Merge branch 'main' into alt-buffer

2023-07-09 11:31:02 +02:00 · 2023-07-09 11:31:02 +02:00 · 822298ab66
commit 822298ab66
parent 2ad3ab7f0d 42b247756a
26 changed files with 3213 additions and 3266 deletions
--- a/platformio.ini
+++ b/platformio.ini
@ -10,7 +10,7 @@
 # ------------------------------------------------------------------------------

 # CI binaries
-;; default_envs = nodemcuv2, esp8266_2m, esp01_1m_full, esp32dev, esp32_eth # ESP32 variant builds are temporarily excluded from CI due to toolchain issues on the GitHub Actions Linux environment
+; default_envs = nodemcuv2, esp8266_2m, esp01_1m_full, esp32dev, esp32_eth # ESP32 variant builds are temporarily excluded from CI due to toolchain issues on the GitHub Actions Linux environment
 default_envs = nodemcuv2, esp8266_2m, esp01_1m_full, esp32dev, esp32_eth, lolin_s2_mini, esp32c3dev, esp32s3dev_8MB

 # Release binaries
@ -40,6 +40,8 @@ default_envs = nodemcuv2, esp8266_2m, esp01_1m_full, esp32dev, esp32_eth, lolin_
 ; default_envs = esp32dev_qio80
 ; default_envs = esp32_eth_ota1mapp
 ; default_envs = esp32s2_saola
+; default_envs = esp32c3dev
+; default_envs = lolin_s2_mini

 src_dir  = ./wled00
 data_dir = ./wled00/data
@ -460,8 +462,8 @@ board = esp32-c3-devkitm-1
 board_build.partitions = tools/WLED_ESP32_4MB_1MB_FS.csv
 build_flags = ${common.build_flags} ${esp32c3.build_flags} #-D WLED_RELEASE_NAME=ESP32-C3
  -D WLED_WATCHDOG_TIMEOUT=0
-  ; -DARDUINO_USB_CDC_ON_BOOT=1 ;; for virtual CDC USB
-  -DARDUINO_USB_CDC_ON_BOOT=0   ;; for serial-to-USB chip
+  -DARDUINO_USB_CDC_ON_BOOT=1 ;; for virtual CDC USB
+  ;-DARDUINO_USB_CDC_ON_BOOT=0   ;; for serial-to-USB chip
 upload_speed = 460800
 build_unflags = ${common.build_unflags}
 lib_deps = ${esp32c3.lib_deps}
@ -573,10 +575,10 @@ platform = ${esp32s2.platform}
 platform_packages = ${esp32s2.platform_packages}
 board = lolin_s2_mini
 board_build.partitions = tools/WLED_ESP32_4MB_1MB_FS.csv
-build_unflags = ${common.build_unflags} -DARDUINO_USB_CDC_ON_BOOT=1
+build_unflags = ${common.build_unflags} #-DARDUINO_USB_CDC_ON_BOOT=1
 build_flags = ${common.build_flags} ${esp32s2.build_flags} #-D WLED_RELEASE_NAME=LolinS2
  -DBOARD_HAS_PSRAM
-  -DARDUINO_USB_CDC_ON_BOOT=0
+  -DARDUINO_USB_CDC_ON_BOOT=1 # try disabling and enabling unflag above in case of board-specific issues, will disable Serial
  -DARDUINO_USB_MSC_ON_BOOT=0
  -DARDUINO_USB_DFU_ON_BOOT=0
  -DLOLIN_WIFI_FIX ; seems to work much better with this
--- a/tools/cdata.js
+++ b/tools/cdata.js
@ -390,12 +390,6 @@ const char PAGE_dmxmap[] PROGMEM = R"=====()=====";
      method: "gzip",
      filter: "html-minify",
    },
-    {
-      file: "liveviewws.htm",
-      name: "PAGE_liveviewws",
-      method: "gzip",
-      filter: "html-minify",
-    },
    {
      file: "liveviewws2D.htm",
      name: "PAGE_liveviewws2D",
--- a/usermods/usermod_v2_rotary_encoder_ui_ALT/usermod_v2_rotary_encoder_ui_ALT.h
+++ b/usermods/usermod_v2_rotary_encoder_ui_ALT/usermod_v2_rotary_encoder_ui_ALT.h
@ -45,6 +45,10 @@
 #define ENCODER_SW_PIN 19
 #endif

+#ifndef ENCODER_MAX_DELAY_MS    // max delay between polling encoder pins
+#define ENCODER_MAX_DELAY_MS 8  // 8 milliseconds => max 120 change impulses in 1 second, for full turn of a 30/30 encoder (4 changes per segment, 30 segments for one turn)
+#endif
+
 #ifndef USERMOD_USE_PCF8574
  #undef USE_PCF8574
  #define USE_PCF8574 false
@ -539,8 +543,9 @@ void RotaryEncoderUIUsermod::setup()
  */
 void RotaryEncoderUIUsermod::loop()
 {
-  if (!enabled || strip.isUpdating()) return;
+  if (!enabled) return;
  unsigned long currentTime = millis(); // get the current elapsed time
+  if (strip.isUpdating() && ((currentTime - loopTime) < ENCODER_MAX_DELAY_MS)) return;  // be nice, but not too nice

  // Initialize effectCurrentIndex and effectPaletteIndex to
  // current state. We do it here as (at least) effectCurrent
--- a/wled00/FX.cpp
+++ b/wled00/FX.cpp
@ -278,7 +278,7 @@ uint16_t mode_random_color(void) {
  SEGMENT.fill(color_blend(SEGMENT.color_wheel(SEGENV.aux1), SEGMENT.color_wheel(SEGENV.aux0), fade));
  return FRAMETIME;
 }
-static const char _data_FX_MODE_RANDOM_COLOR[] PROGMEM = "Random Colors@!,Fade time;;!";
+static const char _data_FX_MODE_RANDOM_COLOR[] PROGMEM = "Random Colors@!,Fade time;;!;01";


 /*
@ -432,7 +432,7 @@ uint16_t mode_rainbow(void) {

  return FRAMETIME;
 }
-static const char _data_FX_MODE_RAINBOW[] PROGMEM = "Colorloop@!,Saturation;;!";
+static const char _data_FX_MODE_RAINBOW[] PROGMEM = "Colorloop@!,Saturation;;!;01";


 /*
@ -5273,7 +5273,7 @@ uint16_t mode_2DPlasmaball(void) {                   // By: Stepko https://edito

  SEGMENT.fadeToBlackBy(SEGMENT.custom1>>2);

-  float t = millis() / (33 - SEGMENT.speed/8);
+  uint_fast32_t t = (millis() * 8) / (256 - SEGMENT.speed);  // optimized to avoid float
  for (int i = 0; i < cols; i++) {
    uint16_t thisVal = inoise8(i * 30, t, t);
    uint16_t thisMax = map(thisVal, 0, 255, 0, cols-1);
@ -5878,7 +5878,7 @@ uint16_t mode_2Dscrollingtext(void) {
  }
  const bool zero = SEGMENT.check3;
  const int yoffset = map(SEGMENT.intensity, 0, 255, -rows/2, rows/2) + (rows-letterHeight)/2;
-  char text[33] = {'\0'};
+  char text[WLED_MAX_SEGNAME_LEN+1] = {'\0'};
  if (SEGMENT.name) for (size_t i=0,j=0; i<strlen(SEGMENT.name); i++) if (SEGMENT.name[i]>31 && SEGMENT.name[i]<128) text[j++] = SEGMENT.name[i];

  if (!strlen(text)
--- a/wled00/FX.h
+++ b/wled00/FX.h
@ -505,8 +505,8 @@ typedef struct Segment {
    inline bool     hasRGB(void)         const { return _isRGB; }
    inline bool     hasWhite(void)       const { return _hasW; }
    inline bool     isCCT(void)          const { return _isCCT; }
-    inline uint16_t width(void)          const { return stop - start; }       // segment width in physical pixels (length if 1D)
-    inline uint16_t height(void)         const { return stopY - startY; }     // segment height (if 2D) in physical pixels
+    inline uint16_t width(void)          const { return (stop > start)   ? (stop - start)   : 0; } // segment width in physical pixels (length if 1D)
+    inline uint16_t height(void)         const { return (stopY > startY) ? (stopY - startY) : 0; } // segment height (if 2D) in physical pixels // softhack007: make sure its always > 0
    inline uint16_t length(void)         const { return width() * height(); }                      // segment length (count) in physical pixels
    inline uint16_t groupLength(void)    const { return grouping + spacing; }
    inline uint8_t  getLightCapabilities(void) const { return _capabilities; }
--- a/wled00/FX_2Dfcn.cpp
+++ b/wled00/FX_2Dfcn.cpp
@ -191,6 +191,8 @@ uint32_t WS2812FX::getPixelColorXY(uint16_t x, uint16_t y) {
 uint16_t /*IRAM_ATTR*/ Segment::XY(uint16_t x, uint16_t y) {
  uint16_t width  = virtualWidth();   // segment width in logical pixels
  uint16_t height = virtualHeight();  // segment height in logical pixels
+  if (width == 0) return 0;           // softhack007 avoid div/0
+  if (height == 0) return (x%width);  // softhack007 avoid div/0
  return (x%width) + (y%height) * width;
 }

@ -303,6 +305,7 @@ void Segment::blendPixelColorXY(uint16_t x, uint16_t y, uint32_t color, uint8_t

 // Adds the specified color with the existing pixel color perserving color balance.
 void Segment::addPixelColorXY(int x, int y, uint32_t color, bool fast) {
+  if (x >= virtualWidth() || y >= virtualHeight() || x<0 || y<0) return;  // if pixel would fall out of virtual segment just exit
  uint32_t col = getPixelColorXY(x,y);
  uint8_t r = R(col);
  uint8_t g = G(col);
@ -327,24 +330,26 @@ void Segment::fadePixelColorXY(uint16_t x, uint16_t y, uint8_t fade) {

 // blurRow: perform a blur on a row of a rectangular matrix
 void Segment::blurRow(uint16_t row, fract8 blur_amount) {
-  const uint16_t cols = virtualWidth();
-  const uint16_t rows = virtualHeight();
+  const uint_fast16_t cols = virtualWidth();
+  const uint_fast16_t rows = virtualHeight();

  if (row >= rows) return;
  // blur one row
  uint8_t keep = 255 - blur_amount;
  uint8_t seep = blur_amount >> 1;
  CRGB carryover = CRGB::Black;
-  for (uint16_t x = 0; x < cols; x++) {
+  for (uint_fast16_t x = 0; x < cols; x++) {
    CRGB cur = getPixelColorXY(x, row);
+    uint32_t before = uint32_t(cur);     // remember color before blur
    CRGB part = cur;
    part.nscale8(seep);
    cur.nscale8(keep);
    cur += carryover;
-    if (x) {
+    if (x>0) {
      CRGB prev = CRGB(getPixelColorXY(x-1, row)) + part;
      setPixelColorXY(x-1, row, prev);
    }
+    if (before != uint32_t(cur))         // optimization: only set pixel if color has changed
      setPixelColorXY(x, row, cur);
    carryover = part;
  }
@ -352,25 +357,27 @@ void Segment::blurRow(uint16_t row, fract8 blur_amount) {

 // blurCol: perform a blur on a column of a rectangular matrix
 void Segment::blurCol(uint16_t col, fract8 blur_amount) {
-  const uint16_t cols = virtualWidth();
-  const uint16_t rows = virtualHeight();
+  const uint_fast16_t cols = virtualWidth();
+  const uint_fast16_t rows = virtualHeight();

  if (col >= cols) return;
  // blur one column
  uint8_t keep = 255 - blur_amount;
  uint8_t seep = blur_amount >> 1;
  CRGB carryover = CRGB::Black;
-  for (uint16_t i = 0; i < rows; i++) {
-    CRGB cur = getPixelColorXY(col, i);
+  for (uint_fast16_t y = 0; y < rows; y++) {
+    CRGB cur = getPixelColorXY(col, y);
    CRGB part = cur;
+    uint32_t before = uint32_t(cur);     // remember color before blur
    part.nscale8(seep);
    cur.nscale8(keep);
    cur += carryover;
-    if (i) {
-      CRGB prev = CRGB(getPixelColorXY(col, i-1)) + part;
-      setPixelColorXY(col, i-1, prev);
+    if (y>0) {
+      CRGB prev = CRGB(getPixelColorXY(col, y-1)) + part;
+      setPixelColorXY(col, y-1, prev);
    }
-    setPixelColorXY(col, i, cur);
+    if (before != uint32_t(cur))         // optimization: only set pixel if color has changed
+      setPixelColorXY(col, y, cur);
    carryover = part;
  }
 }
@ -389,8 +396,8 @@ void Segment::box_blur(uint16_t i, bool vertical, fract8 blur_amount) {
  for (uint16_t j = 0; j < dim1; j++) {
    uint16_t x = vertical ? i : j;
    uint16_t y = vertical ? j : i;
-    uint16_t xp = vertical ? x : x-1;
-    uint16_t yp = vertical ? y-1 : y;
+    int16_t xp = vertical ? x : x-1;  // "signed" to prevent underflow
+    int16_t yp = vertical ? y-1 : y;  // "signed" to prevent underflow
    uint16_t xn = vertical ? x : x+1;
    uint16_t yn = vertical ? y+1 : y;
    CRGB curr = getPixelColorXY(x,y);
--- a/wled00/FX_fcn.cpp
+++ b/wled00/FX_fcn.cpp
@ -96,11 +96,11 @@ Segment::Segment(const Segment &orig) {
 Segment::Segment(Segment &&orig) noexcept {
  //DEBUG_PRINTLN(F("-- Move segment constructor --"));
  memcpy((void*)this, (void*)&orig, sizeof(Segment));
+  orig.leds = nullptr;
  orig.name = nullptr;
  orig.data = nullptr;
  orig._dataLen = 0;
  orig._t   = nullptr;
-  orig.leds = nullptr;
 }

 // copy assignment
@ -542,6 +542,7 @@ uint16_t Segment::virtualLength() const {
  }
 #endif
  uint16_t groupLen = groupLength();
+  if (groupLen < 1) groupLen = 1;          // prevent division by zero - better safe than sorry ...
  uint16_t vLength = (length() + groupLen - 1) / groupLen;
  if (mirror) vLength = (vLength + 1) /2;  // divide by 2 if mirror, leave at least a single LED
  return vLength;
@ -724,7 +725,7 @@ uint32_t Segment::getPixelColor(int i)
  i += start;
  /* offset/phase */
  i += offset;
-  if (i >= stop) i -= length();
+  if ((i >= stop) && (stop>0)) i -= length(); // avoids negative pixel index (stop = 0 is a possible value)
  return strip.getPixelColor(i);
 }

@ -881,6 +882,7 @@ void Segment::fade_out(uint8_t rate) {

 // fades all pixels to black using nscale8()
 void Segment::fadeToBlackBy(uint8_t fadeBy) {
+  if (fadeBy == 0) return;   // optimization - no scaling to apply
  const uint16_t cols = is2D() ? virtualWidth() : virtualLength();
  const uint16_t rows = virtualHeight(); // will be 1 for 1D

@ -895,23 +897,26 @@ void Segment::fadeToBlackBy(uint8_t fadeBy) {
 */
 void Segment::blur(uint8_t blur_amount)
 {
+  if (blur_amount == 0) return; // optimization: 0 means "don't blur"
 #ifndef WLED_DISABLE_2D
  if (is2D()) {
    // compatibility with 2D
-    const uint16_t cols = virtualWidth();
-    const uint16_t rows = virtualHeight();
-    for (uint16_t i = 0; i < rows; i++) blurRow(i, blur_amount); // blur all rows
-    for (uint16_t k = 0; k < cols; k++) blurCol(k, blur_amount); // blur all columns
+    const uint_fast16_t cols = virtualWidth();
+    const uint_fast16_t rows = virtualHeight();
+    for (uint_fast16_t i = 0; i < rows; i++) blurRow(i, blur_amount); // blur all rows
+    for (uint_fast16_t k = 0; k < cols; k++) blurCol(k, blur_amount); // blur all columns
    return;
  }
 #endif
  uint8_t keep = 255 - blur_amount;
  uint8_t seep = blur_amount >> 1;
  CRGB carryover = CRGB::Black;
-  for(uint16_t i = 0; i < virtualLength(); i++)
+  uint_fast16_t vlength = virtualLength();
+  for(uint_fast16_t i = 0; i < vlength; i++)
  {
    CRGB cur = CRGB(getPixelColor(i));
    CRGB part = cur;
+    uint32_t before = uint32_t(cur); // remember color before blur
    part.nscale8(seep);
    cur.nscale8(keep);
    cur += carryover;
@ -920,9 +925,10 @@ void Segment::blur(uint8_t blur_amount)
      uint8_t r = R(c);
      uint8_t g = G(c);
      uint8_t b = B(c);
-      setPixelColor(i-1, qadd8(r, part.red), qadd8(g, part.green), qadd8(b, part.blue));
+      setPixelColor((uint16_t)(i-1), qadd8(r, part.red), qadd8(g, part.green), qadd8(b, part.blue));
    }
-    setPixelColor(i,cur.red, cur.green, cur.blue);
+    if (before != uint32_t(cur))     // optimization: only set pixel if color has changed
+      setPixelColor((uint16_t)i,cur.red, cur.green, cur.blue);
    carryover = part;
  }
 }
@ -1182,7 +1188,7 @@ uint8_t WS2812FX::estimateCurrentAndLimitBri() {
    for (uint_fast16_t i = 0; i < len; i++) { //sum up the usage of each LED
      uint32_t c = bus->getPixelColor(i);
      byte r = R(c), g = G(c), b = B(c), w = W(c);
-      if (useGlobalLedBuffer) {
+      if (useGlobalLedBuffer) { // TODO this should only apply for digital bus typpes
        r = scale8(r, _brightness);
        g = scale8(g, _brightness); 
        b = scale8(b, _brightness);
@ -1203,7 +1209,7 @@ uint8_t WS2812FX::estimateCurrentAndLimitBri() {
  }

  uint8_t newBri = _brightness;
-  if (powerSum > powerBudget) {//scale brightness down to stay in current limit
+  if (powerSum > powerBudget) { //scale brightness down to stay in current limit
    float scale = (float)powerBudget / (float)powerSum;
    uint16_t scaleI = scale * 255;
    uint8_t scaleB = (scaleI > 255) ? 255 : scaleI;
--- a/wled00/bus_manager.cpp
+++ b/wled00/bus_manager.cpp
@ -174,7 +174,7 @@ bool BusDigital::canShow() {
  return PolyBus::canShow(_busPtr, _iType);
 }

-void BusDigital::setBrightness(uint8_t b) {
+void BusDigital::setBrightness(uint8_t b, bool immediate) {
  //Fix for turning off onboard LED breaking bus
  #ifdef LED_BUILTIN
  if (_bri == 0 && b > 0) {
@ -587,9 +587,9 @@ void IRAM_ATTR BusManager::setPixelColor(uint16_t pix, uint32_t c) {
  }
 }

-void BusManager::setBrightness(uint8_t b) {
+void BusManager::setBrightness(uint8_t b, bool immediate) {
  for (uint8_t i = 0; i < numBusses; i++) {
-    busses[i]->setBrightness(b);
+    busses[i]->setBrightness(b, immediate);
  }
 }

--- a/wled00/const.h
+++ b/wled00/const.h
@ -91,6 +91,21 @@
  #endif
 #endif

+#ifndef WLED_MAX_SEGNAME_LEN
+  #ifdef ESP8266
+    #define WLED_MAX_SEGNAME_LEN 32
+  #else
+    #define WLED_MAX_SEGNAME_LEN 64
+  #endif
+#else
+  #if WLED_MAX_SEGNAME_LEN<32
+    #undef WLED_MAX_SEGNAME_LEN
+    #define WLED_MAX_SEGNAME_LEN 32
+  #else
+    #warning WLED UI does not support modified maximum segment name length!
+  #endif
+#endif
+
 //Usermod IDs
 #define USERMOD_ID_RESERVED               0     //Unused. Might indicate no usermod present
 #define USERMOD_ID_UNSPECIFIED            1     //Default value for a general user mod that does not specify a custom ID
@ -388,7 +403,7 @@
 #ifdef ESP8266
 #define SETTINGS_STACK_BUF_SIZE 2048
 #else
-#define SETTINGS_STACK_BUF_SIZE 3096
+#define SETTINGS_STACK_BUF_SIZE 3608  // warning: quite a large value for stack
 #endif

 #ifdef WLED_USE_ETHERNET
--- a/wled00/data/404.htm
+++ b/wled00/data/404.htm
@ -42,6 +42,6 @@
 		<img alt="" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAMAAABEpIrGAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAbUExURQAAAAB81gCU/zKq/////9bW1oCAgGhoaAAAAGPLX8AAAAAJdFJOU///////////AFNPeBIAAAAJcEhZcwAADsAAAA7AAWrWiQkAAACdSURBVDhPxc9bDoUgEANQebP/FUuHMjBGY/B+3EYR7RH0qC/ZBc6HwCljgHO+xZIVSI2sYgHaG7EBWh8jWoxTrCBFdDJ+BD4lbIHxAcz8APAVLTsrZE4eQD5qzt3cAFTYokC4YCN9Gybgu4yAQtBFLQXHuHABA7JMeOEC/E0W5uy9gv4vo5QHK2i7yq2C8UABM4HmL+CSTXCTF1DrCX6+Gp9zB5dsAAAAAElFTkSuQmCC">
 		<h1>404 Not Found</h1>
 		<b>Akemi does not know where you are headed...</b><br><br>
-		<button onclick="window.location.href='../sliders'">Back to controls</button>
+		<button onclick="window.location.href='../?sliders'">Back to controls</button>
 	</body>
 </html>
--- a/wled00/data/index.htm
+++ b/wled00/data/index.htm
@ -379,8 +379,8 @@
 	</div>	
 </div>

-<div id="mliveview2D" class="modal">
-	<div id="kliveview2D" style="width:100%; height:100%">Loading...</div><br>
+<div id="mlv2D" class="modal">
+	<div id="klv2D" style="width:100%; height:100%">Loading...</div>
 </div>

 <div id="rover" class="modal">
--- a/wled00/data/index.js
+++ b/wled00/data/index.js
@ -22,7 +22,7 @@ var pN = "", pI = 0, pNum = 0;
 var pmt = 1, pmtLS = 0, pmtLast = 0;
 var lastinfo = {};
 var isM = false, mw = 0, mh=0;
-var ws, cpick, ranges;
+var ws, cpick, ranges, wsRpt=0;
 var cfg = {
 	theme:{base:"dark", bg:{url:""}, alpha:{bg:0.6,tab:0.8}, color:{bg:""}},
 	comp :{colors:{picker: true, rgb: false, quick: true, hex: false},
@ -217,7 +217,7 @@ function onLoad()
 		// detect reverse proxy and/or HTTPS
 		let pathn = l.pathname;
 		let paths = pathn.slice(1,pathn.endsWith('/')?-1:undefined).split("/");
-		if (paths[0]==="sliders") paths.shift();
+		//if (paths[0]==="sliders") paths.shift();
 		//while (paths[0]==="") paths.shift();
 		locproto = l.protocol;
 		locip = l.hostname + (l.port ? ":" + l.port : "");
@ -773,7 +773,7 @@ function populateSegments(s)
 				`<i class="icons e-icon flr" id="sege${i}" onclick="expand(${i})">&#xe395;</i>`+
 				(cfg.comp.segpwr ? segp : '') +
 				`<div class="segin" id="seg${i}in">`+
-					`<input type="text" class="ptxt" id="seg${i}t" autocomplete="off" maxlength=32 value="${inst.n?inst.n:""}" placeholder="Enter name..."/>`+
+					`<input type="text" class="ptxt" id="seg${i}t" autocomplete="off" maxlength=${li.arch=="esp8266"?32:64} value="${inst.n?inst.n:""}" placeholder="Enter name..."/>`+
 					`<table class="infot segt">`+
 					`<tr>`+
 						`<td>${isMSeg?'Start X':'Start LED'}</td>`+
@ -1331,11 +1331,12 @@ function makeWS() {
 	};
 	ws.onclose = (e)=>{
 		gId('connind').style.backgroundColor = "var(--c-r)";
-		setTimeout(makeWS,1500); // retry WS connection
+		if (wsRpt++ < 5) setTimeout(makeWS,1500); // retry WS connection
 		ws = null;
 	}
 	ws.onopen = (e)=>{
 		//ws.send("{'v':true}"); // unnecessary (https://github.com/Aircoookie/WLED/blob/master/wled00/ws.cpp#L18)
+		wsRpt = 0;
 		reqsLegal = true;
 	}
 }
@ -1637,6 +1638,7 @@ function requestJson(command=null)
 		//load presets and open websocket sequentially
 		if (!pJson || isEmpty(pJson)) setTimeout(()=>{
 			loadPresets(()=>{
+				wsRpt = 0;
 				if (!(ws && ws.readyState === WebSocket.OPEN)) makeWS();
 			});
 		},25);
@ -1684,27 +1686,22 @@ function toggleSync()

 function toggleLiveview()
 {
-	//WLEDSR adding liveview2D support
 	if (isInfo && isM) toggleInfo();
 	if (isNodes && isM) toggleNodes();
 	isLv = !isLv;
+	let wsOn = ws && ws.readyState === WebSocket.OPEN;

 	var lvID = "liveview";
-	if (isM) {   
-		lvID = "liveview2D"
-		if (isLv) {
-		var cn = '<iframe id="liveview2D" src="about:blank"></iframe>';
-		d.getElementById('kliveview2D').innerHTML = cn;
-		}
-
-		gId('mliveview2D').style.transform = (isLv) ? "translateY(0px)":"translateY(100%)";
+	if (isM && wsOn) {   
+		lvID += "2D";
+		if (isLv) gId('klv2D').innerHTML = `<iframe id="${lvID}" src="about:blank"></iframe>`;
+		gId('mlv2D').style.transform = (isLv) ? "translateY(0px)":"translateY(100%)";
 	}

 	gId(lvID).style.display = (isLv) ? "block":"none";
-	var url = getURL("/" + lvID);
-	gId(lvID).src = (isLv) ? url:"about:blank";
-	gId('buttonSr').className = (isLv) ? "active":"";
-	if (!isLv && ws && ws.readyState === WebSocket.OPEN) ws.send('{"lv":false}');
+	gId(lvID).src = (isLv) ? getURL("/" + lvID + ((wsOn) ? "?ws":"")):"about:blank";
+	gId('buttonSr').classList.toggle("active");
+	if (!isLv && wsOn) ws.send('{"lv":false}');
 	size();
 }

--- a/wled00/data/liveview.htm
+++ b/wled00/data/liveview.htm
@ -17,14 +17,10 @@
    position: absolute;
  }
  </style>
-</head>
-<body>
-  <div id="canv" />
  <script>
-    update();
-    
+    var ws;
    var tmout = null;
-    function update()
+    function update() // via HTTP (/json/live)
    {
      if (document.hidden) {
        clearTimeout(tmout);
@ -57,8 +53,57 @@
        clearTimeout(tmout);
        tmout = setTimeout(update, 2500);
      })
+    }
+    function S() { // Startup function (onload)
+      let wsOn = (window.location.href.indexOf("?ws") > 0);
+      if (!wsOn) {update(); return;}

+      // Initialize WebSocket connection
+      try {
+        ws = top.window.ws;
+      } catch (e) {}
+      if (ws && ws.readyState === WebSocket.OPEN) {
+        //console.info("Peek uses top WS");
+        ws.send("{'lv':true}");
+      } else {
+        //console.info("Peek WS opening");
+        let l = window.location;
+        let pathn = l.pathname;
+        let paths = pathn.slice(1,pathn.endsWith('/')?-1:undefined).split("/");
+        let url = l.origin.replace("http","ws");
+        if (paths.length > 1) {
+          url +=  "/" + paths[0];
+        }
+        ws = new WebSocket(url+"/ws");
+        ws.onopen = function () {
+          //console.info("Peek WS open");
+          ws.send("{'lv':true}");
+        }
+      }
+      ws.binaryType = "arraybuffer";
+      ws.addEventListener('message', (e) => {
+        try {
+          if (toString.call(e.data) === '[object ArrayBuffer]') {
+            let leds = new Uint8Array(event.data);
+            if (leds[0] != 76) return; //'L'
+            let str = "linear-gradient(90deg,";
+            let len = leds.length;
+            let start = leds[1]==2 ? 4 : 2; // 1 = 1D, 2 = 1D/2D (leds[2]=w, leds[3]=h)
+            for (i = start; i < len; i+=3) {
+              str += `rgb(${leds[i]},${leds[i+1]},${leds[i+2]})`;
+              if (i < len -3) str += ","
+            }
+            str += ")";
+            document.getElementById("canv").style.background = str;
+          }
+        } catch (err) {
+          console.error("Peek WS error:",err);
+        } 
+      });
    }
  </script>
+</head>
+<body onload="S()">
+  <div id="canv"></div>
 </body>
 </html>
--- a/wled00/data/liveviewws.htm
+++ b/wled00/data/liveviewws.htm
@ -1,68 +0,0 @@
-<!DOCTYPE html>
-<html>
-<head>
-  <meta name="viewport" content="width=device-width, initial-scale=1, minimum-scale=1">
-  <meta charset="utf-8">
-  <meta name="theme-color" content="#222222">
-  <title>WLED Live Preview</title>
-  <style>
-  body {
-    margin: 0;
-  }
-  #canv {
-    background: black;
-    filter: brightness(175%);
-    width: 100%;
-    height: 100%;
-    position: absolute;
-  }
-  </style>
-</head>
-<body>
-  <div id="canv"></div>
-  <script>
-    var ws;
-    try {
-      ws = top.window.ws;
-    } catch (e) {}
-    if (ws && ws.readyState === WebSocket.OPEN) {
-      //console.info("Peek uses top WS");
-      ws.send("{'lv':true}");
-    } else {
-      //console.info("Peek WS opening");
-      let l = window.location;
-      let pathn = l.pathname;
-      let paths = pathn.slice(1,pathn.endsWith('/')?-1:undefined).split("/");
-      let url = l.origin.replace("http","ws");
-      if (paths.length > 1) {
-        url +=  "/" + paths[0];
-      }
-      ws = new WebSocket(url+"/ws");
-      ws.onopen = function () {
-        //console.info("Peek WS open");
-        ws.send("{'lv':true}");
-      }
-    }
-    ws.binaryType = "arraybuffer";
-    ws.addEventListener('message', (e) => {
-      try {
-        if (toString.call(e.data) === '[object ArrayBuffer]') {
-          let leds = new Uint8Array(event.data);
-          if (leds[0] != 76) return; //'L'
-          let str = "linear-gradient(90deg,";
-          let len = leds.length;
-          let start = leds[1]==2 ? 4 : 2; // 1 = 1D, 2 = 1D/2D (leds[2]=w, leds[3]=h)
-          for (i = start; i < len; i+=3) {
-            str += `rgb(${leds[i]},${leds[i+1]},${leds[i+2]})`;
-            if (i < len -3) str += ","
-          }
-          str += ")";
-          document.getElementById("canv").style.background = str;
-        }
-      } catch (err) {
-        console.error("Peek WS error:",err);
-      } 
-    });
-  </script>
-</body>
-</html>
--- a/wled00/data/welcome.htm
+++ b/wled00/data/welcome.htm
@ -57,7 +57,7 @@
 			Connect the module to your local WiFi here!<br>
 			<button onclick="window.location.href='./settings/wifi'">WiFi settings</button><br>
 			<i>Just trying this out in AP mode?</i><br>
-			<button onclick="window.location.href='./sliders'">To the controls!</button><br>
+			<button onclick="window.location.href='./?sliders'">To the controls!</button><br>
 		</div>
 	</body>
 </html>
--- a/wled00/fcn_declare.h
+++ b/wled00/fcn_declare.h
@ -104,10 +104,20 @@ void sendHuePoll();
 void onHueData(void* arg, AsyncClient* client, void *data, size_t len);

 //improv.cpp
+enum ImprovRPCType {
+  Command_Wifi = 0x01,
+  Request_State = 0x02,
+  Request_Info = 0x03,
+  Request_Scan = 0x04
+};
+
 void handleImprovPacket();
+void sendImprovRPCResult(ImprovRPCType type, uint8_t n_strings = 0, const char **strings = nullptr);
 void sendImprovStateResponse(uint8_t state, bool error = false);
 void sendImprovInfoResponse();
-void sendImprovRPCResponse(byte commandId);
+void startImprovWifiScan();
+void handleImprovWifiScan();
+void sendImprovIPRPCResult(ImprovRPCType type);

 //ir.cpp
 void applyRepeatActions();
--- a/wled00/html_other.h
+++ b/wled00/html_other.h
--- a/wled00/html_ui.h
+++ b/wled00/html_ui.h
--- a/wled00/improv.cpp
+++ b/wled00/improv.cpp
@ -10,6 +10,11 @@
  #define DIMPROV_PRINTF(x...)
 #endif

+#if defined(CONFIG_IDF_TARGET_ESP32S2) || defined(CONFIG_IDF_TARGET_ESP32C3) || defined(CONFIG_IDF_TARGET_ESP32S3)
+#undef WLED_DISABLE_IMPROV_WIFISCAN
+#define WLED_DISABLE_IMPROV_WIFISCAN
+#endif
+
 #define IMPROV_VERSION 1

 void parseWiFiCommand(char *rpcData);
@ -28,20 +33,14 @@ enum ImprovPacketByte {
  RPC_CommandType = 9
 };

-enum ImprovRPCType {
-  Command_Wifi = 0x01,
-  Request_State = 0x02,
-  Request_Info = 0x03
-};
-
-//File dbgf;
+#ifndef WLED_DISABLE_IMPROV_WIFISCAN
+static bool improvWifiScanRunning = false;
+#endif

 //blocking function to parse an Improv Serial packet
 void handleImprovPacket() {
  uint8_t header[6] = {'I','M','P','R','O','V'};

-  //dbgf = WLED_FS.open("/improv.log","a");
-
  bool timeout = false;
  uint8_t waitTime = 25;
  uint16_t packetByte = 0;
@ -62,12 +61,11 @@ void handleImprovPacket() {
    byte next = Serial.read();

    DIMPROV_PRINT("Received improv byte: "); DIMPROV_PRINTF("%x\r\n",next);
-    //f.write(next);
+
    switch (packetByte) {
      case ImprovPacketByte::Version: {
        if (next != IMPROV_VERSION) {
          DIMPROV_PRINTLN(F("Invalid version"));
-          //dbgf.close();
          return;
        }
        break;
@ -75,7 +73,6 @@ void handleImprovPacket() {
      case ImprovPacketByte::PacketType: {
        if (next != ImprovPacketType::RPC_Command) {
          DIMPROV_PRINTF("Non RPC-command improv packet type %i\n",next);
-          //dbgf.close();
          return;
        }
        if (!improvActive) improvActive = 1;
@ -89,7 +86,6 @@ void handleImprovPacket() {
          if (checksum != next) {
            DIMPROV_PRINTF("Got RPC checksum %i, expected %i",next,checksum);
            sendImprovStateResponse(0x01, true);
-            //dbgf.close();
            return;
          }

@ -100,22 +96,23 @@ void handleImprovPacket() {
              if (WLED_WIFI_CONFIGURED) improvState = 0x03; //provisioning
              if (Network.isConnected()) improvState = 0x04; //provisioned
              sendImprovStateResponse(improvState, false);
-              if (improvState == 0x04) sendImprovRPCResponse(ImprovRPCType::Request_State);
+              if (improvState == 0x04) sendImprovIPRPCResult(ImprovRPCType::Request_State);
              break;
            }
            case ImprovRPCType::Request_Info: sendImprovInfoResponse(); break;
+            #ifndef WLED_DISABLE_IMPROV_WIFISCAN
+            case ImprovRPCType::Request_Scan: startImprovWifiScan(); break;
+            #endif
            default: {
              DIMPROV_PRINTF("Unknown RPC command %i\n",next);
              sendImprovStateResponse(0x02, true);
            }
          }
-          //dbgf.close();
          return;
        }
        if (packetByte < 6) { //check header
          if (next != header[packetByte]) {
            DIMPROV_PRINTLN(F("Invalid improv header"));
-            //dbgf.close();
            return;
          }
        } else if (packetByte > 9) { //RPC data
@ -128,7 +125,6 @@ void handleImprovPacket() {
    checksum += next;
    packetByte++;
  }
-  //dbgf.close();
 }

 void sendImprovStateResponse(uint8_t state, bool error) {
@ -147,79 +143,116 @@ void sendImprovStateResponse(uint8_t state, bool error) {
  Serial.write('\n');
 }

-void sendImprovRPCResponse(byte commandId) {
+// used by sendImprovIPRPCResult(), sendImprovInfoResponse(), and handleImprovWifiScan()
+void sendImprovRPCResult(ImprovRPCType type, uint8_t n_strings, const char **strings) {
  if (improvError > 0 && improvError < 3) sendImprovStateResponse(0x00, true);
  uint8_t packetLen = 12;
-  char out[64] = {'I','M','P','R','O','V'};
+  char out[256] = {'I','M','P','R','O','V'};
  out[6] = IMPROV_VERSION;
  out[7] = ImprovPacketType::RPC_Response;
-  out[8] = 2; //Length (set below)
-  out[9] = commandId;
-  out[10] = 0; //Data len (set below)
-  out[11] = '\0'; //URL len (set below)
+  //out[8] = 2; //Length (set below)
+  out[9] = type;
+  //out[10] = 0; //Data len (set below)
+  uint16_t pos = 11;

-  if (Network.isConnected())
-  {
-    IPAddress localIP = Network.localIP();
-    uint8_t len = sprintf(out+12, "http://%d.%d.%d.%d", localIP[0], localIP[1], localIP[2], localIP[3]);
-    if (len > 24) return; //sprintf fail?
-    out[11] = len;
-    out[10] = 1 + len;
-    out[8] = 3 + len; //RPC command type + data len + url len + url
-    packetLen = 13 + len;
+  for (uint8_t s = 0; s < n_strings; s++) {
+    size_t len = strlen(strings[s]);
+    if (pos + len > 254) continue; // simple buffer overflow guard
+    out[pos++] = len;
+    strcpy(out + pos, strings[s]);
+    pos += len;
  }

+  packetLen = pos  +1;
+  out[8]    = pos  -9; // Length of packet (excluding first 9 header bytes and final checksum byte)
+  out[10]   = pos -11; // Data len
+
  uint8_t checksum = 0;
  for (uint8_t i = 0; i < packetLen -1; i++) checksum += out[i];
  out[packetLen -1] = checksum;
  Serial.write((uint8_t*)out, packetLen);
  Serial.write('\n');
+  DIMPROV_PRINT("RPC result checksum");
+  DIMPROV_PRINTLN(checksum);
+}
+
+void sendImprovIPRPCResult(ImprovRPCType type) {
+  if (Network.isConnected())
+  {
+    char urlStr[64];
+    IPAddress localIP = Network.localIP();
+    uint8_t len = sprintf(urlStr, "http://%d.%d.%d.%d", localIP[0], localIP[1], localIP[2], localIP[3]);
+    if (len > 24) return; //sprintf fail?
+    const char *str[1] = {urlStr};
+    sendImprovRPCResult(type, 1, str);
+  } else {
+    sendImprovRPCResult(type, 0);
+  }
+
  improvActive = 1; //no longer provisioning
 }

 void sendImprovInfoResponse() {
-  if (improvError > 0 && improvError < 3) sendImprovStateResponse(0x00, true);
-  uint8_t packetLen = 12;
-  char out[128] = {'I','M','P','R','O','V'};
-  out[6] = IMPROV_VERSION;
-  out[7] = ImprovPacketType::RPC_Response;
-  //out[8] = 2; //Length (set below)
-  out[9] = ImprovRPCType::Request_Info;
-  //out[10] = 0; //Data len (set below)
-  out[11] = 4; //Firmware len ("WLED")
-  out[12] = 'W'; out[13] = 'L'; out[14] = 'E'; out[15] = 'D';
-  uint8_t lengthSum = 17;
-  uint8_t vlen = sprintf_P(out+lengthSum,PSTR("0.14.0-b3/%i"),VERSION);
-  out[16] = vlen; lengthSum += vlen;
-  uint8_t hlen = 7;
+  const char* bString = 
    #ifdef ESP8266
-  strcpy(out+lengthSum+1,"esp8266");
-  #else
-  hlen = 5;
-  strcpy(out+lengthSum+1,"esp32");
+      "esp8266"
+    #elif CONFIG_IDF_TARGET_ESP32C3
+      "esp32-c3"
+    #elif CONFIG_IDF_TARGET_ESP32S2
+      "esp32-s2"
+    #elif CONFIG_IDF_TARGET_ESP32S3
+      "esp32-s3";
+    #else // ESP32
+      "esp32";
    #endif
-  out[lengthSum] = hlen;
-  lengthSum += hlen + 1;
+    ;
+
  //Use serverDescription if it has been changed from the default "WLED", else mDNS name
  bool useMdnsName = (strcmp(serverDescription, "WLED") == 0 && strlen(cmDNS) > 0);
-  strcpy(out+lengthSum+1,useMdnsName ? cmDNS : serverDescription);
-  uint8_t nlen = strlen(useMdnsName ? cmDNS : serverDescription);
-  out[lengthSum] = nlen;
-  lengthSum += nlen + 1;
+  char vString[20];
+  sprintf_P(vString, PSTR("0.14.0-b3/%i"), VERSION);
+  const char *str[4] = {"WLED", vString, bString, useMdnsName ? cmDNS : serverDescription};

-  packetLen = lengthSum +1;
-  out[8] = lengthSum -9;
-  out[10] = lengthSum -11;
-
-  uint8_t checksum = 0;
-  for (uint8_t i = 0; i < packetLen -1; i++) checksum += out[i];
-  out[packetLen -1] = checksum;
-  Serial.write((uint8_t*)out, packetLen);
-  Serial.write('\n');
-  DIMPROV_PRINT("Info checksum");
-  DIMPROV_PRINTLN(checksum);
+  sendImprovRPCResult(ImprovRPCType::Request_Info, 4, str);
 }

+#ifndef WLED_DISABLE_IMPROV_WIFISCAN
+void startImprovWifiScan() {
+  if (improvWifiScanRunning) return;
+  WiFi.scanNetworks(true);
+  improvWifiScanRunning = true;
+}
+
+void handleImprovWifiScan() {
+  if (!improvWifiScanRunning) return;
+  int16_t status = WiFi.scanComplete();
+  if (status == WIFI_SCAN_RUNNING) return;
+  // here scan completed or failed (-2)
+  improvWifiScanRunning = false;
+
+  for (int i = 0; i < status; i++) {
+    char rssiStr[8];
+    sprintf(rssiStr, "%d", WiFi.RSSI(i));
+    #ifdef ESP8266
+    bool isOpen = WiFi.encryptionType(i) == ENC_TYPE_NONE;
+    #else
+    bool isOpen = WiFi.encryptionType(i) == WIFI_AUTH_OPEN;
+    #endif
+
+    char ssidStr[33];
+    strcpy(ssidStr, WiFi.SSID(i).c_str());
+    const char *str[3] = {ssidStr, rssiStr, isOpen ? "NO":"YES"};
+    sendImprovRPCResult(ImprovRPCType::Request_Scan, 3, str);
+  }
+  sendImprovRPCResult(ImprovRPCType::Request_Scan, 0);
+
+  WiFi.scanDelete();
+}
+#else
+void startImprovWifiScan() {}
+void handleImprovWifiScan() {}
+#endif
+
 void parseWiFiCommand(char* rpcData) {
  uint8_t len = rpcData[0];
  if (!len || len > 126) return;
--- a/wled00/json.cpp
+++ b/wled00/json.cpp
@ -34,7 +34,7 @@ bool deserializeSegment(JsonObject elem, byte it, byte presetId)

  uint16_t start = elem["start"] | seg.start;
  if (stop < 0) {
-    uint16_t len = elem["len"];
+    int len = elem["len"];
    stop = (len > 0) ? start + len : seg.stop;
  }
  // 2D segments
@ -70,9 +70,10 @@ bool deserializeSegment(JsonObject elem, byte it, byte presetId)
    const char * name = elem["n"].as<const char*>();
    size_t len = 0;
    if (name != nullptr) len = strlen(name);
-    if (len > 0 && len < 33) {
+    if (len > 0) {
+      if (len > WLED_MAX_SEGNAME_LEN) len = WLED_MAX_SEGNAME_LEN;
      seg.name = new char[len+1];
-      if (seg.name) strlcpy(seg.name, name, 33);
+      if (seg.name) strlcpy(seg.name, name, WLED_MAX_SEGNAME_LEN+1);
    } else {
      // but is empty (already deleted above)
      elem.remove("n");
@ -425,7 +426,7 @@ bool deserializeState(JsonObject root, byte callMode, byte presetId)
  // a) already applied preset content (requires "seg" or "win" but will ignore the rest)
  if (!root["pd"].isNull() && stateChanged) {
    currentPreset = root[F("pd")] | currentPreset;
-    if (root["win"].isNull()) presetCycCurr = currentPreset;
+    if (root["win"].isNull()) presetCycCurr = currentPreset; // otherwise it was set in handleSet() [set.cpp]
    presetToRestore = currentPreset; // stateUpdated() will clear the preset, so we need to restore it after
    //unloadPlaylist(); // applying a preset unloads the playlist, may be needed here too?
  } else if (!root["ps"].isNull()) {
@ -472,7 +473,7 @@ void serializeSegment(JsonObject& root, Segment& seg, byte id, bool forPreset, b
      root[F("stopY")]  = seg.stopY;
    }
  }
-  if (!forPreset) root["len"] = seg.stop - seg.start;
+  if (!forPreset) root["len"] = (seg.stop >= seg.start) ? (seg.stop - seg.start) : 0;
  root["grp"]    = seg.grouping;
  root[F("spc")] = seg.spacing;
  root[F("of")]  = seg.offset;
--- a/wled00/presets.cpp
+++ b/wled00/presets.cpp
@ -180,7 +180,7 @@ void handlePresets()
      fdo.remove("ps"); // remove load request for presets to prevent recursive crash (if not called by button and contains preset cycling string "1~5~")
    deserializeState(fdo, CALL_MODE_NO_NOTIFY, tmpPreset); // may change presetToApply by calling applyPreset()
  }
-  if (!errorFlag && tmpPreset < 255 && changePreset) presetCycCurr = currentPreset = tmpPreset;
+  if (!errorFlag && tmpPreset < 255 && changePreset) currentPreset = tmpPreset;

  #if defined(ARDUINO_ARCH_ESP32)
  //Aircoookie recommended not to delete buffer
--- a/wled00/util.cpp
+++ b/wled00/util.cpp
@ -503,8 +503,8 @@ um_data_t* simulateSound(uint8_t simulationId)
  }

  samplePeak    = random8() > 250;
-  FFT_MajorPeak = volumeSmth;
-  maxVol        = 10;  // this gets feedback fro UI
+  FFT_MajorPeak = 21 + (volumeSmth*volumeSmth) / 8.0f; // walk thru full range of 21hz...8200hz
+  maxVol        = 31;  // this gets feedback fro UI
  binNum        = 8;   // this gets feedback fro UI
  volumeRaw = volumeSmth;
  my_magnitude = 10000.0 / 8.0f; //no idea if 10000 is a good value for FFT_Magnitude ???
--- a/wled00/wled.cpp
+++ b/wled00/wled.cpp
@ -52,6 +52,7 @@ void WLED::loop()
  handleConnection();
  handleRemote();
  handleSerial();
+  handleImprovWifiScan();
  handleNotifications();
  handleTransitions();
 #ifdef WLED_ENABLE_DMX
@ -656,7 +657,6 @@ void WLED::initConnection()
  ws.onEvent(wsEvent);
  #endif

-
  WiFi.disconnect(true);        // close old connections
 #ifdef ESP8266
  WiFi.setPhyMode(WIFI_PHY_MODE_11N);
@ -855,7 +855,7 @@ void WLED::handleConnection()
    if (improvActive) {
      if (improvError == 3) sendImprovStateResponse(0x00, true);
      sendImprovStateResponse(0x04);
-      if (improvActive > 1) sendImprovRPCResponse(0x01);
+      if (improvActive > 1) sendImprovIPRPCResult(ImprovRPCType::Command_Wifi);
    }
    initInterfaces();
    userConnected();
--- a/wled00/wled.h
+++ b/wled00/wled.h
@ -8,7 +8,7 @@
 */

 // version code in format yymmddb (b = daily build)
-#define VERSION 2307060
+#define VERSION 2307090

 //uncomment this if you have a "my_config.h" file you'd like to use
 //#define WLED_USE_MY_CONFIG
@ -36,7 +36,7 @@
  #undef WLED_ENABLE_ADALIGHT      // disable has priority over enable
 #endif
 //#define WLED_ENABLE_DMX          // uses 3.5kb (use LEDPIN other than 2)
-//#define WLED_ENABLE_JSONLIVE     // peek LED output via /json/live (WS binary peek is always enabled)
+#define WLED_ENABLE_JSONLIVE     // peek LED output via /json/live (WS binary peek is always enabled)
 #ifndef WLED_DISABLE_LOXONE
  #define WLED_ENABLE_LOXONE       // uses 1.2kb
 #endif
--- a/wled00/wled_server.cpp
+++ b/wled00/wled_server.cpp
@ -116,14 +116,6 @@ void initServer()
  DefaultHeaders::Instance().addHeader(F("Access-Control-Allow-Headers"), "*");

 #ifdef WLED_ENABLE_WEBSOCKETS
-  server.on("/liveview", HTTP_GET, [](AsyncWebServerRequest *request){
-    if (handleIfNoneMatchCacheHeader(request)) return;
-    AsyncWebServerResponse *response = request->beginResponse_P(200, "text/html", PAGE_liveviewws, PAGE_liveviewws_length);
-    response->addHeader(FPSTR(s_content_enc),"gzip");
-    setStaticContentCacheHeaders(response);
-    request->send(response);
-    //request->send_P(200, "text/html", PAGE_liveviewws);
-  });
  #ifndef WLED_DISABLE_2D
  server.on("/liveview2D", HTTP_GET, [](AsyncWebServerRequest *request){
    if (handleIfNoneMatchCacheHeader(request)) return;
@ -131,19 +123,16 @@ void initServer()
    response->addHeader(FPSTR(s_content_enc),"gzip");
    setStaticContentCacheHeaders(response);
    request->send(response);
-    //request->send_P(200, "text/html", PAGE_liveviewws);
  });
  #endif
-#else
+#endif
  server.on("/liveview", HTTP_GET, [](AsyncWebServerRequest *request){
    if (handleIfNoneMatchCacheHeader(request)) return;
    AsyncWebServerResponse *response = request->beginResponse_P(200, "text/html", PAGE_liveview, PAGE_liveview_length);
    response->addHeader(FPSTR(s_content_enc),"gzip");
    setStaticContentCacheHeaders(response);
    request->send(response);
-    //request->send_P(200, "text/html", PAGE_liveview);
  });
-#endif

  //settings page
  server.on("/settings", HTTP_GET, [](AsyncWebServerRequest *request){
@ -167,10 +156,6 @@ void initServer()
    }
  });

-  server.on("/sliders", HTTP_GET, [](AsyncWebServerRequest *request){
-    serveIndex(request);
-  });
-
  server.on("/welcome", HTTP_GET, [](AsyncWebServerRequest *request){
    serveSettings(request);
  });
@ -247,19 +232,15 @@ void initServer()
    request->send(200, "text/plain", (String)ESP.getFreeHeap());
  });

+#ifdef WLED_ENABLE_USERMOD_PAGE
  server.on("/u", HTTP_GET, [](AsyncWebServerRequest *request){
    if (handleIfNoneMatchCacheHeader(request)) return;
    AsyncWebServerResponse *response = request->beginResponse_P(200, "text/html", PAGE_usermod, PAGE_usermod_length);
    response->addHeader(FPSTR(s_content_enc),"gzip");
    setStaticContentCacheHeaders(response);
    request->send(response);
-    //request->send_P(200, "text/html", PAGE_usermod);
-  });
-
-  //Deprecated, use of /json/state and presets recommended instead
-  server.on("/url", HTTP_GET, [](AsyncWebServerRequest *request){
-    URL_response(request);
  });
+#endif

  server.on("/teapot", HTTP_GET, [](AsyncWebServerRequest *request){
    serveMessage(request, 418, F("418. I'm a teapot."), F("(Tangible Embedded Advanced Project Of Twinkling)"), 254);
@ -356,9 +337,14 @@ void initServer()
    serveMessage(request, 501, "Not implemented", F("DMX support is not enabled in this build."), 254);
  });
  #endif
+
  server.on("/", HTTP_GET, [](AsyncWebServerRequest *request){
    if (captivePortal(request)) return;
-    serveIndexOrWelcome(request);
+    if (!showWelcomePage || request->hasArg(F("sliders"))){
+      serveIndex(request);
+    } else {
+      serveSettings(request);
+    }
  });

  #ifdef WLED_ENABLE_PIXART
@ -420,20 +406,9 @@ void initServer()
    response->addHeader(FPSTR(s_content_enc),"gzip");
    setStaticContentCacheHeaders(response);
    request->send(response);
-    //request->send_P(404, "text/html", PAGE_404);
  });
 }

-
-void serveIndexOrWelcome(AsyncWebServerRequest *request)
-{
-  if (!showWelcomePage){
-    serveIndex(request);
-  } else {
-    serveSettings(request);
-  }
-}
-
 bool handleIfNoneMatchCacheHeader(AsyncWebServerRequest* request)
 {
  AsyncWebHeader* header = request->getHeader("If-None-Match");
--- a/wled00/xml.cpp
+++ b/wled00/xml.cpp
@ -72,55 +72,6 @@ void XML_response(AsyncWebServerRequest *request, char* dest)
  if (request != nullptr) request->send(200, "text/xml", obuf);
 }

-//Deprecated, use of /json/state and presets recommended instead
-void URL_response(AsyncWebServerRequest *request)
-{
-  char sbuf[256];
-  char s2buf[100];
-  obuf = s2buf;
-  olen = 0;
-
-  char s[16];
-  oappend(SET_F("http://"));
-  IPAddress localIP = Network.localIP();
-  sprintf(s, "%d.%d.%d.%d", localIP[0], localIP[1], localIP[2], localIP[3]);
-  oappend(s);
-
-  oappend(SET_F("/win&A="));
-  oappendi(bri);
-  oappend(SET_F("&CL=h"));
-  for (int i = 0; i < 3; i++)
-  {
-   sprintf(s,"%02X", col[i]);
-   oappend(s);
-  }
-  oappend(SET_F("&C2=h"));
-  for (int i = 0; i < 3; i++)
-  {
-   sprintf(s,"%02X", colSec[i]);
-   oappend(s);
-  }
-  oappend(SET_F("&FX="));
-  oappendi(effectCurrent);
-  oappend(SET_F("&SX="));
-  oappendi(effectSpeed);
-  oappend(SET_F("&IX="));
-  oappendi(effectIntensity);
-  oappend(SET_F("&FP="));
-  oappendi(effectPalette);
-
-  obuf = sbuf;
-  olen = 0;
-
-  oappend(SET_F("<html><body><a href=\""));
-  oappend(s2buf);
-  oappend(SET_F("\" target=\"_blank\">"));
-  oappend(s2buf);
-  oappend(SET_F("</a></body></html>"));
-
-  if (request != nullptr) request->send(200, "text/html", obuf);
-}
-
 void extractPin(JsonObject &obj, const char *key) {
  if (obj[key].is<JsonArray>()) {
    JsonArray pins = obj[key].as<JsonArray>();