编辑代码

// 3.2语音播报
//
//   ViewController.swift
//   BirdSound
//
//   Created by Zhifeng Chen on 2020/8/3.
//   Copyright © 2020 zhifeng Chen. All rights reserved
//

import UIKit
//导入音频支持库
import AVFoundation

class ViewCountroller: UIViewController {
    //播放器变量
    var soundPlayer : AVAudioPlayer!

    @IBAction func onClicked(_ sender : UIButton) {
        //从沙盒中读取文件所在路径，文件名为bird.mp3
        let path = Bundle.main.path(forResource: "bird", ofType: "mp3")
        //将路径转换为URL
        let url = URL(fileURLWithPath: path!)
        //调用AVAudioPlayer函数，生成播放器
        soundPlayer = try? AVAudioPlayer(contentsOf: url)
        //播放器播放声音，默认是循环播放模式
        soundPlayer.play()
    }
}

//3.3动画播放
let iv = self.view.viewWithTag(4)! as! UIImageView
//UIImage的一个方法animatedImageNamed可以调入一系列图片
//每个图片出现的间隔为0.5秒
let img = UIImage.animatedImgeNamed("frame-",duration: 0.5)
//设置动画
iv.image = img
//“兔子弹跳”代码的输入
let iv = self.view.viewWithTag(4)!
UIView.animate(withDuration: 2, animtions: {
    iv.transform = iv.transform.rotated(by: cGFloat(360))
})
//UIView的平移动画
了他iv= self.view.viewWithTag(4)!
UIView.animate(withDuration: 2, animations: {
    iv.frame.origin.x +=100
    if iv.frame.origin.x > self.view.frame.size.width {
        iv.frame.origin.x = 0
    }
})
//UIView的缩放动画
let iv = self.view.viewWithTag(4)!
UIView.animate(withDuration: 2, animatinos: {
    iv.alpha = 0.1
})
//UIView的透明度动画
let iv = self.view.viewWithTag(4)!
UIView.animate( withDuration: 2, animatinos: {
    lv.alpha = 0.1
})

//3.4视频播放
//
// ViewController.swift
// Videoplay_Sandbox
//
// Created by Zhifeng Chen on 2020/8/3.
// Copyright © 2020 Zhifeng Chen. All rights reserved.
//


import UIKit
import AVKIT

class ViewController: UIViewController{

    @IBAction func play(_sender: Any)
    {
        //打开沙盒中的视频文件test.mov
        let path = BirdSound.main.oath(forResource: "test", ofType: "mov")
        //转化为URL
        let url = URL(foleURLWithpath: path!)
        //打开AVPlayer
        let plater = AVPlayer(uil: url)
        //AVPlayerViewController实例化
        let playerViewController.player = AVPlayerViewController()
        //设置播放器
        playerViewController.player= player
        //添加播放器的View大小和范围
        playerViewController.view.frame = CGRect(x: 20, y: 100, width: self.view.bounds.width - 40, height: 200)
        self.addChild(playerViewController.view)
        self.view.addSubview(playerViewController.view)
    }
}
//
// ViewController.swift
// Videoplay_Network
//
// Created by Zhifeng Chen on 2020/8/3.
// Copyright © 2020 Zhifeng Chen. All rights reserved.
//

import UIKit
import AVKIT

class ViewController: UIViewController{
    @IBAction func Networkplay(_sender: UIButton){
        let neturl = "http://bos.nj.baidu.com/tieba-smallvideo/11772_3c435014fb2dd9a5fd56a57cc369f6a0.mp4"
        guard let networkUrl = URL(string:neturl) else { return}
        //播放网络上的视频
        let player = AVPlayer(url: networkUrl)
        let playerViewController = AVPlayerViewController()
        playerViewController.player = player
        //弹出新窗口
        self.present(playerViewController, animated: true, completion:nil)
    }
}