netsurf/Docs/gource.sh
2016-05-06 23:08:54 +01:00

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#!/bin/bash
#
# This script generates a gource visualisation with some parameters.
#
# you need a recent gource and ffmpeg install for this to work
# Settings
TITLE="Netsurf"
# length and quality
TYPE="std" # sml, std, lrg
#Camera mode
CMODE=overview # overview, track
# standard monitor (suitable for video projector playback)
#OUTPUT_SIZE="1024x768"
# HD widescreen 720p
OUTPUT_SIZE="1280x720"
# HD widescreen 1080p
#OUTPUT_SIZE="1280x1080"
TMP_DIR=/net/holly/srv/video/Unsorted/
######################################################################
#quality parameters
case ${TYPE} in
"std")
# standard overview
QPARAM="-s 0.25 -i 600 -a 1"
;;
"lrg")
# large overview
QPARAM="-s 0.5 -i 200 -a 5"
;;
"sml")
# rapid overview (3mins)
QPARAM="-s 0.04 -i 30 -a 1"
;;
*)
# bad type
echo "bad type"
exit 1
;;
esac
echo "Generating ${TITLE}-gource-${TYPE}-${OUTPUT_SIZE}-${CMODE}"
TMP_PPM=${TMP_DIR}/${TITLE}-gource-${TYPE}-${OUTPUT_SIZE}-${CMODE}.ppm
# output filename
FILENAME=${TITLE}-gource-${TYPE}-${OUTPUT_SIZE}-${CMODE}.mp4
# filter some directories which are not interesting
FILEFILTER="\!NetSurf/|riscos/distribution/|gtk/res/|framebuffer/res/|amiga/resources/|beos/res/|cocoa/res/|windows/res/|atari/res"
# generate
gource --title "NetSurf Development" -${OUTPUT_SIZE} ${QPARAM} --max-files 10000 --bloom-multiplier 0.10 --bloom-intensity 0.5 --title ${TITLE} --highlight-all-users --output-framerate 25 --hide filenames --stop-at-end --date-format "%d %B %Y" --bloom-intensity 0.2 --file-filter "${FILEFILTER}" --key --camera-mode ${CMODE} --output-ppm-stream - > ${TMP_PPM}
#convert the ppm to movie
ffmpeg -y -r 25 -f image2pipe -vcodec ppm -i ${TMP_PPM} -vcodec libx264 -b:v 2000k ${FILENAME}