getRuntimeExec()

gistfile1.java

StringBuffer outputx = null;
try {
        Process processx = Runtime.getRuntime().exec("/data/data/com.example.ffmpegencode/ffmpeg -loop_input -i /sdcard/go.jpg -i /sdcard/gohoubi.m4a -shortest -acodec copy /sdcard/goood.mp4");
	BufferedReader in = new BufferedReader(new InputStreamReader(processx.getInputStream()));
	String line = null;
	while ((line = in.readLine()) != null) {
		Log.d("", "line");
	}
	Log.d("", "encoding...");
	processx.waitFor();
	Log.d("", "finished encoding!");
} catch (IOException e) {
	e.printStackTrace();
} catch (InterruptedException e) {
	e.printStackTrace();
}