Bibliothèque de traitements d'images en virgule flottante.
http://la.buvette.org/photos/cumul/
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99 lines
2.2 KiB
99 lines
2.2 KiB
/* |
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* ADDTGA |
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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 <tthimage.h> |
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#include "../floatimg.h" |
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/* --------------------------------------------------------------------- */ |
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int add_tga_to_fimg(char *srcname, char *dstname, int notused) |
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{ |
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Image_Desc *src; |
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FloatImg dst; |
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int foo, x, y; |
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#if DEBUG_LEVEL |
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fprintf(stderr, ">>> %s ( '%s' %s' )\n", __func__, srcname, dstname); |
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#endif |
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if (NULL==(src = Image_TGA_alloc_load(srcname))) { |
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return -2; |
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} |
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foo = fimg_create_from_dump(dstname, &dst); |
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if (foo) fprintf(stderr, "create fimg from '%s' -> %d\n", dstname, foo); |
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#if DEBUG_LEVEL |
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fimg_describe(&dst, "created fimg"); |
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#endif |
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for (y=0; y<src->height; y++) { |
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for (x=0; x<src->width; x++) { |
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foo = fimg_add_rgb(&dst, x, y, |
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(float)Image_R_pixel(src, x, y), |
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(float)Image_G_pixel(src, x, y), |
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(float)Image_B_pixel(src, x, y)); |
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} |
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} |
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foo = fimg_dump_to_file(&dst, dstname, 0); |
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if (foo) { fprintf(stderr, "fimg dump -> %d\n", foo); } |
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return 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; |
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int tgaW, tgaH; |
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int infos[3]; |
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if (3 != argc) { |
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fimg_print_version(1); |
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fprintf(stderr, "usage:\n\t%s img.tga cumul.fimg\n", argv[0]); |
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exit(1); |
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} |
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/* first, check the TGA file dimensions */ |
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// Image_print_version(0); |
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foo = Image_TGA_get_dims(argv[1], &tgaW, &tgaH); |
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if (foo) { |
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fprintf(stderr, "get dims of '%s' -> %d\n", argv[1], foo); |
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Image_print_error("tga get dims", foo); |
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exit(1); |
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} |
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if ( 0==access(argv[2], R_OK) ) { /* fimg is readable */ |
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fprintf(stderr, "%s is ok.\n", argv[2]); |
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} |
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else { |
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fprintf(stderr, "*** must create '%s' %dx%d first !!!\n", |
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argv[2], tgaW, tgaH); |
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exit(1); |
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} |
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foo = fimg_fileinfos(argv[2], infos); |
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// fprintf(stderr, "get dims of '%s' -> %d\n", argv[2], foo); |
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if (foo) { |
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fprintf(stderr, "*** %s is badly broken\n", argv[2]); |
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exit(2); |
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} |
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if ( (tgaW != infos[0]) || (tgaW != infos[0]) ) { |
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fprintf(stderr, " TGA %5d %5d\n", tgaW, tgaH); |
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fprintf(stderr, " FIMG %5d %5d\n", infos[0], infos[1]); |
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fprintf(stderr, " No dimension match.\n"); |
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exit(3); |
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} |
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foo = add_tga_to_fimg(argv[1], argv[2], 0); |
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return 0; |
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} |
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/* --------------------------------------------------------------------- */ |
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