Updated to add mention to FFMPEG

Author: Topping1

README.md

@@ -1,7 +1,7 @@
 # whispercppGUI
 GUI for [whispercpp](https://github.com/ggerganov/whisper.cpp), a high performance C++ port of OpenAI's [whisper](https://github.com/openai/whisper)
 
-for this GUI to work properly, the file "main.exe" and "whisper.dll" should be copied to the same location of "whisperGUI.exe". Please note that "whisper.dll" only applies to whispercpp compiled with MSVC. For whispercpp compiled with MinGW, only "main.exe" is required.
+for this GUI to work properly, all of whispercpp files (from the oficial releases) should be copied to the same location of "whisperGUI.exe". Also, you need to copy a binary of ffmpeg to the same location of "whisperGUI.exe". In this way, you could update the program yourself manually in case the development on this repository stops.
 
 Not all options are implemented yet, only those that are of common use.
 
@@ -10,3 +10,5 @@ Not all options are implemented yet, only those that are of common use.
 If you want to run whispercppGUI from the python source code, the Gooey library is required. You can install Gooey with the command:
 
 `pip install Gooey`
+
+The included executable for windows x64 was created using pyinstaller, as described on the documentation of Gooey library. If you don't trust the executable on this repository, you can easily recreate your own executable file.