Re: ScriptProcessorNode/JavaScriptNode iOS vs Android vs MAC OS ( Safari - Chrome)

Hi,

I think on android there is some glitch issue; some patches have been
uploaded but not yet merged.
On iOS need to check with webkit

br,
kdj


On Fri, Oct 4, 2013 at 6:23 PM, Leonardo Martínez <leolib2004@gmail.com>wrote:

> Hello,
>
> The versions of Chrome that I am using are:
>
> Version 30.0.1599.66 for MAC (works perfectly)
> Version 29.0.1547.59 1547059 on Android 4.1.2 (lt26w, works but with
> glitches)
> Version 30.0.1599.16 on iOS 6.1.3, iPod Touch 5th (doesn't play any sound,
> I guess the onaudioprocess is not being triggered)
>
> Regards!
>
>
>
>
> On Fri, Oct 4, 2013 at 6:33 AM, Kaustubh Joshi <kdj.tikka@gmail.com>wrote:
>
>> Hi,
>>
>> Please let me know your chrome browser version.
>> Type on tab space to get --> chrome://version
>>
>> br,
>> kaustubh
>>
>>
>> On Thu, Oct 3, 2013 at 8:01 PM, Leonardo Martínez <leolib2004@gmail.com>wrote:
>>
>>> Hello,
>>>
>>>
>>> I have created an app in HTML 5 that generates white noise on its own
>>> using a ScriptProcessorNode (Google Chrome) or a JavaScriptNode (Safari).
>>>
>>> All is working fine for Google Chrome/Safari on my Mac and also in my
>>> Android phone (not to mention that the performance is really bad on my
>>> Xperia Acro S) but it is not working in Safari/Chrome on my iPod Touch 5th
>>> on iOS 6.1.2.
>>>
>>>
>>>
>>> The code is the following for initialization:
>>>
>>>
>>>
>>> window.AudioContext = window.AudioContext || window.webkitAudioContext;
>>>
>>> context = new AudioContext();
>>>
>>>
>>>
>>>
>>>
>>> if(this.context.createScriptProcessor)
>>>
>>> {
>>>
>>>     jsProcessor = context.createScriptProcessor(512, 0, 2);
>>>
>>>     alert("Chrome Desktop/Android");
>>>
>>> }
>>>
>>> else if(this.context.createJavaScriptNode)
>>>
>>> {
>>>
>>>       jsProcessor= context.createJavaScriptNode(512,1,1);
>>>
>>>       alert("Safari");
>>>
>>>      //adding 1 to node input make it works only for Safari on MAC
>>>
>>> }
>>>
>>> else
>>>
>>> {
>>>
>>>     alert("No way");
>>>
>>> }
>>>
>>>
>>> jsProcessor.onaudioprocess = generateWN;
>>>
>>> gainNode = context.createGainNode();
>>>
>>> jsProcessor.connect(gainNode);
>>>
>>> gainNode.gain.value = 0.5;
>>>
>>>
>>>
>>>
>>>
>>> I have a button on the screen that when it is touched the gainNode is
>>> connected to context.destination or it's disconnected. I can see that
>>> onaudioprocess event is not triggered on my iPod (iOS 6.1.2 Safari and
>>> Chrome)...
>>>
>>>
>>>
>>>
>>>
>>> What am I doing wrong? Is something different from Safari/Chrome on iOS
>>> than for MAC that I am not considering?
>>>
>>>
>>>
>>> I need to create sound samples on the fly... If this work I would add a
>>> filter node to filter the white noise for generating other sounds as the
>>> user wants.
>>>
>>>
>>> Thanks!
>>>
>>> --
>>> Leonardo.
>>>
>>
>>
>
>
> --
> Leonardo.
>