Script to generate srt for a directory that containes videos using https://github.com/ggerganov/whisper.cpp

srt-dir.sh

set -Eeuo pipefail

msg() {
    echo >&2 -e "${1-}"
}

source_dir="${1}"

for filename in $source_dir/*; do
        [ -f "$filename" ] || continue
        msg "$filename";

        msg "Extracting wav";

        ffmpeg -i "$filename"  \
            -hide_banner \
            -vn \
            -loglevel error \
            -ar 16000 \
            -ac 1 \
            -c:a pcm_s16le \
            -y \
            "${filename}.wav";

        msg "Transcribing to subtitle file";

        ./main -m models/ggml-tiny.bin -l en -t 4 -osrt -f "${filename}.wav";

        msg "cleanup";

        rm "${filename}.wav";
done