60 lines
1.3 KiB
Bash
Executable File
60 lines
1.3 KiB
Bash
Executable File
#!/bin/bash
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# Rick Astley in your Terminal.
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# By Serene Han and Justine Tunney <3
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# or curl -sL https://bit.ly/3oZZ0OG | bash
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version='1.1'
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rick='https://konsthol.eu'
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video="$rick/astley80.full.bz2"
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audio_raw="$rick/roll.s16"
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audpid=0
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purp='\x1b[38;5;171m'
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echo -en '\x1b[s' # Save cursor.
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cleanup() { (( audpid > 1 )) && kill $audpid 2>/dev/null; }
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quit() { echo -e "\x1b[2J \x1b[0H ${purp}Rick Rolled <3 \x1b[?25h \x1b[u \x1b[m"; }
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trap "cleanup" INT
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trap "quit" EXIT
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echo -en "\x1b[?25l \x1b[2J \x1b[H" # Hide cursor, clear screen.
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# On Linux, if |aplay| available, stream raw sound.
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curl -s $audio_raw | aplay -Dplug:default -q -f S16_LE -r 8000 &
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audpid=$!
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# Sync FPS to reality as best as possible. Mac's freebsd version of date cannot
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# has nanoseconds so inject python. :/
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play () {
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PYCMD=$(cat <<EOF
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import sys
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import time
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fps = 25; time_per_frame = 1.0 / fps
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buf = ''; frame = 0; next_frame = 0
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begin = time.time()
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try:
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for i, line in enumerate(sys.stdin):
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if i % 32 == 0:
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frame += 1
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sys.stdout.write(buf); buf = ''
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elapsed = time.time() - begin
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repose = (frame * time_per_frame) - elapsed
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if repose > 0.0:
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time.sleep(repose)
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next_frame = elapsed / time_per_frame
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if frame >= next_frame:
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buf += line
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except KeyboardInterrupt:
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pass
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EOF
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)
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python3 -c "$PYCMD"
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}
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play < <(curl -s $video | bunzip2 -q)
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