diff --git a/doc/source/install.txt b/doc/source/install.txt index 2c10febb..0f7e824c 100644 --- a/doc/source/install.txt +++ b/doc/source/install.txt @@ -98,7 +98,7 @@ To update:: Building with bento ``````````````````` -``scikit-image`` can also be built using `bento +Alternatively, ``scikit-image`` can also be built using `bento `__. Bento depends on `WAF `__ for compilation. diff --git a/skimage/novice/__init__.py b/skimage/novice/__init__.py index 1b675801..0739ca76 100644 --- a/skimage/novice/__init__.py +++ b/skimage/novice/__init__.py @@ -27,6 +27,10 @@ We can create a Picture object open opening an image file: >>> from skimage import data >>> picture = novice.open(data.data_dir + '/chelsea.png') +We can display pictures (after running this command, close the window to access the prompt again): + +>>> picture.show() + Pictures know their format: >>> picture.format @@ -44,16 +48,24 @@ True >>> picture.width 451 +As a reminder, we can preview the picture with our earlier command: + +>>> picture.show() + Changing `size` resizes the picture. >>> picture.size = (45, 30) +We can preview the changes we made to the picture with our earlier command: + +>>> picture.show() + You can iterate over pixels, which have RGB values between 0 and 255, and know their location in the picture. >>> for pixel in picture: ... if (pixel.red > 128) and (pixel.x < picture.width): -... pixel.red /= 2 +... pixel.red = pixel.red / 2 Pictures know if they've been modified from the original file