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danrossi/wav2png.sh

Last active December 17, 2015 03:59
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Convert video audio to waveform image. Requires wav2png https://github.com/beschulz/wav2png and ffmpeg.
Raw
wav2png.sh
#!/bin/sh
SRC_INPUT=$1
OUT_FILENAME=$2
TMP_DIR=/tmp
SRC_FILENAME=`basename ${SRC_INPUT}`
ffmpeg -i "$SRC_INPUT" -acodec pcm_s16le -ac 2 "${TMP_DIR}/${SRC_FILENAME}.wav"
wav2png --foreground-color=ffb400aa --background-color=2e4562ff -d --db-min -40 --db-max 3 -o "$2" "${TMP_DIR}/${SRC_FILENAME}.wav"
rm "${TMP_DIR}/${SRC_FILENAME}.wav"
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