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#!/bin/sh
# Transcribe an audio file using OpenAI/GGML Whisper.cpp.
set -e
model="${XDG_DATA_HOME}/whisper/models/ggml-large-v3-turbo.bin"
transcribe()
{
echo "Transcribing '$1'" >&2
whisper-cli --language English -m "$model" --threads $(nproc) -osrt "$1"
}
ext="${1##*.}"
if [ ! "$ext" = "wav" ]; then
wav=".${1}.wav"
echo "Converting to wav '$1' -> '$wav'" >&2
ffmpeg -i "$1" -ar 16k -ac 1 -c:a pcm_s16le "$wav"
transcribe "$wav"
rm "$wav"
else
transcribe "$1"
fi
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