radio95/RadioPlayer
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mirror of https://github.com/radio95-rnt/RadioPlayer.git synced 2026-07-29 15:29:14 +02:00
Code Issues Activity

bs412 gain plot

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This commit is contained in:
kuba
2026-05-10 18:35:29 +02:00
parent 759a17a927
commit 8dc34072ac
1 changed files with 11 additions and 5 deletions
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modules/web/fm95.html
+11 -5
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@@ -161,10 +161,11 @@
let histInput = new Array(MAX_PTS).fill(null);
let histAudio = new Array(MAX_PTS).fill(null);
let histAgc = new Array(MAX_PTS).fill(null);
let histBs = new Array(MAX_PTS).fill(null);
// animation state
let targets = { input: null, audio: null, agc: null };
let current = { input: null, audio: null, agc: null };
let targets = { input: null, audio: null, agc: null, bs: null };
let current = { input: null, audio: null, agc: null, bs: null };
let rafId = null;
const LERP = 0.18;
@@ -177,7 +178,7 @@
rafId = null;
let dirty = false;
for (const key of ['input', 'audio', 'agc']) {
for (const key of ['input', 'audio', 'agc', 'bs']) {
if (targets[key] === null) continue;
const prev = current[key] ?? targets[key];
const next = prev + (targets[key] - prev) * LERP;
@@ -192,7 +193,8 @@
// update only the tip of each history array
histInput[histInput.length - 1] = current.input;
histAudio[histAudio.length - 1] = current.audio;
histAgc[histAgc.length - 1] = current.agc;
histAgc[histAgc.length - 1] = current.agc;
histBs[histBs.length - 1] = current.bs;
drawScope();
if (dirty) rafId = requestAnimationFrame(animStep);
@@ -226,7 +228,7 @@
ctx.fillRect(0, 0, W, H);
let yMin = -1, yMax = 1;
const vals = [...histInput, ...histAudio, ...histAgc].filter(v => v !== null);
const vals = [...histInput, ...histAudio, ...histAgc, ...histBs].filter(v => v !== null);
if (vals.length) {
yMin = Math.min(...vals);
yMax = Math.max(...vals);
@@ -286,6 +288,7 @@
drawLine(histInput, '#f472b6');
drawLine(histAudio, '#38bdf8');
drawLine(histAgc, '#fb923c');
drawLine(histBs, '#34d399');
}
function decode(b64) {
@@ -314,13 +317,16 @@
const iv = current.input ?? values[3];
const av = current.audio ?? values[4];
const gv = current.agc ?? values[2];
const hv = current.bs ?? values[1];
histInput.push(iv); if (histInput.length > MAX_PTS) histInput.shift();
histAudio.push(av); if (histAudio.length > MAX_PTS) histAudio.shift();
histAgc.push(gv); if (histAgc.length > MAX_PTS) histAgc.shift();
histBs.push(hv); if (histBs.length > MAX_PTS) histBs.shift();
animateTo('input', values[3]);
animateTo('audio', values[4]);
animateTo('agc', values[2]);
animateTo('bs', values[1]);
document.getElementById('last-update').textContent = `Last update: ${new Date().toLocaleTimeString()}`;
}