{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Resample (thanks OSP!) using GS (ghostscript)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 12,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "GPL Ghostscript 9.27 (2019-04-04)\n",
      "Copyright (C) 2018 Artifex Software, Inc.  All rights reserved.\n",
      "This software is supplied under the GNU AGPLv3 and comes with NO WARRANTY:\n",
      "see the file COPYING for details.\n",
      "Processing pages 1 through 1.\n",
      "Page 1\n",
      "Loading NimbusMonoPS-Regular font from /usr/share/ghostscript/9.27/Resource/Font/NimbusMonoPS-Regular... 4732016 3198530 2340840 976702 4 done.\n"
     ]
    }
   ],
   "source": [
    "!gs \\\n",
    "  -o \"resampled.pdf\" \\\n",
    "  -sDEVICE=pdfwrite \\\n",
    "  -dDownsampleColorImages=true \\\n",
    "  -dDownsampleGrayImages=true \\\n",
    "  -dDownsampleMonoImages=true \\\n",
    "  -dColorImageResolution=300 \\\n",
    "  -dGrayImageResolution=300 \\\n",
    "  -dMonoImageResolution=300 \\\n",
    "  -dColorImageDownsampleThreshold=1.0 \\\n",
    "  -dGrayImageDownsampleThreshold=1.0 \\\n",
    "  -dMonoImageDownsampleThreshold=1.0 \\\n",
    "   \"pdf/test.pdf\""
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
 "metadata": {
  "kernelspec": {
   "display_name": "Python 3",
   "language": "python",
   "name": "python3"
  },
  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
    "version": 3
   },
   "file_extension": ".py",
   "mimetype": "text/x-python",
   "name": "python",
   "nbconvert_exporter": "python",
   "pygments_lexer": "ipython3",
   "version": "3.7.3"
  }
 },
 "nbformat": 4,
 "nbformat_minor": 4
}