Unity Vuforia播放视频全过程(从Unity的安装到打包)

一、安装Unity

(1)点击安装地址下载Unity Hub

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下载好之后点击安装。

(2)从Unity Hub进去安装Unity(要先注册登陆账号)

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安装完后是这样的

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二、新建项目

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项目创建完成打开如下:

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目标平台为安卓平台,选择菜单file—>buildsetting

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三、项目制作

(1)在Unity内导入vuforia engine

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window—>package manager

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(2)前往Vuforia注册登录账号

点击Vuforia前往官网

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注册登陆之后:

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创建应用

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(3)上传识别图

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(4)下载到Unity

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(5)将下载好的文件放置进入Unity(手动拖就好)

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(6)按想法(识别图片播放视频)制作工程

在此窗口点击鼠标右键

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依次点击Vuforia Engine—>AR Camera

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在此窗口继续鼠标右键

依次点击Vuforia Engine—>Image

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(7)配置密钥

回到AR Camera,点击open vuforia engine configuration

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回到Vuforia官网

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将框内密钥复制进入Unity

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将AR Camera的下图脚本移除(remove component)

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返回至ImageTarget,将下图脚本移除:

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创建脚本:

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脚本代码如下:

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
/*==============================================================================
Copyright (c) 2017 PTC Inc. All Rights Reserved.

Copyright (c) 2010-2014 Qualcomm Connected Experiences, Inc.
All Rights Reserved.
Confidential and Proprietary - Protected under copyright and other laws.
==============================================================================*/
using Vuforia;

/// <summary>
/// A custom handler that implements the ITrackableEventHandler interface.
///
/// Changes made to this file could be overwritten when upgrading the Vuforia version.
/// When implementing custom event handler behavior, consider inheriting from this class instead.
/// </summary>
public class TestAR : MonoBehaviour, ITrackableEventHandler
{
    #region PROTECTED_MEMBER_VARIABLES

    protected TrackableBehaviour mTrackableBehaviour;
    protected TrackableBehaviour.Status m_PreviousStatus;
    protected TrackableBehaviour.Status m_NewStatus;

    #endregion // PROTECTED_MEMBER_VARIABLES

    #region UNITY_MONOBEHAVIOUR_METHODS

    protected virtual void Start()
    {
        mTrackableBehaviour = GetComponent<TrackableBehaviour>();
        if (mTrackableBehaviour)
            mTrackableBehaviour.RegisterTrackableEventHandler(this);
    }

    protected virtual void OnDestroy()
    {
        if (mTrackableBehaviour)
            mTrackableBehaviour.UnregisterTrackableEventHandler(this);
    }

    #endregion // UNITY_MONOBEHAVIOUR_METHODS

    #region PUBLIC_METHODS

    /// <summary>
    ///     Implementation of the ITrackableEventHandler function called when the
    ///     tracking state changes.
    /// </summary>
    public void OnTrackableStateChanged(
        TrackableBehaviour.Status previousStatus,
        TrackableBehaviour.Status newStatus)
    {
        m_PreviousStatus = previousStatus;
        m_NewStatus = newStatus;

        if (newStatus == TrackableBehaviour.Status.DETECTED ||
            newStatus == TrackableBehaviour.Status.TRACKED ||
            newStatus == TrackableBehaviour.Status.EXTENDED_TRACKED)
        {
            Debug.Log("Trackable " + mTrackableBehaviour.TrackableName + " found");
            OnTrackingFound();
        }
        else if (previousStatus == TrackableBehaviour.Status.TRACKED &&
                 newStatus == TrackableBehaviour.Status.NO_POSE)
        {
            Debug.Log("Trackable " + mTrackableBehaviour.TrackableName + " lost");
            OnTrackingLost();
        }
        else
        {
            OnTrackingLost();
        }
    }


    public GameObject panel;
    #endregion // PUBLIC_METHODS

    #region PROTECTED_METHODS

    protected virtual void OnTrackingFound()
    {
        var rendererComponents = GetComponentsInChildren<Renderer>(true);
        var colliderComponents = GetComponentsInChildren<Collider>(true);
        var canvasComponents = GetComponentsInChildren<Canvas>(true);

        // Enable rendering:
        foreach (var component in rendererComponents)
            component.enabled = true;

        // Enable colliders:
        foreach (var component in colliderComponents)
            component.enabled = true;

        // Enable canvas':
        foreach (var component in canvasComponents)
            component.enabled = true;
        panel.SetActive(true);
    }


    protected virtual void OnTrackingLost()
    {
        var rendererComponents = GetComponentsInChildren<Renderer>(true);
        var colliderComponents = GetComponentsInChildren<Collider>(true);
        var canvasComponents = GetComponentsInChildren<Canvas>(true);
        // Disable rendering:
        foreach (var component in rendererComponents)
            component.enabled = false;

        // Disable colliders:
        foreach (var component in colliderComponents)
            component.enabled = false;

        // Disable canvas':
        foreach (var component in canvasComponents)
            component.enabled = false;

        panel.SetActive(false);
    }
    #endregion // PROTECTED_METHODS
}

(8)编辑设置页面(使用VideoPlayer播放视频)

选中ImageTarget,鼠标右键—>UI—>Canvas

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选中Canvas,鼠标右键—>Video—>VideoPlayer

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选中VideoPlayer,更改分辨率大小,并添加RawImage

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创建Render Texture

右键Asset—>Greate—>Render Texture

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选中Render Texture,更改分辨率

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赋值给VideoPlayer和RawImage

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(9)将要播放的视频放入工程(手动拖拽就好)

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将Canvas隐藏,并将Canvas赋值给脚本TestAR(手动拖拽)

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Ctrl+S保存项目,点击如下按钮运行:

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将识别图放入摄像头识别区内即可播放视频

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四、项目打包

菜单栏file—>buildsetting

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将场景添加(手动拖拽)

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点击build

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至此打包完成。