protobuf generation still fails, bypass it - release

Enable live EQ preview in Material skin (and Classic/EN)

components/spotify/CMakeLists.txt

@@ -12,8 +12,11 @@ add_definitions(-DBELL_USE_MBEDTLS)
 add_definitions(-Wno-unused-variable -Wno-unused-const-variable -Wchar-subscripts -Wunused-label -Wmaybe-uninitialized -Wmisleading-indentation)
 
 set(BELL_DISABLE_CODECS ON)
-set(BELL_EXTERNAL_TREMOR "idf::codecs")
-set(BELL_EXTERNAL_CJSON "idf::json")
+set(BELL_DISABLE_SINKS ON)
+set(CSPOT_TARGET_ESP32 ON)
+# becase CMake is so broken, the cache set below overrides a normal "set" for the first build
+set(BELL_EXTERNAL_TREMOR "idf::codecs" CACHE STRING "provide own codecs")
+set(BELL_EXTERNAL_CJSON "idf::json" CACHE STRING "provide own CJSON")
 
 add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/cspot ${CMAKE_CURRENT_BINARY_DIR}/cspot)
 target_link_libraries(${COMPONENT_LIB} PRIVATE cspot ${EXTRA_REQ_LIBS})

components/spotify/cspot/CMakeLists.txt

@@ -25,26 +25,22 @@ if(UNIX AND NOT APPLE)
     # TODO: migrate from this to native linux mDNS
 endif()
 
-if (GENERATE_PROTOS)
-	file(GLOB SOURCES "src/*.cpp" "src/*.c")
-	set(NANOPB_OPTIONS "-I${CMAKE_CURRENT_SOURCE_DIR}")
-	set(PROTOS protobuf/authentication.proto protobuf/mercury.proto protobuf/keyexchange.proto protobuf/spirc.proto protobuf/metadata.proto)
-	message(${PROTOS})
-	message("building protobuf")
-	message(${CMAKE_CURRENT_SOURCE_DIR})
-	nanopb_generate_cpp(PROTO_SRCS PROTO_HDRS RELPATH ${CMAKE_CURRENT_SOURCE_DIR} ${PROTOS})
-	add_custom_target(generate_proto_sources DEPENDS ${PROTO_SRCS} ${PROTO_HDRS})
-	set_source_files_properties(${PROTO_SRCS} ${PROTO_HDRS} PROPERTIES GENERATED TRUE)
-	set(GENERATED_INCLUDES ${CMAKE_CURRENT_BINARY_DIR})
-else()
-	file(GLOB SOURCES "src/*.cpp" "src/*.c" "protobuf/*.c")
-	message("BEWARE => NOT GENERATING PROTOBUF")
-	set(GENERATED_INCLUDES ".")
-endif()
+# Build protobuf code
+#set(NANOPB_OPTIONS "-I${CMAKE_CURRENT_SOURCE_DIR}")
+#file(GLOB PROTOS protobuf/*.proto)
+#nanopb_generate_cpp(PROTO_SRCS PROTO_HDRS RELPATH ${CMAKE_CURRENT_SOURCE_DIR} ${PROTOS})
+#add_custom_target(generate_proto_sources DEPENDS ${PROTO_SRCS} ${PROTO_HDRS})
+#set_source_files_properties(${PROTO_SRCS} ${PROTO_HDRS}
+#    PROPERTIES GENERATED TRUE)
+
+file(GLOB SOURCES "src/*.cpp" "src/*.c" "protobuf/*.c")
+message("BEWARE => NOT GENERATING PROTOBUF")
+set(GENERATED_INCLUDES ".")
 
 add_library(cspot STATIC ${SOURCES} ${PROTO_SRCS})
 # PUBLIC to propagate includes from bell to cspot dependents
 target_compile_definitions(bell PUBLIC PB_ENABLE_MALLOC)
 target_compile_definitions(bell PUBLIC PB_FIELD_32BIT)
 target_link_libraries(cspot PUBLIC ${EXTRA_LIBS})
+#target_include_directories(cspot PUBLIC "include" ${CMAKE_CURRENT_BINARY_DIR} ${NANOPB_INCLUDE_DIRS})
 target_include_directories(cspot PUBLIC "include" ${GENERATED_INCLUDES} ${NANOPB_INCLUDE_DIRS})

components/spotify/cspot/bell/CMakeLists.txt

@@ -1,19 +1,24 @@
 cmake_minimum_required(VERSION 2.8.12)
+cmake_policy(SET CMP0077 NEW)
 
 project(bell)
 
 # Configurable options
 option(BELL_DISABLE_CODECS "Disable libhelix AAC and MP3 codecs" OFF)
-#set(BELL_EXTERNAL_CJSON "" CACHE STRING "External cJSON library target name, optional")
-#set(BELL_EXTERNAL_TREMOR "" CACHE STRING "External tremor library target name, optional")
+option(BELL_DISABLE_SINKS "Disable built-in audio sink implementations" OFF)
+option(BELL_USE_ALSA "Enable ALSA sink" OFF)
+option(BELL_USE_PORTAUDIO "Enable PortAudio sink" OFF)
+set(BELL_EXTERNAL_CJSON "" CACHE STRING "External cJSON library target name, optional")
+set(BELL_EXTERNAL_TREMOR "" CACHE STRING "External tremor library target name, optional")
 
 # Include nanoPB library
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_CURRENT_SOURCE_DIR}/nanopb/extra)
 find_package(Nanopb REQUIRED)
-include_directories(${NANOPB_INCLUDE_DIRS})
+list(APPEND EXTRA_INCLUDES ${NANOPB_INCLUDE_DIRS})
 
 # CMake options
 set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake)
 add_definitions(-DUSE_DEFAULT_STDLIB=1)
 
 # Main library sources
@@ -74,6 +79,33 @@ else()
     endif()
 endif()
 
+if(NOT BELL_DISABLE_SINKS)
+    set(PLATFORM "unix")
+    if(ESP_PLATFORM)
+        set(PLATFORM "esp")
+    endif()
+    # Add all built-in audio sinks
+    file(GLOB SINK_SOURCES "src/sinks/${PLATFORM}/*.cpp" "src/sinks/${PLATFORM}/*.c")
+    # Find ALSA if required, else remove the sink
+    if(BELL_USE_ALSA)
+        find_package(ALSA REQUIRED)
+        list(APPEND EXTRA_INCLUDES ${ALSA_INCLUDE_DIRS})
+        list(APPEND EXTRA_LIBS ${ALSA_LIBRARIES})
+    else()
+        list(REMOVE_ITEM SINK_SOURCES ${CMAKE_CURRENT_SOURCE_DIR}/src/sinks/unix/ALSAAudioSink.cpp)
+    endif()
+    # Find PortAudio if required, else remove the sink
+    if(BELL_USE_PORTAUDIO)
+        find_package(portaudio REQUIRED)
+        list(APPEND EXTRA_INCLUDES ${PORTAUDIO_INCLUDE_DIRS})
+        list(APPEND EXTRA_LIBS ${PORTAUDIO_LIBRARIES})
+    else()
+        list(REMOVE_ITEM SINK_SOURCES ${CMAKE_CURRENT_SOURCE_DIR}/src/sinks/unix/PortAudioSink.cpp)
+    endif()
+    list(APPEND SOURCES ${SINK_SOURCES})
+    list(APPEND EXTRA_INCLUDES "include/sinks/${PLATFORM}")
+endif()
+
 if(BELL_EXTERNAL_CJSON)
     list(APPEND EXTRA_LIBS ${BELL_EXTERNAL_CJSON})
 else()
@@ -91,9 +123,7 @@ else()
 endif()
 
 add_library(bell STATIC ${SOURCES})
-
-message(${NANOPB_INCLUDE_DIRS})
 # PUBLIC to propagate esp-idf includes to bell dependents
 target_link_libraries(bell PUBLIC ${EXTRA_LIBS})
-target_include_directories(bell PUBLIC "include" ${EXTRA_INCLUDES} ${CMAKE_CURRENT_BINARY_DIR})
+target_include_directories(bell PUBLIC "include" "include/platform" ${EXTRA_INCLUDES} ${CMAKE_CURRENT_BINARY_DIR})
 target_compile_definitions(bell PUBLIC PB_ENABLE_MALLOC)

components/spotify/cspot/bell/src/HTTPServer.cpp

@@ -80,9 +80,8 @@ void bell::HTTPServer::listen() {
         socket(server->ai_family, server->ai_socktype, server->ai_protocol);
     struct sockaddr_in clientname;
     socklen_t incomingSockSize;
-    int i;
     int yes = true;
-    if (setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, &yes, sizeof(int)) < 0) {
+    if (setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, (const char*) &yes, sizeof(int)) < 0) {
         throw std::runtime_error("setsockopt failed: " +
                                  std::string(strerror(errno)));
     }
@@ -100,62 +99,65 @@ void bell::HTTPServer::listen() {
     FD_ZERO(&activeFdSet);
     FD_SET(sockfd, &activeFdSet);
 
-    for (;;) {
+    for (int maxfd = sockfd;;) {
         /* Block until input arrives on one or more active sockets. */
         readFdSet = activeFdSet;
         struct timeval tv = {0, 100000};
-
-        if (select(FD_SETSIZE, &readFdSet, NULL, NULL, &tv) < 0) {
+ 
+        if (select(maxfd + 1, &readFdSet, NULL, NULL, &tv) < 0) {
             BELL_LOG(error, "http", "Error in select");
             perror("select");
             // exit(EXIT_FAILURE);
         }
 
-        /* Service all the sockets with input pending. */
-        for (i = 0; i < FD_SETSIZE; ++i)
-            if (FD_ISSET(i, &readFdSet)) {
-                if (i == sockfd) {
-                    /* Connection request on original socket. */
-                    int newFd;
-                    incomingSockSize = sizeof(clientname);
-                    newFd = accept(sockfd, (struct sockaddr *)&clientname,
-                                   &incomingSockSize);
-                    if (newFd < 0) {
-                        perror("accept");
-                        exit(EXIT_FAILURE);
-                    }
+        /* Service listening socket. */
+        if (FD_ISSET(sockfd, &readFdSet)) {
+            int newFd;
+            incomingSockSize = sizeof(clientname);
+            newFd = accept(sockfd, (struct sockaddr*)&clientname,
+                    &incomingSockSize);
+            if (newFd < 0) {
+                perror("accept");
+                exit(EXIT_FAILURE);
+             }
 
-                    FD_SET(newFd, &activeFdSet);
+             FD_SET(newFd, &activeFdSet);
 
-                    HTTPConnection conn = {.buffer = std::vector<uint8_t>(128),
-                                           .httpMethod = ""};
+             HTTPConnection conn = { .buffer = std::vector<uint8_t>(128),
+                                     .httpMethod = "" };
 
-                    this->connections.insert({newFd, conn});
-                } else {
-                    /* Data arriving on an already-connected socket. */
-                    readFromClient(i);
-                }
-            }
+             this->connections.insert({ newFd, conn });
+         }
 
+        /* Service other sockets and update set & max */
+        maxfd = sockfd;
         for (auto it = this->connections.cbegin();
-             it != this->connections.cend() /* not hoisted */;
-             /* no increment */) {
+            it != this->connections.cend() /* not hoisted */;
+            /* no increment */) {
+            int fd = (*it).first;
             if ((*it).second.toBeClosed) {
-                close((*it).first);
-                FD_CLR((*it).first, &activeFdSet);
+                close(fd);
+                FD_CLR(fd, &activeFdSet);
                 this->connections.erase(
                     it++); // or "it = m.erase(it)" since C++11
-            } else {
+            }
+            else {
+                if (fd != sockfd && FD_ISSET(fd, &readFdSet)) {
+                    /* Data arriving on an already-connected socket. */
+                    readFromClient(fd);
+                }
+                if (fd > maxfd) maxfd = fd;
                 ++it;
             }
         }
+
     }
 }
 
 void bell::HTTPServer::readFromClient(int clientFd) {
     HTTPConnection &conn = this->connections[clientFd];
 
-    int nbytes = recv(clientFd, &conn.buffer[0], conn.buffer.size(), 0);
+    int nbytes = recv(clientFd, (char*) &conn.buffer[0], conn.buffer.size(), 0);
     if (nbytes < 0) {
         BELL_LOG(error, "http", "Error reading from client");
         perror("recv");

components/spotify/cspot/src/PlainConnection.cpp

@@ -126,7 +126,7 @@ std::vector<uint8_t> PlainConnection::readBlock(size_t size)
                 break;
             default:
                 if (retries++ > 4) throw std::runtime_error("Error in read");
-
+                goto READ;
             }
         }
         idx += n;

components/squeezelite/decode_external.c

@@ -25,7 +25,10 @@ static bool enable_bt_sink;
 
 #if CONFIG_CSPOT_SINK
 #include "cspot_sink.h"
+
 static bool enable_cspot;
+#define CSPOT_OUTPUT_SIZE ((48000 * BYTES_PER_FRAME * 2) & ~BYTES_PER_FRAME)
+
 #endif
 
 #if CONFIG_AIRPLAY_SINK
@@ -351,7 +354,7 @@ static bool cspot_cmd_handler(cspot_event_t cmd, va_list args)
 		output.frames_played = 0;
 		output.state = OUTPUT_STOPPED;
 		_buf_flush(outputbuf);
-		_buf_limit(outputbuf, 0);
+		_buf_limit(outputbuf, CSPOT_OUTPUT_SIZE);
 		if (decode.state != DECODE_STOPPED) decode.state = DECODE_ERROR;
 		LOG_INFO("CSpot connected");
 		break;

components/targets/muse/muse.c

@@ -110,8 +110,7 @@ void ws2812_control_init(void)
 
 void ws2812_write_leds(struct led_state new_state) {
   setup_rmt_data_buffer(new_state);
-  ESP_ERROR_CHECK(rmt_write_items(LED_RMT_TX_CHANNEL, led_data_buffer, LED_BUFFER_ITEMS, false));
-  ESP_ERROR_CHECK(rmt_wait_tx_done(LED_RMT_TX_CHANNEL, portMAX_DELAY));
+  rmt_write_items(LED_RMT_TX_CHANNEL, led_data_buffer, LED_BUFFER_ITEMS, false);
 }
 
 void setup_rmt_data_buffer(struct led_state new_state) 

components/wifi-manager/network_manager_handlers.c

@@ -822,7 +822,7 @@ static state_machine_result_t WIFI_CONNECTING_STATE_handler(state_machine_t* con
             network_connect_active_ssid(State_Machine);
             break;
         case EN_LOST_CONNECTION:
-            if(nm->event_parameters->disconnected_event->reason == WIFI_REASON_ASSOC_LEAVE) {
+            if(nm->event_parameters->disconnected_event->reason == WIFI_REASON_ASSOC_LEAVE || nm->event_parameters->disconnected_event->reason == WIFI_REASON_AUTH_EXPIRE || nm->event_parameters->disconnected_event->reason ==  WIFI_REASON_ASSOC_EXPIRE) {
                 ESP_LOGI(TAG,"Wifi was disconnected from previous access point. Waiting to connect.");
             }
             else if(nm->event_parameters->disconnected_event->reason != WIFI_REASON_4WAY_HANDSHAKE_TIMEOUT) {

plugin/SqueezeESP32/FirmwareHelper.pm

@@ -63,6 +63,9 @@ sub initFirmwareDownload {
 					$cb->() if $cb;
 				}
 			}
+			elsif ($cb) {
+				$cb->();
+			}
 		},
 		sub {
 			my ($http, $error) = @_;
@@ -119,10 +122,15 @@ sub prefetchFirmware {
 
 				$cb->($releaseInfo, _gh2lmsUrl($url), $customFwUrl) if $cb;
 			}
+			elsif ($cb) {
+				$cb->();
+			}
 		},
 		sub {
 			my ($http, $error) = @_;
 			$log->error("Failed to get releases from Github: $error");
+
+			$cb->() if $cb;
 		},
 		{
 			timeout => 10,

plugin/SqueezeESP32/HTML/EN/plugins/SqueezeESP32/settings/player.html

@@ -1,3 +1,55 @@
+[% IF useExtJS; extJsScripts = BLOCK %]
+<script type="text/javascript">
+	Ext.onReady(function () {
+		new Ext.util.TaskRunner().start({
+			run: checkEq,
+			interval: 1000
+		});
+	});
+
+	function checkEq() {
+		var eqValues = [];
+		this.lastValues = this.lastValues || [];
+
+		for (var x = 0; x < 10; x++) {
+			eqValues[x] = Ext.get('pref_equalizer.' + x).dom.value || 0;
+		}
+
+		if (eqValues.join() != this.lastValues.join()) {
+			this.lastValues = eqValues;
+			SqueezeJS.Controller.request({
+				params: ['[% playerid %]', ['squeezeesp32', 'seteq', eqValues.join()]]
+			});
+		}
+	}
+</script>
+[% END; ELSIF !useExtJS; pageHeaderScripts = BLOCK %]
+<script type="text/javascript">
+	setInterval(checkEq, 1000);
+
+	function checkEq() {
+		var eqValues = [];
+		this.lastValues = this.lastValues || [];
+
+		for (var x = 0; x < 10; x++) {
+			eqValues[x] = $('pref_equalizer.' + x).value || 0;
+		}
+
+		if (eqValues.join() != this.lastValues.join()) {
+			this.lastValues = eqValues;
+			new Ajax.Request('/jsonrpc.js', {
+				method: 'post',
+				postBody: JSON.stringify({
+					id: 1,
+					method: 'slim.request',
+					params: ['[% playerid %]', ['squeezeesp32', 'seteq', eqValues.join()]]
+				})
+			});
+		}
+	}
+</script>
+[% END; END %]
+
 [% PROCESS settings/header.html %]
 
 	[% WRAPPER setting title="PLUGIN_SQUEEZEESP32_FIRMWARE" desc="" %]
@@ -59,62 +111,36 @@
 			<div>[% "PLUGIN_SQUEEZEESP32_EQUALIZER_SAVE" | string %]</div>
 		[% END %]
 
-		<script TYPE="text/javascript">
-			if (Ext) {
-				Ext.onReady(function () {
-					new Ext.util.TaskRunner().start({
-						run: checkEq,
-						interval: 1000
-					});
-				});
-
-				function checkEq() {
-					var eqValues = [];
-					this.lastValues = this.lastValues || [];
-
-					for (var x = 0; x < 10; x++) {
-						eqValues[x] = Ext.get('pref_equalizer.' + x).dom.value || 0;
-					}
-
-					if (eqValues.join() != this.lastValues.join()) {
-						this.lastValues = eqValues;
-						SqueezeJS.Controller.request({
-							params: ['[% playerid %]', ['squeezeesp32', 'seteq', eqValues.join()]]
-						});
-					}
-				}
-			}
-		</script>
 		[% WRAPPER settingSection %]
 			[% WRAPPER settingGroup title='31Hz' desc="" %]
-			<input type="text" class="stdedit sliderInput_-13_20" name="pref_equalizer.0" id="pref_equalizer.0" value="[% pref_equalizer.0 %]" size="2"">
+				<input type="text" class="stdedit sliderInput_-13_20" name="pref_equalizer.0" id="pref_equalizer.0" value="[% pref_equalizer.0 || 0 %]" size="2"">
 			[% END %]
 			[% WRAPPER settingGroup title='62Hz' desc="" %]
-				<input type="text" class="stdedit sliderInput_-13_20" name="pref_equalizer.1" id="pref_equalizer.1" value="[% pref_equalizer.1 %]" size="2">
+				<input type="text" class="stdedit sliderInput_-13_20" name="pref_equalizer.1" id="pref_equalizer.1" value="[% pref_equalizer.1 || 0 %]" size="2">
 			[% END %]
 			[% WRAPPER settingGroup title='125Hz' desc="" %]
-				<input type="text" class="stdedit sliderInput_-13_20" name="pref_equalizer.2" id="pref_equalizer.2" value="[% pref_equalizer.2 %]" size="2">
+				<input type="text" class="stdedit sliderInput_-13_20" name="pref_equalizer.2" id="pref_equalizer.2" value="[% pref_equalizer.2 || 0 %]" size="2">
 			[% END %]
 			[% WRAPPER settingGroup title='250Hz' desc="" %]
-				<input type="text" class="stdedit sliderInput_-13_20" name="pref_equalizer.3" id="pref_equalizer.3" value="[% pref_equalizer.3 %]" size="2">
+				<input type="text" class="stdedit sliderInput_-13_20" name="pref_equalizer.3" id="pref_equalizer.3" value="[% pref_equalizer.3 || 0 %]" size="2">
 			[% END %]
 			[% WRAPPER settingGroup title='500Hz' desc="" %]
-				<input type="text" class="stdedit sliderInput_-13_20" name="pref_equalizer.4" id="pref_equalizer.4" value="[% pref_equalizer.4 %]" size="2">
+				<input type="text" class="stdedit sliderInput_-13_20" name="pref_equalizer.4" id="pref_equalizer.4" value="[% pref_equalizer.4 || 0 %]" size="2">
 			[% END %]
 			[% WRAPPER settingGroup title='1kHz' desc="" %]
-				<input type="text" class="stdedit sliderInput_-13_20" name="pref_equalizer.5" id="pref_equalizer.5" value="[% pref_equalizer.5 %]" size="2">
+				<input type="text" class="stdedit sliderInput_-13_20" name="pref_equalizer.5" id="pref_equalizer.5" value="[% pref_equalizer.5 || 0 %]" size="2">
 			[% END %]
 			[% WRAPPER settingGroup title='2kHz' desc="" %]
-				<input type="text" class="stdedit sliderInput_-13_20" name="pref_equalizer.6" id="pref_equalizer.6" value="[% pref_equalizer.6 %]" size="2">
+				<input type="text" class="stdedit sliderInput_-13_20" name="pref_equalizer.6" id="pref_equalizer.6" value="[% pref_equalizer.6 || 0 %]" size="2">
 			[% END %]
 			[% WRAPPER settingGroup title='4kHz' desc="" %]
-				<input type="text" class="stdedit sliderInput_-13_20" name="pref_equalizer.7" id="pref_equalizer.7" value="[% pref_equalizer.7 %]" size="2">
+				<input type="text" class="stdedit sliderInput_-13_20" name="pref_equalizer.7" id="pref_equalizer.7" value="[% pref_equalizer.7 || 0 %]" size="2">
 			[% END %]
 			[% WRAPPER settingGroup title='8kHz' desc="" %]
-				<input type="text" class="stdedit sliderInput_-13_20" name="pref_equalizer.8" id="pref_equalizer.8" value="[% pref_equalizer.8 %]" size="2">
+				<input type="text" class="stdedit sliderInput_-13_20" name="pref_equalizer.8" id="pref_equalizer.8" value="[% pref_equalizer.8 || 0 %]" size="2">
 			[% END %]
 			[% WRAPPER settingGroup title='16kHz' desc="" %]
-				<input type="text" class="stdedit sliderInput_-13_20" name="pref_equalizer.9" id="pref_equalizer.9" value="[% pref_equalizer.9 %]" size="2">
+				<input type="text" class="stdedit sliderInput_-13_20" name="pref_equalizer.9" id="pref_equalizer.9" value="[% pref_equalizer.9 || 0 %]" size="2">
 			[% END %]
 		[% END %]
 	[% END %]

plugin/SqueezeESP32/Player.pm

@@ -32,8 +32,8 @@ our $defaultPrefs = {
 	'analogOutMode'        => 0,
 	'bass'                 => 0,
 	'treble'               => 0,
-	'lineInAlwaysOn'       => 0, 
-	'lineInLevel'          => 50, 
+	'lineInAlwaysOn'       => 0,
+	'lineInLevel'          => 50,
 	'menuItem'             => [qw(
 		NOW_PLAYING
 		BROWSE_MUSIC
@@ -67,51 +67,66 @@ sub minBass { -13 }
 sub init {
 	my $client = shift;
 	my ($id, $caps) = @_;
-	
+
 	my ($depth) = $caps =~ /Depth=(\d+)/;
 	$client->depth($depth || 16);
-	
+
 	if (!$handlersAdded) {
-	
+
 		# Add a handler for line-in/out status changes
 		Slim::Networking::Slimproto::addHandler( LIOS => \&lineInOutStatus );
-	
+
 		# Create a new event for sending LIOS updates
 		Slim::Control::Request::addDispatch(
 			['lios', '_state'],
 			[1, 0, 0, undef],
 		   );
-		
+
 		Slim::Control::Request::addDispatch(
 			['lios', 'linein', '_state'],
 			[1, 0, 0, undef],
 		   );
-		
+
 		Slim::Control::Request::addDispatch(
 			['lios', 'lineout', '_state'],
 			[1, 0, 0, undef],
 		   );
-		
+
 		$handlersAdded = 1;
 
 	}
-	
+
 	$client->SUPER::init(@_);
 	Plugins::SqueezeESP32::FirmwareHelper::init($client);
 
 	main::INFOLOG && $log->is_info && $log->info("SqueezeESP player connected: " . $client->id);
-}	
+}
 
 sub initPrefs {
 	my $client = shift;
-	
+
 	$sprefs->client($client)->init($defaultPrefs);
-	
-	$prefs->client($client)->init( { 
+
+	$prefs->client($client)->init( {
 		equalizer => [(0) x 10],
 		artwork => undef,
 	} );
 
+	$prefs->setValidate({
+		validator => sub {
+			my ($pref, $new, $params, $old, $client) = @_;
+
+			$new ||= [(0) x 10];
+
+			foreach (0..9) {
+				return 0 if $new->[$_] < $client->minBass;
+				return 0 if $new->[$_] > $client->maxBass;
+			}
+
+			return 1;
+		}
+	}, 'equalizer');
+
 	$client->SUPER::initPrefs;
 }
 
@@ -121,15 +136,15 @@ sub power {
 
 	my $res = $client->SUPER::power($on, @_);
 	return $res unless defined $on;
-	
+
 	if ($on) {
 		$client->update_artwork(1);
 	} else {
 		$client->clear_artwork(1);
 	}
-	
+
 	return $res;
-}	
+}
 
 # Allow the player to define it's display width (and probably more)
 sub playerSettingsFrame {
@@ -162,16 +177,16 @@ sub playerSettingsFrame {
 sub bass {
 	my ($client, $new) = @_;
 	my $value = $client->SUPER::bass($new);
-	
+
 	$client->update_equalizer($value, [2, 1, 3]) if defined $new;
-	
+
 	return $value;
 }
 
 sub treble {
 	my ($client, $new) = @_;
 	my $value = $client->SUPER::treble($new);
-	
+
 	$client->update_equalizer($value, [8, 9, 7]) if defined $new;
 
 	return $value;
@@ -189,8 +204,8 @@ sub send_equalizer {
 sub update_equalizer {
 	my ($client, $value, $index) = @_;
 	return if $client->tone_update;
-	
-	my $equalizer = $prefs->client($client)->get('equalizer');	
+
+	my $equalizer = $prefs->client($client)->get('equalizer');
 	$equalizer->[$index->[0]] = $value;
 	$equalizer->[$index->[1]] = int($value / 2 + 0.5);
 	$equalizer->[$index->[2]] = int($value / 4 + 0.5);
@@ -203,7 +218,7 @@ sub update_tones {
 	$client->tone_update(1);
 	$sprefs->client($client)->set('bass', int(($equalizer->[1] * 2 + $equalizer->[2] + $equalizer->[3] * 4) / 7 + 0.5));
 	$sprefs->client($client)->set('treble', int(($equalizer->[7] * 4 + $equalizer->[8] + $equalizer->[9] * 2) / 7 + 0.5));
-	$client->tone_update(0);	
+	$client->tone_update(0);
 }
 
 sub update_artwork {
@@ -212,7 +227,7 @@ sub update_artwork {
 
 	my $artwork = $cprefs->get('artwork') || return;
 	return unless $artwork->{'enable'} && $client->display->isa("Plugins::SqueezeESP32::Graphics");
-	
+
 	my $header = pack('Nnn', $artwork->{'enable'}, $artwork->{'x'}, $artwork->{'y'});
 	$client->sendFrame( grfa => \$header );
 	$client->display->update;
@@ -267,7 +282,7 @@ sub clear_artwork {
 		if ((!$artwork->{'x'} && !$artwork->{'y'}) || $force) {
 			$client->sendFrame(grfa => \("\x00"x4));
 			$client->display->update;
-		}	
+		}
 	}
 }
 
@@ -284,7 +299,7 @@ sub config_artwork {
 sub reconnect {
 	my $client = shift;
 	$client->SUPER::reconnect(@_);
-	
+
 	$client->pluginData('artwork_md5', '');
 	$client->config_artwork if $client->display->isa("Plugins::SqueezeESP32::Graphics");
 	$client->send_equalizer;
@@ -323,18 +338,18 @@ sub lineOutConnected {
 
 sub lineInOutStatus {
 	my ( $client, $data_ref ) = @_;
-	
+
 	my $state = unpack 'n', $$data_ref;
 
 	my $oldState = {
 		in  => $client->lineInConnected(),
 		out => $client->lineOutConnected(),
 	};
-	
+
 	Slim::Networking::Slimproto::voltage( $client, $state );
 
 	Slim::Control::Request::notifyFromArray( $client, [ 'lios', $state ] );
-	
+
 	if ($oldState->{in} != $client->lineInConnected()) {
 		Slim::Control::Request::notifyFromArray( $client, [ 'lios', 'linein', $client->lineInConnected() ] );
 		if ( Slim::Utils::PluginManager->isEnabled('Slim::Plugin::LineIn::Plugin')) {

plugin/SqueezeESP32/PlayerSettings.pm

@@ -3,7 +3,7 @@ package Plugins::SqueezeESP32::PlayerSettings;
 use strict;
 use base qw(Slim::Web::Settings);
 use JSON::XS::VersionOneAndTwo;
-use List::Util qw(first);
+use List::Util qw(first min max);
 
 use Slim::Utils::Log;
 use Slim::Utils::Prefs;
@@ -79,9 +79,10 @@ sub handler {
 
 		if ($client->can('depth') && $client->depth == 16) {
 			my $equalizer = $cprefs->get('equalizer');
-			for my $i (0 .. $#{$equalizer}) {
-				$equalizer->[$i] = $paramRef->{"pref_equalizer.$i"} || 0;
+			foreach (0 .. 9) {
+				$equalizer->[$_] = min($client->maxBass, max($client->minBass, $paramRef->{"pref_equalizer.$_"} || 0))
 			}
+			$equalizer = [ splice(@$equalizer, 0, 10) ];
 			$cprefs->set('equalizer', $equalizer);
 			$client->update_tones($equalizer);
 		}
@@ -97,6 +98,7 @@ sub handler {
 	$paramRef->{'pref_equalizer'} = $cprefs->get('equalizer') if $client->can('depth') &&  $client->depth == 16;
 	$paramRef->{'player_ip'} = $client->ip;
 
+	require Plugins::SqueezeESP32::FirmwareHelper;
 	Plugins::SqueezeESP32::FirmwareHelper::initFirmwareDownload($client, sub {
 		my ($currentFWInfo, $newFWUrl, $customFwUrl) = @_;