环境
- Hololen2
- Windows 10
- Unity 2019.4.19f1c1
- Visual Studio 2019
- MRTK 2.5.4
相关代码
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using UnityEngine;
using UnityEngine.Windows.WebCam;
public class MyPhotoCapture : MonoBehaviour
{
PhotoCapture photoCaptureObject = null;
internal bool captureIsActive;
private void Start()
{
//StartCapture();
}
public void StartCapture()
{
if (!captureIsActive)
{
captureIsActive = true;
PhotoCapture.CreateAsync(false, OnPhotoCaptureCreated);
}
else
{
captureIsActive = false;
}
}
void OnPhotoCaptureCreated(PhotoCapture captureObject)
{
photoCaptureObject = captureObject;
var cameraResolution = PhotoCapture.SupportedResolutions
.OrderByDescending((res) => res.width * res.height)
.First();
var cameraParams = new CameraParameters()
{
hologramOpacity = 0f,
cameraResolutionWidth = cameraResolution.width,
cameraResolutionHeight = cameraResolution.height,
pixelFormat = CapturePixelFormat.JPEG
};
captureObject.StartPhotoModeAsync(cameraParams, OnPhotoModeStarted);
}
private void OnPhotoModeStarted(PhotoCapture.PhotoCaptureResult result)
{
if (result.success)
{
photoCaptureObject.TakePhotoAsync((photoCaptureResult, frame) =>
{
if (photoCaptureResult.success)
{
Debug.Log("Photo capture done.");
var buffer = new List<byte>();
frame.CopyRawImageDataIntoBuffer(buffer);
StartCoroutine(CustomVisionAnalyser.Instance.AnalyseLastImageCaptured(buffer.ToArray()));
}
photoCaptureObject.StopPhotoModeAsync(OnStoppedPhotoMode);
});
}
else
{
Debug.LogError("Unable to start photo mode!");
}
}
void OnStoppedPhotoMode(PhotoCapture.PhotoCaptureResult result)
{
photoCaptureObject.Dispose();
photoCaptureObject = null;
captureIsActive = false;
}
}
using System.Collections;
using System.IO;
using UnityEngine;
using UnityEngine.Networking;
public class CustomVisionAnalyser : MonoBehaviour
{
public static CustomVisionAnalyser Instance;
private string predictionEndpoint = "http://192.168.0.103:5000/upload";
private void Awake()
{
Instance = this;
}
/// <summary>
/// Call the Computer Vision Service to submit the image.
/// </summary>
public IEnumerator AnalyseLastImageCaptured(byte[] imageBytes)
{
WWWForm webForm = new WWWForm();
// 将图片byte数组添加进表单
webForm.AddBinaryData("file", imageBytes, "photo.jpg");
// 将图片上传到服务器
using (UnityWebRequest unityWebRequest = UnityWebRequest.Post(predictionEndpoint, webForm))
{
// The download handler will help receiving the analysis from Azure
unityWebRequest.downloadHandler = new DownloadHandlerBuffer();
// Send the request
yield return unityWebRequest.SendWebRequest();
if (unityWebRequest.isHttpError || unityWebRequest.isNetworkError)
{
Debug.Log(unityWebRequest.error);
}
else
{
string response = unityWebRequest.downloadHandler.text;
Debug.Log(response);
}
}
}
}
如果这篇文章对您有帮助，欢迎给我的 github项目 点一个⭐ ο(=•ω＜=)ρ⌒☆