FfmpegUtils解码JAVA工具类

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已于 2023-06-19 17:52:53 修改 · 723 阅读

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#java #ffmpeg #开发语言

于 2022-12-28 14:48:03 首次发布

本文介绍了FfmpegUtils，一个用于JAVA的音视频解码工具类，帮助开发者轻松处理音视频解码任务。

FfmpegUtils解码JAVA工具类

package com.core.util;

import com.core.config.Constants;
import com.core.thread.StreamGobblerThread;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.File;

/**
 * ffmpeg通用类
 *
 * @author manhengwei
 * @date 2022/12/28
 * @since 1.0
 */
public class FfmpegUtils {

    private static final Logger logger = LoggerFactory.getLogger(FfmpegUtils.class);

    public static void video2Image(String sourceFileName, String destDir, int fps) {
        String cmd = Constants.FFMPEG_HOME + "ffmpeg -i " + sourceFileName + " -r " + fps + "/1 -qscale 0 -s 256x256 -vframes 5000 -sws_flags neighbor " + destDir + "$filename%05d.jpg";
        //logger.warn("ffmpeg video2Image cmd:" + cmd);
        FfmpegUtils.shell(cmd);
    }

    public static void video2ImageNoOverwrite(String sourceFileName, String destDir, int fps) {
        String cmd = Constants.FFMPEG_HOME + "ffmpeg -i " + sourceFileName + " -r " + fps + "/1 -qscale 0 -s 256x256 -vframes 5000 -sws_flags neighbor " + destDir + "$filename%05d.jpg";
        //logger.warn("ffmpeg video2ImageNoOverwrite cmd:" + cmd);
        FfmpegUtils.shell(cmd);
    }

    public static void image2Video(String sourceDir, String outputFile, int fps, int times) {
        String cmd = "type " + sourceDir + File.separator + "*.jpg | " + Constants.FFMPEG_HOME + "ffmpeg  -r " + fps + " -t " + times + " -i pipe:0 " + " -vcodec libx264 " + " -y " + outputFile;