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「小程序JAVA实战」小程序视频处理工具ffmpeg（46）

前面已经把视频成功的上传到我们的服务器，选择了背景音乐的ID，现在需要把视频和背景音乐进行合并，需要使用一个工具ffmpeg。源码：https://github.com/limingios/wxProgram.git 中wx-springboot 和 No.15

ffmpeg

  • 介绍

    >视音频处理工具，跨平台的视音频处理解决方案，主页：http://ffmpeg.org

「小程序JAVA实战」小程序视频处理工具ffmpeg（46）

  • 应用的场景
  1. 播放器：射手播放器，暴风影音，迅雷播放器……
  2. 转换工具：格式工厂，剪辑工具……
  3. 直播，视频加码，滤镜，水印，特效……

  • 下载

    「小程序JAVA实战」小程序视频处理工具ffmpeg（46）

根据你的需求进行下载，我选择在windows平台来进行下载

「小程序JAVA实战」小程序视频处理工具ffmpeg（46）

「小程序JAVA实战」小程序视频处理工具ffmpeg（46）

「小程序JAVA实战」小程序视频处理工具ffmpeg（46）

  • 测试

「小程序JAVA实战」小程序视频处理工具ffmpeg（46）

「小程序JAVA实战」小程序视频处理工具ffmpeg（46）

「小程序JAVA实战」小程序视频处理工具ffmpeg（46） 

C:/Users/Administrator>D:

D:/>cd D:/Program Files/ffmpeg

D:/Program Files/ffmpeg>cd bin

D:/Program Files/ffmpeg/bin>ffmpeg.exe -i shanzhu.mp4 shanzhu.avi
ffmpeg version N-91949-g6304268e39 Copyright (c) 2000-2018 the FFmpeg developers
  built with gcc 8.2.1 (GCC) 20180813
  configuration: --enable-gpl --enable-version3 --enable-sdl2 --enable-fontconfig --enable-gnutls --enable-iconv --enable-libass --enable-libbluray --enable-libfreetype --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libtheora --enable-libtwolame --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxml2 --enable-libzimg --enable-lzma --enable-zlib --enable-gmp --enable-libvidstab --enable-libvorbis --enable-libvo-amrwbenc --enable-libmysofa --enable-libspeex --enable-libxvid --enable-libaom --enable-libmfx --enable-amf --enable-ffnvcodec --enable-cuvid --enable-d3d11va --enable-nvenc --enable-nvdec --enable-dxva2 --enable-avisynth
  libavutil      56. 19.101 / 56. 19.101
  libavcodec     58. 30.100 / 58. 30.100
  libavformat    58. 18.100 / 58. 18.100
  libavdevice    58.  4.103 / 58.  4.103
  libavfilter     7. 31.100 /  7. 31.100
  libswscale      5.  2.100 /  5.  2.100
  libswresample   3.  2.100 /  3.  2.100
  libpostproc    55.  2.100 / 55.  2.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'shanzhu.mp4':
  Metadata:
    major_brand     : mp42
    minor_version   : 1
    compatible_brands: mp41mp42isom
    creation_time   : 2018-09-16T05:29:47.000000Z
  Duration: 00:00:09.34, start: 0.000000, bitrate: 1210 kb/s
    Stream #0:0(und): Video: h264 (High) (avc1 / 0x31637661), yuv420p(tv, bt709), 544x960, 1159 kb/s, 29.97 fps, 29.97 tbr, 600 tbn, 1200 tbc (default)
    Metadata:
      creation_time   : 2018-09-16T05:29:47.000000Z
      handler_name    : Core Media Video
    Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, mono, fltp, 46 kb/s (default)
    Metadata:
      creation_time   : 2018-09-16T05:29:47.000000Z
      handler_name    : Core Media Audio
Stream mapping:
  Stream #0:0 -> #0:0 (h264 (native) -> mpeg4 (native))
  Stream #0:1 -> #0:1 (aac (native) -> mp3 (libmp3lame))
Press [q] to stop, [?] for help
Output #0, avi, to 'shanzhu.avi':
  Metadata:
    major_brand     : mp42
    minor_version   : 1
    compatible_brands: mp41mp42isom
    ISFT            : Lavf58.18.100
    Stream #0:0(und): Video: mpeg4 (FMP4 / 0x34504D46), yuv420p, 544x960, q=2-31, 200 kb/s, 29.97 fps, 29.97 tbn, 29.97 tbc (default)
    Metadata:
      creation_time   : 2018-09-16T05:29:47.000000Z
      handler_name    : Core Media Video
      encoder         : Lavc58.30.100 mpeg4
    Side data:
      cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: -1
    Stream #0:1(und): Audio: mp3 (libmp3lame) (U[0][0][0] / 0x0055), 44100 Hz, mono, fltp (default)
    Metadata:
      creation_time   : 2018-09-16T05:29:47.000000Z
      handler_name    : Core Media Audio
      encoder         : Lavc58.30.100 libmp3lame
frame=  280 fps=0.0 q=31.0 Lsize=    1096kB time=00:00:09.34 bitrate= 961.3kbits/s speed=16.7x
video:999kB audio:72kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 2.338377%

「小程序JAVA实战」小程序视频处理工具ffmpeg（46）

  • java程序调用cmd转换视频

springboot-common中添加FFMpegTest

package com.idig8.utils;

import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;

public class FFMpegTest {

    private String ffmpegEXE;

    public FFMpegTest(String ffmpegEXE) {
        super();
        this.ffmpegEXE = ffmpegEXE;
    }

    public void convertor(String videoInputPath, String videoOutputPath) throws Exception {
//      ffmpeg -i input.mp4 -y output.avi
        List<String> command = new ArrayList<>();
        command.add(ffmpegEXE);

        command.add("-i");
        command.add(videoInputPath);
        command.add("-y");
        command.add(videoOutputPath);

        for (String c : command) {
            System.out.print(c + " ");
        }

        ProcessBuilder builder = new ProcessBuilder(command);
        Process process = builder.start();

        InputStream errorStream = process.getErrorStream();
        InputStreamReader inputStreamReader = new InputStreamReader(errorStream);
        BufferedReader br = new BufferedReader(inputStreamReader);

        String line = "";
        while ( (line = br.readLine()) != null ) {
        }

        if (br != null) {
            br.close();
        }
        if (inputStreamReader != null) {
            inputStreamReader.close();
        }
        if (errorStream != null) {
            errorStream.close();
        }

    }

    public static void main(String[] args) {
        FFMpegTest ffmpeg = new FFMpegTest("D://Program Files//ffmpeg//bin//ffmpeg.exe");
        try {
            ffmpeg.convertor("D://Program Files//ffmpeg//bin//shanzhu.mp4", "D://Program Files//ffmpeg//bin//shanzhu.avi");
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

}

  • 视频音频合并命令

    > 通过这种方式，可以让我们的mp4和我们的mp3 做一个结合。

ffmpeg.exe -i shanzhu.avi -i music.mp3 -t 10 -y 合并音乐和视频.avi

「小程序JAVA实战」小程序视频处理工具ffmpeg（46）

「小程序JAVA实战」小程序视频处理工具ffmpeg（46） 

D:/Program Files/ffmpeg/bin>ffmpeg.exe -i shanzhu.avi -i music.mp3 -t 10 -y 合并音乐和视频.avi
ffmpeg version N-91949-g6304268e39 Copyright (c) 2000-2018 the FFmpeg developers
  built with gcc 8.2.1 (GCC) 20180813
  configuration: --enable-gpl --enable-version3 --enable-sdl2 --enable-fontconfig --enable-gnutls --enable-iconv --enable-libass --enable-libbluray --enable-libfreetype --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libtheora --enable-libtwolame --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxml2 --enable-libzimg --enable-lzma --enable-zlib --enable-gmp --enable-libvidstab --enable-libvorbis --enable-libvo-amrwbenc --enable-libmysofa --enable-libspeex --enable-libxvid --enable-libaom --enable-libmfx --enable-amf --enable-ffnvcodec --enable-cuvid --enable-d3d11va --enable-nvenc --enable-nvdec --enable-dxva2 --enable-avisynth
  libavutil      56. 19.101 / 56. 19.101
  libavcodec     58. 30.100 / 58. 30.100
  libavformat    58. 18.100 / 58. 18.100
  libavdevice    58.  4.103 / 58.  4.103
  libavfilter     7. 31.100 /  7. 31.100
  libswscale      5.  2.100 /  5.  2.100
  libswresample   3.  2.100 /  3.  2.100
  libpostproc    55.  2.100 / 55.  2.100
Input #0, avi, from 'shanzhu.avi':
  Metadata:
    encoder         : Lavf58.18.100
  Duration: 00:00:09.38, start: 0.000000, bitrate: 957 kb/s
    Stream #0:0: Video: mpeg4 (Simple Profile) (FMP4 / 0x34504D46), yuv420p, 544x960 [SAR 1:1 DAR 17:30], 876 kb/s, 29.97 fps, 29.97 tbr, 29.97 tbn, 30k tbc
    Stream #0:1: Audio: mp3 (U[0][0][0] / 0x0055), 44100 Hz, mono, fltp, 64 kb/s
[mp3 @ 000001fcfa57d6c0] Estimating duration from bitrate, this may be inaccurate
Input #1, mp3, from 'music.mp3':
  Duration: 00:00:33.47, start: 0.000000, bitrate: 320 kb/s
    Stream #1:0: Audio: mp3, 48000 Hz, stereo, fltp, 320 kb/s
Stream mapping:
  Stream #0:0 -> #0:0 (mpeg4 (native) -> mpeg4 (native))
  Stream #1:0 -> #0:1 (mp3 (mp3float) -> mp3 (libmp3lame))
Press [q] to stop, [?] for help
Output #0, avi, to '鍚堝苟闊充箰鍜岃棰?avi':
  Metadata:
    ISFT            : Lavf58.18.100
    Stream #0:0: Video: mpeg4 (FMP4 / 0x34504D46), yuv420p(progressive), 544x960 [SAR 1:1 DAR 17:30], q=2-31, 200 kb/s, 29.97 fps, 29.97 tbn, 29.97 tbc
    Metadata:
      encoder         : Lavc58.30.100 mpeg4
    Side data:
      cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: -1
    Stream #0:1: Audio: mp3 (libmp3lame) (U[0][0][0] / 0x0055), 48000 Hz, stereo, fltp
    Metadata:
      encoder         : Lavc58.30.100 libmp3lame
frame=  280 fps=274 q=31.0 Lsize=    1076kB time=00:00:10.00 bitrate= 880.4kbits/s speed=9.79x
video:892kB audio:157kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 2.510280%
  • java程序调用cmd转换视频增加音频
package com.idig8.utils;

import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;

public class MergeVideoMp3 {

    private String ffmpegEXE;

    public MergeVideoMp3(String ffmpegEXE) {
        super();
        this.ffmpegEXE = ffmpegEXE;
    }

    public void convertor(String videoInputPath, String mp3InputPath,
            double seconds, String videoOutputPath) throws Exception {
//      ffmpeg.exe -i 苏州大裤衩.mp4 -i bgm.mp3 -t 7 -y 新的视频.mp4
        List<String> command = new ArrayList<>();
        command.add(ffmpegEXE);

        command.add("-i");
        command.add(videoInputPath);

        command.add("-i");
        command.add(mp3InputPath);

        command.add("-t");
        command.add(String.valueOf(seconds));

        command.add("-y");
        command.add(videoOutputPath);

//      for (String c : command) {
//          System.out.print(c + " ");
//      }

        ProcessBuilder builder = new ProcessBuilder(command);
        Process process = builder.start();

        InputStream errorStream = process.getErrorStream();
        InputStreamReader inputStreamReader = new InputStreamReader(errorStream);
        BufferedReader br = new BufferedReader(inputStreamReader);

        String line = "";
        while ( (line = br.readLine()) != null ) {
        }

        if (br != null) {
            br.close();
        }
        if (inputStreamReader != null) {
            inputStreamReader.close();
        }
        if (errorStream != null) {
            errorStream.close();
        }

    }

    public static void main(String[] args) {
        MergeVideoMp3 ffmpeg = new MergeVideoMp3("D://Program Files//ffmpeg//bin//ffmpeg.exe");
        try {
            ffmpeg.convertor("D://Program Files//ffmpeg//bin//shanzhu.mp4", "D://Program Files//ffmpeg//bin//music.mp3", 7.1, "D://Program Files//ffmpeg//bin//合并音乐和视频.avi");
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

}

开发功能

视频上传后通过java调用ffmpge.exe完成音乐和视频的合并，并将视频信息保存在数据库中。

  • 视频service开发

    VideoService

package com.idig8.service;

import com.idig8.pojo.Videos;

public interface VideoService {


    /**
     * 保存视频信息
     * @param Id
     * @return
     */
    public void saveVideo(Videos video);
}

VideoServiceImpl

package com.idig8.service.Impl;

import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;

import com.idig8.mapper.BgmMapper;
import com.idig8.pojo.Bgm;
import com.idig8.service.BgmService;

@Service
public class BgmServiceImpl implements BgmService {

    @Autowired
    private BgmMapper bgmMapper;


    @Transactional(propagation =Propagation.SUPPORTS)
    @Override
    public List<Bgm> queryBgmList(){

        return bgmMapper.selectAll();
    }

    @Transactional(propagation =Propagation.SUPPORTS)
    @Override
    public Bgm queryBgmById(String Id){

        return bgmMapper.selectByPrimaryKey(Id);
    }

}

BgmService

package com.idig8.service;

import java.util.List;

import com.idig8.pojo.Bgm;

public interface BgmService {

    /**
     * 获取所有的Bgm列表
     * @return
     */
    public List<Bgm> queryBgmList();

    /**
     * 通过bgmId获取Bgm对象
     * @param Id
     * @return
     */
    public Bgm queryBgmById(String Id);
}

BgmServiceImpl

package com.idig8.service.Impl;

import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;

import com.idig8.mapper.BgmMapper;
import com.idig8.pojo.Bgm;
import com.idig8.service.BgmService;

@Service
public class BgmServiceImpl implements BgmService {

    @Autowired
    private BgmMapper bgmMapper;


    @Transactional(propagation =Propagation.SUPPORTS)
    @Override
    public List<Bgm> queryBgmList(){

        return bgmMapper.selectAll();
    }

    @Transactional(propagation =Propagation.SUPPORTS)
    @Override
    public Bgm queryBgmById(String Id){

        return bgmMapper.selectByPrimaryKey(Id);
    }

}

VideoController

package com.idig8.controller;

import java.io.File;
import java.util.Date;
import java.util.UUID;

import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import com.idig8.pojo.Bgm;
import com.idig8.pojo.Videos;
import com.idig8.service.BgmService;
import com.idig8.service.VideoService;
import com.idig8.utils.JSONResult;
import com.idig8.utils.MergeVideoMp3;
import com.idig8.utils.enums.VideoStatusEnum;
import com.idig8.utils.file.FileUtil;

import io.swagger.annotations.Api;
import io.swagger.annotations.ApiImplicitParam;
import io.swagger.annotations.ApiImplicitParams;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;


@RestController
@Api(value="视频相关业务的接口", tags= {"视频相关业务的controller"})
@RequestMapping("/video")
public class VideoController extends BasicController {

    @Autowired
    private BgmService bgmService;

    @Autowired
    private VideoService videosService;

    @Value("${server.file.path}")
    private String fileSpace;

    @Value("${server.ffmpeg.path}")
    private String ffmpegexe;


    @ApiOperation(value="上传视频", notes="上传视频的接口")
    @ApiImplicitParams({
        @ApiImplicitParam(name="userId", value="用户id", required=true, 
                dataType="String", paramType="form"),
        @ApiImplicitParam(name="bgmId", value="背景音乐id", required=false, 
                dataType="String", paramType="form"),
        @ApiImplicitParam(name="videoSeconds", value="背景音乐播放长度", required=true, 
                dataType="String", paramType="form"),
        @ApiImplicitParam(name="videoWidth", value="视频宽度", required=true, 
                dataType="String", paramType="form"),
        @ApiImplicitParam(name="videoHeight", value="视频高度", required=true, 
                dataType="String", paramType="form"),
        @ApiImplicitParam(name="desc", value="视频描述", required=false, 
                dataType="String", paramType="form")
    })
    @PostMapping(value="/upload", headers="content-type=multipart/form-data")
    public JSONResult upload(String userId, 
                String bgmId, double videoSeconds, 
                int videoWidth, int videoHeight,
                String desc,
                @ApiParam(value="短视频", required=true)
                MultipartFile file) throws Exception {

        if (StringUtils.isBlank(userId)) {
            return JSONResult.errorMsg("用户id不能为空...");
        }
        // 文件保存的命名空间
        String fileName = file.getOriginalFilename();
        // 保存到数据库中的相对路径
        String path = "";
        String videOutPath = "";
        try {
             path = FileUtil.uploadFile(file.getBytes(), fileSpace, fileName);
            } catch (Exception e) {
                e.getStackTrace();
                   return JSONResult.errorMsg(e.getMessage());
            }                


        if(StringUtils.isNotBlank(bgmId)){
            Bgm bgm = bgmService.queryBgmById(bgmId);
            String mp3BgmPath = fileSpace + bgm.getPath();
            MergeVideoMp3 mergeVideoMp3 = new MergeVideoMp3(ffmpegexe);
            String videOutPathName = UUID.randomUUID().toString()+".mp4";
            File targetFile = new File(fileSpace + userId);
            if (!targetFile.exists()) {
                targetFile.mkdirs();
            }
            videOutPath = "/"+userId+"/"+videOutPathName;
            String videoInput = fileSpace +path;
            mergeVideoMp3.convertor(videoInput, mp3BgmPath, videoSeconds, fileSpace +videOutPath);
        }


        Videos videos = new Videos();
        videos.setAudioId(bgmId);
        videos.setCreateTime(new Date());
        videos.setVideoDesc(desc);
        videos.setId(UUID.randomUUID().toString());
        videos.setUserId(userId);
        videos.setVideoHeight(videoHeight);
        videos.setVideoWidth(videoWidth);
        videos.setVideoPath(videOutPath);
        videos.setStatus(VideoStatusEnum.SUCCESS.value);
        videosService.saveVideo(videos);

        return JSONResult.ok(path);

    }
}

「小程序JAVA实战」小程序视频处理工具ffmpeg（46）

PS：已经完成了视频的上传，并把相关的信息保存在数据库中。

百度未收录

>>原创文章，欢迎转载。转载请注明：转载自IT人故事会，谢谢！

>>原文链接地址：

原文  https://idig8.com/2018/09/16/xiaochengxujavashizhanxiaochengxushipinchuligongjuffmpeg46/
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