Script for creating videos from printed html page. Each printed page — separate videofile.

status2tv.sh

#!/bin/bash

# Beautiful script, that creates videos from printed html.
# Authors: Andrey Novikov, Olga Kosolapova, Timofey Karev
# Distributed AS IS under terms of MIT License
#
# Required packages:
#   wkhtmltopdf      : ~> 0.11.rc1
#   imagemagick      :
#   libav || ffmpeg  : (with mpeg2video codec)
#   openssh-client   :

VIDEOBITRATE=5120   # kilobits per second
VIDEOLENGTH=20      # seconds
RESOLUTION=720x576  # ${COLUMNS}x${ROWS}
SOURCE_URL=http://priem.amursu.ru/status
DESTINATION=user@host:/path/to/videos/

# Create PDF (note the wkhtmltopdf binary is in current directory)
echo "Printing HTML to PDF"
./wkhtmltopdf -O Landscape -s A4 --print-media-type -n -L 15mm -R 15mm -q ${SOURCE_URL} status.pdf

echo "Decomposing PDF into separate pages"
convert -density 150 -quality 100 -background white -colorspace CMYK "status.pdf" "faculty.jpg"
rm faculty-10.jpg

echo "Creating video for each page"
for image in faculty-*.jpg; do
  bname=$(basename "$image") # filename without path
  fname="${bname%.*}"  # filename without extension
  echo " - ${bname} -> ${fname}.mpg..."
  convert -colorspace RGB "$image" "$image"
  avconv -y -v quiet -loop 1 -f image2 -i "$image" -c:v mpeg2video -b:v 25000k -t $VIDEOLENGTH "${fname}.mp4"
  avconv -y -v quiet -i "${fname}.mp4" -c:v mpeg2video -b:v ${VIDEOBITRATE}k -s:v ${RESOLUTION} -f mpegts "${fname}.mpg"
done

echo "Uploading to the videoserver"
scp faculty-*.mpg ${DESTINATION}

echo "Cleaning up"
rm faculty-*
rm status.pdf