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- #include <glib.h>
-
- struct ppm {
- int width;
- int height;
- unsigned char *col;
- };
-
- void fatal(char *s);
- void killppm(struct ppm *p);
- void newppm(struct ppm *p, int xs, int ys);
- void getrgb(struct ppm *s, float xo, float yo, unsigned char *d);
- void resize(struct ppm *p, int nx, int ny);
- void rescale(struct ppm *p, double scale);
- void resize_fast(struct ppm *p, int nx, int ny);
- void loadppm(char *fn, struct ppm *p);
- void saveppm(struct ppm *p, char *fn);
- void copyppm(struct ppm *s, struct ppm *p);
- void fill(struct ppm *p, guchar *c);
- void freerotate(struct ppm *p, double amount);
- void pad(struct ppm *p, int left,int right, int top, int bottom, guchar *);
- void edgepad(struct ppm *p, int left,int right, int top, int bottom);
- void autocrop(struct ppm *p, int room);
- void crop(struct ppm *p, int lx, int ly, int hx, int hy);
- void ppmgamma(struct ppm *p, float e, int r, int g, int b);
- void ppmbrightness(struct ppm *p, float e, int r, int g, int b);
- void putrgb_fast(struct ppm *s, float xo, float yo, guchar *d);
- void putrgb(struct ppm *s, float xo, float yo, guchar *d);
- void drawline(struct ppm *p, float fx, float fy, float tx, float ty, guchar *col);
-
- void repaint(struct ppm *p, struct ppm *a);
-
- void blur(struct ppm *p, int xrad, int yrad);
-
- void mkgrayplasma(struct ppm *p, float turb);
-