grabing floatimb picz from a webcam

v4l2/rgb2fimg.c

@@ -0,0 +1,58 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "../floatimg.h"
+
+#include  "funcs.h"
+
+/* --------------------------------------------------------------------- */
+int x_rgb2fimg(unsigned char *src, int w, int h, FloatImg *d)
+{
+int			iter, size;
+float			*rp, *gp, *bp;
+
+size = w * h;
+rp = d->R, gp = d->G, bp = d->G;
+
+for (iter=0; iter<size; iter++) {
+	*rp++ = (float)*src++;
+	*gp++ = (float)*src++;
+	*bp++ = (float)*src++;
+	}
+
+return 0;
+}
+/* --------------------------------------------------------------------- */
+int x_rgb2file(unsigned char *src, int w, int h, char *fname)
+{
+FloatImg		buff;
+int			foo;
+
+#if DEBUG_LEVEL
+fprintf(stderr, ">>> %s ( %p %d %d '%s' )\n", __func__,
+			src, w, h, fname);
+#endif
+
+foo = fimg_create(&buff, w, h, FIMG_TYPE_RGB);
+if (foo) {
+	fprintf(stderr, "Crash on create in %s %s\n", __FILE__, __func__);
+	exit(1);
+	}
+
+foo = x_rgb2fimg(src, w, h, &buff);
+if (foo) {
+	fprintf(stderr, "Crash on bit massage in %s %s\n", __FILE__, __func__);
+	exit(1);
+	}
+
+foo = fimg_dump_to_file(&buff, fname, 0);
+if (foo) {
+	fprintf(stderr, "Crash on dump in %s %s\n", __FILE__, __func__);
+	exit(1);
+	}
+
+fimg_destroy(&buff);
+
+return -1;
+}
+/* --------------------------------------------------------------------- */