I have the following four commands, which executed in sequence, will convert one PDF to MP3.
pdftohtml FNX.pdf
textutil -convert txt FNX.html
say -f FNX.txt -r 220 -o FNX.aiff --progress
ffmpeg -i FNX.aiff FNX.mp3
I convert from PDF to HTML and from HTML to TXT
because my...