diff options
Diffstat (limited to 'Build/source/libs/gd/libgd-2.1.0-rc1/src/annotate.c')
| -rw-r--r-- | Build/source/libs/gd/libgd-2.1.0-rc1/src/annotate.c | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/Build/source/libs/gd/libgd-2.1.0-rc1/src/annotate.c b/Build/source/libs/gd/libgd-2.1.0-rc1/src/annotate.c new file mode 100644 index 00000000000..c8a706921dd --- /dev/null +++ b/Build/source/libs/gd/libgd-2.1.0-rc1/src/annotate.c @@ -0,0 +1,206 @@ +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include "gd.h" + +/* A neat little utility which adds freetype text to + * existing JPEG images. Type annotate -h for instructions. + * Thanks to Joel Dubiner for supporting this work. -TBB + */ + +enum { left, center, right }; + +int main(int argc, char *argv[]) +{ +#ifndef HAVE_LIBFREETYPE + (void)argc; + (void)argv; + + /* 2.0.12 */ + fprintf(stderr, "annotate is not useful without freetype.\n" + "Install freetype, then './configure; make clean; make install'\n" + "the gd library again.\n" + ); + return 1; +#else + gdImagePtr im; + char *iin, *iout; + FILE *in, *out; + char s[1024]; + int bounds[8]; + int lines = 1; + int color = gdTrueColor(0, 0, 0); + char font[1024]; + int size = 12; + int align = left; + int x = 0, y = 0; + char *fontError; + + strcpy(font, "times"); + + if(argc != 3) { + fprintf(stderr, "Usage: annotate imagein.jpg imageout.jpg\n\n"); + fprintf(stderr, "Standard input should consist of\n"); + fprintf(stderr, "lines in the following formats:\n"); + fprintf(stderr, "color r g b (0-255 each) [a (0-127, 0 is opaque)]\n"); + fprintf(stderr, "font fontname\n"); + fprintf(stderr, "size pointsize\n"); + fprintf(stderr, "align (left|right|center)\n"); + fprintf(stderr, "move x y\n"); + fprintf(stderr, "text actual-output-text\n\n"); + fprintf(stderr, + "If the file 'paris.ttf' exists in /usr/share/fonts/truetype or in a\n"); + fprintf(stderr, + "location specified in the GDFONTPATH environment variable, 'font paris' is\n"); + fprintf(stderr, + "sufficient. You may also specify the full, rooted path of a font file.\n"); + exit(1); + } + + iin = argv[1]; + iout = argv[2]; + + in = fopen(iin, "rb"); + if(!in) { + fprintf(stderr, "Couldn't open %s\n", iin); + exit(2); + } + +#ifdef HAVE_LIBJPEG + im = gdImageCreateFromJpeg(in); +#else + fprintf(stderr, "No JPEG library support available.\n"); +#endif + + fclose(in); + + if(!im) { + fprintf(stderr, "%s did not load properly\n", iin); + exit(3); + } + + while(fgets(s, sizeof(s), stdin)) { + char *st; + char *text; + + st = strtok(s, " \t\r\n"); + if(!st) { + /* Be nice about blank lines */ + continue; + } + + if(!strcmp(st, "font")) { + char *st = strtok(0, " \t\r\n"); + if(!st) { + goto badLine; + } + + strcpy(font, st); + } else if(!strcmp(st, "align")) { + char *st = strtok(0, " \t\r\n"); + + if(!st) { + goto badLine; + } + + if(!strcmp(st, "left")) { + align = 0; + } else if(!strcmp(st, "center")) { + align = 1; + } else if(!strcmp(st, "right")) { + align = 2; + } + } else if(!strcmp(st, "size")) { + char *st = strtok(0, " \t\r\n"); + + if(!st) { + goto badLine; + } + + size = atoi(st); + } else if(!strcmp(st, "color")) { + char *st = strtok(0, "\r\n"); + int r, g, b, a = 0; + + if(!st) { + goto badLine; + } + + if(sscanf(st, "%d %d %d %d", &r, &g, &b, &a) < 3) { + fprintf(stderr, "Bad color at line %d\n", lines); + exit(2); + } + + color = gdTrueColorAlpha(r, g, b, a); + } else if(!strcmp(st, "move")) { + char *st = strtok(0, "\r\n"); + + if(!st) { + goto badLine; + } + + if(sscanf(st, "%d %d", &x, &y) != 2) { + fprintf(stderr, "Missing coordinates at line %d\n", lines); + exit(3); + } + } else if(!strcmp(st, "text")) { + int rx = x; + + text = strtok(0, "\r\n"); + if(!text) { + text = ""; + } + + gdImageStringFT(0, bounds, color, font, size, 0, x, y, text); + + switch(align) { + case left: + break; + + case center: + rx -= (bounds[2] - bounds[0]) / 2; + break; + + case right: + rx -= (bounds[2] - bounds[0]); + break; + } + + fontError = gdImageStringFT(im, 0, color, font, size, 0, rx, y, text); + if(fontError) { + fprintf(stderr, "font error at line %d: %s\n", lines, fontError); + exit(7); + } + + y -= (bounds[7] - bounds[1]); + } else { + goto badLine; + } + + lines++; + continue; + +badLine: + fprintf(stderr, "Bad syntax, line %d\n", lines); + exit(4); + } + + out = fopen(iout, "wb"); + if(!out) { + fprintf(stderr, "Cannot create %s\n", iout); + exit(5); + } +#ifdef HAVE_LIBJPEG + gdImageJpeg(im, out, 95); +#else + fprintf(stderr, "No JPEG library support available.\n"); +#endif + gdImageDestroy(im); + fclose(out); + return 0; +#endif /* HAVE_LIBFREETYPE */ +} |