000-yogscast-comments-mkgifs.sh

#!/bin/bash

# All GIFS and VIDEOS at:
# https://gist.github.com/goncalomb/0611db6ae883756c345a7802f2fdef85/f2f6e08b971884d4eca5d4ac9f5df13fb14fff1c

# Original Video:
# https://www.youtube.com/watch?v=BMYxImN6EBo
video="video_BMYxImN6EBo.mp4" # 720p
fontr="/usr/share/fonts/truetype/ubuntu-font-family/Ubuntu-R.ttf"
fontb="/usr/share/fonts/truetype/ubuntu-font-family/Ubuntu-B.ttf"
palette="/tmp/palette.png"

function resetfilters {
	filters=${1:-"scale=-1:360:flags=lanczos"}
}

function addfilters {
	if [[ -z "$filters" ]]; then filters=$1; else filters="$filters,$1"; fi
}

function addtxtsub {
	addfilters "drawtext=enable='between(t,$1)':fontfile=$fontr:text=$2:fontcolor=white:fontsize=24:box=1:[email protected]:boxborderw=5:x=(w-text_w)/2:y=h-text_h-20"
}

function addtxtfree {
	addfilters "drawtext=enable='between(t,$1)':fontfile=$fontb:text=$2:fontcolor=white:box=1:[email protected]:boxborderw=5:$3"
}

function mkgif {
	# http://blog.pkh.me/p/21-high-quality-gif-with-ffmpeg.html
	ffmpeg -v warning $params -i "$video" -vf "fps=15,$filters,palettegen" -y $palette
	ffmpeg -v warning $params -i "$video" -i $palette -lavfi "fps=15,$filters [x]; [x][1:v] paletteuse=dither=sierra2" -y "$1"
}

function mkvideo {
	ffmpeg -v warning $params -i "$video" -vf "$filters" -crf 18 -preset veryslow -y "$1"
}

echo "0-first"
resetfilters
addtxtfree "1.8,1.95" "FIRST" "fontsize=30:x=w*0.27:y=(h-text_h)*0.5"
addtxtfree "2.4,2.6"  "FIRST" "fontsize=50:x=w*0.43:y=(h-text_h)*0.49"
addtxtfree "2.9,3.1"  "FIRST" "fontsize=70:x=w*0.39:y=(h-text_h)*0.5"
params="-ss 4:19 -t 5"
mkgif "0-first.gif"
mkvideo "0-first.mp4"

echo "1-is-simon-dead"
resetfilters
addtxtfree "1.5,3.2" "Is Simon really dead?" "fontsize=40:x=w*0.35:y=h*0.31"
params="-ss 4:28 -t 4"
mkgif "1-is-simon-dead.gif"
mkvideo "1-is-simon-dead.mp4"

echo "2-daughter"
resetfilters
addtxtfree "2,4.5"   "My seven year old daughter watches the Yogscast" "fontsize=24:x=(w-text_w)*0.5:y=(h-text_h)*0.52"
addtxtfree "4.6,5.9" "and you swore"                                   "fontsize=24:x=w*0.31:y=(h-text_h)*0.54"
addtxtfree "6,6.4"   "and now"                                         "fontsize=24:x=w*0.34:y=(h-text_h)*0.56"
addtxtfree "6.5,8"   "SHE\\\\\'S DEAD!"                                "fontsize=40:x=w*0.34:y=(h-text_h)*0.58"
params="-ss 4:50 -t 8"
mkgif "2-daughter.gif"
mkvideo "2-daughter.mp4"

echo "3-gg-youtube"
resetfilters
params="-ss 5:19 -t 14"
addtxtfree "2,3.9"     "Why is there only 300 views"     "fontsize=24:x=(w-text_w)*0.5:y=(h-text_h)*0.5"
addtxtfree "4,5.9"     "but 4000 likes"                  "fontsize=24:x=(w-text_w)*0.5:y=(h-text_h)*0.4"
addtxtfree "6,7.5"     "it doesn\\\\\'t make any sense!" "fontsize=24:x=(w-text_w)*0.5:y=(h-text_h)*0.4"
addtxtfree "8.2,9.2"   "GG YouTube"                      "fontsize=30:x=(w-text_w)*0.8:y=(h-text_h)*0.2"
addtxtfree "10.5,11.2" "FIRST KILLZ"                     "fontsize=40:x=(w-text_w)*0.5:y=(h-text_h)*0.5"
mkgif "3-gg-youtube.gif"
mkvideo "3-gg-youtube.mp4"

echo "4-nice-people"
resetfilters "crop=720:720:0:0,scale=-1:480:flags=lanczos"
addtxtsub "0,3"     "We basically just.. We are..."
addtxtsub "3.5,5.5" "We\\\\\'ll get rid of those people"
addtxtsub "6,8"     "and replace them with nice people."
params="-ss 5:35 -t 8"
mkgif "4-nice-people.gif"
mkvideo "4-nice-people.mp4"

daughter.gif