Add brightness source badge to target cards, clean up FPS badge

Show brightness value source name on LED and KC target cards when
configured. Remove redundant 'fps' text from FPS badges.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

server/src/wled_controller/api/schemas/picture_targets.py

@@ -127,6 +127,9 @@ class TargetProcessingState(BaseModel):
     timing_map_leds_ms: Optional[float] = Field(None, description="LED color mapping time (ms)")
     timing_smooth_ms: Optional[float] = Field(None, description="Temporal smoothing time (ms)")
     timing_total_ms: Optional[float] = Field(None, description="Total processing time per frame (ms)")
+    timing_audio_read_ms: Optional[float] = Field(None, description="Audio device read time (ms)")
+    timing_audio_fft_ms: Optional[float] = Field(None, description="Audio FFT analysis time (ms)")
+    timing_audio_render_ms: Optional[float] = Field(None, description="Audio visualization render time (ms)")
     timing_calc_colors_ms: Optional[float] = Field(None, description="Color calculation time (ms, KC targets)")
     timing_broadcast_ms: Optional[float] = Field(None, description="WebSocket broadcast time (ms, KC targets)")
     display_index: Optional[int] = Field(None, description="Current display index")

server/src/wled_controller/core/audio/audio_capture.py

@@ -123,6 +123,9 @@ class AudioCaptureStream:
         self._smooth_spectrum_left = np.zeros(NUM_BANDS, dtype=np.float32)
         self._smooth_spectrum_right = np.zeros(NUM_BANDS, dtype=np.float32)
 
+        # Per-iteration timing (written by capture thread, read by consumers)
+        self._last_timing: dict = {}
+
     def start(self) -> None:
         if self._running:
             return
@@ -150,6 +153,10 @@ class AudioCaptureStream:
         with self._lock:
             return self._latest
 
+    def get_last_timing(self) -> dict:
+        """Return per-iteration timing from the capture loop (ms)."""
+        return dict(self._last_timing)
+
     def _capture_loop(self) -> None:
         try:
             import pyaudiowpatch as pyaudio
@@ -211,6 +218,7 @@ class AudioCaptureStream:
             spectrum_buf_right = np.zeros(NUM_BANDS, dtype=np.float32)
 
             while self._running:
+                t_read_start = time.perf_counter()
                 try:
                     raw_data = stream.read(self._chunk_size, exception_on_overflow=False)
                     data = np.frombuffer(raw_data, dtype=np.float32)
@@ -218,6 +226,7 @@ class AudioCaptureStream:
                     logger.warning(f"Audio read error: {e}")
                     time.sleep(0.05)
                     continue
+                t_read_end = time.perf_counter()
 
                 # Split channels and mix to mono
                 if channels > 1:
@@ -275,6 +284,12 @@ class AudioCaptureStream:
                         beat = True
                         beat_intensity = min(1.0, (ratio - 1.0) / 2.0)
 
+                t_fft_end = time.perf_counter()
+                self._last_timing = {
+                    "read_ms": (t_read_end - t_read_start) * 1000,
+                    "fft_ms": (t_fft_end - t_read_end) * 1000,
+                }
+
                 analysis = AudioAnalysis(
                     timestamp=time.perf_counter(),
                     rms=rms,

server/src/wled_controller/core/devices/adalight_provider.py

@@ -17,4 +17,6 @@ class AdalightDeviceProvider(SerialDeviceProvider):
         led_count = kwargs.pop("led_count", 0)
         baud_rate = kwargs.pop("baud_rate", None)
         kwargs.pop("use_ddp", None)  # Not applicable for serial
-        return AdalightClient(url, led_count=led_count, baud_rate=baud_rate, **kwargs)
+        kwargs.pop("send_latency_ms", None)
+        kwargs.pop("rgbw", None)
+        return AdalightClient(url, led_count=led_count, baud_rate=baud_rate)

server/src/wled_controller/core/devices/ambiled_provider.py

@@ -17,4 +17,6 @@ class AmbiLEDDeviceProvider(SerialDeviceProvider):
         led_count = kwargs.pop("led_count", 0)
         baud_rate = kwargs.pop("baud_rate", None)
         kwargs.pop("use_ddp", None)
-        return AmbiLEDClient(url, led_count=led_count, baud_rate=baud_rate, **kwargs)
+        kwargs.pop("send_latency_ms", None)
+        kwargs.pop("rgbw", None)
+        return AmbiLEDClient(url, led_count=led_count, baud_rate=baud_rate)

server/src/wled_controller/core/devices/wled_provider.py

@@ -36,6 +36,8 @@ class WLEDDeviceProvider(LEDDeviceProvider):
         from wled_controller.core.devices.wled_client import WLEDClient
         kwargs.pop("led_count", None)
         kwargs.pop("baud_rate", None)
+        kwargs.pop("send_latency_ms", None)
+        kwargs.pop("rgbw", None)
         return WLEDClient(url, **kwargs)
 
     async def check_health(self, url: str, http_client, prev_health=None) -> DeviceHealth:

server/src/wled_controller/core/processing/audio_stream.py

@@ -45,6 +45,9 @@ class AudioColorStripStream(ColorStripStream):
         self._thread: Optional[threading.Thread] = None
         self._fps = 30
 
+        # Per-frame timing (read by WledTargetProcessor via get_last_timing())
+        self._last_timing: dict = {}
+
         # Beat pulse persistent state
         self._pulse_brightness = 0.0
 
@@ -73,7 +76,7 @@ class AudioColorStripStream(ColorStripStream):
         self._audio_source_id = audio_source_id
         if audio_source_id and self._audio_source_store:
             try:
-                device_index, is_loopback, channel = self._audio_source_store.resolve_mono_source(audio_source_id)
+                device_index, is_loopback, channel = self._audio_source_store.resolve_audio_source(audio_source_id)
                 self._audio_device_index = device_index
                 self._audio_loopback = is_loopback
                 self._audio_channel = channel
@@ -147,6 +150,9 @@ class AudioColorStripStream(ColorStripStream):
         with self._colors_lock:
             return self._colors
 
+    def get_last_timing(self) -> dict:
+        return dict(self._last_timing)
+
     def update_source(self, source) -> None:
         from wled_controller.storage.color_strip_source import AudioColorStripSource
         if isinstance(source, AudioColorStripSource):
@@ -204,11 +210,24 @@ class AudioColorStripStream(ColorStripStream):
                     analysis = self._audio_stream.get_latest_analysis()
 
                 render_fn = renderers.get(self._visualization_mode, self._render_spectrum)
+                t_render = time.perf_counter()
                 render_fn(buf, n, analysis)
+                render_ms = (time.perf_counter() - t_render) * 1000
 
                 with self._colors_lock:
                     self._colors = buf
 
+                # Pull capture-side timing and combine with render timing
+                capture_timing = self._audio_stream.get_last_timing() if self._audio_stream else {}
+                read_ms = capture_timing.get("read_ms", 0)
+                fft_ms = capture_timing.get("fft_ms", 0)
+                self._last_timing = {
+                    "audio_read_ms": read_ms,
+                    "audio_fft_ms": fft_ms,
+                    "audio_render_ms": render_ms,
+                    "total_ms": read_ms + fft_ms + render_ms,
+                }
+
                 elapsed = time.perf_counter() - loop_start
                 time.sleep(max(frame_time - elapsed, 0.001))
 

server/src/wled_controller/core/processing/value_stream.py

@@ -156,6 +156,8 @@ class AudioValueStream(ValueStream):
         mode: str = "rms",
         sensitivity: float = 1.0,
         smoothing: float = 0.3,
+        min_value: float = 0.0,
+        max_value: float = 1.0,
         audio_capture_manager: Optional["AudioCaptureManager"] = None,
         audio_source_store: Optional["AudioSourceStore"] = None,
     ):
@@ -163,6 +165,8 @@ class AudioValueStream(ValueStream):
         self._mode = mode
         self._sensitivity = sensitivity
         self._smoothing = smoothing
+        self._min = min_value
+        self._max = max_value
         self._audio_capture_manager = audio_capture_manager
         self._audio_source_store = audio_source_store
 
@@ -178,11 +182,11 @@ class AudioValueStream(ValueStream):
         self._resolve_audio_source()
 
     def _resolve_audio_source(self) -> None:
-        """Resolve mono audio source to device index / channel."""
+        """Resolve audio source (mono or multichannel) to device index / channel."""
         if self._audio_source_id and self._audio_source_store:
             try:
                 device_index, is_loopback, channel = (
-                    self._audio_source_store.resolve_mono_source(self._audio_source_id)
+                    self._audio_source_store.resolve_audio_source(self._audio_source_id)
                 )
                 self._audio_device_index = device_index
                 self._audio_loopback = is_loopback
@@ -210,7 +214,7 @@ class AudioValueStream(ValueStream):
 
     def get_value(self) -> float:
         if self._audio_stream is None:
-            return 0.0
+            return self._min
 
         analysis = self._audio_stream.get_latest_analysis()
         if analysis is None:
@@ -222,7 +226,10 @@ class AudioValueStream(ValueStream):
         # Temporal smoothing
         smoothed = self._smoothing * self._prev_value + (1.0 - self._smoothing) * raw
         self._prev_value = smoothed
-        return max(0.0, min(1.0, smoothed))
+
+        # Map to [min, max]
+        mapped = self._min + smoothed * (self._max - self._min)
+        return max(0.0, min(1.0, mapped))
 
     def _extract_raw(self, analysis) -> float:
         """Extract raw scalar from audio analysis based on mode."""
@@ -265,6 +272,8 @@ class AudioValueStream(ValueStream):
         self._mode = source.mode
         self._sensitivity = source.sensitivity
         self._smoothing = source.smoothing
+        self._min = source.min_value
+        self._max = source.max_value
 
         # If audio source changed, re-resolve and swap capture stream
         if source.audio_source_id != old_source_id:
@@ -598,6 +607,8 @@ class ValueStreamManager:
                 mode=source.mode,
                 sensitivity=source.sensitivity,
                 smoothing=source.smoothing,
+                min_value=source.min_value,
+                max_value=source.max_value,
                 audio_capture_manager=self._audio_capture_manager,
                 audio_source_store=self._audio_source_store,
             )

server/src/wled_controller/core/processing/wled_target_processor.py

@@ -300,9 +300,19 @@ class WledTargetProcessor(TargetProcessor):
             css_timing = self._css_stream.get_last_timing()
 
         send_ms = round(metrics.timing_send_ms, 1) if self._is_running else None
+        # Picture source timing
         extract_ms = round(css_timing.get("extract_ms", 0), 1) if css_timing else None
         map_ms = round(css_timing.get("map_leds_ms", 0), 1) if css_timing else None
         smooth_ms = round(css_timing.get("smooth_ms", 0), 1) if css_timing else None
+        # Audio source timing (keyed on audio_render_ms presence)
+        is_audio_source = css_timing and "audio_render_ms" in css_timing
+        audio_read_ms = round(css_timing.get("audio_read_ms", 0), 1) if is_audio_source else None
+        audio_fft_ms = round(css_timing.get("audio_fft_ms", 0), 1) if is_audio_source else None
+        audio_render_ms = round(css_timing.get("audio_render_ms", 0), 1) if is_audio_source else None
+        # Suppress picture timing when audio source is active
+        if is_audio_source:
+            extract_ms = map_ms = smooth_ms = None
+
         if css_timing:
             total_ms = round(css_timing.get("total_ms", 0) + metrics.timing_send_ms, 1)
         elif self._is_running and send_ms is not None:
@@ -326,6 +336,9 @@ class WledTargetProcessor(TargetProcessor):
             "timing_extract_ms": extract_ms,
             "timing_map_leds_ms": map_ms,
             "timing_smooth_ms": smooth_ms,
+            "timing_audio_read_ms": audio_read_ms,
+            "timing_audio_fft_ms": audio_fft_ms,
+            "timing_audio_render_ms": audio_render_ms,
             "timing_total_ms": total_ms,
             "display_index": self._resolved_display_index,
             "overlay_active": self._overlay_active,

server/src/wled_controller/static/css/cards.css

@@ -553,6 +553,9 @@ ul.section-tip li {
 .timing-map { background: #FF9800; }
 .timing-smooth { background: #2196F3; }
 .timing-send { background: #E91E63; }
+.timing-audio-read { background: #4CAF50; }
+.timing-audio-fft { background: #FF9800; }
+.timing-audio-render { background: #2196F3; }
 
 .timing-legend {
     display: flex;
@@ -580,6 +583,9 @@ ul.section-tip li {
 .timing-dot.timing-map { background: #FF9800; }
 .timing-dot.timing-smooth { background: #2196F3; }
 .timing-dot.timing-send { background: #E91E63; }
+.timing-dot.timing-audio-read { background: #4CAF50; }
+.timing-dot.timing-audio-fft { background: #FF9800; }
+.timing-dot.timing-audio-render { background: #2196F3; }
 
 @media (max-width: 768px) {
     .displays-grid,

server/src/wled_controller/static/js/features/color-strips.js

@@ -517,13 +517,14 @@ async function _loadAudioSources() {
     const select = document.getElementById('css-editor-audio-source');
     if (!select) return;
     try {
-        const resp = await fetchWithAuth('/audio-sources?source_type=mono');
+        const resp = await fetchWithAuth('/audio-sources');
         if (!resp.ok) throw new Error('fetch failed');
         const data = await resp.json();
         const sources = data.sources || [];
-        select.innerHTML = sources.map(s =>
+        select.innerHTML = sources.map(s => {
-            `<option value="${s.id}">${escapeHtml(s.name)}</option>`
+            const badge = s.source_type === 'multichannel' ? ' [multichannel]' : ' [mono]';
-        ).join('');
+            return `<option value="${s.id}">${escapeHtml(s.name)}${badge}</option>`;
+        }).join('');
         if (sources.length === 0) {
             select.innerHTML = '';
         }

server/src/wled_controller/static/js/features/kc-targets.js

@@ -35,7 +35,7 @@ class KCEditorModal extends Modal {
 
 const kcEditorModal = new KCEditorModal();
 
-export function createKCTargetCard(target, sourceMap, patternTemplateMap) {
+export function createKCTargetCard(target, sourceMap, patternTemplateMap, valueSourceMap) {
     const state = target.state || {};
     const metrics = target.metrics || {};
     const kcSettings = target.key_colors_settings || {};
@@ -50,6 +50,9 @@ export function createKCTargetCard(target, sourceMap, patternTemplateMap) {
     const patternName = patTmpl ? patTmpl.name : 'No pattern';
     const rectCount = patTmpl ? (patTmpl.rectangles || []).length : 0;
 
+    const bvsId = kcSettings.brightness_value_source_id || '';
+    const bvs = bvsId && valueSourceMap ? valueSourceMap[bvsId] : null;
+
     // Render initial color swatches from pre-fetched REST data
     let swatchesHtml = '';
     const latestColors = target.latestColors && target.latestColors.colors;
@@ -77,7 +80,8 @@ export function createKCTargetCard(target, sourceMap, patternTemplateMap) {
                 <span class="stream-card-prop" title="${t('kc.source')}">📺 ${escapeHtml(sourceName)}</span>
                 <span class="stream-card-prop" title="${t('kc.pattern_template')}">📄 ${escapeHtml(patternName)}</span>
                 <span class="stream-card-prop">▭ ${rectCount} rect${rectCount !== 1 ? 's' : ''}</span>
-                <span class="stream-card-prop" title="${t('kc.fps')}">⚡ ${kcSettings.fps ?? 10} fps</span>
+                <span class="stream-card-prop" title="${t('kc.fps')}">⚡ ${kcSettings.fps ?? 10}</span>
+                ${bvs ? `<span class="stream-card-prop stream-card-prop-full" title="${t('targets.brightness_vs')}">🔆 ${escapeHtml(bvs.name)}</span>` : ''}
             </div>
             <div class="brightness-control" data-kc-brightness-wrap="${target.id}">
                 <input type="range" class="brightness-slider" min="0" max="255"

server/src/wled_controller/static/js/features/targets.js

@@ -387,13 +387,14 @@ export async function loadTargetsTab() {
     _loadTargetsLock = true;
 
     try {
-        // Fetch devices, targets, CSS sources, picture sources, and pattern templates in parallel
+        // Fetch devices, targets, CSS sources, picture sources, pattern templates, and value sources in parallel
-        const [devicesResp, targetsResp, cssResp, psResp, patResp] = await Promise.all([
+        const [devicesResp, targetsResp, cssResp, psResp, patResp, vsResp] = await Promise.all([
             fetchWithAuth('/devices'),
             fetchWithAuth('/picture-targets'),
             fetchWithAuth('/color-strip-sources').catch(() => null),
             fetchWithAuth('/picture-sources').catch(() => null),
             fetchWithAuth('/pattern-templates').catch(() => null),
+            fetchWithAuth('/value-sources').catch(() => null),
         ]);
 
         const devicesData = await devicesResp.json();
@@ -422,6 +423,12 @@ export async function loadTargetsTab() {
             patternTemplates.forEach(pt => { patternTemplateMap[pt.id] = pt; });
         }
 
+        let valueSourceMap = {};
+        if (vsResp && vsResp.ok) {
+            const vsData = await vsResp.json();
+            (vsData.sources || []).forEach(s => { valueSourceMap[s.id] = s; });
+        }
+
         // Fetch all device states, target states, and target metrics in batch
         const [batchDevStatesResp, batchTgtStatesResp, batchTgtMetricsResp] = await Promise.all([
             fetchWithAuth('/devices/batch/states'),
@@ -478,8 +485,8 @@ export async function loadTargetsTab() {
         // Build items arrays for each section
         const deviceItems = ledDevices.map(d => ({ key: d.id, html: createDeviceCard(d) }));
         const cssItems = Object.values(colorStripSourceMap).map(s => ({ key: s.id, html: createColorStripCard(s, pictureSourceMap) }));
-        const ledTargetItems = ledTargets.map(t => ({ key: t.id, html: createTargetCard(t, deviceMap, colorStripSourceMap) }));
+        const ledTargetItems = ledTargets.map(t => ({ key: t.id, html: createTargetCard(t, deviceMap, colorStripSourceMap, valueSourceMap) }));
-        const kcTargetItems = kcTargets.map(t => ({ key: t.id, html: createKCTargetCard(t, pictureSourceMap, patternTemplateMap) }));
+        const kcTargetItems = kcTargets.map(t => ({ key: t.id, html: createKCTargetCard(t, pictureSourceMap, patternTemplateMap, valueSourceMap) }));
         const patternItems = patternTemplates.map(pt => ({ key: pt.id, html: createPatternTemplateCard(pt) }));
 
         // Track which target cards were replaced/added (need chart re-init)
@@ -630,7 +637,7 @@ function _cssSourceName(cssId, colorStripSourceMap) {
     return css ? escapeHtml(css.name) : escapeHtml(cssId);
 }
 
-export function createTargetCard(target, deviceMap, colorStripSourceMap) {
+export function createTargetCard(target, deviceMap, colorStripSourceMap, valueSourceMap) {
     const state = target.state || {};
     const metrics = target.metrics || {};
 
@@ -642,6 +649,9 @@ export function createTargetCard(target, deviceMap, colorStripSourceMap) {
     const cssId = target.color_strip_source_id || '';
     const cssSummary = _cssSourceName(cssId, colorStripSourceMap);
 
+    const bvsId = target.brightness_value_source_id || '';
+    const bvs = bvsId && valueSourceMap ? valueSourceMap[bvsId] : null;
+
     // Determine if overlay is available (picture-based CSS)
     const css = cssId ? colorStripSourceMap[cssId] : null;
     const overlayAvailable = !css || css.source_type === 'picture';
@@ -667,8 +677,9 @@ export function createTargetCard(target, deviceMap, colorStripSourceMap) {
             </div>
             <div class="stream-card-props">
                 <span class="stream-card-prop" title="${t('targets.device')}">💡 ${escapeHtml(deviceName)}</span>
-                <span class="stream-card-prop" title="${t('targets.fps')}">⚡ ${target.fps || 30} fps</span>
+                <span class="stream-card-prop" title="${t('targets.fps')}">⚡ ${target.fps || 30}</span>
                 <span class="stream-card-prop stream-card-prop-full" title="${t('targets.color_strip_source')}">🎞️ ${cssSummary}</span>
+                ${bvs ? `<span class="stream-card-prop stream-card-prop-full" title="${t('targets.brightness_vs')}">🔆 ${escapeHtml(bvs.name)}</span>` : ''}
             </div>
             <div class="card-content">
                 ${isProcessing ? `
@@ -688,15 +699,27 @@ export function createTargetCard(target, deviceMap, colorStripSourceMap) {
                             <div class="timing-total"><strong>${state.timing_total_ms}ms</strong></div>
                         </div>
                         <div class="timing-bar">
+                            ${state.timing_audio_read_ms != null ? `
+                            <span class="timing-seg timing-audio-read" style="flex:${state.timing_audio_read_ms}" title="read ${state.timing_audio_read_ms}ms"></span>
+                            <span class="timing-seg timing-audio-fft" style="flex:${state.timing_audio_fft_ms}" title="fft ${state.timing_audio_fft_ms}ms"></span>
+                            <span class="timing-seg timing-audio-render" style="flex:${state.timing_audio_render_ms || 0.1}" title="render ${state.timing_audio_render_ms}ms"></span>
+                            ` : `
                             ${state.timing_extract_ms != null ? `<span class="timing-seg timing-extract" style="flex:${state.timing_extract_ms}" title="extract ${state.timing_extract_ms}ms"></span>` : ''}
                             ${state.timing_map_leds_ms != null ? `<span class="timing-seg timing-map" style="flex:${state.timing_map_leds_ms}" title="map ${state.timing_map_leds_ms}ms"></span>` : ''}
                             ${state.timing_smooth_ms != null ? `<span class="timing-seg timing-smooth" style="flex:${state.timing_smooth_ms || 0.1}" title="smooth ${state.timing_smooth_ms}ms"></span>` : ''}
+                            `}
                             <span class="timing-seg timing-send" style="flex:${state.timing_send_ms}" title="send ${state.timing_send_ms}ms"></span>
                         </div>
                         <div class="timing-legend">
+                            ${state.timing_audio_read_ms != null ? `
+                            <span class="timing-legend-item"><span class="timing-dot timing-audio-read"></span>read ${state.timing_audio_read_ms}ms</span>
+                            <span class="timing-legend-item"><span class="timing-dot timing-audio-fft"></span>fft ${state.timing_audio_fft_ms}ms</span>
+                            <span class="timing-legend-item"><span class="timing-dot timing-audio-render"></span>render ${state.timing_audio_render_ms}ms</span>
+                            ` : `
                             ${state.timing_extract_ms != null ? `<span class="timing-legend-item"><span class="timing-dot timing-extract"></span>extract ${state.timing_extract_ms}ms</span>` : ''}
                             ${state.timing_map_leds_ms != null ? `<span class="timing-legend-item"><span class="timing-dot timing-map"></span>map ${state.timing_map_leds_ms}ms</span>` : ''}
                             ${state.timing_smooth_ms != null ? `<span class="timing-legend-item"><span class="timing-dot timing-smooth"></span>smooth ${state.timing_smooth_ms}ms</span>` : ''}
+                            `}
                             <span class="timing-legend-item"><span class="timing-dot timing-send"></span>send ${state.timing_send_ms}ms</span>
                         </div>
                     </div>

server/src/wled_controller/static/js/features/value-sources.js

@@ -79,6 +79,8 @@ export async function showValueSourceModal(editData) {
             document.getElementById('value-source-mode').value = editData.mode || 'rms';
             _setSlider('value-source-sensitivity', editData.sensitivity ?? 1.0);
             _setSlider('value-source-smoothing', editData.smoothing ?? 0.3);
+            _setSlider('value-source-audio-min-value', editData.min_value ?? 0);
+            _setSlider('value-source-audio-max-value', editData.max_value ?? 1);
         } else if (editData.source_type === 'adaptive_time') {
             _populateScheduleUI(editData.schedule);
             _setSlider('value-source-adaptive-min-value', editData.min_value ?? 0);
@@ -105,6 +107,8 @@ export async function showValueSourceModal(editData) {
         document.getElementById('value-source-mode').value = 'rms';
         _setSlider('value-source-sensitivity', 1.0);
         _setSlider('value-source-smoothing', 0.3);
+        _setSlider('value-source-audio-min-value', 0);
+        _setSlider('value-source-audio-max-value', 1);
         // Adaptive defaults
         _populateScheduleUI([]);
         _populatePictureSourceDropdown('');
@@ -176,6 +180,8 @@ export async function saveValueSource() {
         payload.mode = document.getElementById('value-source-mode').value;
         payload.sensitivity = parseFloat(document.getElementById('value-source-sensitivity').value);
         payload.smoothing = parseFloat(document.getElementById('value-source-smoothing').value);
+        payload.min_value = parseFloat(document.getElementById('value-source-audio-min-value').value);
+        payload.max_value = parseFloat(document.getElementById('value-source-audio-max-value').value);
     } else if (sourceType === 'adaptive_time') {
         payload.schedule = _getScheduleFromUI();
         if (payload.schedule.length < 2) {
@@ -270,6 +276,7 @@ export function createValueSourceCard(src) {
         propsHtml = `
             <span class="stream-card-prop" title="${escapeHtml(t('value_source.audio_source'))}">${escapeHtml(audioName)}</span>
             <span class="stream-card-prop">${modeLabel.toUpperCase()}</span>
+            <span class="stream-card-prop">${src.min_value ?? 0}–${src.max_value ?? 1}</span>
         `;
     } else if (src.source_type === 'adaptive_time') {
         const pts = (src.schedule || []).length;
@@ -315,10 +322,10 @@ function _setSlider(id, value) {
 function _populateAudioSourceDropdown(selectedId) {
     const select = document.getElementById('value-source-audio-source');
     if (!select) return;
-    const mono = _cachedAudioSources.filter(s => s.source_type === 'mono');
+    select.innerHTML = _cachedAudioSources.map(s => {
-    select.innerHTML = mono.map(s =>
+        const badge = s.source_type === 'multichannel' ? ' [multichannel]' : ' [mono]';
-        `<option value="${s.id}"${s.id === selectedId ? ' selected' : ''}>${escapeHtml(s.name)}</option>`
+        return `<option value="${s.id}"${s.id === selectedId ? ' selected' : ''}>${escapeHtml(s.name)}${badge}</option>`;
-    ).join('');
+    }).join('');
 }
 
 // ── Adaptive helpers ──────────────────────────────────────────

server/src/wled_controller/static/locales/en.json

@@ -699,7 +699,7 @@
   "color_strip.audio.viz.beat_pulse": "Beat Pulse",
   "color_strip.audio.viz.vu_meter": "VU Meter",
   "color_strip.audio.source": "Audio Source:",
-  "color_strip.audio.source.hint": "Mono audio source that provides audio data for this visualization. Create and manage audio sources in the Sources tab.",
+  "color_strip.audio.source.hint": "Audio source for this visualization. Can be a multichannel (device) or mono (single channel) source. Create and manage audio sources in the Sources tab.",
   "color_strip.audio.sensitivity": "Sensitivity:",
   "color_strip.audio.sensitivity.hint": "Gain multiplier for audio levels. Higher values make LEDs react to quieter sounds.",
   "color_strip.audio.smoothing": "Smoothing:",
@@ -808,7 +808,7 @@
   "value_source.max_value": "Max Value:",
   "value_source.max_value.hint": "Maximum output of the waveform cycle",
   "value_source.audio_source": "Audio Source:",
-  "value_source.audio_source.hint": "Mono audio source to read audio levels from",
+  "value_source.audio_source.hint": "Audio source to read audio levels from (multichannel or mono)",
   "value_source.mode": "Mode:",
   "value_source.mode.hint": "RMS measures average volume. Peak tracks loudest moments. Beat triggers on rhythm.",
   "value_source.mode.rms": "RMS (Volume)",
@@ -818,6 +818,10 @@
   "value_source.sensitivity.hint": "Gain multiplier for the audio signal (higher = more reactive)",
   "value_source.smoothing": "Smoothing:",
   "value_source.smoothing.hint": "Temporal smoothing (0 = instant response, 1 = very smooth/slow)",
+  "value_source.audio_min_value": "Min Value:",
+  "value_source.audio_min_value.hint": "Output when audio is silent (e.g. 0.3 = 30% brightness floor)",
+  "value_source.audio_max_value": "Max Value:",
+  "value_source.audio_max_value.hint": "Output at maximum audio level",
   "value_source.schedule": "Schedule:",
   "value_source.schedule.hint": "Define at least 2 time points. Brightness interpolates linearly between them, wrapping at midnight.",
   "value_source.schedule.add": "+ Add Point",

server/src/wled_controller/static/locales/ru.json

@@ -699,7 +699,7 @@
   "color_strip.audio.viz.beat_pulse": "Пульс бита",
   "color_strip.audio.viz.vu_meter": "VU-метр",
   "color_strip.audio.source": "Аудиоисточник:",
-  "color_strip.audio.source.hint": "Моно-аудиоисточник, предоставляющий аудиоданные для визуализации. Создавайте и управляйте аудиоисточниками на вкладке Источники.",
+  "color_strip.audio.source.hint": "Аудиоисточник для визуализации. Может быть многоканальным (устройство) или моно (один канал). Создавайте и управляйте аудиоисточниками на вкладке Источники.",
   "color_strip.audio.sensitivity": "Чувствительность:",
   "color_strip.audio.sensitivity.hint": "Множитель усиления аудиосигнала. Более высокие значения делают LED чувствительнее к тихим звукам.",
   "color_strip.audio.smoothing": "Сглаживание:",
@@ -808,7 +808,7 @@
   "value_source.max_value": "Макс. значение:",
   "value_source.max_value.hint": "Максимальный выход цикла волны",
   "value_source.audio_source": "Аудиоисточник:",
-  "value_source.audio_source.hint": "Моно-аудиоисточник для считывания уровня звука",
+  "value_source.audio_source.hint": "Аудиоисточник для считывания уровня звука (многоканальный или моно)",
   "value_source.mode": "Режим:",
   "value_source.mode.hint": "RMS измеряет среднюю громкость. Пик отслеживает самые громкие моменты. Бит реагирует на ритм.",
   "value_source.mode.rms": "RMS (Громкость)",
@@ -818,6 +818,10 @@
   "value_source.sensitivity.hint": "Множитель усиления аудиосигнала (выше = более реактивный)",
   "value_source.smoothing": "Сглаживание:",
   "value_source.smoothing.hint": "Временное сглаживание (0 = мгновенный отклик, 1 = очень плавный/медленный)",
+  "value_source.audio_min_value": "Мин. значение:",
+  "value_source.audio_min_value.hint": "Выход при тишине (напр. 0.3 = минимум 30% яркости)",
+  "value_source.audio_max_value": "Макс. значение:",
+  "value_source.audio_max_value.hint": "Выход при максимальном уровне звука",
   "value_source.schedule": "Расписание:",
   "value_source.schedule.hint": "Определите минимум 2 временные точки. Яркость линейно интерполируется между ними, с переходом через полночь.",
   "value_source.schedule.add": "+ Добавить точку",

server/src/wled_controller/storage/audio_source_store.py

@@ -210,25 +210,33 @@ class AudioSourceStore:
 
     # ── Resolution ───────────────────────────────────────────────────
 
-    def resolve_mono_source(self, mono_id: str) -> Tuple[int, bool, str]:
+    def resolve_audio_source(self, source_id: str) -> Tuple[int, bool, str]:
-        """Resolve a mono audio source to (device_index, is_loopback, channel).
+        """Resolve any audio source to (device_index, is_loopback, channel).
 
-        Follows the reference chain: mono → multichannel.
+        Accepts both MultichannelAudioSource (defaults to "mono" channel)
+        and MonoAudioSource (follows reference chain to parent multichannel).
 
         Raises:
             ValueError: If source not found or chain is broken
         """
-        mono = self.get_source(mono_id)
+        source = self.get_source(source_id)
-        if not isinstance(mono, MonoAudioSource):
-            raise ValueError(f"Audio source {mono_id} is not a mono source")
 
-        parent = self.get_source(mono.audio_source_id)
+        if isinstance(source, MultichannelAudioSource):
-        if not isinstance(parent, MultichannelAudioSource):
+            return source.device_index, source.is_loopback, "mono"
-            raise ValueError(
-                f"Mono source {mono_id} references non-multichannel source {mono.audio_source_id}"
-            )
 
-        return parent.device_index, parent.is_loopback, mono.channel
+        if isinstance(source, MonoAudioSource):
+            parent = self.get_source(source.audio_source_id)
+            if not isinstance(parent, MultichannelAudioSource):
+                raise ValueError(
+                    f"Mono source {source_id} references non-multichannel source {source.audio_source_id}"
+                )
+            return parent.device_index, parent.is_loopback, source.channel
+
+        raise ValueError(f"Audio source {source_id} is not a valid audio source")
+
+    def resolve_mono_source(self, mono_id: str) -> Tuple[int, bool, str]:
+        """Backward-compatible wrapper for resolve_audio_source()."""
+        return self.resolve_audio_source(mono_id)
 
     # ── Migration ────────────────────────────────────────────────────
 

server/src/wled_controller/storage/value_source.py

@@ -91,6 +91,8 @@ class ValueSource:
                 mode=data.get("mode") or "rms",
                 sensitivity=float(data.get("sensitivity") or 1.0),
                 smoothing=float(data.get("smoothing") or 0.3),
+                min_value=float(data.get("min_value") or 0.0),
+                max_value=float(data["max_value"]) if data.get("max_value") is not None else 1.0,
             )
 
         if source_type == "adaptive_time":
@@ -167,10 +169,12 @@ class AudioValueSource(ValueSource):
     into a scalar value for brightness modulation.
     """
 
-    audio_source_id: str = ""    # references a MonoAudioSource
+    audio_source_id: str = ""    # references an audio source (mono or multichannel)
     mode: str = "rms"            # rms | peak | beat
     sensitivity: float = 1.0     # gain multiplier (0.1–5.0)
     smoothing: float = 0.3       # temporal smoothing (0.0–1.0)
+    min_value: float = 0.0       # minimum output (0.0–1.0)
+    max_value: float = 1.0       # maximum output (0.0–1.0)
 
     def to_dict(self) -> dict:
         d = super().to_dict()
@@ -178,6 +182,8 @@ class AudioValueSource(ValueSource):
         d["mode"] = self.mode
         d["sensitivity"] = self.sensitivity
         d["smoothing"] = self.smoothing
+        d["min_value"] = self.min_value
+        d["max_value"] = self.max_value
         return d
 
 

server/src/wled_controller/storage/value_source_store.py

@@ -142,6 +142,8 @@ class ValueSourceStore:
                 mode=mode or "rms",
                 sensitivity=sensitivity if sensitivity is not None else 1.0,
                 smoothing=smoothing if smoothing is not None else 0.3,
+                min_value=min_value if min_value is not None else 0.0,
+                max_value=max_value if max_value is not None else 1.0,
             )
         elif source_type == "adaptive_time":
             schedule_data = schedule or []
@@ -225,6 +227,10 @@ class ValueSourceStore:
                 source.sensitivity = sensitivity
             if smoothing is not None:
                 source.smoothing = smoothing
+            if min_value is not None:
+                source.min_value = min_value
+            if max_value is not None:
+                source.max_value = max_value
         elif isinstance(source, AdaptiveValueSource):
             if schedule is not None:
                 if source.source_type == "adaptive_time" and len(schedule) < 2:

server/src/wled_controller/templates/modals/value-source-editor.html

@@ -160,6 +160,32 @@
                             <span id="value-source-smoothing-display">0.3</span>
                         </div>
                     </div>
+
+                    <div class="form-group">
+                        <div class="label-row">
+                            <label for="value-source-audio-min-value" data-i18n="value_source.audio_min_value">Min Value:</label>
+                            <button type="button" class="hint-toggle" onclick="toggleHint(this)" title="?" data-i18n-aria-label="aria.hint">?</button>
+                        </div>
+                        <small class="input-hint" style="display:none" data-i18n="value_source.audio_min_value.hint">Output when audio is silent (e.g. 0.3 = 30% brightness floor)</small>
+                        <div class="range-with-value">
+                            <input type="range" id="value-source-audio-min-value" min="0" max="1" step="0.01" value="0"
+                                oninput="document.getElementById('value-source-audio-min-value-display').textContent = this.value">
+                            <span id="value-source-audio-min-value-display">0</span>
+                        </div>
+                    </div>
+
+                    <div class="form-group">
+                        <div class="label-row">
+                            <label for="value-source-audio-max-value" data-i18n="value_source.audio_max_value">Max Value:</label>
+                            <button type="button" class="hint-toggle" onclick="toggleHint(this)" title="?" data-i18n-aria-label="aria.hint">?</button>
+                        </div>
+                        <small class="input-hint" style="display:none" data-i18n="value_source.audio_max_value.hint">Output at maximum audio level</small>
+                        <div class="range-with-value">
+                            <input type="range" id="value-source-audio-max-value" min="0" max="1" step="0.01" value="1"
+                                oninput="document.getElementById('value-source-audio-max-value-display').textContent = this.value">
+                            <span id="value-source-audio-max-value-display">1</span>
+                        </div>
+                    </div>
                 </div>
 
                 <!-- Adaptive Time of Day fields -->