Spectral Python 0.16.2

Bug-Fix Release 0.16.2

0.16.2 Bug Fixes

• [Issue #19] Fixed handling of intereave keyword.
• [Issue #20] envi.save_image fails when interleave keyword is provided for
  single-band images.
• [Issue #21] offset keyword has not effect in envi.create_image.
• [Issue #22] setup.py fails if numpy is not already installed.
• [Issue #24] save_rgb fails when format keyword is given.
• [Issue #25] view_cube fails in HypercubeWindow.load_textures.
• [Issue #26] Too few colors in view_cube side faces.

0.16.1 Bug Fixes

• [Issue #18] Missing import statements for pixel iterators.

Release 0.16.0

New Features

• Adaptive Coherence/Cosine Estimator (ACE) target detector
• Pixel Purity Index (PPI)
• Adjustable linear color stretches (based on data limits or cumulative histogram)
• Ability to save ENVI Classification files (thanks to @ohspite)
• ImageView class has set_title method

Changes

• imshow image displays use a linear 2% color stretch by default (can
  override this in spectral.settings)
• Limited Python 3 compatibility (all functions except view_cube and view_nd) supported
• get_rgb handles bands with no variation (color set to min value)
• Modified view_nd to support change in PyOpenGL API

Bug Fixes

• [Issue #16] Incorrect handling of alternate file extensions in envi.save_image
• [Issue #11] Incorrect handling of unsigned byte data type in ENVI files
• [Issue #13] As of version 1.9, numpy no longer provides oldnumeric submodule