调用ffmpeg命令:在Java代码中,我们可以使用FFmpegHelper.convertVideo方法来调用ffmpeg命令。以下是如何使用这个方法的示例: StringinputPath="/path/to/input.mp4";StringoutputPath="/path/to/output.avi";Stringformat="avi";FFmpegHelperffmpegHelper=newFFmpegHelper();StringresultPath=ffmpegHelper.convertVideo(input...
if (result_pix_fmt != (enum AVPixelFormat)inpar->format || video_en_ctx->width != inpar->width || video_en_ctx->height != inpar->height) { video_need_convert = true; } // 对应一些封装器需要添加这个标记 /** 遇到问题:生成的mp4或者mov文件没有显示用于预览的小图片 * 分析原因:之...
步骤1：在Aconvert的主页上，点击【Convert】切换到转换界面，然后点击【Video】图标。步骤2：您会看到一...
在你的 Activity 或 Fragment 中调用convertVideoFormat方法: StringinputVideoPath="/path/to/input/video.mp4";StringoutputVideoPath="/path/to/output/video.avi";convertVideoFormat(inputVideoPath,outputVideoPath); 1. 2. 3. 结果展示 通过执行上述代码,您可以将指定路径的 MP4 视频文件转换为 AVI 格式。...
* This software converts a media file from one container format * to another container format without encoding/decoding video files. */ #include "stdafx.h" extern "C" { #include "libavformat/avformat.h" }; int _tmain(int argc, _TCHAR* argv[]) ...
Part 4: FFmpeg Examples for Daily Video Editing Tasks Convert .avi video to .mpgand any other formats by typing desired formats, say wmv, mp4, mkv, flv, etc. FFmpeg -i source_video.avi final_video.mpg Convert a video for the iPod/iPhone using FFmpeg ...
(ConvertVideo.class); public static String projectPath = D:\\tool\\ffmpeg\\bin; //ffmpeg 包安装bin目录 static { fileType = new HashMap<String, String>(); fileType.put("avi", "true"); fileType.put("mpg", "true"); fileType.put("wmv", "true"); fileType.put("3gp", "true"); ...
public class ConvertVideo { private static String inputPath = ""; private static String outputPath = ""; private static String ffmpegPath = ""; public static void main(String args[]) throws IOException { getPath(); if (!checkfile(inputPath)) { ...
/** 实现MP4转换成MOV,FLV,TS,AVI文件,不改变编码方式 */void Transcode::doExtensionTranscode(){stringcurFile(__FILE__);unsigned long pos=curFile.find("2-video_audio_advanced");if(pos==string::npos){LOGD("not find file");return;}string srcDic=curFile.substr(0,pos)+"filesources/";stri...
public class ConvertVideo { private final static String PATH = "c:\\ffmpeg\\input\\c.mp4"; public static void main(String[] args) { if (!checkfile(PATH)) { System.out.println(PATH + " is not file"); return; } if (process()) { ...