ffmpeg

gistfile1.txt

#!/bin/bash

set -eu pipefail

# --------------------------------------------------------------------------------------------------
# ffmpeg functions

# https://trac.ffmpeg.org/wiki/Create%20a%20mosaic%20out%20of%20several%20input%20videos

# 2 games...
ffmpeg_2() {
ffmpeg \
	-i layout-test.png \
	-i nicks/"${clip_nick[0]}"-scaled.png \
	-i nicks/"${clip_nick[1]}"-scaled.png \
	-i maps/"${clip_map[0]}.png" \
	-i clips/"${clip[0]}" \
	-i clips/"${clip[1]}" \
	-i nicks/"${clip_nick[2]}"-scaled.png \
	-i nicks/"${clip_nick[3]}"-scaled.png \
	-i maps/"${clip_map[2]}.png" \
	-i clips/"${clip[2]}" \
	-i clips/"${clip[3]}" \
	-filter_complex "
	nullsrc=size=1920x1080[v0base];
	[4:v] setpts=PTS-STARTPTS, scale=1128:847, fade=in:0:$fadein_t,fade=out:${game_fadeout_at[0]}:$fadeout_t [v0l];
	[5:v] setpts=PTS-STARTPTS, scale=744:559,  fade=in:0:$fadein_t,fade=out:${game_fadeout_at[0]}:$fadeout_t [v0r];
	[v0base][v0l] overlay=shortest=1:  x=16:y=193 [v0-1];
	[v0-1]  [v0r] overlay=shortest=1:x=1160:y=193 [v0-2];
	[v0-2]  [3:v] overlay=1576:767                [v0-3];
	[v0-3]  [0:v] overlay=0:0                     [v0-4];
	[v0-4]  [1:v] overlay=436:145                 [v0-5];
	[v0-5]  [2:v] overlay=1388:145                [v0];
	[4:a]  volume=enable='between(t,0,2.95)':volume=0 [a0-1];
	[a0-1] afade=t=in:ss=2.95:d=0.05                  [a0];
	nullsrc=size=1920x1080[v1base];
	[9:v]  setpts=PTS-STARTPTS, scale=1128:847, fade=in:0:$fadein_t,fade=out:${game_fadeout_at[1]}:$fadeout_t [v1l];
	[10:v] setpts=PTS-STARTPTS, scale=744:559,  fade=in:0:$fadein_t,fade=out:${game_fadeout_at[1]}:$fadeout_t [v1r];
	[v1base][v1l] overlay=shortest=1:  x=16:y=193 [v1-1];
	[v1-1]  [v1r] overlay=shortest=1:x=1160:y=193 [v1-2];
	[v1-2]  [8:v] overlay=1576:767                [v1-3];
	[v1-3]  [0:v] overlay=0:0                     [v1-4];
	[v1-4]  [6:v] overlay=436:145                 [v1-5];
	[v1-5]  [7:v] overlay=1388:145                [v1];
	[9:a] volume=enable='between(t,0,2.95)':volume=0 [a1-1];
	[a1-1] afade=t=in:ss=2.95:d=0.05                 [a1];
	[v0][a0][v1][a1] concat=n=2:v=1:a=1 [v][a]" \
	-map "[v]" -map "[a]" \
	-preset slow -c:v h264_nvenc -b:v 2000k -profile:v high -coder 1 -pix_fmt yuv420p -flags +cgop \
	-r 60 -g 30 -bf 2 -c:a aac -b:a 384k -profile:a aac_low \
	-movflags +faststart \
	final/"$match_id".mp4
}

# --------------------------------------------------------------------------------------------------

fadein_t=$((3*60))
fadeout_t=$((3*60))

sed 's/"\([0-9]*\),\([0-9]*\)"/\1\.\2/g' demolist_sorted.csv > /tmp/fewqfhre

for match_id in $(find clips/ -type f -name '*.mp4' | sort -n | cut -d/ -f2 | cut -d\- -f1 | sort -u); do
	echo "match: $match_id"
	[ -f final/$match_id.mp4 ] && continue
	unset clips
i=0
for mp4 in $(find clips/ -type f -name "$match_id"'*.mp4' | sort -n | cut -d/ -f2 | sort -u); do
	clip[i]="$mp4"
	clip_frames[i]=$(ffprobe -select_streams v -show_streams "clips/$mp4"  2>/dev/null | grep nb_frames | cut -d\= -f2)
	clip_name="${mp4%\.mp4}"
	clip_nick[i]="$(grep ${clip_name//-/,} /tmp/fewqfhre | cut -d, -f12)"
	clip_map[i]="$(grep ${clip_name//-/,} /tmp/fewqfhre | cut -d, -f13)"
	echo "$i > ${clip[i]}, frames: ${clip_frames[i]}, nick: ${clip_nick[i]}"
	((++i))
done
games=$(("${#clip[@]}/2"))
echo "clips: ${#clip[@]}, games=$games"

for i in $(seq 0 $((games-1))); do
	left=$((i*2))
	right=$((left+1))
	if [[ $(echo "${clip_frames[left]} > ${clip_frames[right]}" | bc -l ) == 0 ]]; then
		game_frames[i]=${clip_frames[left]}
	else
		game_frames[i]=${clip_frames[right]}
	fi
	game_fadeout_at[i]=$(echo "${game_frames[i]} - $fadeout_t" | bc -l)
	echo "game $i: - l: $left, r: $right - frames: ${game_frames[i]}, fade out at: ${game_fadeout_at[i]}"
done

case $games in
	2) ffmpeg_2; continue;;
	3) exit;;
	4) exit;;
	5) exit;;
	6) exit;;
	7) exit;;
esac

done