41 lines
731 B
Bash
Executable File
41 lines
731 B
Bash
Executable File
#!/bin/sh
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SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
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pdf_to_pngs() {
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mkdir -p "$2"
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pdftoppm -rx 300 -ry 300 -png "$1" "$2/page"
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}
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invert_pngs() {
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pushd "$1"
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for page in page-*.png; do
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convert -negate "${page}" "neg-${page}"
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mv "neg-${page}" "${page}"
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done
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popd
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}
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pngs_to_oras() {
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pushd "$1"
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for page in page-*.png; do
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"${SCRIPT_DIR}/png_to_ora" "${page}"
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rm "${page}"
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done
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popd
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}
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if [[ $# -ne 2 ]]; then
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>&2 echo "Usage ./prepare-pdf-noting <pdf-file> <notes-folder>"
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exit 1
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fi
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set -xe
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PDF_FILE="$1"
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NOTES_FOLDER="$2"
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pdf_to_pngs "${PDF_FILE}" "${NOTES_FOLDER}"
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invert_pngs "${NOTES_FOLDER}"
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pngs_to_oras "${NOTES_FOLDER}"
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