获取视频属性工具类

       ` <dependency>
              <groupId>ws.schild</groupId>
              <artifactId>jave-all-deps</artifactId>
              <version>2.7.2</version>
        </dependency>`

  `package com.rrk.camera.center.controller;

  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import ws.schild.jave.*;
  import java.io.File;
  import java.io.FileInputStream;
  import java.io.IOException;
  import java.nio.channels.FileChannel;

  /**
   *
   * @ClassName VideoFormatUtil
   * @Description 视频格式转换工具
   * @Author geekcjj
   * @Date 2020年12月13日 上午10:52:28*/


  public class VideoFormatUtil {

public static Logger Log = LoggerFactory.getLogger(VideoFormatUtil.class);

  /*
  *
 * 视频文件转音频文件
 * @param videoPath
 * @param audioPath
 * @return

  */

public static boolean videoToAudio(String videoPath, String audioPath) {
    File fileMp4=new File(videoPath);
    File fileMp3=new File(audioPath);

    //Audio Attributes
    AudioAttributes audio = new AudioAttributes();
    audio.setCodec("libmp3lame");
    audio.setBitRate(128000);
    audio.setChannels(2);
    audio.setSamplingRate(44100);

    //Encoding attributes 编码属性
    EncodingAttributes attrs = new EncodingAttributes();
    attrs.setFormat("mp3");
    attrs.setAudioAttributes(audio);
    Encoder encoder = new Encoder();
    MultimediaObject mediaObject=new MultimediaObject(fileMp4);
    try {
        encoder.encode(mediaObject, fileMp3, attrs);
        Log.info("File MP4 convertito in MP3");
        return true;
    } catch (Exception e) {
        Log.error("File non convertito");
        Log.error(e.getMessage());
        return false;
    }
}

  /**
 * 获取视频的基本信息，视频长宽高，视频的大小等
 * @param fileSource
 * @return
 */

public static Long getVideoInfo(String fileSource) {
    // String filePath =
    // Utils.class.getClassLoader().getResource(fileSource).getPath();
    File source = new File(fileSource);
    //Encoder encoder = new Encoder();
    FileInputStream fis = null;
    FileChannel fc = null;
    Long videoInfo = 0L;
    try {
        MultimediaObject MultimediaObject=new MultimediaObject(source);
        MultimediaInfo m = MultimediaObject.getInfo();
        fis = new FileInputStream(source);
        fc = fis.getChannel();
        //视频时长
        videoInfo=m.getDuration();
  /* videoInfo = new VideoItem(m.getVideo().getSize().getWidth(), m.getVideo().getSize().getHeight(), fc.size(),
                m.getDuration(), m.getFormat());*/

        System.out.println(m.getDuration());
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (null != fc) {
            try {
                fc.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        if (null != fis) {
            try {
                fis.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
    return videoInfo;
}

  /**
 * 截取视频中某一帧作为图片
 * @param videoPath
 * @param imagePath
 * @return
 */

public static boolean getVideoProcessImage(String videoPath,String imagePath){
    long times = System.currentTimeMillis();
    File videoSource = new File(videoPath);
    File imageTarget = new File(imagePath);
    MultimediaObject object = new MultimediaObject(videoSource);
    try {
        MultimediaInfo multimediaInfo = object.getInfo();
        VideoInfo videoInfo=multimediaInfo.getVideo();
        VideoAttributes video = new VideoAttributes();
        video.setCodec("png");
        video.setSize(videoInfo.getSize());
        EncodingAttributes attrs = new EncodingAttributes();
        //VideoAttributes attrs = ecodeAttrs.getVideoAttributes().get();
        attrs.setFormat("image2");
        attrs.setOffset(11f);//设置偏移位置，即开始转码位置（11秒）
        attrs.setDuration(0.01f);//设置转码持续时间（1秒）
        attrs.setVideoAttributes(video);
        Encoder encoder = new Encoder();
        encoder.encode(object,imageTarget,attrs);
        return true;
    } catch (EncoderException e) {
        e.printStackTrace();
        return false;
    }
}

  /**
 * m4r音频格式转换为mp3，audioPath可更换为要转换的音频格式
 * @param audioPath
 * @param mp3Path*/


public static void m4rToMp3(String audioPath,String mp3Path){
    File source = new File(audioPath);
    File target = new File(mp3Path);
    AudioAttributes audio = new AudioAttributes();
    audio.setCodec("libmp3lame");
    audio.setBitRate(new Integer(128000));
    audio.setChannels(new Integer(2));
    audio.setSamplingRate(new Integer(44100));
    EncodingAttributes attrs = new EncodingAttributes();
    attrs.setFormat("mp3");
    attrs.setAudioAttributes(audio);
    Encoder encoder = new Encoder();
    try {
        encoder.encode(new MultimediaObject(source), target, attrs);
    } catch (EncoderException e) {
        e.printStackTrace();
    }
}

  /**
 * 从和视频中提取音频wav
 * @param aviPath
 * @param targetWavPath*/


public static void videoExtractAudio(String aviPath,String targetWavPath){
    File source = new File(aviPath);
    File target = new File(targetWavPath);
    AudioAttributes audio = new AudioAttributes();
    audio.setCodec("pcm_s16le");
    EncodingAttributes attrs = new EncodingAttributes();
    attrs.setFormat("wav");
    attrs.setAudioAttributes(audio);
    Encoder encoder = new Encoder();
    try {
        encoder.encode(new MultimediaObject(source), target, attrs);
    } catch (EncoderException e) {
        e.printStackTrace();
    }
}
  /*
  *
 * 视频转换为手机可播放的格式
 * @param sourceVideo sourceVideo.avi
 * @param targetVideo targetVideo.3gp*/


public static void videoToMobileVideo(String sourceVideo, String targetVideo){
    File source = new File("source.avi");
    File target = new File("target.3gp");
    AudioAttributes audio = new AudioAttributes();
    audio.setCodec("libfaac");
    audio.setBitRate(new Integer(128000));
    audio.setSamplingRate(new Integer(44100));
    audio.setChannels(new Integer(2));
    VideoAttributes video = new VideoAttributes();
    video.setCodec("mpeg4");
    video.setBitRate(new Integer(160000));
    video.setFrameRate(new Integer(15));
    video.setSize(new VideoSize(176, 144));
    EncodingAttributes attrs = new EncodingAttributes();
    attrs.setFormat("3gp");
    attrs.setAudioAttributes(audio);
    attrs.setVideoAttributes(video);
    Encoder encoder = new Encoder();
    try {
        encoder.encode(new MultimediaObject(source), target, attrs);
    } catch (EncoderException e) {
        e.printStackTrace();
    }
}

public static void main(String[] args) {
    String url = "";
    getVideoInfo(url);
    System.out.println(getVideoInfo(url));

}


  }

`