<div>Hmm... So what the following does : <br><span class="Apple-style-span" style="font-weight: bold; ">gdal_translate -scale 0 <a href="tel:254%200%20255">254 0 255</a> </span><span class="Apple-style-span" style="font-weight: bold; "><input> <output></span></div><div><b><br></b></div><div><span class="Apple-style-span" style="-webkit-tap-highlight-color: rgba(26, 26, 26, 0.296875); -webkit-composition-fill-color: rgba(175, 192, 227, 0.230469); -webkit-composition-frame-color: rgba(77, 128, 180, 0.230469); ">Thank you</span></div><div><span class="Apple-style-span" style="-webkit-tap-highlight-color: rgba(26, 26, 26, 0.296875); -webkit-composition-fill-color: rgba(175, 192, 227, 0.230469); -webkit-composition-frame-color: rgba(77, 128, 180, 0.230469); ">J</span></div><div><span class="Apple-style-span" style="-webkit-tap-highlight-color: rgba(26, 26, 26, 0.296875); -webkit-composition-fill-color: rgba(175, 192, 227, 0.230469); -webkit-composition-frame-color: rgba(77, 128, 180, 0.230469); "><br></span></div><div><span class="Apple-style-span" style="-webkit-tap-highlight-color: rgba(26, 26, 26, 0.296875); -webkit-composition-fill-color: rgba(175, 192, 227, 0.230469); -webkit-composition-frame-color: rgba(77, 128, 180, 0.230469); ">23 Oct 2011, at 19:20, "Jay L. [via <a href="http://OSGeo.org" target="_top" rel="nofollow" link="external">OSGeo.org</a>]" <<a href="/user/SendEmail.jtp?type=node&node=6922637&i=0" target="_top" rel="nofollow" link="external">[hidden email]</a>> wrote:</span></div><div><br></div><div></div><blockquote type="cite"><div>
I do not believe that a GDAL command line tool to perform that function exists. The task is achievable using GDAL and Numpy masked arrays in python.<div><br></div><div>Perhaps someone else knows of a GDAL tool to perform this functionality though.</div>
<div><br></div><div>J</div><div><div><div><br><div class="gmail_quote">On Sun, Oct 23, 2011 at 12:59 PM, joolek <span dir="ltr"><<a href="/user/SendEmail.jtp?type=node&node=6922518&i=0" target="_top" rel="nofollow" link="external">[hidden email]</a>></span> wrote:<br><blockquote style="border-left:2px solid #CCCCCC;padding:0 1em" class="gmail_quote">
<div>Hi</div><div>I need to convert all the 255 255 255 into 254 254 254. Is this possible?</div><div>PS. Do appologize for lack of my language. </div><div><br></div><div>Thanks</div><div>J</div><div class="im"><div><br>On 23 Oct 2011, at 15:26, "Jay L. [via <a href="http://OSGeo.org" rel="nofollow" link="external" target="_blank">OSGeo.org</a>]" <<a href="http://user/SendEmail.jtp?type=node&node=6922377&i=0" rel="nofollow" link="external" target="_blank">[hidden email]</a>> wrote:<br>
<br></div><div></div></div><blockquote style="border-left:2px solid #CCCCCC;padding:0 1em" type="cite"><div><div class="im">
Or are you trying to convert only some of the pixels to white?<br><br></div><div class="gmail_quote"><div class="im">On Sun, Oct 23, 2011 at 10:02 AM, Brian Case <span dir="ltr"><<a href="http://user/SendEmail.jtp?type=node&node=6922091&i=0" rel="nofollow" link="external" target="_blank">[hidden email]</a>></span> wrote:<br>
</div><blockquote style="border-left:2px solid #CCCCCC;padding:0 1em" class="gmail_quote"><div class="im">joolek,<br>
<br>
I noticed you used the word "strip". Are you trying to remove portions<br>
of the image that are all black or white?<br>
</div><div><div></div><div><div class="im"><br>
<br>
On Sun, 2011-10-23 at 03:01 -0700, joolek wrote:<br>
> Basically - I have an imagery with RGB 0-255, but I would like to strip it to<br>
> 1-254.<br>
> So i want to get rid off two extremes (0 and 255) - is this possible?<br>
> Thank you<br>
> J<br>
><br>
> --<br>
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