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You might be using the wrong way to add commands to the command line. Try using commandDownloader.add("command");


If you're trying to make a splash screen, check this tutorial:

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  • FFmpeg Executing command error
    via Stack Overflow by Sanket990
  • Android 5.0 - adb screencap by shell command
    via Stack Overflow by Luser_k
  • GitHub comment 39#155880663
    via GitHub by giantpune
  • How to livestream from a GoPro HERO4 : gopro
    via by Unknown author,
    • Error running exec(). Command: [/data/user/0/, -i /storage/emulated/0/Alphacrypt1.mp4 -vf crop=640:256:0:400 -threads 5 -preset ultrafast -strict -2 /storage/emulated/0/YourCroppedMovie.mp4] Working Directory: null Environment: null at java.lang.ProcessManager.exec( at java.lang.Runtime.exec( at java.lang.Runtime.exec( at at com.github.hiteshsondhi88.libffmpeg.FFmpegExecuteAsyncTask.doInBackground( at com.github.hiteshsondhi88.libffmpeg.FFmpegExecuteAsyncTask.doInBackground( at android.os.AsyncTask$ at at android.os.AsyncTask$SerialExecutor$ at java.util.concurrent.ThreadPoolExecutor.runWorker( at java.util.concurrent.ThreadPoolExecutor$ at Caused by: No such file or directory at java.lang.ProcessManager.exec(Native Method) at java.lang.ProcessManager.exec(

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