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Diffstat (limited to 'sgitopnm.html')
| -rw-r--r-- | sgitopnm.html | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sgitopnm.html b/sgitopnm.html index 95d8e6e8..c153e098 100644 --- a/sgitopnm.html +++ b/sgitopnm.html @@ -57,7 +57,7 @@ be a seekable file, so for example you can't feed it from a pipe. image or, if the input has 1 or 2 channels, extracts the first channel as a PGM image. -<p>A 2-channel image is grayscale plus alpha (transparency), so you can get +<p>A 2-channel image is grayscale plus transparency, so you can get the transparency information with <b>-channel=2</b>. You could then combine them into a PAM image of tuple type GRAYSCALE_ALPHA with <b>pamstack</b>. |