don't know how to make the upscaler

v4l2/rgb2fimg.c

@@ -5,6 +5,32 @@
 
 #include  "funcs.h"
 
+/* --------------------------------------------------------------------- */
+int x_upscaler(unsigned char *src, int w, int h, FloatImg *d)
+{
+int				x, y, xx, yy;
+float				*rp, *gp, *bp;
+float				r, g, b;
+static unsigned short		modz;
+
+rp = d->R, gp = d->G, bp = d->B;
+
+for (y=0; y<h; y++) {
+	yy = (y*2) + ! (modz & 1);
+	for (x=0; x<w; x++) {
+		xx = (x*2) + ! (modz & 2);
+		r = (float)*src++;
+		g = (float)*src++;
+		b = (float)*src++;
+		fimg_plot_rgb(d, xx, yy, r, g, b);
+		}
+
+	} 
+
+modz++;
+
+return -1;
+}
 /* --------------------------------------------------------------------- */
 int x_rgb2fimg(unsigned char *src, int w, int h, FloatImg *d)
 {