Module utils

Functions

count_pngs_in_zip

Count PNG files inside a ZIP archive

extract_frame_from_zip

Extract a specific PNG frame from a ZIP archive

open_output

Open the rendered output in the default system viewer

run_ffmpeg_with_output

scan_ffmpeg_stderr

unzip_frames

Extracts frame_*.png from a ZIP into a temporary folder and returns the folder path along with the temp directory guard.