?? invert.c
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#include <stdlib.h>#include <libxml/parser.h>#include "config.h"#define MODULE_FILTER#include "module.h"#include "image.h"char *name = "invert";char *version = VERSION;intfilter(struct image *img, xmlNodePtr node, void **ctx){ unsigned char *p, *e; e = img->buf + img->bufsize; for (p = img->buf; p < e; p++) *p = '\xff' - *p; return 0;}?? 快捷鍵說明
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