Top "Libpng" questions

libpng is the official PNG reference library, supporting most all of PNG's features, is extensible, and has been widely used and tested for over twenty years.

Compiling Libpng in Windows 7 or getting a hold of Libpng12.dll (and understanding how to link .DLL in VS)

I've been using Libpng15 in Windows 7, but I've been getting errors in relation to the Unresolved External _png_set_longjmp_…

visual-c++ dll compilation libpng
'libpng error: Read Error' by using open cv imread

I am currently using Anaconda 4.3.27, Python 3.6.2 and OpenCV 3.3.0 When I try img1 = cv2.imread('D:\Images\3D-Matplotlib.png') img2 = cv2.…

python opencv anaconda libpng imread
Archive app with Xcode 4.3.1 gives pngcrush caught libpng error:

The app builds fine in a simulator and on a device. But as soon as I try to archive it …

ios xcode4 archive libpng pngcrush
Reinstalling Matplotlib on Mac

I upgraded packages and broke my matplotlib installation. Now when I run import matplotlib.pyplot as plt, I get the …

macos matplotlib libpng freetype
Is there a libPNG 64-Bit?

I have a problem with libPNG, which is leading me to believe that I need a 64bit version of libPNG …

c++ windows image png libpng
How to install GraphicsMagick with PNG support on Amazon EC2?

If you naively follow the steps on the GraphicsMagick website, after running ./configure, you end up with no PNG support: …

amazon-ec2 libpng graphicsmagick
Linker error with libpng under MacOSX

I'm working on MacOSX 10.7.2 and Xcode 4.2.1. I installed libpng using port and I was trying to load a PNG image …

xcode macos linker-errors libpng
libpng load file from memory buffer

I tried looking through the libpng documentation, but didn't find what I was looking for. I have a PNG file …

libpng
error while loading shared libraries: libpng16.so.16

The problem is that I'm trying to use nodejs for building some css files from scss. On the local computer …

node.js ubuntu shared-libraries libpng
libpng warning: Ignoring bad adaptive filter type

my app was killed,and the log :libpng warning: Ignoring bad adaptive filter type. I want to know the reason,…

warnings kill libpng