1 files changed, 27 insertions, 0 deletions
diff --git a/filter.h b/filter.h
new file mode 100644
index 0000000..37d67ee
--- /dev/null
+++ b/filter.h
@@ -0,0 +1,27 @@
+
+struct op_3x3_parm {
+    int f1[3];
+    int f2[3];
+    int f3[3];
+    int mul,div,add;
+};
+
+struct op_sharpe_parm {
+    int factor;
+};
+
+struct op_resize_parm {
+    int width;
+    int height;
+    int dpi;
+};
+
+struct op_rotate_parm {
+    int angle;
+};
+
+extern struct ida_op desc_grayscale;
+extern struct ida_op desc_3x3;
+extern struct ida_op desc_sharpe;
+extern struct ida_op desc_resize;
+extern struct ida_op desc_rotate;