skip highlighting channel that doesn't exist

2024-05-06 01:48:59 -04:00
parent c2124be9da
commit 90cbbf7883
1 changed files with 1 additions and 0 deletions
--- a/index.js
+++ b/index.js
@@ -950,6 +950,7 @@ function drawFrequencyLineGraph(ctx, channel, highLowIndex, color, lineWidth, da
    const {pairs, time} = frequencyOverTime[i];
    const x = getTimeX(time, newest);
    if(x === -1) continue;
+    if(channel > pairs.length) continue;
    const amplitude = pairs[channel][highLowIndex];
    const y = getPercentY(amplitude / MAX_DATA);
    if(i === 0) ctx.moveTo(x, y); else ctx.lineTo(x, y);