https://thebestlinux.com/index.php?action=history&feed=atom&title=LinuxGraphics 2026-05-01T16:40:59Z Revision history for this page on the wiki MediaWiki 1.35.7 https://thebestlinux.com/index.php?title=LinuxGraphics&diff=1593&oldid=prev 2025-04-16T22:12:21Z

<p><span dir="auto"><span class="autocomment">Modifying Images from the Command Line</span></span></p> <table class="diff diff-contentalign-left diff-editfont-monospace" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 22:12, 16 April 2025</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l2" >Line 2:</td> <td colspan="2" class="diff-lineno">Line 2:</td></tr> <tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== '''Image Creation &amp; Editing - 2 Dimensional Graphical Images''' ==</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== '''Image Creation &amp; Editing - 2 Dimensional Graphical Images''' ==</div></td></tr> <tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>=== '''Modifying Images from the Command Line''' ===</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>=== '''Modifying Images from the Command Line''' ===</div></td></tr> <tr><td class='diff-marker'>−</td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>There are many very powerful command-line tools available to edit and otherwise modify all types of image file formats, but if I were to have to pick the all-time best, most powerful and useful set of graphical image manipulation tools in my own personal opinion <del class="diffchange diffchange-inline">is </del>ImageMagick, with it's super-powerful <del class="diffchange diffchange-inline">tool </del>&quot;convert&quot;!  Sure, there are many other similar tools available, but I have yet to find one that supports as many different file formats, and is as fast and efficient as the &quot;convert&quot; command is!</div></td><td class='diff-marker'>+</td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>There are many very powerful command-line tools available to edit and otherwise modify all types of image file formats, but if I were to have to pick the all-time best, most powerful and useful set of graphical image manipulation tools<ins class="diffchange diffchange-inline">, </ins>in my own personal opinion<ins class="diffchange diffchange-inline">, it would have to be </ins>ImageMagick, with it's super-powerful &quot;convert&quot; <ins class="diffchange diffchange-inline">tool</ins>!  Sure, there are many other similar tools available, but I have yet to find one that supports as many different file formats, and is as fast and efficient as the &quot;convert&quot; command is!</div></td></tr> <tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td></tr> <tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Here is an example of a one-liner to convert every .png photo file, commonly the default for most Linux-based graphical tools such as screenshot tools.  This one command will create an identical image file, only in the .jpg(JPEG) file format:</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Here is an example of a one-liner to convert every .png photo file, commonly the default for most Linux-based graphical tools such as screenshot tools.  This one command will create an identical image file, only in the .jpg(JPEG) file format:</div></td></tr> </table>

Jamie https://thebestlinux.com/index.php?title=LinuxGraphics&diff=1592&oldid=prev 2025-04-16T22:09:56Z

<p>Created page with &quot;= &#039;&#039;&#039;Graphics, Images &amp; Video Creation &amp; Modification, and All Things Related to Visual Graphics of All Kinds&#039;&#039;&#039; = == &#039;&#039;&#039;Image Creation &amp; Editing - 2 Dimensional Graphical Ima...&quot;</p> <p><b>New page</b></p><div>= '''Graphics, Images &amp; Video Creation &amp; Modification, and All Things Related to Visual Graphics of All Kinds''' =<br /> == '''Image Creation &amp; Editing - 2 Dimensional Graphical Images''' ==<br /> === '''Modifying Images from the Command Line''' ===<br /> There are many very powerful command-line tools available to edit and otherwise modify all types of image file formats, but if I were to have to pick the all-time best, most powerful and useful set of graphical image manipulation tools in my own personal opinion is ImageMagick, with it's super-powerful tool &quot;convert&quot;! Sure, there are many other similar tools available, but I have yet to find one that supports as many different file formats, and is as fast and efficient as the &quot;convert&quot; command is!<br /> <br /> Here is an example of a one-liner to convert every .png photo file, commonly the default for most Linux-based graphical tools such as screenshot tools. This one command will create an identical image file, only in the .jpg(JPEG) file format:<br /> &lt;pre style=&quot;color:blue&quot;&gt;<br /> bash -c 'for pic in *.png; do convert &quot;$pic&quot; &quot;${pic%.png}.jpg&quot;; echo &quot;Pic $pic has been converted to ${pic%.png}.jpg &quot;; done'<br /> &lt;/pre&gt;<br /> <br /> &lt;br /&gt;&lt;br /&gt;</div>

Jamie