dejvino/music-video-gen
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Tweak: blackout thresholds (WIP)

Browse Source
This commit is contained in:
Dejvino 2026-01-04 17:32:28 +00:00
parent cae867fd9f
commit 997986917c
2 changed files with 59 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

32
party-stage/src/scene/fps-counter.js
View File

@ -125,7 +125,7 @@ export class DebugPanel extends SceneFeature {
this.history = new Array(this.canvas.width).fill(0);
this.memHistory = new Array(this.memCanvas.width).fill(0);
this.musicHistory = new Array(this.musicCanvas.width).fill({l:0, low:0, high:0, b:0, lt:0, qt:0, m:0.5, bo: false});
this.musicHistory = new Array(this.musicCanvas.width).fill({l:0, la:0, low:0, lla:0, high:0, b:0, lt:0, qt:0, m:0.5, bo: false, al: 0});
// Initialize visibility based on config
if (state.config) {
@ -183,6 +183,8 @@ export class DebugPanel extends SceneFeature {
const loudness = state.music.loudness || 0;
const loudnessAvg = state.music.loudnessAverage || 0;
const lows = state.music.loudnessLows || 0;
const lowsAvg = state.music.loudnessLowsAverage || 0;
const avgLoudness = state.music.averageLoudness || 0;
const highs = state.music.loudnessHighs || 0;
const beat = state.music.beatIntensity || 0;
const thresholds = state.music.thresholds || { loud: 0, quiet: 0 };
@ -190,7 +192,7 @@ export class DebugPanel extends SceneFeature {
if (state.music.mode === 'Loud') modeVal = 1.0;
else if (state.music.mode === 'Quiet') modeVal = 0.0;
this.musicHistory.push({ l: loudness, la: loudnessAvg, low: lows, high: highs, b: beat, lt: thresholds.loud, qt: thresholds.quiet, m: modeVal, bo: state.blackoutMode });
this.musicHistory.push({ l: loudness, la: loudnessAvg, low: lows, lla: lowsAvg, high: highs, b: beat, lt: thresholds.loud, qt: thresholds.quiet, m: modeVal, bo: state.blackoutMode, al: avgLoudness });
if (this.musicHistory.length > this.musicCanvas.width) {
this.musicHistory.shift();
}
@ -285,6 +287,19 @@ export class DebugPanel extends SceneFeature {
}
ctx.stroke();
// Draw Lows Avg (Darker Brown)
ctx.beginPath();
ctx.strokeStyle = '#8B4513'; // Saddle Brown
ctx.lineWidth = 1;
for (let i = 0; i < this.musicHistory.length; i++) {
const val = this.musicHistory[i].lla !== undefined ? this.musicHistory[i].lla : 0;
const x = i;
const y = h - (val * h);
if (i === 0) ctx.moveTo(x, y);
else ctx.lineTo(x, y);
}
ctx.stroke();
// Draw All (Blue)
ctx.beginPath();
ctx.strokeStyle = '#66aaff'; // Visible Blue
@ -324,6 +339,19 @@ export class DebugPanel extends SceneFeature {
}
ctx.stroke();
// Draw Average Loudness (Pink)
ctx.beginPath();
ctx.strokeStyle = '#FF69B4'; // HotPink
ctx.lineWidth = 1;
for (let i = 0; i < this.musicHistory.length; i++) {
const val = this.musicHistory[i].al !== undefined ? this.musicHistory[i].al : 0;
const x = i;
const y = h - (val * h);
if (i === 0) ctx.moveTo(x, y);
else ctx.lineTo(x, y);
}
ctx.stroke();
// Draw Beat Intensity (Magenta)
ctx.beginPath();
ctx.strokeStyle = '#ff00ff';

48
party-stage/src/scene/music-visualizer.js
View File

@ -48,7 +48,7 @@ export class MusicVisualizer extends SceneFeature {
let sumLows = 0;
let sumHighs = 0;
let sumAll = 0;
const countLows = Math.min(dataArray.length * 0.2, dataArray.length);
const countLows = Math.min(dataArray.length * 0.4, dataArray.length);
const countHighs = Math.min(dataArray.length * 0.6, dataArray.length);
for (let i = 0; i < dataArray.length; i++) {
@ -70,12 +70,13 @@ export class MusicVisualizer extends SceneFeature {
state.music.loudnessLows = averageLows / 255;
state.music.loudnessHighs = averageHighs / 255;
// --- Track loudness over the last 2 seconds ---
// --- Track loudness over the last X seconds ---
const loudnessHistorySeconds = 0.5;
this.loudnessHistory.push(state.music.loudness);
if (this.loudnessHistory.length > 120) this.loudnessHistory.shift();
if (this.loudnessHistory.length > loudnessHistorySeconds*60) this.loudnessHistory.shift();
this.loudnessLowsHistory.push(state.music.loudnessLows);
if (this.loudnessLowsHistory.length > 120) this.loudnessLowsHistory.shift();
if (this.loudnessLowsHistory.length > loudnessHistorySeconds*60) this.loudnessLowsHistory.shift();
const avgLoudness = this.loudnessHistory.reduce((a, b) => a + b, 0) / this.loudnessHistory.length;
const avgLowsLoudness = this.loudnessLowsHistory.reduce((a, b) => a + b, 0) / this.loudnessLowsHistory.length;
@ -86,22 +87,31 @@ export class MusicVisualizer extends SceneFeature {
}
const time = state.clock.getElapsedTime();
const loudness = state.music.loudness || 0;
const loudnessAvg = state.music.loudnessAverage || 0;
this.averageLoudness = loudnessAvg;
const loudness = state.music.loudnessLows || 0;
const loudnessAvg = state.music.loudnessLowsAverage || 0;
const songTime = state.music.player ? state.music.player.currentTime : 0;
this.averageLoudness = THREE.MathUtils.lerp(this.averageLoudness, loudnessAvg, deltaTime * (songTime < 5 ? 0.5 : 0.2));
state.music.averageLoudness = this.averageLoudness;
// --- Beat Detection & Auto-BPM ---
this.beatThreshold = Math.max(loudnessAvg * 1.01, this.beatThreshold * 0.96);
// Use Lows (Bass) for clearer beat detection
const beatSignal = state.music.loudnessLows || 0;
const beatAvg = state.music.loudnessLowsAverage || 0;
if (loudness > this.beatThreshold) {
// Decay threshold based on time
this.beatThreshold -= deltaTime * 0.8;
const thresholdFloor = Math.max(0.15, beatAvg * 1.1);
if (this.beatThreshold < thresholdFloor) this.beatThreshold = thresholdFloor;
if (beatSignal > this.beatThreshold) {
const now = time;
if (now - this.lastBeatTime > 0.3) { // Min interval (~200 BPM)
if (now - this.lastBeatTime > 0.25) { // Min interval (~240 BPM)
const interval = now - this.lastBeatTime;
this.lastBeatTime = now;
this.beatThreshold = loudness * 1.2; // Bump threshold
this.beatThreshold = beatSignal * 1.1; // Bump threshold
// Valid BPM range: 60-180 (interval 1.0s - 0.33s)
if (interval >= 0.33 && interval <= 1.0) {
// Valid BPM range: 50-200 (interval 1.2s - 0.3s)
if (interval >= 0.3 && interval <= 1.2) {
this.beatIntervals.push(interval);
if (this.beatIntervals.length > 8) this.beatIntervals.shift();
@ -151,23 +161,23 @@ export class MusicVisualizer extends SceneFeature {
// It starts high and decays, making it easier to exit the longer we're in blackout.
const loudSpikeModif = 1.2; // How much louder than average a "drop" needs to be.
let loudThreshold = this.averageLoudness * loudSpikeModif;
loudThreshold = Math.max(this.averageLoudness + 0.1, loudThreshold - (timeInStateQuiet * 0.05));
// loudThreshold = Math.max(this.averageLoudness + 0.1, loudThreshold - (timeInStateQuiet * 0.05));
// The threshold to ENTER blackout, based on a percentage of the song's average loudness.
let quietThreshold = this.averageLoudness * 0.75;
quietThreshold = THREE.MathUtils.clamp(quietThreshold, 0.02, 0.3); // Clamp to a reasonable range.
let quietThreshold = this.averageLoudness * 0.7;
// quietThreshold = THREE.MathUtils.clamp(quietThreshold, 0.02, 0.3); // Clamp to a reasonable range.
// --- Auto-Blackout Logic ---
// If blackout is active, monitor for loud events (The Drop) to disable it.
if (state.config.blackout) {
const beatThreshold = 0.8;
const beatThreshold = 0.7;
if (state.blackoutMode) {
if (state.music.loudness > loudThreshold && state.music.beatIntensity > beatThreshold) {
if (loudness > loudThreshold && state.music.beatIntensity > beatThreshold) {
state.blackoutMode = false;
}
} else {
if (state.music.loudness < quietThreshold) {
if (loudness < quietThreshold) {
state.blackoutMode = true;
}
}