-10 12:18:02 +02:00
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int foo, opt;
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2019-09-10 15:38:24 +02:00
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int to_gray = 0;
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2019-03-03 16:22:55 +01:00
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2019-09-10 12:18:02 +02:00
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if (argc == 1) {
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help(0);
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exit(0);
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}
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2019-09-10 15:38:24 +02:00
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while ((opt = getopt(argc, argv, "ghv")) != -1) {
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2019-09-10 12:18:02 +02:00
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switch(opt) {
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2019-09-11 19:17:03 +02:00
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case 'g': to_gray = 1; break;
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2019-09-10 12:18:02 +02:00
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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 DEBUG_LEVEL
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/* mmmm, is it the good way ? */
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printf("argc %d -> %d\n", argc, argc-optind);
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for (foo=optind; foo<argc; foo++) {
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printf(" %d %s\n", foo, argv[foo]);
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}
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#endif
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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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2019-03-03 16:22:55 +01:00
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exit(1);
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}
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2019-09-10 12:18:02 +02:00
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if ( 0 != access(argv[optind], R_OK) ) { /* fimg is NOT readable */
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fprintf(stderr, "%s: %s don't exist.\n", argv[0], argv[optind]);
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2019-03-03 16:22:55 +01:00
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exit(2);
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}
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2019-09-10 15:38:24 +02:00
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foo = convertir_fimg_en_pnm(argv[optind], argv[optind+1], to_gray);
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2019-03-03 16:22:55 +01:00
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if (foo) fprintf(stderr, "conversion -> %d\n", foo);
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return 0;
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}
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2019-07-03 18:51:42 +02:00
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/* --------------------------------------------------------------------- */
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