PhotoCapture

描述

捕捉来自网络摄像机的照片并存储在内存中或磁盘上。

演示如何使用 PhotoCapture 功能拍摄照片并将照片显示在 Unity 游戏对象上。

using UnityEngine;
using System.Collections;
using System.Linq;
using UnityEngine.XR.WSA.WebCam;

public class PhotoCaptureExample : MonoBehaviour
{
    PhotoCapture photoCaptureObject = null;
    Texture2D targetTexture = null;

    // Use this for initialization
    void Start()
    {
        Resolution cameraResolution = PhotoCapture.SupportedResolutions.OrderByDescending((res) => res.width * res.height).First();
        targetTexture = new Texture2D(cameraResolution.width, cameraResolution.height);

        // Create a PhotoCapture object
        PhotoCapture.CreateAsync(false, delegate(PhotoCapture captureObject) {
                photoCaptureObject = captureObject;
                CameraParameters cameraParameters = new CameraParameters();
                cameraParameters.hologramOpacity = 0.0f;
                cameraParameters.cameraResolutionWidth = cameraResolution.width;
                cameraParameters.cameraResolutionHeight = cameraResolution.height;
                cameraParameters.pixelFormat = CapturePixelFormat.BGRA32;

                // Activate the camera
                photoCaptureObject.StartPhotoModeAsync(cameraParameters, delegate(PhotoCapture.PhotoCaptureResult result) {
                    // Take a picture
                    photoCaptureObject.TakePhotoAsync(OnCapturedPhotoToMemory);
                });
            });
    }

    void OnCapturedPhotoToMemory(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
    {
        // Copy the raw image data into our target texture
        photoCaptureFrame.UploadImageDataToTexture(targetTexture);

        // Create a gameobject that we can apply our texture to
        GameObject quad = GameObject.CreatePrimitive(PrimitiveType.Quad);
        Renderer quadRenderer = quad.GetComponent<Renderer>() as Renderer;
        quadRenderer.material = new Material(Shader.Find("Unlit/Texture"));

        quad.transform.parent = this.transform;
        quad.transform.localPosition = new Vector3(0.0f, 0.0f, 3.0f);

        quadRenderer.material.SetTexture("_MainTex", targetTexture);

        // Deactivate our camera
        photoCaptureObject.StopPhotoModeAsync(OnStoppedPhotoMode);
    }

    void OnStoppedPhotoMode(PhotoCapture.PhotoCaptureResult result)
    {
        // Shutdown our photo capture resource
        photoCaptureObject.Dispose();
        photoCaptureObject = null;
    }
}

静态变量

公共函数

静态函数

委托