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

Hi,

I will wait for more feedback from you! Thanks!


On Tue, Oct 8, 2013 at 8:04 AM, Kaustubh Joshi <kdj.tikka@gmail.com> wrote:

> 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.
>>
>
>


-- 
Leonardo.