http://code.activestate.com/recipes/tags/imaging-stimuli/2016-07-31T22:50:28-07:00ActiveState Code Recipes2016-07-31T22:50:28-07:00FB36http://code.activestate.com/recipes/users/4172570/http://code.activestate.com/recipes/580695-image-projection-onto-sphere/

<p style="color: grey"> Python recipe 580695 by <a href="/recipes/users/4172570/">FB36</a> (<a href="/recipes/tags/graphics/">graphics</a>, <a href="/recipes/tags/image/">image</a>, <a href="/recipes/tags/images/">images</a>, <a href="/recipes/tags/image_processing/">image_processing</a>, <a href="/recipes/tags/imaging/">imaging</a>, <a href="/recipes/tags/math/">math</a>, <a href="/recipes/tags/mathematics/">mathematics</a>, <a href="/recipes/tags/pil/">pil</a>). </p> <p>Image projection onto sphere using Equirectangular map projection.</p> <p>Download the test image from the Wikipedia page!</p>

2014-01-15T22:45:11-08:00Vasudev Ramhttp://code.activestate.com/recipes/users/4173351/http://code.activestate.com/recipes/578811-using-pngcanvas-a-pure-python-png-library/

<p style="color: grey"> Python recipe 578811 by <a href="/recipes/users/4173351/">Vasudev Ram</a> (<a href="/recipes/tags/image_processing/">image_processing</a>, <a href="/recipes/tags/imaging/">imaging</a>, <a href="/recipes/tags/png/">png</a>, <a href="/recipes/tags/pngcanvas/">pngcanvas</a>, <a href="/recipes/tags/python/">python</a>). </p> <p>This recipe shows a simple example of how to use pngcanvas, a pure Python library for PNG image creation.</p>

2008-08-12T18:46:40-07:00Martin Wilsonhttp://code.activestate.com/recipes/users/4166376/http://code.activestate.com/recipes/576416-pad-images-to-power-of-two-dimensions/

<p style="color: grey"> Python recipe 576416 by <a href="/recipes/users/4166376/">Martin Wilson</a> (<a href="/recipes/tags/graphics/">graphics</a>, <a href="/recipes/tags/imaging/">imaging</a>, <a href="/recipes/tags/library/">library</a>, <a href="/recipes/tags/of/">of</a>, <a href="/recipes/tags/opengl/">opengl</a>, <a href="/recipes/tags/pil/">pil</a>, <a href="/recipes/tags/power/">power</a>, <a href="/recipes/tags/power_of_two/">power_of_two</a>, <a href="/recipes/tags/python_imaging_library/">python_imaging_library</a>, <a href="/recipes/tags/two/">two</a>). Revision 4. </p> <p>Pads any amount of images each to power-of-two dimensions, useful for OpenGL programming.</p>