-void adjust_hsb(DATA32 *data, int w, int h, float hu, float satur, float bright)
+void copy_file(const char *pathSrc, const char *pathDest)
+{
+ FILE *fileSrc, *fileDest;
+ char line[100];
+ int nb;
+
+ fileSrc = fopen(pathSrc, "rb");
+ if (fileSrc == NULL) return;
+
+ fileDest = fopen(pathDest, "wb");
+ if (fileDest == NULL) return;
+
+ while ((nb = fread(line, 1, 100, fileSrc)) > 0) fwrite(line, 1, nb, fileDest);
+
+ fclose (fileDest);
+ fclose (fileSrc);
+}
+
+
+int parse_line (const char *line, char **key, char **value)
+{
+ char *a, *b;
+
+ /* Skip useless lines */
+ if ((line[0] == '#') || (line[0] == '\n')) return 0;
+ if (!(a = strchr (line, '='))) return 0;
+
+ /* overwrite '=' with '\0' */
+ a[0] = '\0';
+ *key = strdup (line);
+ a++;
+
+ /* overwrite '\n' with '\0' if '\n' present */
+ if ((b = strchr (a, '\n'))) b[0] = '\0';
+
+ *value = strdup (a);
+
+ g_strstrip(*key);
+ g_strstrip(*value);
+ return 1;
+}
+
+
+int hex_char_to_int (char c)
+{
+ int r;
+
+ if (c >= '0' && c <= '9') r = c - '0';
+ else if (c >= 'a' && c <= 'f') r = c - 'a' + 10;
+ else if (c >= 'A' && c <= 'F') r = c - 'A' + 10;
+ else r = 0;
+
+ return r;
+}
+
+
+int hex_to_rgb (char *hex, int *r, int *g, int *b)
+{
+ int len;
+
+ if (hex == NULL || hex[0] != '#') return (0);
+
+ len = strlen (hex);
+ if (len == 3 + 1) {
+ *r = hex_char_to_int (hex[1]);
+ *g = hex_char_to_int (hex[2]);
+ *b = hex_char_to_int (hex[3]);
+ }
+ else if (len == 6 + 1) {
+ *r = hex_char_to_int (hex[1]) * 16 + hex_char_to_int (hex[2]);
+ *g = hex_char_to_int (hex[3]) * 16 + hex_char_to_int (hex[4]);
+ *b = hex_char_to_int (hex[5]) * 16 + hex_char_to_int (hex[6]);
+ }
+ else if (len == 12 + 1) {
+ *r = hex_char_to_int (hex[1]) * 16 + hex_char_to_int (hex[2]);
+ *g = hex_char_to_int (hex[5]) * 16 + hex_char_to_int (hex[6]);
+ *b = hex_char_to_int (hex[9]) * 16 + hex_char_to_int (hex[10]);
+ }
+ else return 0;
+
+ return 1;
+}
+
+
+void get_color (char *hex, double *rgb)
+{
+ int r, g, b;
+ hex_to_rgb (hex, &r, &g, &b);
+
+ rgb[0] = (r / 255.0);
+ rgb[1] = (g / 255.0);
+ rgb[2] = (b / 255.0);
+}
+
+
+void adjust_asb(DATA32 *data, int w, int h, int alpha, float satur, float bright)
{
unsigned int x, y;
unsigned int a, r, g, b, argb;
for(id = y * w, x = 0; x < w; x++, id++) {
argb = data[id];
a = (argb >> 24) & 0xff;
+ // transparent => nothing to do.
+ if (a == 0) continue;
r = (argb >> 16) & 0xff;
g = (argb >> 8) & 0xff;
b = (argb) & 0xff;
brightness += bright;
if (brightness < 0.0) brightness = 0.0;
if (brightness > 1.0) brightness = 1.0;
- hue += hu;
- if (hue < 0.0) hue = 0.0;
- if (hue > 1.0) hue = 1.0;
+ if (alpha != 100)
+ a = (a * alpha)/100;
// convert HSB to RGB
if (saturation == 0) {
}
}
-