Mercurial > forge
changeset 11380:68c8a8c33567 octave-forge
padarray: allow string "zeros" as padvalue for consistency
* other functions such as ordfilt2, ordfiltn, and medfilt2 allow the
string "zeros" for matlab compatibility. Make padarray accept it
to for consistency.
* be case insensitive when checking options
* update documentation
author | carandraug |
---|---|
date | Mon, 14 Jan 2013 00:08:28 +0000 |
parents | 370e385e1edd |
children | 2440d6d0daf4 |
files | main/image/NEWS main/image/inst/padarray.m |
diffstat | 2 files changed, 18 insertions(+), 10 deletions(-) [+] |
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--- a/main/image/NEWS Sun Jan 13 23:59:37 2013 +0000 +++ b/main/image/NEWS Mon Jan 14 00:08:28 2013 +0000 @@ -19,6 +19,10 @@ function has been deprecated. If using a vector to specify the size of the neighborhood, the elements are no longer swapped. + ** For consistency with other functions that allow specification of padding + values, the function padarray now accepts the string "zeros" as a valid + option. + ** The plot produced by `imhist' is correctly scaled on the X axis so that the colorbar corresponds to the actual intensity of the stems; the given colormarp is used on the colorbar for indexed images; and the stems no
--- a/main/image/inst/padarray.m Sun Jan 13 23:59:37 2013 +0000 +++ b/main/image/inst/padarray.m Mon Jan 14 00:08:28 2013 +0000 @@ -33,19 +33,19 @@ ## values are: ## ## @table @asis -## @item 0 +## @item 0 or "zeros" (default) ## Pads with 0 as described above. This is the default behaviour. -## @item Scalar +## @item scalar value ## Pads using @var{padval} as a padding value. -## @item "Circular" +## @item "circular" ## Pads with a circular repetition of elements in @var{A} (similar to ## tiling @var{A}). -## @item "Replicate" +## @item "replicate" ## Pads replicating values of @var{A} which are at the border of the ## array. -## @item "Symmetric" +## @item "symmetric" ## Pads with a mirror reflection of @var{A}. -## @item "Reflect" +## @item "reflect" ## Same as "symmetric", but the borders are not used in the padding. ## @end table ## @@ -53,14 +53,14 @@ ## direction of the pad. Possible values are: ## ## @table @asis -## @item "Both" +## @item "both" ## For each dimension it pads before the first element the number ## of elements defined by @var{padsize} and the same number again after ## the last element. This is the default value. -## @item "Pre" +## @item "pre" ## For each dimension it pads before the first element the number of ## elements defined by @var{padsize}. -## @item "Post" +## @item "post" ## For each dimension it pads after the last element the number of ## elements defined by @var{padsize}. ## @end table @@ -99,6 +99,10 @@ ps = ds; ps(dim) = s; # padding size + if (strcmpi (padval, "zeros")) + padval = 0; + endif + if (ischar(padval)) # Init a "index all" cell array. All cases need it. idx = cell(1, length(ds)); @@ -106,7 +110,7 @@ idx{i} = 1:ds(i); endfor - switch (padval) + switch (tolower (padval)) case ("circular") complete = 0; D = B;