[AppleScript] 纯文本查看 复制代码
@Test
public void testProcessBuilder(){
ProcessBuilder processBuilder = new ProcessBuilder(); //
processBuilder.command("ping","127.0.0.1");
processBuilder.command("ipconfig");
//将标准输入流和错误输入流合并，通过标准输入流读取信息
processBuilder.redirectErrorStream(true);
try {
//启动进程
Process start = processBuilder.start();
//获取输入流
InputStream inputStream = start.getInputStream();
//转成字符输入流
InputStreamReader inputStreamReader = new InputStreamReader(inputStream,"gbk");
int len = ‐1;
char[] c = new char[1024];
StringBuffer outputString = new StringBuffer();
//读取进程输入流中的内容
while ((len= inputStreamReader.read(c))!=‐1) {
String s = new String(c,0,len);
outputString.append(s);
System.out.print(s);
}
inputStream.close();
} catch (IOException e) {
e.printStackTrace();
}
}
@Test
public void testFFmpeg(){
ProcessBuilder processBuilder = new ProcessBuilder();
//定义命令内容
List<String> command = new ArrayList<>();
command.add("D:\\Program Files\\ffmpeg‐20180227‐fa0c9d6‐win64‐static\\bin\\ffmpeg.exe");
command.add("‐i");
command.add("E:\\ffmpeg_test\\1.avi");
command.add("‐y");//覆盖输出文件
command.add("‐c:v");
command.add("libx264");
command.add("‐s");
command.add("1280x720");
command.add("‐pix_fmt");
command.add("yuv420p");
command.add("‐b:a");
command.add("63k");
command.add("‐b:v");
command.add("753k");
command.add("‐r");
command.add("18");
command.add("E:\\ffmpeg_test\\1.mp4");
processBuilder.command(command);
//将标准输入流和错误输入流合并，通过标准输入流读取信息
processBuilder.redirectErrorStream(true);
try {
//启动进程
Process start = processBuilder.start();
//获取输入流
InputStream inputStream = start.getInputStream();
//转成字符输入流
InputStreamReader inputStreamReader = new InputStreamReader(inputStream,"gbk");
int len = ‐1;
char[] c = new char[1024];
StringBuffer outputString = new StringBuffer();
//读取进程输入流中的内容
while ((len= inputStreamReader.read(c))!=‐1) {
String s = new String(c,0,len);
outputString.append(s);
System.out.print(s);
}
inputStream.close();
} catch (IOException e) {
e.printStackTrace();
}
}
[AppleScript] 纯文本查看 复制代码
public static void main(String[] args) throws IOException {
//ffmpeg的路径
String ffmpeg_path = "D:\\Program Files\\ffmpeg‐20180227‐fa0c9d6‐win64static\\bin\\ffmpeg.exe";//ffmpeg的安装位置
//源avi视频的路径
String video_path = "E:\\ffmpeg_test\\1.avi";
//转换后mp4文件的名称
String mp4_name = "1.mp4";
//转换后mp4文件的路径
String mp4_path = "E:\\ffmpeg_test\\";
//创建工具类对象
Mp4VideoUtil videoUtil = new Mp4VideoUtil(ffmpeg_path,video_path,mp4_name,mp4_path);
//开始视频转换，成功将返回success
String s = videoUtil.generateMp4();
System.out.println(s); }