Create video from text

video_from_text.sh

# This will create a 5 second long mp4 file using the provided font, text and image with a fade in and out effect.
_dur=5
_framerate=30
_fontfile='/tmp/somefont.ttf'
_fontsize=30
_fontcolor='white'
_text='Sample Bumper Video'
_background_color='black'
_drawtext="fontfile=${_fontfile}:fontsize=${_fontsize}"
_fade="fade=in:0:25,fade=out:50:60"
_logo="logo.png"

ffmpeg -f lavfi \
-i color=c="${_background_color}":s=1280x720:d="${_dur}":r="${_framerate}" \
-i ${_logo} \
-filter_complex \
"[0] drawtext=${_drawtext}:fontcolor=${_fontcolor}:x=(w-text_w)/2:y=(h-text_h)/1.1:text='${_text}', ${_fade} [b]; [b] overlay=(W-w)/2:(H-h)/2, ${_fade}" \

output.mp4