From 3252e78c0a43613e2a48d39a8dec74ffaf5ee100 Mon Sep 17 00:00:00 2001
From: Comment <tim@gray.(none)>
Date: Sun, 6 Oct 2013 02:03:44 +0100
Subject: video loader stretch to segment

---
 rotord/src/nodes_transform.h | 68 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)

(limited to 'rotord/src/nodes_transform.h')

diff --git a/rotord/src/nodes_transform.h b/rotord/src/nodes_transform.h
index 624ad21..99f553e 100644
--- a/rotord/src/nodes_transform.h
+++ b/rotord/src/nodes_transform.h
@@ -186,6 +186,74 @@ namespace Rotor {
 		private:
 			Image still;
 	};
+#define MIRROR_horiz 1
+#define MIRROR_vert 2
+#define MIRROR_horizR 3
+#define MIRROR_vertR 4
+	class Mirror: public Image_node {
+		public:
+			Mirror(){
+				create_image_input("image input","Image input");
+				create_attribute("mode","Mirror mode","Mirror mode","horiz",{"horiz","vert","horizR","vertR"});
+				title="Mirror";
+				description="Mirror video across a central axis";
+				UID="1fed5b26-2d0a-11e3-9901-4b5ea78a005d";
+			};
+			Mirror(map<string,string> &settings):Mirror() {
+				base_settings(settings);
+			};
+			~Mirror(){ };
+			Mirror* clone(map<string,string> &_settings) { return new Mirror(_settings);};
+			Image *output(const Frame_spec &frame){
+				Image *in=image_inputs[0]->get(frame);
+				if (in){
+					//copy incoming image **writable
+					image=(*in);
+					//could be more efficient here by only copying once
+					switch (attributes["mode"]->intVal) {
+						case MIRROR_horiz:
+							for (int i=0;i<image.w/2;i++){
+								for (int j=0;j<image.h;j++){
+									for (int k=0;k<3;k++){
+										image.RGBdata[(((j*image.w)+((image.w/2)+i))*3)+k]=image.RGBdata[(((j*image.w)+((image.w/2)-i))*3)+k];
+									}
+								}
+							}
+							break;
+						case MIRROR_vert:
+							for (int i=0;i<image.w;i++){
+								for (int j=0;j<image.h/2;j++){
+									for (int k=0;k<3;k++){
+										image.RGBdata[((((image.h/2+j)*image.w)+i)*3)+k]=image.RGBdata[((((image.h/2-j)*image.w)+i)*3)+k];
+									}
+								}
+							}
+							break;
+						case MIRROR_horizR:
+							for (int i=0;i<image.w/2;i++){
+								for (int j=0;j<image.h;j++){
+									for (int k=0;k<3;k++){
+										image.RGBdata[(((j*image.w)+((image.w/2)-i))*3)+k]=image.RGBdata[(((j*image.w)+((image.w/2)+i))*3)+k];
+									}
+								}
+							}
+							break;
+						case MIRROR_vertR:
+							for (int i=0;i<image.w;i++){
+								for (int j=0;j<image.h/2;j++){
+									for (int k=0;k<3;k++){
+										image.RGBdata[((((image.h/2-j)*image.w)+i)*3)+k]=image.RGBdata[((((image.h/2+j)*image.w)+i)*3)+k];
+									}
+								}
+							}
+							break;
+					}
+                    return &image;
+			    }
+				return nullptr;
+			}
+		private:
+	};
 }
 
 #endif
-- 
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