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mute audio when buffer is empty

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This commit is contained in:
Jakob Ketterl 2016-10-16 19:40:03 +00:00
parent ddac30db63
commit 0a389256eb
1 changed files with 15 additions and 3 deletions
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18
htdocs/openwebrx.js
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@ -1409,9 +1409,21 @@ if (!AudioBuffer.prototype.copyToChannel)
function audio_onprocess(e)
{
//console.log("audio onprocess");
if(audio_buffering) return;
if(audio_prepared_buffers.length==0) { audio_buffer_progressbar_update(); /*add_problem("audio underrun");*/ audio_buffering=true; }
else { e.outputBuffer.copyToChannel(audio_prepared_buffers.shift(),0); }
if(audio_buffering) {
var silence = new Float32Array(4096);
e.outputBuffer.copyToChannel(silence, 0);
return;
}
if(audio_prepared_buffers.length==0) {
audio_buffer_progressbar_update();
/*add_problem("audio underrun");*/
audio_buffering=true;
var silence = new Float32Array(4096);
e.outputBuffer.copyToChannel(silence, 0);
} else {
var buf = audio_prepared_buffers.shift();
e.outputBuffer.copyToChannel(buf,0);
}
}
var audio_buffer_progressbar_update_disabled=false;