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<div class="moz-cite-prefix">Hi, <br>
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<div class="moz-cite-prefix"><br>
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<div class="moz-cite-prefix">noted the issue. <br>
</div>
<div class="moz-cite-prefix"><br>
</div>
<div class="moz-cite-prefix">this is due to some floating point
error while computing the transformation matrix. Will fix in IPCV
4.1, in cooking. :)</div>
<div class="moz-cite-prefix"><br>
</div>
<div class="moz-cite-prefix">rgds,<br>
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<div class="moz-cite-prefix">CL<br>
</div>
<div class="moz-cite-prefix"><br>
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<div class="moz-cite-prefix">On 30/4/2019 4:04 PM, P M wrote:<br>
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<blockquote type="cite"
cite="mid:CACf7ODsU08f5PB5zm1X=fzxqPdkrtw6FFL9eCLmxr3EUUz8UQw@mail.gmail.com">
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<div>One has to enter the angle in degrees.</div>
<div><br>
</div>
<div>P.<br>
</div>
</div>
<br>
<div class="gmail_quote">
<div class="gmail_attr" dir="ltr">Am Di., 30. Apr. 2019 um
08:44 Uhr schrieb Stéphane Mottelet <<a
href="mailto:stephane.mottelet@utc.fr"
moz-do-not-send="true">stephane.mottelet@utc.fr</a>>:<br>
</div>
<blockquote class="gmail_quote" style="margin:0px 0px 0px
0.8ex;padding-left:1ex;border-left-color:rgb(204,204,204);border-left-width:1px;border-left-style:solid">
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<div class="gmail-m_8578413138297899596moz-cite-prefix">Le
29/04/2019 à 10:06, P M a écrit :<br>
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<div>Dear developers of IPCV,</div>
<div>using the function imrotate() seems to increse
the image size.</div>
<div>Please see following code:</div>
<div><br>
</div>
<div>
<pre style="font-family:Monospaced;font-size:12px;font-style:normal"><span style="color:rgb(0,0,0)">img</span> <span style="color:rgb(92,92,92)">=</span> <span style="color:rgb(50,185,185)">zeros</span><span style="color:rgb(74,85,219)">(</span><span style="color:rgb(188,143,143)">10</span><span style="color:rgb(0,0,0)">,</span><span style="color:rgb(188,143,143)">10</span><span style="color:rgb(74,85,219)">)</span><span style="color:rgb(0,0,0)">;</span>
<span style="color:rgb(0,0,0)">imshow</span><span style="color:rgb(74,85,219)">(</span><span style="color:rgb(0,0,0)">img</span><span style="color:rgb(74,85,219)">)</span><span style="color:rgb(0,0,0)">;</span>
<span style="color:rgb(50,185,185)">size</span><span style="color:rgb(74,85,219)">(</span><span style="color:rgb(0,0,0)">img</span><span style="color:rgb(74,85,219)">)</span>
<span style="color:rgb(0,0,0)">img</span> <span style="color:rgb(92,92,92)">=</span> <span style="color:rgb(0,0,0)">imrotate</span><span style="color:rgb(74,85,219)">(</span><span style="color:rgb(0,0,0)">img</span><span style="color:rgb(0,0,0)">,</span><span style="color:rgb(188,143,143)">90</span><span style="color:rgb(74,85,219)">)</span><span style="color:rgb(0,0,0)">;</span>
<span style="color:rgb(0,0,0)">imshow</span><span style="color:rgb(74,85,219)">(</span><span style="color:rgb(0,0,0)">img</span><span style="color:rgb(74,85,219)">)</span><span style="color:rgb(0,0,0)">;</span>
<span style="color:rgb(50,185,185)">size</span><span style="color:rgb(74,85,219)">(</span><span style="color:rgb(0,0,0)">img</span><span style="color:rgb(74,85,219)">)
</span></pre>
<div>I could imagine that the image size changes, when
one uses rotation angles <> 90°.</div>
<div>But for exactly 90° this is a strange behaviour.</div>
<div><br>
</div>
<div>Best regards,</div>
<div>Philipp<br>
</div>
</div>
</div>
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<p>Is the angle in degrees or radians ?</p>
<p>S.<br>
</p>
<pre class="gmail-m_8578413138297899596moz-signature" cols="72">--
Stéphane Mottelet
Ingénieur de recherche
EA 4297 Transformations Intégrées de la Matière Renouvelable
Département Génie des Procédés Industriels
Sorbonne Universités - Université de Technologie de Compiègne
CS 60319, 60203 Compiègne cedex
Tel : +33(0)344234688
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<pre class="moz-signature" cols="72">--
Tan Chin Luh
Trity Technologies Sdn Bhd
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