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Re: Which is the limit of the number of pixels in an RGB Image?

Posted by S. Pagakis (IIBEAA) on Jun 05, 2014; 1:37pm
URL: http://imagej.273.s1.nabble.com/Which-is-the-limit-of-the-number-of-pixels-in-an-RGB-Image-tp5008024p5008033.html

Dear Curtis

I'll look into the Java7  issue.

However, my Fiji installation on my Mac is the same as yours  (1.49b, Java 1.6.0_65 64-bit) but I am on an older system (10.8.5)

It still quits trying to create a 35000x35000 RGB

Thanks

On 5 Jun, 2014, at 3:56 PM, Curtis Rueden <[hidden email]> wrote:

> Hi Stamatis,
>
>> However, when I try to create a NEW RBG image with any dimensions over
>> 24000x24000 (which is only 0.6GPixel), Fiji v2.0 (but also v1.43 and
>> v1.48 - on a Mac) quit with no message.
>
> I was able to create a new 35000 x 35000 RGB image in a fully updated Fiji.
> It took maybe 30 seconds to create and paint it, but it didn't crash.
>
> Fiji crashing with no error sounds like a bug in Java, probably system
> specific.
>
> My system:
> OS X 10.9.3
> Java 1.6.0_65 64-bit
>
> I would suggest installing Java 7 and giving that a try, if you haven't
> already [1], since Java 7 seems to have fewer crash bugs than Java 6 does,
> in general.
>
> Regards,
> Curtis
>
> [1]
> http://fiji.sc/Frequently_Asked_Questions#How_do_I_launch_Fiji_with_a_different_version_of_Java.3F
>
>
> On Thu, Jun 5, 2014 at 4:28 AM, Stamatis Pagakis <[hidden email]>
> wrote:
>
>> I am sorry, but my previous posting (with the same title)  came  (to me at
>> least) without the main body message, which went as follows:
>>
>>
>> Hello everyone
>>
>> If I remember correctly I've seen the message: "ImageJ can support images
>> up to 2GPixels in size", and when I tried it,  it holds for an 8-bit image.
>>
>> However, when I try to create a NEW RBG image with any dimensions over
>> 24000x24000 (which is only 0.6GPixel), Fiji v2.0 (but also v1.43 and v1.48
>> - on a Mac) quit with no message.
>>
>> The reason I went into this is that I tried to open a jpg2000 RGB image
>> which is roughly  26000x35000 pixels but it failed (with the exception
>> message in the attached txt file).
>> By testing with different variables, I concluded that the problem was only
>> the size.  A smaller image of the same format opened just fine.
>>
>> My installations had over 6GB RAM available to ImageJ, so it was not due
>> to application memory limit.
>>
>> Is there anything it can be done?
>>
>> thanks in advance
>>
>>
>> ******************************
>> Stamatis Pagakis Ph.D.
>> Head, Biological Imaging
>> Biomedical Research Foundation, Academy of Athens
>> Soranou Efessiou 4, Athens 115 27 - Greece
>> M:     +306946644955
>> W:     +302106597481
>> FAX: +302106597545
>> http://www.bioacademy.gr/faculty-details/HM4/Stamatis
>>
>>
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>> ImageJ mailing list: http://imagej.nih.gov/ij/list.html
>>
>
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