joachim/openwebrx-clone
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use the raw object name

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Jakob Ketterl
2019-10-19 13:09:41 +02:00
parent 72329a8a2a
commit cc32e28b36
1 changed files with 22 additions and 25 deletions
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47
htdocs/openwebrx.js
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@@ -1709,11 +1709,29 @@ function audio_init() {
//https://github.com/0xfe/experiments/blob/master/www/tone/js/sinewave.js //https://github.com/0xfe/experiments/blob/master/www/tone/js/sinewave.js
audio_initialized = 1; // only tell on_ws_recv() not to call it again audio_initialized = 1; // only tell on_ws_recv() not to call it again
var tech; // --- Resampling ---
webrx_set_param("audio_rate", audio_context.sampleRate);
var finish = function() {
divlog('Web Audio API succesfully initialized, using ' + audio_node.constructor.name + ', sample rate: ' + audio_context.sampleRate.toString() + " sps");
initialize_demodulator();
//hide log panel in a second (if user has not hidden it yet)
window.setTimeout(function () {
if (typeof e("openwebrx-panel-log").openwebrxHidden === "undefined" && !was_error) {
toggle_panel("openwebrx-panel-log");
//animate(e("openwebrx-panel-log"),"opacity","",1,0,0.9,1000,60);
//window.setTimeout(function(){toggle_panel("openwebrx-panel-log");e("openwebrx-panel-log").style.opacity="1";},1200)
}
}, 2000);
};
gainNode = audio_context.createGain(); gainNode = audio_context.createGain();
gainNode.connect(audio_context.destination); gainNode.connect(audio_context.destination);
//Synchronise volume with slider
updateVolume();
if (audio_context.audioWorklet) { if (audio_context.audioWorklet) {
tech = "AudioWorklet";
audio_context.audioWorklet.addModule('static/lib/AudioProcessor.js').then(function(){ audio_context.audioWorklet.addModule('static/lib/AudioProcessor.js').then(function(){
audio_node = new AudioWorkletNode(audio_context, 'openwebrx-audio-processor', { audio_node = new AudioWorkletNode(audio_context, 'openwebrx-audio-processor', {
numberOfInputs: 0, numberOfInputs: 0,
@@ -1736,38 +1754,17 @@ function audio_init() {
} }
}); });
audio_node.port.start(); audio_node.port.start();
finish();
}); });
} else { } else {
tech = "ScriptProcessorNode";
//on Chrome v36, createJavaScriptNode has been replaced by createScriptProcessor //on Chrome v36, createJavaScriptNode has been replaced by createScriptProcessor
var createjsnode_function = (audio_context.createJavaScriptNode === undefined) ? audio_context.createScriptProcessor.bind(audio_context) : audio_context.createJavaScriptNode.bind(audio_context); var createjsnode_function = (audio_context.createJavaScriptNode === undefined) ? audio_context.createScriptProcessor.bind(audio_context) : audio_context.createJavaScriptNode.bind(audio_context);
audio_node = createjsnode_function(audio_buffer_size, 0, 1); audio_node = createjsnode_function(audio_buffer_size, 0, 1);
audio_node.onaudioprocess = audio_onprocess; audio_node.onaudioprocess = audio_onprocess;
audio_node.connect(gainNode); audio_node.connect(gainNode);
window.setInterval(audio_flush, audio_flush_interval_ms); window.setInterval(audio_flush, audio_flush_interval_ms);
finish();
} }
//Synchronise volume with slider
updateVolume();
// --- Resampling ---
//https://github.com/grantgalitz/XAudioJS/blob/master/XAudioServer.js
//audio_resampler = new Resampler(audio_received_sample_rate, audio_context.sampleRate, 1, audio_buffer_size, true);
//audio_input_buffer_size = audio_buffer_size*(audio_received_sample_rate/audio_context.sampleRate);
webrx_set_param("audio_rate", audio_context.sampleRate);
divlog('Web Audio API succesfully initialized, using ' + tech + ', sample rate: ' + audio_context.sampleRate.toString() + " sps");
initialize_demodulator();
//hide log panel in a second (if user has not hidden it yet)
window.setTimeout(function () {
if (typeof e("openwebrx-panel-log").openwebrxHidden === "undefined" && !was_error) {
toggle_panel("openwebrx-panel-log");
//animate(e("openwebrx-panel-log"),"opacity","",1,0,0.9,1000,60);
//window.setTimeout(function(){toggle_panel("openwebrx-panel-log");e("openwebrx-panel-log").style.opacity="1";},1200)
}
}, 2000);
} }
function initialize_demodulator() { function initialize_demodulator() {