@ -56,6 +56,7 @@
if ( ! opt . forceNoGL ) this . _initContextGL ( ) ;
this . _audioContext = new ( window . AudioContext || window . webkitAudioContext ) ( ) ;
this . _gainNode = this . _audioContext . createGain ( ) ;
this . _audioEnabled ( true ) ;
if ( ! opt . isNotMute ) {
this . _audioEnabled ( false ) ;
@ -101,7 +102,6 @@
this . _initStatus ( ) ;
this . _initEventListener ( ) ;
this . _hideBtns ( ) ;
this . _initGainNode ( ) ;
//
this . _initWakeLock ( ) ;
this . _enableWakeLock ( ) ;
@ -389,37 +389,6 @@
}
} ;
Jessibuca . prototype . _initGainNode = function ( ) {
var gainNode = this . _audioContext . createGain ( ) ;
var _this = this ;
var source ;
if ( ! ( navigator . mediaDevices && navigator . mediaDevices . getUserMedia ) ) {
console . log ( 'getUserMedia not supported on your browser!' ) ;
return ;
}
navigator . mediaDevices . getUserMedia (
// constraints - only audio needed for this app
{
audio : true
} ,
// Success callback
function ( stream ) {
source = _this . _audioContext . createMediaStreamSource ( stream ) ;
source . connect ( gainNode ) ;
gainNode . connect ( _this . _audioContext . destination ) ;
_this . _gainNode = gainNode ;
} ,
// Error callback
function ( err ) {
console . log ( 'The following gUM error occurred: ' + err ) ;
}
) ;
} ;
Jessibuca . prototype . _showControl = function ( ) {
var result = false ;
@ -778,9 +747,10 @@
_this . _audioPlaying = true ;
copyToCtxBuffer ( fromBuffer ) ;
var source = context . createBufferSource ( ) ;
source . buffer = audioBuffer ;
source . connect ( context . destination ) ;
// source.onended = playNextBuffer;
source . connect ( _this . _gainNode ) ;
_this . _gainNode . connect ( context . destination ) ;
source . start ( ) ;
} ;
_this . _playAudio = playAudio
@ -888,8 +858,8 @@
_this . _audioPlaying = true ;
var audioBufferSouceNode = context . createBufferSource ( ) ;
audioBufferSouceNode . buffer = buffer ;
audioBufferSouceNode . connect ( context . destination ) ;
// audioBufferSouceNode.onended = playNextBuffer;
audioBufferSouceNode . connect ( _this . _gainNode ) ;
_this . _gainNode . connect ( context . destination ) ;
audioBufferSouceNode . start ( ) ;
if ( ! _this . _audioInterval ) {
_this . _audioInterval = setInterval ( playNextBuffer , buffer . duration * 1000 - 1 ) ;
@ -975,14 +945,15 @@
copyToCtxBuffer ( fromBuffer ) ;
var source = context . createBufferSource ( ) ;
source . buffer = audioBuffer ;
source . connect ( context . destination ) ;
source . connect ( _this . _gainNode ) ;
_this . _gainNode . connect ( context . destination ) ;
if ( ! _this . _audioInterval ) {
_this . _audioInterval = setInterval ( playNextBuffer , audioBuffer . duration * 1000 ) ;
}
source . start ( ) ;
} ;
this . _playAudio = playAudio ;
}
} ;
/ * *
* Returns true if the canvas supports WebGL
* /
@ -1578,6 +1549,11 @@
* /
Jessibuca . prototype . setVolume = function ( volume ) {
if ( this . _gainNode ) {
volume = parseFloat ( volume ) ;
if ( isNaN ( volume ) ) {
return ;
}
this . _isDebug ( ) && console . log ( 'set volume:' , volume ) ;
this . _gainNode . gain . setValueAtTime ( volume , this . _audioContext . currentTime ) ;
}
} ;
wancheng1990
4 years ago