java上传视频截图

到CSDN下载ffmpeg和mencoder命令使用的总结(超级全面)

两个程序

package national;

import javautilArrayList;

import javautilList;

public class VideoProcess {

public static boolean processTransToImg(String oldfilepathString newfilenameString

newimg){

Systemoutprintln(oldfilepath+>+newfilename+

>+newimg);

List<String> commendF = new ArrayList<String>();

List<String> commendI=new javautilArrayList<String>();

commendFadd(F://mencoder//summer//mencoder);

commendFadd(oldfilepath);

commendFadd(o);

commendFadd(newfilename);

commendFadd(of);

commendFadd(lavf);

commendFadd(oac);

commendFadd(mplame);

commendFadd(lameopts);

commendFadd(abr:br=:vol=);

commendFadd(srate);

commendFadd();

commendFadd(ovc);

commendFadd(lavc);

commendFadd(lavcopts);

commendFadd

(vcodec=flv:vbitrate=:mbd=:vmv:turbo:vb_strategy=:last_pred=:trell);

commendFadd(vf);

commendFadd(scale=:);

commendIadd(F://mencoder//summer//ffmpegexe);

commendIadd(i);

commendIadd(oldfilepath);

commendIadd(y);

commendIadd(f);

commendIadd(image);

commendIadd(ss);

commendIadd();

commendIadd(t);

commendIadd();

commendIadd(s);

commendIadd(x);

commendIadd(newimg);

try {

ProcessClassexec(commendF);

ProcessClassexec(commendI);

return true;

} catch (Exception e) {

eprintStackTrace();

return false;

}

}

public static void main(String[] args){

String oldfilepath = f://shanghaitanrm;

String newfilename = f://shanghaitanflv;

String newimg = f://shanghaitanjpg;

Systemoutprintln();

processTransToImg(oldfilepathnewfilenamenewimg);

Systemoutprintln(over);

}

}

package national;

import javaioIOException;

import javautilArrayList;

import javautilIterator;

import javautilList;

public class ProcessClass{

public List<String> commendList = new ArrayList<String>();

public ProcessClass(List<String> commendList){

mendList = commendList;

}

//同步使只能有一个进程执行该方法（实现格式转换进程完成后执行截图进程操作）

public static synchronized Process exec(List<String> commendlist){

StringBuffer strBuf = new StringBuffer();

for(Iterator iter =erator();iterhasNext(); ){

String Strtemp = (String)iternext();

strBufappend(Strtemp);

strBufappend( );

}

try {

return RuntimegetRuntime()exec(strBuftoString());

} catch (IOException e) {

eprintStackTrace();

return null;

}

}

}