Add a way to enumerate and select a camera configuration to the CameraImage sample scene. This affects the resolution of the image returned by XRCameraSubsystem.TryGetLatestImage.

This sample will not currently work; this demonstrates new functionality not yet publicly released.

Assets/Scripts/TestCameraImage.cs

         // See CameraImage.FormatSupported for a complete list of supported formats.
         var format = TextureFormat.RGBA32;
 
-        if (m_Texture == null)
+        if (m_Texture == null || m_Texture.width != image.width || m_Texture.height != image.height)
             m_Texture = new Texture2D(image.width, image.height, format, false);
 
         // Convert the image to format, flipping the image across the Y axis.
-#if UNITY_2018_2_OR_NEWER
-        // In 2018.2+, Texture2D allows us write directly to the raw texture data
+        // Texture2D allows us write directly to the raw texture data
-        image.Convert(conversionParams, new IntPtr(rawTextureData.GetUnsafePtr()), rawTextureData.Length);
-#else
-        // In 2018.1, Texture2D didn't have this feature, so we'll create
-        // a temporary buffer and perform the conversion using that data.
-        int size = image.GetConvertedDataSize(conversionParams);
-        var rawTextureData = new NativeArray<byte>(size, Allocator.Temp);
-        var ptr = new IntPtr(rawTextureData.GetUnsafePtr());
-        image.Convert(conversionParams, ptr, rawTextureData.Length);
-        m_Texture.LoadRawTextureData(ptr, rawTextureData.Length);
-        rawTextureData.Dispose();
-#endif
-
-        // We must dispose of the CameraImage after we're finished
-        // with it to avoid leaking native resources.
-        image.Dispose();
+        try
+        {
+            image.Convert(conversionParams, new IntPtr(rawTextureData.GetUnsafePtr()), rawTextureData.Length);
+        }
+        finally
+        {
+            // We must dispose of the CameraImage after we're finished
+            // with it to avoid leaking native resources.
+            image.Dispose();
+        }
 
         // Apply the updated texture data to our texture
         m_Texture.Apply();

Packages/manifest.json

 {
-    "dependencies": {
-      "com.unity.xr.arcore": "1.0.0-preview.23",
-      "com.unity.xr.arfoundation": "1.0.0-preview.20",
-      "com.unity.xr.arkit": "1.0.0-preview.17"
-    }
-  }
+  "dependencies": {
+    "com.unity.ads": "2.0.8",
+    "com.unity.analytics": "3.0.9",
+    "com.unity.collab-proxy": "1.2.11",
+    "com.unity.package-manager-ui": "2.0.3",
+    "com.unity.purchasing": "2.0.1",
+    "com.unity.textmeshpro": "1.3.0",
+    "com.unity.xr.arcore": "1.0.0-preview.23",
+    "com.unity.xr.arfoundation": "1.0.0-preview.20",
+    "com.unity.xr.arkit": "1.0.0-preview.17",
+    "com.unity.modules.ai": "1.0.0",
+    "com.unity.modules.animation": "1.0.0",
+    "com.unity.modules.assetbundle": "1.0.0",
+    "com.unity.modules.audio": "1.0.0",
+    "com.unity.modules.cloth": "1.0.0",
+    "com.unity.modules.director": "1.0.0",
+    "com.unity.modules.imageconversion": "1.0.0",
+    "com.unity.modules.imgui": "1.0.0",
+    "com.unity.modules.jsonserialize": "1.0.0",
+    "com.unity.modules.particlesystem": "1.0.0",
+    "com.unity.modules.physics": "1.0.0",
+    "com.unity.modules.physics2d": "1.0.0",
+    "com.unity.modules.screencapture": "1.0.0",
+    "com.unity.modules.terrain": "1.0.0",
+    "com.unity.modules.terrainphysics": "1.0.0",
+    "com.unity.modules.tilemap": "1.0.0",
+    "com.unity.modules.ui": "1.0.0",
+    "com.unity.modules.uielements": "1.0.0",
+    "com.unity.modules.umbra": "1.0.0",
+    "com.unity.modules.unityanalytics": "1.0.0",
+    "com.unity.modules.unitywebrequest": "1.0.0",
+    "com.unity.modules.unitywebrequestassetbundle": "1.0.0",
+    "com.unity.modules.unitywebrequestaudio": "1.0.0",
+    "com.unity.modules.unitywebrequesttexture": "1.0.0",
+    "com.unity.modules.unitywebrequestwww": "1.0.0",
+    "com.unity.modules.vehicles": "1.0.0",
+    "com.unity.modules.video": "1.0.0",
+    "com.unity.modules.vr": "1.0.0",
+    "com.unity.modules.wind": "1.0.0",
+    "com.unity.modules.xr": "1.0.0"
+  }
+}

ProjectSettings/ProjectVersion.txt

-m_EditorVersion: 2018.1.1f1
+m_EditorVersion: 2018.3.0b9

Assets/Scripts/CameraConfigController.cs

+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.UI;
+using UnityEngine.XR.ARExtensions;
+using UnityEngine.XR.ARFoundation;
+
+[RequireComponent(typeof(Dropdown))]
+public class CameraConfigController : MonoBehaviour
+{
+    List<string> m_ConfigurationNames;
+
+    Dropdown m_Dropdown;
+
+    public void OnValueChanged(Dropdown dropdown)
+    {
+        var cameraSubsystem = ARSubsystemManager.cameraSubsystem;
+        if (cameraSubsystem == null)
+            return;
+
+        var configurationIndex = dropdown.value;
+
+        // Check that the value makes sense
+        if (configurationIndex >= cameraSubsystem.GetConfigurationCount())
+            return;
+
+        // Get that configuration by index
+        var configuration = cameraSubsystem.GetConfiguration(configurationIndex);
+
+        // Make it the active one
+        cameraSubsystem.SetConfiguration(configuration);
+    }
+
+    void Awake()
+    {
+        m_Dropdown = GetComponent<Dropdown>();
+        m_ConfigurationNames = new List<string>();
+    }
+
+    void Update()
+    {
+        m_Dropdown.ClearOptions();
+
+        var cameraSubsystem = ARSubsystemManager.cameraSubsystem;
+        if (cameraSubsystem == null)
+            return;
+
+        // Typically, you would only need to do this once.
+        m_ConfigurationNames.Clear();
+        foreach (var config in cameraSubsystem.Configurations())
+            m_ConfigurationNames.Add(config.ToString());
+
+        m_Dropdown.AddOptions(m_ConfigurationNames);
+    }
+}

Assets/Scripts/CameraConfigController.cs.meta

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