Unity插件-AVPro Video 使用案例之视频播放-Toy模板网

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1、导入AVPro Video插件

链接：https://pan.baidu.com/s/1Dsf_mO3vSvdLvU-gNX2ulQ
提取码：967i

2、创建一个视频管理和一块电影布

Unity插件-AVPro Video 使用案例之视频播放

3、相关设置

Unity插件-AVPro Video 使用案例之视频播放

4、视频播放案例

4.1、效果演示

Unity插件-AVPro Video 使用案例之视频播放

4.2、总体预览

Unity插件-AVPro Video 使用案例之视频播放

4.3、代码

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using RenderHeads.Media.AVProVideo;  //引入命名空间
using UnityEngine.UI;

public class VideoControl : MonoBehaviour
{
    private MediaPlayer m_MediaPlayer;

    public Slider timeSlider;  //进度条

    public Text timeText;  //显示时长

    public Toggle isMuteToggle;  //是否静音

    public Toggle isLoopToggle;  //是否循环

    public Slider volumeSlider;  //音量

    public Dropdown rateDropdown;  //速率

    public string[] videoFiles = { "One.mp4", "Two.mp4", "Three.mp4" };

    private int videoIndex = 0;

    private void Awake()
    {
        m_MediaPlayer = GameObject.Find("MediaPlayer").GetComponent<MediaPlayer>();  //获取组件

        LoadMovie(videoFiles[videoIndex]);

        timeSlider.onValueChanged.AddListener(TimeSliderValueChange);  //当进度条值改变时,给进度条注册事件

        isMuteToggle.isOn = false;  //初始设置不静音

        isLoopToggle.isOn = false;  //初始设置不循环

        volumeSlider.value = 1;  //初始音量为1

        volumeSlider.onValueChanged.AddListener(VolumeSliderValueChange);  //音量事件

        rateDropdown.value = 2;  //初始速率为1

        rateDropdown.onValueChanged.AddListener(RateDropdownValueChange);  //速率事件

        m_MediaPlayer.Events.AddListener(EventHandle);  //事件系统
    }

    private void Update()
    {
        timeText.text = ConverTime(GetMovieCurrentTime()) + " / " + ConverTime(GetMovieAllTime());  //显示时长

        //滑动条不显示,坐标值出现NaN,是由于Slider的Value计算不能除于0,除数为0会造成这种问题
        if (m_MediaPlayer && m_MediaPlayer.Info != null && m_MediaPlayer.Info.GetDurationMs() > 0f)
        {
            float time = m_MediaPlayer.Control.GetCurrentTimeMs();
            float duration = m_MediaPlayer.Info.GetDurationMs();
            float d = Mathf.Clamp(time / duration, 0.0f, 1.0f);

            timeSlider.value = d;
        }

        if (isMuteToggle.isOn)
            MuteVolume(true);
        else
            MuteVolume(false);

        if (isLoopToggle.isOn)
            SetLoop(true);
        else
            SetLoop(false);

        AutoPlayNext();
    }

    public void LoadMovie(string path)  //加载视频
    {
        m_MediaPlayer.OpenVideoFromFile(MediaPlayer.FileLocation.RelativeToStreamingAssetsFolder, path, false);  //最后一个参数是设置开头不自动播放
    }

    public void PlayMovie()  //播放视频
    {
        m_MediaPlayer.Control.Play();
    }

    public void PauseMovie()  //暂停视频
    {
        m_MediaPlayer.Control.Pause();
    }

    public void RewindMovie()  //重播视频
    {
        m_MediaPlayer.Control.Rewind();
        PlayMovie();
        rateDropdown.value = 2;  //重置后速率为1
    }

    public void SetLoop(bool isLoop)  //设置循环
    {
        m_MediaPlayer.Control.SetLooping(isLoop);
    }

    public void SetPlayBackRate(float playRate)  //设置播放速率,-1为倒放
    {
        m_MediaPlayer.Control.SetPlaybackRate(playRate);
    }

    float[] rates = new float[] { 0.5f, 0.75f, 1.0f, 1.25f, 1.5f, 2.0f };
    public void RateDropdownValueChange(int index)  //选择速率
    {
        SetPlayBackRate(rates[index]);
    }

    public float GetMovieAllTime()  //获取视频总时长
    {
        return m_MediaPlayer.Info.GetDurationMs();  //以毫秒为单位,1秒=1000毫秒
    }

    public float GetMovieCurrentTime()  //获取已经播放了的视频时间
    {
        return m_MediaPlayer.Control.GetCurrentTimeMs();
    }

    public void SeekMoviePos(float value)  //定位视频播放位置
    {
        float toTime = value * GetMovieAllTime();
        m_MediaPlayer.Control.Seek(toTime);
    }

    public void TimeSliderValueChange(float value)  //进度条事件
    {
        SeekMoviePos(value);
    }

    public string ConverTime(float time)  //时间转换
    {
        int s = (int)(time / 1000f);  //秒
        int m = s / 60;  //分
        int h = m / 60;  //小时
        s = s % 60;
        if (h == 0)
            return m.ToString("D2") + ":" + s.ToString("D2");
        else
            return h.ToString("D2") + ":" + m.ToString("D2") + ":" + s.ToString("D2");
    }

    public void SetVolume(float value)  //设置音量
    {
        m_MediaPlayer.Control.SetVolume(value);
    }

    public void VolumeSliderValueChange(float value)  //音量调节
    {
        SetVolume(value);
    }

    public void MuteVolume(bool isMute)  //是否静音
    {
        m_MediaPlayer.Control.MuteAudio(isMute);
    }

    public void OnUpButtonClick()  //上一首
    {
        videoIndex--;

        if (videoIndex < 0)
            videoIndex = videoFiles.Length - 1;

        LoadMovie(videoFiles[videoIndex]);

        PlayMovie();
    }

    public void OnNextButtonClick()  //下一首
    {
        videoIndex++;

        if (videoIndex >= videoFiles.Length)
            videoIndex = 0;

        LoadMovie(videoFiles[videoIndex]);

        PlayMovie();
    }

    public void AutoPlayNext()  //播放完自动下一首
    {
        if (m_MediaPlayer.Control.IsFinished())
        {
            OnNextButtonClick();
        }
    }

    public void EventHandle(MediaPlayer arg0, MediaPlayerEvent.EventType eventType, ErrorCode arg1)  //事件
    {
        switch (eventType)
        {
            case MediaPlayerEvent.EventType.MetaDataReady:
                break;
            case MediaPlayerEvent.EventType.ReadyToPlay:
                break;
            case MediaPlayerEvent.EventType.Started:
                Debug.Log("视频开始播放!");
                break;
            case MediaPlayerEvent.EventType.FirstFrameReady:
                break;
            case MediaPlayerEvent.EventType.FinishedPlaying:
                Debug.Log("视频播放完毕!");
                break;
            case MediaPlayerEvent.EventType.Closing:
                break;
            case MediaPlayerEvent.EventType.Error:
                break;
            case MediaPlayerEvent.EventType.SubtitleChange:
                break;
            case MediaPlayerEvent.EventType.Stalled:
                break;
            case MediaPlayerEvent.EventType.Unstalled:
                break;
            case MediaPlayerEvent.EventType.ResolutionChanged:
                break;
            case MediaPlayerEvent.EventType.StartedSeeking:
                break;
            case MediaPlayerEvent.EventType.FinishedSeeking:
                break;
            case MediaPlayerEvent.EventType.StartedBuffering:
                break;
            case MediaPlayerEvent.EventType.FinishedBuffering:
                break;
            case MediaPlayerEvent.EventType.PropertiesChanged:
                break;
            case MediaPlayerEvent.EventType.PlaylistItemChanged:
                break;
            case MediaPlayerEvent.EventType.PlaylistFinished:
                break;
            default:
                break;
        }
    }
}