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Re: iPad 4 safari bug?

From: Morgan Packard <morgan@morganpackard.com>
Date: Thu, 9 Oct 2014 13:31:02 -0400
Message-ID: <CALG5StLg2+HoTA3nEGPzK+hRNBNhzZBdn=y617Hmbbxp6mxrYQ@mail.gmail.com>
To: Chris Wilson <cwilso@google.com>
Cc: Joseph Berkovitz <joe@noteflight.com>, "public-audio-dev@w3.org" <public-audio-dev@w3.org>
Thanks Chris,
I guess that's good news for me. Are these devices running iOS 7 or 8? My
iPad4 is running 7.
Have any of you heard of similar issues on other browsers? Or is iPad 4 iOS
7 Safari the only browser anyone's aware of that plays out of tune.
thanks,
-Morgan

On Thu, Oct 9, 2014 at 12:48 PM, Chris Wilson <cwilso@google.com> wrote:

> Strangely, I can't seem to repro this on an iPad Air, an iPad 2 or an iPad
> Mini Retina (which should be close to an iPad 4).
>
> On Thu, Oct 9, 2014 at 9:43 AM, Joseph Berkovitz <joe@noteflight.com>
> wrote:
>
>> Morgan,
>>
>> This is a fine place to raise it, in case Apple folks are lurking, but to
>> be sure you should also file a bug report at https://bugreport.apple.com/ so
>> it's in Apple's system with the full repro instructions.
>>
>> .            .       .    .  . ...Joe
>>
>> *Joe Berkovitz*
>> President
>>
>> *Noteflight LLC*
>> Boston, Mass.
>> phone: +1 978 314 6271
>> www.noteflight.com
>> "Your music, everywhere"
>>
>> On Oct 8, 2014, at 6:14 PM, Morgan Packard <morgan@morganpackard.com>
>> wrote:
>>
>> Hello,
>> If this isn't the right place for my raising this issue, please let me
>> know what is!
>> I've discovered what appears to be a pretty significant bug on Safari on
>> my iPad 4. The following dead-simple test code produces a tone almost a
>> full step below what's expected.
>>
>>
>>       var context = new webkitAudioContext();
>>       var osc = context.createOscillator();
>>       osc.connect(context.destination);
>>       osc.frequency.value = 440;
>>       osc.start(0);
>>
>>
>> Here's the code in a web page (note that it works on Safari only):
>> http://www.morganpackard.com/webaudio_test/OscillatorTest.html
>>
>> All browser/platform combinations I've tried produce the same pitch,
>> except for Safari on iPad4 iOS 7.
>>
>> Is this a known issue? If not, what's the best way to alert the Safari
>> developers to it?
>>
>> thanks,
>>
>> -Morgan
>>
>> --
>> ===============
>> Morgan Packard
>> cell: (720) 891-0122
>> twitter: @morganpackard
>>
>>
>>
>>
>


-- 
===============
Morgan Packard
cell: (720) 891-0122
twitter: @morganpackard
Received on Thursday, 9 October 2014 17:31:34 UTC

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