Yamaha Alarm Clock

wakeup.sh

#!/bin/bash
# vim: set ts=4 sw=4 expandtab syntax=sh:
##############################################################################
#
# wakeup.sh
# Rev 2 (09/30/2024)
#
# Plays audio file via mpv and Yamaha AVR
# Waits until the specified time-of-day
# Ramps up volume by X steps every Y seconds, until reaching max
# mpv will loop the track a set number of times, then abort
# This script will mute all other audio sources, then unmute on exit
#
##############################################################################

### Volume control method

## Yamaha AVR
PLAYMODE="yamaha"
AVRHOST="yamaha-rxv683"
AVRINPUT="hdmi2"
PASINK="alsa/plughw:CARD=NVidia,DEV=8"
VOL_START=20
VOL_STEP=3
VOL_WAIT=5
VOL_MAX=120

## Local control via mpv
#PLAYMODE="local"
#PASINK="alsa/front:CARD=PCH,DEV=0"
#VOL_START=50
#VOL_STEP=5
#VOL_WAIT=5
#VOL_MAX=105

SONGPATH="/mnt/asgardfs/media/music/_sorted/The Presidents Of The United States Of America/The Presidents Of The United States Of America - The Presidents Of The United States Of America/06. Peaches.mp3"

##########

MPV_IPC_PATH="$HOME/mpv.ipc"
SONGLOOP=5
WAKETIME="9:00"

##########


function cleanup() {
    echo -en "\n\n"

    echo "> Resetting volume to sane level..."
    curl -s "http://${AVRHOST}/YamahaExtendedControl/v1/main/setVolume?volume=${VOL_START}" >/dev/null

    echo "> Turning off AVR..."
    curl -s "http://${AVRHOST}/YamahaExtendedControl/v1/main/setPower?power=standby" >/dev/null

    echo "> Unmuting all other applications..."
    for sinkid in $(pactl list short sink-inputs | awk '{print $1}'); do
        pactl set-sink-input-mute $sinkid 0
    done

    echo "** Bye"
    exit
}

function mpv_cmd() {
    [ -n "$2" ] && p2=", \"$2\"" || p2=""
    [ -n "$3" ] && p3=", \"$3\"" || p3=""
    echo "{\"command\": [\"$1\" ${p2} ${p3}]}" | nc -w 1 -U ${MPV_IPC_PATH} 2>&1 >/dev/null
    if [ $? -ne 0 ]; then
        echo "> mpv has terminated"
        cleanup
    fi
}

if [ -n "$1" ]; then
    WAKETIME="$1"
fi

if [[ "${PLAYMODE}" == "yamaha" ]]; then
    if [[ -z "${AVRHOST}" ]]; then
        echo "ERROR: AVRHOST not set"
        exit 1
    fi
    if [[ -z "${AVRINPUT}" ]]; then
        echo "ERROR: AVRINPUT not set"
        exit 1
    fi
    echo "> Starting in AVR/Yamaha mode (${AVRHOST} -> ${AVRINPUT})"
    MPV_VOL_INIT=100

elif [[ "${PLAYMODE}" == "local" ]]; then
    echo "> Starting in local mode"
    MPV_VOL_INIT=$VOL_START
fi

# sleep until it's time...
tdiff=$(($(date -d "${WAKETIME}" +%s) - $(date +%s)))
if [ $tdiff -lt 0 ]; then
    tdiff=$(($tdiff + 86400))
fi

echo "> Waiting ${tdiff} seconds to wake you up at ${WAKETIME}..."
echo "  [Ctrl+C to abort]"
sleep $tdiff
echo "*** THE TIME HAS COME ***"

# set trap
trap cleanup INT

echo "> Muting all other applications..."
for sinkid in $(pactl list short sink-inputs | awk '{print $1}'); do
    pactl set-sink-input-mute $sinkid 1
done

if [[ "${PLAYMODE}" == "yamaha" ]]; then
    echo "> Turn on AVR..."
    curl -s "http://${AVRHOST}/YamahaExtendedControl/v1/main/setPower?power=on" >/dev/null

    echo "> Set AVR input to ${AVRINPUT}"
    curl -s "http://${AVRHOST}/YamahaExtendedControl/v1/main/setInput?input=${AVRINPUT}" > /dev/null

    echo "> Set initial volume (${VOL_START})"
    curl -s "http://${AVRHOST}/YamahaExtendedControl/v1/main/setVolume?volume=${VOL_START}" >/dev/null
fi

echo "> Starting playback via mpv..."
\mpv --really-quiet --loop=${SONGLOOP} --input-ipc-server="${MPV_IPC_PATH}" --audio-device="${PASINK}" --volume="${MPV_VOL_INIT}" "${SONGPATH}" & disown

echo "*** Hit Ctrl+C to silence ***"
echo -en "Volume: "

volume=${VOL_START}

while true; do
    # wait
    sleep ${VOL_WAIT}

    # send a command just to ensure mpv is alive
    mpv_cmd get_property time-pos

    # pump up the volume
    let "volume = volume + ${VOL_STEP}"
    if [ $volume -ge $VOL_MAX ]; then
        volume=$VOL_MAX
        echo -en "\n** MAX VOLUME REACHED **\n"
        continue
    fi
    
    # set volume on AVR
    if [[ "${PLAYMODE}" == "yamaha" ]]; then
        curl -s "http://${AVRHOST}/YamahaExtendedControl/v1/main/setVolume?volume=${volume}" >/dev/null
    else
        mpv_cmd set_property volume ${volume}
    fi

    echo -en "#"
done

cleanup