Mercurial > hg > octave-lyh
changeset 5962:2289cafef60d
[project @ 2006-08-24 16:23:12 by jwe]
author | jwe |
---|---|
date | Thu, 24 Aug 2006 16:23:12 +0000 |
parents | 1c61d6a2c9e6 |
children | b3478d7a0486 |
files | scripts/ChangeLog scripts/image/saveimage.m |
diffstat | 2 files changed, 9 insertions(+), 10 deletions(-) [+] |
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--- a/scripts/ChangeLog +++ b/scripts/ChangeLog @@ -1,3 +1,8 @@ +2006-08-24 John W. Eaton <jwe@octave.org> + + * image/saveimage.m: Use logical indexing instead of + indices computed by calling find on the logical index. + 2006-08-24 Søren Hauberg <soren@hauberg.org> * miscellaneous/bincoeff.m: Use logical indexing instead of
--- a/scripts/image/saveimage.m +++ b/scripts/image/saveimage.m @@ -125,11 +125,8 @@ map = reshape (map, map_sz, 1); - idx = find (map > 1); - map (idx) = ones (size (idx)); - - idx = find (map < 0); - map (idx) = zeros (size (idx)); + map (map > 1) = 1; + map (map < 0) = 0; map = round (255 * map); @@ -143,11 +140,8 @@ img_sz = img_nr * img_nc; img = reshape (img, img_sz, 1); - idx = find (img > map_nr); - img (idx) = ones (size (idx)) * map_nr; - - idx = find (img <= 0); - img (idx) = ones (size (idx)); + img (img > map_nr) = map_nr; + img (img <= 0) = 1; if (strcmp (img_form, "ppm"))