feat: initial commit - Carinha Control Panel v1.0 com UI glassmorphism, watch-bar, emojis, braco robotico e conversa IA

android/app/java/br/carinha/rosto/YuvFrame.java

@@ -0,0 +1,22 @@
+package br.carinha.rosto;
+
+import java.nio.ByteBuffer;
+
+/** Converts Camera2 planes to NV21, respecting padding and interleaved chroma. */
+public final class YuvFrame {
+    public static byte[] nv21(int w, int h, ByteBuffer[] planes, int[] rows, int[] pixels) {
+        if (w <= 0 || h <= 0 || (w & 1) != 0 || (h & 1) != 0)
+            throw new IllegalArgumentException("YUV requires positive even dimensions");
+        byte[] out = new byte[w * h * 3 / 2];
+        int at = 0;
+        for (int y = 0; y < h; y++)
+            for (int x = 0; x < w; x++)
+                out[at++] = planes[0].get(planes[0].position() + y * rows[0] + x * pixels[0]);
+        for (int y = 0; y < h / 2; y++)
+            for (int x = 0; x < w / 2; x++) {
+                out[at++] = planes[2].get(planes[2].position() + y * rows[2] + x * pixels[2]);
+                out[at++] = planes[1].get(planes[1].position() + y * rows[1] + x * pixels[1]);
+            }
+        return out;
+    }
+}