Local Transcript Extract transcripts from local video and audio files. Usage Run the script with a path to a video or audio file: With timestamps: How It Works 1. Embedded subtitles — probes the file with for subtitle streams. If found, extracts them directly (instant, no API call). 2. Whisper API fallback — if no embedded subs, extracts audio via , compresses to mono 16kHz opus, and sends to OpenAI's Whisper API for transcription. Requirements - and must be installed and on PATH - environment variable must be set (only needed for Whisper fallback) Supported Formats Any format ffmpeg can read…