diff --git a/app/build.gradle b/app/build.gradle
index 724e01f1..539f7fcb 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -93,10 +93,13 @@ android {
         leia {
             dimension 'version'
             applicationIdSuffix '.leia'
+            minSdkVersion 30
+            dependencies {
+                implementation files("../leia-cnsdk/cnsdk.aar")
+            }
         }
     }
 
-
     packagingOptions {
         jniLibs {
             // https://issuetracker.google.com/issues/147096055#comment3
diff --git a/app/src/leia/java/com/simongellis/vvb/game/LeiaSurfaceViewAdapter.kt b/app/src/leia/java/com/simongellis/vvb/game/LeiaSurfaceViewAdapter.kt
new file mode 100644
index 00000000..8c46268a
--- /dev/null
+++ b/app/src/leia/java/com/simongellis/vvb/game/LeiaSurfaceViewAdapter.kt
@@ -0,0 +1,122 @@
+package com.simongellis.vvb.game
+
+import android.content.Context
+import android.graphics.SurfaceTexture
+import android.opengl.GLES20
+import android.util.AttributeSet
+import android.util.Log
+import com.leia.sdk.LeiaSDK
+import com.leia.sdk.views.InputViewsAsset
+import com.leia.sdk.views.InterlacedSurfaceView
+import javax.microedition.khronos.egl.EGLConfig
+import javax.microedition.khronos.opengles.GL10
+
+class LeiaSurfaceViewAdapter : InterlacedSurfaceView, SurfaceViewAdapter, LeiaSDK.Delegate {
+    constructor(context: Context) : super(context)
+    constructor(context: Context, attrs: AttributeSet?) : super(context, attrs)
+
+    private var inner: com.simongellis.vvb.emulator.Renderer? = null
+
+    init {
+        val initArgs = LeiaSDK.InitArgs()
+        initArgs.delegate = this
+        initArgs.platform.context = context.applicationContext
+        initArgs.platform.activity = getActivity(context)
+        initArgs.enableFaceTracking = true
+        initArgs.requiresFaceTrackingPermissionCheck = false
+        LeiaSDK.createSDK(initArgs)
+    }
+
+    override fun setRenderer(renderer: Renderer) {
+        val adapter = RendererAdapter(renderer)
+        super.setRenderer(adapter)
+        setViewAsset(adapter.asset)
+    }
+
+    override fun setRenderer(renderer: com.simongellis.vvb.emulator.Renderer) {
+        inner = renderer
+    }
+
+    inner class RendererAdapter(private val interlacer: Renderer) : Renderer {
+        val asset = InputViewsAsset()
+        private var framebuffer: Int? = null
+        private var textureId: Int? = null
+        private var texture: SurfaceTexture? = null
+        private var newSize: Pair<Int, Int>? = null
+
+        init {
+            asset.CreateEmptySurfaceForPicture(768, 224) {
+                texture = it
+                textureId = asset.GetSurfaceId()
+            }
+        }
+
+        override fun onSurfaceCreated(gl: GL10?, p1: EGLConfig?) {
+            interlacer.onSurfaceCreated(gl, p1)
+            inner?.onSurfaceCreated()
+        }
+
+        override fun onSurfaceChanged(gl: GL10?, width: Int, height: Int) {
+            newSize = width to height
+            texture?.setDefaultBufferSize(width, height)
+            interlacer.onSurfaceChanged(gl, width, height)
+            inner?.onSurfaceChanged(width, height)
+        }
+
+        override fun onDrawFrame(gl: GL10) {
+            ensureInitialized()
+            framebuffer?.also {
+                GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, it)
+                inner?.onDrawFrame()
+            }
+            interlacer.onDrawFrame(gl)
+        }
+
+        private fun ensureInitialized() {
+            val (width, height) = newSize ?: return
+            val textureId = this.textureId ?: return
+
+            Log.i("LeiaSurfaceViewAdapter", "width: $width height: $height texture: $textureId")
+
+            // TODO: clean up old framebuffer
+            Log.i("LeiaSurfaceViewAdapter", "setting up $textureId (error 0x${GLES20.glGetError().toString(16)})")
+            GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textureId)
+            Log.i("LeiaSurfaceViewAdapter", "bound $textureId (error 0x${GLES20.glGetError().toString(16)})")
+            GLES20.glTexImage2D(GLES20.GL_TEXTURE_2D, 0, GLES20.GL_RGB, width * 2, height, 0, GLES20.GL_RGB, GLES20.GL_UNSIGNED_BYTE, null)
+            Log.i("LeiaSurfaceViewAdapter", "initialized $textureId (error 0x${GLES20.glGetError().toString(16)})")
+
+            val framebuffers = IntArray(1)
+            GLES20.glGenFramebuffers(1, framebuffers, 0)
+            val framebuffer = framebuffers[0]
+            this.framebuffer = framebuffer
+            Log.i("LeiaSurfaceViewAdapter", "initialized FB $framebuffer (error 0x${GLES20.glGetError().toString(16)})")
+            GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, framebuffer)
+            Log.i("LeiaSurfaceViewAdapter", "bound FB $framebuffer (error 0x${GLES20.glGetError().toString(16)})")
+            GLES20.glFramebufferTexture2D(GLES20.GL_FRAMEBUFFER, GLES20.GL_COLOR_ATTACHMENT0, GLES20.GL_TEXTURE_2D, textureId, 0)
+            Log.i("LeiaSurfaceViewAdapter", "set texture of FB (error 0x${GLES20.glGetError().toString(16)})")
+            GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, 0)
+            Log.i("LeiaSurfaceViewAdapter", "unbound FB (error 0x${GLES20.glGetError().toString(16)})")
+
+            newSize = null
+        }
+    }
+
+    override fun didInitialize(sdk: LeiaSDK) {
+        Log.i("LeiaSurfaceViewAdapter", "didInitialize")
+    }
+
+    override fun onFaceTrackingFatalError(sdk: LeiaSDK) {
+        Log.i("LeiaSurfaceViewAdapter", "onFaceTrackingFatalError")
+        sdk.isFaceTrackingInFatalError?.let {
+            Log.i("LeiaSurfaceViewAdapter", "${it.code}: ${it.message}")
+        }
+    }
+
+    override fun onFaceTrackingStarted(sdk: LeiaSDK) {
+        Log.i("LeiaSurfaceViewAdapter", "onFaceTrackingStarted")
+    }
+
+    override fun onFaceTrackingStopped(sdk: LeiaSDK) {
+        Log.i("LeiaSurfaceViewAdapter", "onFaceTrackingStopped")
+    }
+}
\ No newline at end of file
diff --git a/app/src/leia/res/layout/wrapper_surface_view_adapter.xml b/app/src/leia/res/layout/wrapper_surface_view_adapter.xml
new file mode 100644
index 00000000..5514affc
--- /dev/null
+++ b/app/src/leia/res/layout/wrapper_surface_view_adapter.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+    <com.simongellis.vvb.game.LeiaSurfaceViewAdapter
+        android:id="@+id/inner_surface_view"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"/>
+</LinearLayout>
\ No newline at end of file
diff --git a/leia-cnsdk/cnsdk.aar b/leia-cnsdk/cnsdk.aar
new file mode 100644
index 00000000..abc13a99
Binary files /dev/null and b/leia-cnsdk/cnsdk.aar differ
diff --git a/src/video/renderers/leia.rs b/src/video/renderers/leia.rs
index f7713856..2713ade8 100644
--- a/src/video/renderers/leia.rs
+++ b/src/video/renderers/leia.rs
@@ -16,7 +16,7 @@ uniform mat4 u_MV;
 varying vec2 v_TexCoord;
 void main() {
     gl_Position = u_MV * a_Pos;
-    v_TexCoord = a_TexCoord;
+    v_TexCoord = vec2(a_TexCoord.x, 1.0 - a_TexCoord.y);
 }
 ";
 
@@ -28,19 +28,11 @@ varying vec2 v_TexCoord;
 
 void main()
 {
-    //  + alignment_offset
-    float view_id = mod(floor(gl_FragCoord.x), 4.0);
-    if (view_id < 0.5) { gl_FragColor = texture2D(u_Textures[0], v_TexCoord); }
-    else if (view_id < 1.5) { gl_FragColor = texture2D(u_Textures[0], v_TexCoord); }
-    else if (view_id < 2.5) { gl_FragColor = texture2D(u_Textures[1], v_TexCoord); }
+    float view_id = mod(floor(gl_FragCoord.x), 2.0);
+    float other_id = mod(floor(gl_FragCoord.y), 2.0);
+    if ((view_id < 0.5) == (other_id < 0.5)) { gl_FragColor = texture2D(u_Textures[0], v_TexCoord); }
     else { gl_FragColor = texture2D(u_Textures[1], v_TexCoord); }
     gl_FragColor = mix(u_Colors[1], u_Colors[0], gl_FragColor.g);
-
-    // // scanline
-    // vec2 uv = gl_FragCoord.xy / vec2(384.0,224.0);
-    // float scanline 	= clamp( 0.95 + 0.05 * cos( 3.14 * ( uv.y + 0.008 ) * 240.0 * 1.0 ), 0.0, 1.0 );
-    // float grille 	= 0.85 + 0.15 * clamp( 1.5 * cos( 3.14 * uv.x * 640.0 * 1.0 ), 0.0, 1.0 );
-    // gl_FragColor *= scanline * grille * 1.2;
 }
 ";