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squeezelite: add ALSA mixer volume options #30544

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squeezelite: add ALSA mixer volume options #30544

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2c0112d
squeezelite: add ALSA mixer volume options
kel-mo Sep 16, 2026
df209b5
squeezelite: pass each option as its own argv entry
kel-mo Sep 18, 2026
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2 changes: 1 addition & 1 deletion sound/squeezelite/Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,7 @@ include $(TOPDIR)/rules.mk

PKG_NAME:=squeezelite
PKG_VERSION:=2.0.0.1584
PKG_RELEASE:=1
PKG_RELEASE:=2

PKG_SOURCE_PROTO:=git
PKG_SOURCE_URL:=https://github.com/ralph-irving/squeezelite
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4 changes: 4 additions & 0 deletions sound/squeezelite/files/squeezelite.conf
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,10 @@ config options 'options'
option priority '0'
option max_sr '0'
option device 'hw:0,0'
option mixer ''
option unmute ''
option mixer_device ''
option linear_volume '0'
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option dsd_over_pcm '0'
option ircontrol '0'
option interface ''
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61 changes: 39 additions & 22 deletions sound/squeezelite/files/squeezelite.init
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Original file line number Diff line number Diff line change
Expand Up @@ -14,7 +14,7 @@ checkcodec() {

if [ "$codec" -eq 0 ] ; then
if [ -z "$3" ] ; then
echo "-e $2"
echo "$2"
else
echo "$3,$2"
fi
Expand All @@ -23,24 +23,30 @@ checkcodec() {
fi
}

# Append args as separate argv entries; cmdline is kept for logging only
add_arg() {
procd_append_param command "$@"
cmdline="$cmdline $*"
}

make_cmdline() {
cmdline=""

local name
config_get name options name "SqueezeWrt"
cmdline="$cmdline -n $name"
add_arg -n "$name"

local model_name
config_get model_name options model_name "SqueezeLite"
cmdline="$cmdline -M $model_name"
add_arg -M "$model_name"

local interface
config_get interface options interface ""
[ -n "$interface" ] && cmdline="$cmdline -I $interface"
[ -n "$interface" ] && add_arg -I "$interface"

local device
config_get device options device ""
[ -n "$device" ] && cmdline="$cmdline -o $device"
[ -n "$device" ] && add_arg -o "$device"

local alsa_buffer
config_get alsa_buffer options alsa_buffer 200
Expand All @@ -56,56 +62,69 @@ make_cmdline() {

local alsa_mmap
config_get alsa_mmap options alsa_mmap 0
cmdline="$cmdline -a $alsa_buffer:$alsa_period:$alsa_format:$alsa_mmap"
add_arg -a "$alsa_buffer:$alsa_period:$alsa_format:$alsa_mmap"

local stream_bufsiz
local out_bufsiz
config_get stream_bufsiz options stream_bufsiz 2048
config_get out_bufsiz options out_bufsiz 3763
cmdline="$cmdline -b $stream_bufsiz:$out_bufsiz"
add_arg -b "$stream_bufsiz:$out_bufsiz"

local max_sr
config_get max_sr options max_sr 0
[ "$max_sr" -ne 0 ] && {
max_sr="-r $max_sr"

local sr_delay
config_get sr_delay options sr_delay 0
[ "$sr_delay" -ne 0 ] && max_sr="$max_sr:$sr_delay"
cmdline="$cmdline $max_sr"
add_arg -r "$max_sr"
}

local close_delay
config_get close_delay options close_delay 0
[ "$close_delay" -ne 0 ] && cmdline="$cmdline -C $close_delay"
[ "$close_delay" -ne 0 ] && add_arg -C "$close_delay"

local server_addr
config_get server_addr options server_addr ""
[ -n "$server_addr" ] && {
local server_port
config_get server_port options server_port 3483
cmdline="$cmdline -s $server_addr:$server_port"
add_arg -s "$server_addr:$server_port"
}

local priority
config_get priority options priority 0
[ "$priority" -ne 0 ] && cmdline="$cmdline -p $priority"
[ "$priority" -ne 0 ] && add_arg -p "$priority"

local excl_codecs=""
excl_codecs=$(checkcodec decode_flac flac "$excl_codecs")
excl_codecs=$(checkcodec decode_mp3 mp3 "$excl_codecs")
excl_codecs=$(checkcodec decode_aac aac "$excl_codecs")
excl_codecs=$(checkcodec decode_ogg ogg "$excl_codecs")
excl_codecs=$(checkcodec decode_wma_alac wma,alac "$excl_codecs")
cmdline="$cmdline $excl_codecs"
[ -n "$excl_codecs" ] && add_arg -e "$excl_codecs"

local dop
config_get dop options dsd_over_pcm 0
[ "$dop" -eq 1 ] && cmdline="$cmdline -D"
[ "$dop" -eq 1 ] && add_arg -D

local mixer_device
config_get mixer_device options mixer_device ""
[ -n "$mixer_device" ] && add_arg -O "$mixer_device"

# -V and -U are mutually exclusive: a volume control implies unmuted
local mixer
config_get mixer options mixer ""
if [ -n "$mixer" ]; then
add_arg -V "$mixer"

local unmute
config_get unmute options unmute ""
[ -n "$unmute" ] && cmdline="$cmdline -U $unmute"
local linear_volume
config_get_bool linear_volume options linear_volume 0
[ "$linear_volume" -eq 1 ] && add_arg -X
else
local unmute
config_get unmute options unmute ""
[ -n "$unmute" ] && add_arg -U "$unmute"
fi
}

start_service() {
Expand All @@ -115,12 +134,10 @@ start_service() {
config_get_bool enabled options 'enabled' 0
[ "$enabled" -eq 0 ] && return

# Build command params
make_cmdline

procd_open_instance
procd_set_param command "$PROG"
make_cmdline
logger -t 'squeezelite' "$cmdline"
procd_set_param command "$PROG" $cmdline
procd_close_instance
}

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