1 files changed, 62 insertions, 0 deletions
diff --git a/Plugins/rgb.c b/Plugins/rgb.c
new file mode 100644
index 0000000..d58f784
--- /dev/null
+++ b/Plugins/rgb.c
@@ -0,0 +1,62 @@
+#include <string.h>
+#include "plugin.h"
+
+void perform_effect(_frame f, _args a)
+{
+	char *t;
+	short x, y;
+	pixel16 c16;
+	pixel24 c24;
+	pixel32 c32;
+	byte r, g, b;
+	char *ret_r, *ret_g, *ret_b;
+
+	if(!a.s) return;
+
+	// get x and y params
+	x = atoi(a.s);
+	if(!(t = strstr(a.s, " "))) return;
+	y = atoi(t+1);
+
+	// get returnvaluereceivenames
+	if(!(t = strstr(t+1, " "))) return;
+	ret_r = t+1;
+	if(!(t = strstr(t+1, " "))) return;
+	ret_g = t+1;
+	t[0]=0;
+	if(!(t = strstr(t+1, " "))) return;
+	ret_b = t+1;
+	t[0]=0;
+
+	if(x<0||x>=f.width) return;
+	if(y<0||y>=f.height) return;
+
+	switch(f.pixelformat)
+	{
+		case 16:
+			c16 = scanline16(f, y)[x];
+			r = r16(c16);
+			g = g16(c16);
+			b = b16(c16);
+			break;
+		case 24:
+			c24 = scanline24(f, y)[x];
+			r = r24(c24);
+			g = g24(c24);
+			b = b24(c24);
+			break;
+		case 32:
+			c32 = scanline32(f, y)[x];
+			r = r32(c32);
+			g = g32(c32);
+			b = b32(c32);
+			break;
+	}
+
+	// return-values:
+	//
+	// framestein will send data given in the form "pd_receiver_name=value"
+	// back to pd.
+
+	sprintf(a.ret, "%s=%d;%s=%d;%s=%d", ret_b, b, ret_g, g, ret_r, r);
+}