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solomax pushed a commit to branch master
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The following commit(s) were added to refs/heads/master by this push:
new 7979b33 [OPENMEETINGS-2539] mic level being displayed as expected
7979b33 is described below
commit 7979b334b518f29d9ae0a258813f42a932611487
Author: Maxim Solodovnik <solomax...@gmail.com>
AuthorDate: Thu Dec 17 11:05:14 2020 +0700
[OPENMEETINGS-2539] mic level being displayed as expected
---
.../apache/openmeetings/web/room/raw-settings.js | 34 ++++++++++++----------
1 file changed, 18 insertions(+), 16 deletions(-)
diff --git
a/openmeetings-web/src/main/java/org/apache/openmeetings/web/room/raw-settings.js
b/openmeetings-web/src/main/java/org/apache/openmeetings/web/room/raw-settings.js
index c3b2be0..1019f4f 100644
---
a/openmeetings-web/src/main/java/org/apache/openmeetings/web/room/raw-settings.js
+++
b/openmeetings-web/src/main/java/org/apache/openmeetings/web/room/raw-settings.js
@@ -64,22 +64,24 @@ var MicLevel = (function() {
const WIDTH = canvas.width
, HEIGHT = canvas.height;
canvasCtx.clearRect(0, 0, WIDTH, HEIGHT);
- if (!!analyser && cnvs.is(':visible')) {
- analyser.getByteFrequencyData(arr);
- let favg = 0.0;
- for (let i = 0; i < al; ++i) {
- favg += arr[i] * arr[i];
- }
- vol = Math.sqrt(favg / al);
- vals.push(vol);
- const min = vals.min();
- _micActivity(vol > min + 5); // magic
number
- canvasCtx.fillStyle = color;
- if (horiz) {
- canvasCtx.fillRect(0, 0, WIDTH
* vol / 100, HEIGHT);
- } else {
- const h = HEIGHT * vol / 100;
- canvasCtx.fillRect(0, HEIGHT -
h, WIDTH, h);
+ if (!!analyser && cnvs.length > 0) {
+ if (cnvs.is(':visible')) {
+
analyser.getByteFrequencyData(arr);
+ let favg = 0.0;
+ for (let i = 0; i < al; ++i) {
+ favg += arr[i] * arr[i];
+ }
+ vol = Math.sqrt(favg / al);
+ vals.push(vol);
+ const min = vals.min();
+ _micActivity(vol > min + 5); //
magic number
+ canvasCtx.fillStyle = color;
+ if (horiz) {
+ canvasCtx.fillRect(0,
0, WIDTH * vol / 100, HEIGHT);
+ } else {
+ const h = HEIGHT * vol
/ 100;
+ canvasCtx.fillRect(0,
HEIGHT - h, WIDTH, h);
+ }
}
requestAnimationFrame(update);
}
