Legacy ImageMagick Discussions Archive

Thanks! That's what I need.

"Our custom memory allocation manager implements a best-fit allocation policy using segregated free lists..."

This manager uses semaphores.
How can I make ImageMagick to use pure malloc/free without special policies and blocks?

Is it possible to find out quantum depth dinamically? (C++)
MAGICKCORE_QUANTUM_DEPTH is not dinamyc way

No idea? Nobody knows?

Hello! I have test app with two threads. Each thread looks like: //reading image from file to buffer while(true) { Blob blob( imageData, size ); image.ping( blob ); } I run this app on a 24-core system and expect loading two cores at 100%. But it doesn't happen. Each of two cores works at 80-90%. I ...

Yes, but where is recompression in my code?
I was sure, that Image::write function doesn't change the object, it just writes data somewhere with optional parameters.
Could you please clarify?

I have an image https://dl.dropbox.com/u/79309031/image.jpg The size of file is 1650 bytes. My code: Image newimage( "image.jpg" ); cout << newimage.fileSize() << endl; // point1 Blob blob1; newimage.write(&blob1); cout << newimage.fileSize() << endl; // the same call as in point1! And the output is ...

I have an image https://dl.dropbox.com/u/79309031/image.jpg The size of file is 1650 bytes. My code: Image newimage( "image.jpg" ); cout << newimage.fileSize() << endl; Blob blob1; newimage.write(&blob1); cout << newimage.fileSize() << endl; And the output is: 1650 1653 What happened? Why filesize ...

I just tried it with ImageMagick 6.8.1-9 2013-01-10 (Q16) (Ubuntu 11.04) And I have memory corruption with only file which I posted below. Did you try it with my code? It doesn't happen when using console utilities. This is full version of my code: #include <stdio.h> #include <string> #include ...

File: http://image.architonic.com/img_pro2-3/113/5130/plus-97-b.psd Code: vector<char> buf; ifstream inputFile( (string(argv[1])).c_str() ); copy( std::istreambuf_iterator<char>(inputFile), std::istreambuf_iterator<char>(), std::back_inserter(buf) ); Blob blob( reinterpret_cast<const uint8_t*>(&buf ...

Image:
http://3.bp.blogspot.com/_2VDcvCKLPJI/T ... %A2-55.jpg
I do identify -verbose:
IM 6.7.6-9 says the type is Grayscale
IM 6.8.0-2 says the type is Palette
Could you explain me why?
CentOs 6.2.Identical computers

What should I do with this problem? Behavior on developers machine differs from production one

glennrp wrote:Are you sure you have IM-6.7.8 on both platforms? "identify | head" to find out.

You are right, i have 6.7.6-9 on Ubuntu 11.04 and CentOs 6
But i installed the same 6.7.6-9 on Ubuntu 12.04 and got the same error

Wrong checking image type on Ubuntu 12.04 This image: https://www.dropbox.com/s/9b542y8x1ehz602/grayscale.png It is an JPEG image, extension does not matter I do "identify -verbose" and see "PaletteType" on Ubuntu 12.04 If I do this on Ubuntu 11.04 and CentOs 6 i get "GrayScale" type. Interetsting ...

I have some unexpected behaviour with this image: http://img1.imagehousing.com/37/2659709e41bb0c80c1f4fad0032c077c.jpg My code: Image image( <path to image> ); image.display(); It shows picture with inverted colors It is definitely not problem of display func, it is because IM sees this picture ...