java音视频开发-获取视频和音频文件长度

1.1.1.添加依赖

jaduiotager
isoparser

    <!-- mp3文件支持(如语音时长) -->
    <dependency>
      <groupId>org</groupId>
      <artifactId>jaudiotagger</artifactId>
      <version>2.0.1</version>
    </dependency>

    <!-- mp4文件支持(如语音时长) -->
    <dependency>
      <groupId>com.googlecode.mp4parser</groupId>
      <artifactId>isoparser</artifactId>
      <version>1.1.22</version>
    </dependency>

    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>4.12</version>
      <scope>test</scope>
    </dependency>

1.1.2.添加工具类

package top.ppnt.qq.ke.utils;

import org.jaudiotagger.audio.AudioFileIO;
import org.jaudiotagger.audio.mp3.MP3AudioHeader;
import org.jaudiotagger.audio.mp3.MP3File;

import javax.sound.sampled.AudioFormat;
import javax.sound.sampled.AudioInputStream;
import javax.sound.sampled.AudioSystem;
import java.io.File;

public class AudioUtils {

  /**
   * 获取语音文件播放时长(秒) 支持wav 格式
   * @param filePath
   * @return
   */
  public static Float getDuration(String filePath) {
    File destFile = new File(filePath);
    try {
      //audioInputStream
      AudioInputStream audioIn