Some video to audio to mobile music player stuff

Having a video file downloaded from the Internet as mp4

Objective: to make it simply as an audio file, to be able to play in my phone.

Packages needed: handbrake-gtk, audacity

1. Open the mp4 file with handbrake (screenshot example)

2. Go over the Audio tab and change the following values:
Codec -> MP3 (lame)
Bitrate -> 320
3. Click the Start button to begin conversion to m4v (MPEG-4 video) format.
4. When the conversion completes, close handbrake app, open audacity.
5. Click File - Import - Audio
6. Select the m4v file created. Importing completes (screenshot example)

7. Click File - Export
8. Select the M4A (AAC) Files (FFmpeg) format, then click Save.
9. Exit audacity, no need to save the project.

Here are the sample files, notice difference in file types and sizes (screenshot example).

Proceed to upload the m4a file to your phone.