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| author | lvdmaaten <lvdmaaten@gmail.com> | 2015-02-17 12:39:56 +0300 |
|---|---|---|
| committer | lvdmaaten <lvdmaaten@gmail.com> | 2015-02-17 12:39:56 +0300 |
| commit | e1f22c3ceeafdb0045a2843545a5594a217247cf (patch) | |
| tree | e6049f7be86306c26ca07404840fa703ababeb20 /README.md | |
| parent | 5695cf32ed330563fe259a4ae7ec01c24165f0b2 (diff) | |
add documentation for log-polar transform
Diffstat (limited to 'README.md')
| -rw-r--r-- | README.md | 7 |
1 files changed, 6 insertions, 1 deletions
@@ -86,7 +86,12 @@ Variable `mode` specifies type of interpolation to be used. Valid values include <a name="image.polar"/> ### [res] image.polar([dst,], src, [interpolation], [mode]) ### Converts image `src` to polar coordinates. In the polar image, angular information is in the vertical direction and radius information in the horizontal direction. -If `dst` is specified it is used to store the polar image. If `dst` is not specified, its size is automatically determined. Variable `interpolation` specifies type of interpolation to be used. Valid values include *simple* (the default) or *bilinear* interpolation. Variable `mode` determines whether the *full* image is converted to the polar space (implying empty regions in the polar image), or whether only the *valid* central part of the polar transform is returned (the default). +If `dst` is specified it is used to store the polar image. If `dst` is not specified, its size is automatically determined. Variable `interpolation` specifies type of interpolation to be used. Valid values include *simple* (the default) or *bilinear* interpolation. Variable `mode` determines whether the *full* image is converted to the polar space (implying empty regions in the polar image), or whether only the *valid* central part of the polar transform is returned (the default). + +<a name="image.logpolar"/> +### [res] image.logpolar([dst,], src, [interpolation], [mode]) ### +Converts image `src` to log-polar coordinates. In the log-polar image, angular information is in the vertical direction and log-radius information in the horizontal direction. +If `dst` is specified it is used to store the polar image. If `dst` is not specified, its size is automatically determined. Variable `interpolation` specifies type of interpolation to be used. Valid values include *simple* (the default) or *bilinear* interpolation. Variable `mode` determines whether the *full* image is converted to the log-polar space (implying empty regions in the log-polar image), or whether only the *valid* central part of the log-polar transform is returned (the default). <a name="image.hflip"/> ### [res] image.hflip([dst,] src) ### |