RE: Problem using WOimage
RE: Problem using WOimage
- Subject: RE: Problem using WOimage
- From: "Kranthi Sagar Borra" <email@hidden>
- Date: Thu, 29 Jan 2004 13:34:53 +0530
- Thread-topic: Problem using WOimage
I forgot to mention that the picture that I am trying to view is 40kb.I am able to view pictures properly that are of the size 4 kb.
Kranthi
> ----------
> From: Jonathan Rochkind
> Sent: Tuesday, January 27, 2004 11:06 PM
> To: Kranthi Sagar Borra; email@hidden
> Subject: Re: Problem using WOimage
>
> Check the logs of your app, but I suspect you are running out of
> memory. WOImage with a 'data' binding is a huge memory hog---and
> depending on whether you bind the 'key' binding, either it's a memory
> _leak_ too, or the URL generated will only work _once_ (and may still
> be a memory leak if the URL is never accessed).
>
> Personally, I reccomend absolutely avoiding WOImage with the 'data'
> binding. One alternative is this component:
> http://WOCode.com/cgi-bin/WebObjects/WOCode.woa/2/wa/ShareCodeItem?itemId=309
>
> Better yet, would be something similar to the code there, but using
> the new WO 5.2 streaming APIs to stream the image back to the
> browser, if at all possible. Depending where you are getting the
> image data from, if you can avoid having the entire image in your
> application memory at once ever, that would be much preferable.
>
> --Jonathan
>
> At 2:33 PM +0530 1/27/04, Kranthi Sagar Borra wrote:
> > > Hi,
> >>
> >> I have a problem viewing images.I have mapped NSData to data of
> >>WOImage and set the mimetype to "image/gif".I have defined NSdata
> >>object as
> >>
> >> NSData=ImageBLOBData = new NSData(byte[]);
> >>
> >> This works fine if my byte array is small in size.But if its
> >>large, then I cannot view any picture.Its neither throwing me an
> >>error or exception.Can somebody tell me where I am going
> >>wrong.Thanks in advance.
> >>
> >> Regards,
> >> kranthi
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