ffmpeg 结果常见操作

/**
 * @author  brecht 
 * @date 2018/12/12
 */

import java.io.File;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.List;

public class ConvertVideo {
    private final static String PATH = "C:\\Users\\Administrator\\Desktop\\work\\data\\result\\pictovideo.mp4";

    private static boolean checkfile(String path) {
        File file = new File(path);
        if (!file.isFile()) {
            return false;
        }
        return true;
    }

    private static boolean process() {
        // 判断视频的类型
        int type = checkContentType();
        boolean status = false;
        //如果是ffmpeg可以转换的类型直接转码，否则先用mencoder转码成AVI
        if (type == 0) {
            System.out.println("直接将文件转为flv文件");
            //status = processFLV(PATH);// 直接将文件转为flv文件
            status=cutVideo();
        } else if (type == 1) {
            String avifilepath = processAVI(type);
            if (avifilepath == null)
                return false;// avi文件没有得到
            status = processFLV(avifilepath);// 将avi转为flv
        }
        return status;
    }

    private static int checkContentType() {
        String type = PATH.substring(PATH.lastIndexOf(".") + 1, PATH.length())
                .toLowerCase();
        // ffmpeg能解析的格式：（asx，asf，mpg，wmv，3gp，mp4，mov，avi，flv等）
        if (type.equals("avi")) {
            return 0;
        } else if (type.equals("mpg")) {
            return 0;
        } else if (type.equals("wmv")) {
            return 0;
        } else if (type.equals("3gp")) {
            return 0;
        } else if (type.equals("mov")) {
            return 0;
        } else if (type.equals("mp4")) {
            return 0;
        } else if (type.equals("asf")) {
            return 0;
        } else if (type.equals("asx")) {
            return 0;
        } else if (type.equals("flv")) {
            return 0;
        }
        // 对ffmpeg无法解析的文件格式(wmv9，rm，rmvb等),
        // 可以先用别的工具（mencoder）转换为avi(ffmpeg能解析的)格式.
        else if (type.equals("wmv9")) {
            return 1;
        } else if (type.equals("rm")) {
            return 1;
        } else if (type.equals("rmvb")) {
            return 1;
        }
        return 9;
    }


    // 对ffmpeg无法解析的文件格式(wmv9，rm，rmvb等), 可以先用别的工具（mencoder）转换为avi(ffmpeg能解析的)格式.
    private static String processAVI(int type) {
        List<String> commend = new ArrayList<String>();
        commend.add("D:\\ffmpeg\\mencoder");
        commend.add(PATH);
        commend.add("-oac");
        commend.add("lavc");
        commend.add("-lavcopts");
        commend.add("acodec=mp3:abitrate=64");
        commend.add("-ovc");
        commend.add("xvid");
        commend.add("-xvidencopts");
        commend.add("bitrate=600");
        commend.add("-of");
        commend.add("avi");
        commend.add("-o");
        commend.add("C:\\Users\\Administrator\\Desktop\\work\\data\\result\\huaxuyin.avi");
        try {
            //调用线程命令启动转码
            ProcessBuilder builder = new ProcessBuilder();
            builder.command(commend);
            builder.start();
            return "C:\\Users\\Administrator\\Desktop\\work\\data\\result\\huaxuyin.avi";
        } catch (Exception e) {
            e.printStackTrace();
            return null;
        }
    }

    // ffmpeg能解析的格式：（asx，asf，mpg，wmv，3gp，mp4，mov，avi，flv等）
    private static boolean processFLV(String oldfilepath) {

        if (!checkfile(PATH)) {
            System.out.println(oldfilepath + " is not file");
            return false;
        }
        // 文件命名
        Calendar c = Calendar.getInstance();
        String savename = String.valueOf(c.getTimeInMillis())+ Math.round(Math.random() * 100000);
        List<String> commend = new ArrayList<String>();
        commend.add("D:\\ffmpeg\\ffmpeg");
        commend.add("-i");
        commend.add(oldfilepath);
        commend.add("-ab");
        commend.add("56");
        commend.add("-ar");
        commend.add("22050");
        commend.add("-qscale");
        commend.add("8");
        commend.add("-r");
        commend.add("15");
        commend.add("-s");
        commend.add("600x500");
        commend.add("C:\\Users\\Administrator\\Desktop\\work\\data\\result\\huaxuyin.flv");
        try {
            Runtime runtime = Runtime.getRuntime();
            Process proce = null;
            //视频截图命令，封面图。  8是代表第8秒的时候截图
            String cmd = "";
            String cut = "     d:\\ffmpeg\\ffmpeg.exe   -i   "
                    + oldfilepath
                    + "   -y   -f   image2   -ss   8   -t   0.001   -s   600x500   d:\\ffmpeg\\output\\"
                    + "a.jpg";
            String cutCmd = cmd + cut;
            proce = runtime.exec(cutCmd);
            //调用线程命令进行转码
            ProcessBuilder builder = new ProcessBuilder(commend);
            builder.command(commend);
            builder.start();
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }



    public static boolean cutVideo(){

        if (!checkfile(PATH)) {
            System.out.println(PATH + " is not file");
            return false;
        }
        //ffmpeg -ss 0:1:30 -t 0:0:20 -i C:\Users\Administrator\Desktop\work\data\huaxuyin.mp4 -vcodec copy  C:\Users\Administrator\Desktop\work\data\result\huaxuyin.mp4
        List<String> commend = new ArrayList<String>();
        commend.add("D:\\ffmpeg\\ffmpeg");
        commend.add("-ss");
        commend.add("00:00:22");
        commend.add("-t");
        commend.add("00:00:06");
        commend.add("-i");
        commend.add(PATH);
        commend.add("-vcodec");
        commend.add("copy");
        commend.add("C:\\Users\\Administrator\\Desktop\\work\\data\\result\\pictovideo.mp4");
        try {
            //调用线程命令启动转码
            ProcessBuilder builder = new ProcessBuilder();
            builder.command(commend);
            builder.start();
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }

    }
    public  static boolean  toJpg(){

        if (!checkfile(PATH)) {
            System.out.println(PATH + " is not file");
            return false;
        }
        // ffmpeg -i bc-cinematic-en.avi example.%d.jpg
        List<String> commend = new ArrayList<String>();
        commend.add("D:\\ffmpeg\\ffmpeg");
        commend.add("-i");
        commend.add(PATH);
        commend.add("C:\\Users\\Administrator\\Desktop\\work\\data\\result\\picandacc\\huaxuyin.%d.jpg");
        try {
            //调用线程命令启动转码
            ProcessBuilder builder = new ProcessBuilder();
            builder.command(commend);
            builder.start();
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }

    }




    public  static boolean  toVideo(){
        if (!checkfile(PATH)) {
            System.out.println(PATH + " is not file");
            return false;
        }
        // $ ffmpeg -i 001.mp3 -i darkdoor.%3d.jpg -s 1024x768 -author fy -vcodec mpeg4 darkdoor.avi
        List<String> commend = new ArrayList<String>();
        commend.add("D:\\ffmpeg\\ffmpeg");
//        commend.add("-r");
//        commend.add("0.5");
        commend.add("-i");
        commend.add("C:\\Users\\Administrator\\Desktop\\work\\data\\result\\picandacc\\huaxuyin.aac");
        commend.add("-i");
        commend.add("C:\\Users\\Administrator\\Desktop\\work\\data\\result\\picandacc\\huaxuyin.%d.jpg");
        commend.add("-s");
        commend.add("320x200");
        commend.add("-b");
        commend.add("350k");
        commend.add("-author");
        commend.add("fy");
        commend.add("-vcodec");
        commend.add("mpeg4");
        commend.add("C:\\Users\\Administrator\\Desktop\\work\\data\\result\\video\\huaxuyin.mp4");
        try {
            //调用线程命令启动转码
            ProcessBuilder builder = new ProcessBuilder();
            builder.command(commend);
            builder.start();
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }

    //ffmpeg -i test.mp4 -acodec copy -vn output.aac
    public  static boolean  collectAudio(){
        if (!checkfile(PATH)) {
            System.out.println(PATH + " is not file");
            return false;
        }
        // $ ffmpeg -i 001.mp3 -i darkdoor.%3d.jpg -s 1024x768 -author fy -vcodec mpeg4 darkdoor.avi
        List<String> commend = new ArrayList<String>();
        commend.add("D:\\ffmpeg\\ffmpeg");
        commend.add("-i");
        commend.add(PATH);
        commend.add("-acodec");
        commend.add("copy");
        commend.add("-vn");
        commend.add("C:\\Users\\Administrator\\Desktop\\work\\data\\result\\picandacc\\huaxuyin.aac");
        try {
            //调用线程命令启动转码
            ProcessBuilder builder = new ProcessBuilder();
            builder.command(commend);
            builder.start();
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }

    public static boolean addLogo(){
        if (!checkfile(PATH)) {
            System.out.println(PATH + " is not file");
            return false;
        }
        //ffmpeg -i C:\Users\Administrator\Desktop\work\data\result\pictovideo.mp4 -i C:\Users\Administrator\Desktop\work\data\result\logo\logo.png -filter_complex overlay=0:0 C:\Users\Administrator\Desktop\work\data\result\logo\logo.mp4
        List<String> commend = new ArrayList<String>();
        commend.add("D:\\ffmpeg\\ffmpeg");
        commend.add("-i");
        commend.add(PATH);
        commend.add("-i");
        commend.add("C:\\Users\\Administrator\\Desktop\\work\\data\\result\\logo\\logo.png");
        commend.add("-filter_complex");
        commend.add("overlay=20:20");
        commend.add("C:\\Users\\Administrator\\Desktop\\work\\data\\result\\logo\\logo.mp4");
        try {
            //调用线程命令启动转码
            ProcessBuilder builder = new ProcessBuilder();
            builder.command(commend);
            builder.start();
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }

    public static void main(String[] args) {
//        if (!checkfile(PATH)) {   //判断路径是不是一个文件
//            System.out.println(PATH + " is not file");
//            return;
//        }
//        if (process()) {        //执行转码任务
//            System.out.println("ok");
//        }

//        toJpg();

//        collectAudio();

//        cutVideo();

//        toVideo();

        addLogo();

    }



}