{"id":11260,"date":"2006-11-01T09:40:00","date_gmt":"2006-11-01T09:40:00","guid":{"rendered":"http:\/\/blogs.adobe.com\/jnackdev\/2006\/11\/creating-professional-hdr-images.html"},"modified":"2006-11-01T09:40:00","modified_gmt":"2006-11-01T09:40:00","slug":"creating_professional_hdr_images","status":"publish","type":"post","link":"https:\/\/jnack.com\/blog\/2006\/11\/01\/creating_professional_hdr_images\/","title":{"rendered":"Creating professional HDR images"},"content":{"rendered":"<p>Ryan McGinnis of Backing Winds has posted a <a href=\"http:\/\/backingwinds.blogspot.com\/2006\/10\/how-to-create-professional-hdr-images.html\">solid intro<\/a> to creating <a href=\"http:\/\/en.wikipedia.org\/wiki\/High_dynamic_range_imaging\">high dynamic range images<\/a> in Photoshop.&#160; &quot;Photoshop CS2 has a little-known (it seems) built-in HDR assembler,&quot; he writes, &quot;that, while lacking the &#8216;make my photo look like an <a href=\"http:\/\/www.flickr.com\/photos\/elgeko\/265904139\/in\/pool-hdr\/\">acid-trip<\/a>&#8216; tone-mapping features of Photomatix, is capable of creating extremely realistic or extremely surreal HDR images.&quot;&#160;He ends up with a beautifully exposed image of the interior of a cathedral, although it would be nice to get a bit more info on how he (very capably) tone-mapped the 32-bit file down to 16bpc. [<a href=\"http:\/\/www.lifehacker.com\/software\/image-editing\/photoshop-tip-create-professional-hdr-images-207168.php\">Via<\/a>] <\/p>\n<p>I mentioned the article to Photoshop engineer John Peterson,  who worked on the Merge to HDR feature.&#160; He points out a few things: <\/p>\n<ul>\n<li>Instead of opening images via Camera Raw, setting their parameters, and then choosing Merge to HDR, you can simply select them in Bridge and choose Tools-&gt;Photoshop-&gt;Merge to HDR (or from within Photoshop, choose File-&gt;Automate-&gt;Merge to HDR). <\/li>\n<li>Merge to HDR and Camera RAW have a secret handshake where M2HDR tells Camera Raw to always zero out the exposure-related parameters (Exposure, Shadows, Brightness, Contrast) and guarantee linear output.<\/li>\n<li> <em>&quot;The alignment feature doesn&#8217;t usually work so great&quot; <\/em>&#8212; Fair enough, and we have some good ideas on how to improve it.<\/li>\n<li> <em>&quot;You don&#8217;t need to adjust the histogram&#8230;it has no effect on the final image&quot;<\/em> &#8212; This is true, although it does set the exposure value for the finished document.  <\/li>\n<\/ul>\n<p>Speaking of HDR, here&#8217;s an <a href=\"http:\/\/bighugelabs.com\/flickr\/onblack.php?id=204476471&amp;size=Large\">otherworldly photo<\/a> of an Italian cathedral.&#160; And John P. speaks highly of the Merge to HDR chapter in Mikkel Aaland&#8217;s <a href=\"http:\/\/www.oreilly.com\/catalog\/photoshopraw\/\"><em>Photoshop CS2 Raw<\/em>.<\/a>  <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ryan McGinnis of Backing Winds has posted a solid intro to creating high dynamic range images in Photoshop.&#160; &quot;Photoshop CS2 has a little-known (it seems) built-in HDR assembler,&quot; he writes, &quot;that, while lacking the &#8216;make my photo look like an acid-trip&#8216; tone-mapping features of Photomatix, is capable of creating extremely realistic or extremely surreal HDR [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[3],"tags":[],"_links":{"self":[{"href":"https:\/\/jnack.com\/blog\/wp-json\/wp\/v2\/posts\/11260"}],"collection":[{"href":"https:\/\/jnack.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jnack.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jnack.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jnack.com\/blog\/wp-json\/wp\/v2\/comments?post=11260"}],"version-history":[{"count":0,"href":"https:\/\/jnack.com\/blog\/wp-json\/wp\/v2\/posts\/11260\/revisions"}],"wp:attachment":[{"href":"https:\/\/jnack.com\/blog\/wp-json\/wp\/v2\/media?parent=11260"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jnack.com\/blog\/wp-json\/wp\/v2\/categories?post=11260"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jnack.com\/blog\/wp-json\/wp\/v2\/tags?post=11260"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}