For people that might have the same issue :
=====================NEW CODE=========================================
NSImage *NewDisplayImage = [ExternalView image];
if (NewDisplayImage == nil)
{
NSBitmapImageRep *rawPic = [[[NSBitmapImageRep alloc]
initWithBitmapDataPlanes:NULL
pixelsWide:thisFrame.width pixelsHigh:thisFrame.height
bitsPerSample:8 samplesPerPixel:3 hasAlpha:NO isPlanar:NO
colorSpaceName:NSCalibratedRGBColorSpace
bitmapFormat:NSAlphaFirstBitmapFormat
bytesPerRow:0
bitsPerPixel:0] autorelease];
unsigned char *DestinationRawData = [rawPic bitmapData];
memcpy(DestinationRawData, CurrentFrame, SzCurrentFrame);
[self RGB2BGR:DestinationRawData Sz:SzCurrentFrame];
NewDisplayImage = [[[NSImage alloc] initWithSize:thisFrame]
autorelease];
[NewDisplayImage addRepresentation:rawPic];
[ExternalView setImage:NewDisplayImage];
}
else
{
NSArray *representations = [NewDisplayImage representations];
NSBitmapImageRep *rawPic = [representations objectAtIndex:0];
if (rawPic != nil)
{
unsigned char *DestinationRawData = [rawPic bitmapData];
memcpy(DestinationRawData, CurrentFrame, SzCurrentFrame);
[self RGB2BGR:DestinationRawData SzCurrentFrame];
[CameraView setNeedsDisplay];
}
}
=====================CODE=========================================
On Sun, Mar 15, 2009 at 10:08 AM, Dev <d...@i-bch.com> wrote:
> I just change my NSWindow from NSBackingStoreBuffered to a NonRetain one and
> my
> application do not crash anymore.
>
> Unfortunatly, as expected, my window is clipping .... how ever i just
> realize that the crash might have a relation with the NSWindow double
> buffer mechanism.
>
> So my solution to the problem was instead of replacing the NSImage
> using setImage,
> i grab directly my NSImage from the View, then pick the representation
> and write
> directly into it.
>
> It is as a matter of fact, a way better effective way of doing what i
> was doing and
> it's avoiding all my release problems.....
>
> thx
> --
> I.
>
> On Sat, Mar 14, 2009 at 12:37 PM, Volker in Lists
> <volker_li...@ecoobs.de> wrote:
>> Hi,
>>
>> retainCount is not in anyway useful when debugging - I had many cases of rc
>>> 5 with the object being gone the next instance. your error sounds like you
>> loose the image at some point in time. retain it and use Instruments to see
>> if you leak or over alloc.
>>
>> Volker
>>
>> Am 14.03.2009 um 01:23 schrieb Dev:
>>
>>> On Wed, Mar 11, 2009 at 9:33 AM, Scott Ribe <scott_r...@killerbytes.com>
>>> wrote:
>>>>
>>>> Does your setImage method retain the image?
>>>>
>>> The object ExternalView is a NSImageView so the setImage is the one of
>>> NSImageView.
>>> The doc says nothing about it, but i added some debug log like this :
>>>
>>> NSLog(@"BEFORE : %d", [NewDisplayImage retainCount]);
>>> [CameraView setImage:NewDisplayImage];
>>> NSLog(@"AFTER : %d", [NewDisplayImage retainCount]);
>>>
>>> 2009-03-13 17:17:35.105 xxx[2281:e503] BEFORE : 1
>>> 2009-03-13 17:17:35.106 xxx[2281:e503] AFTER : 3
>>>
>>> So i guess the image have been retained 2 times ....
>>> --
>>> I.
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>>
>>
>
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