kylemcdonald · December 19, 2023 10:12 · Dec 19, 2023
diff --git a/FixedVideoDelay.h b/FixedVideoDelay.h
@@ -0,0 +1,43 @@
+#pragma once
+
+#include <vector>
+#include "ofImage.h"
+
+class FixedVideoDelay {
+private:
+    int delayAmount;
+    int totalFrames;
+    int readPosition;
+    int writePosition;
+    std::vector<ofPixels> buffer;
+
+public:
+    FixedVideoDelay() {}
+    void setup(int width, int height, int delayAmount) {
+        this->delayAmount = delayAmount;
+        int bufferSize = delayAmount * 2;
+        for (int i = 0; i < bufferSize; i++) {
+            ofPixels pix;
+            pix.allocate(width, height, OF_IMAGE_COLOR);
+            buffer.push_back(pix);
+        }
+        totalFrames = 0;
+        readPosition = 0;
+        writePosition = 0;
+    }
+
+    void writeFrame(ofPixels &pixels) {
+        buffer[writePosition] = pixels;
+        writePosition = (writePosition + 1) % buffer.size();
+        totalFrames++;
+    }
+
+    bool ready() {
+        return totalFrames >= delayAmount;
+    }
+
+    ofPixels &readFrame() {
+        readPosition = (readPosition + 1) % buffer.size();
+        return buffer[readPosition];
+    }
+};