me daba warning el signed vs unsigned

filtros/blur_c.c

@@ -10,7 +10,7 @@ void blur_c    (
     int cols,
     int filas,
     float sigma,
-    int r)
+    unsigned int r)
 {
     unsigned char (*src_matrix)[cols*4] = (unsigned char (*)[cols*4]) src;
     unsigned char (*dst_matrix)[cols*4] = (unsigned char (*)[cols*4]) dst;
@@ -21,7 +21,6 @@ void blur_c    (
 	float val;
 	float *mc=malloc(sizeof(float)*40*r*r);
 
-	printf("r: %d, plsgiv %d\n", r, sizeof(float)*r*r);
 	unsigned int indice_de_mierda=0;
 	for(y=-r;y<r;y++) {
 		for(x=-r;x<r;x++){