{"id":15887,"date":"2015-10-26T11:55:31","date_gmt":"2015-10-26T15:55:31","guid":{"rendered":"http:\/\/www.johnpaulcaponigro.com\/blog\/?p=15887"},"modified":"2015-10-26T11:55:31","modified_gmt":"2015-10-26T15:55:31","slug":"enhancing-local-luminosity-in-black-white-images","status":"publish","type":"post","link":"https:\/\/www.johnpaulcaponigro.com\/blog\/15887\/enhancing-local-luminosity-in-black-white-images\/","title":{"rendered":"Enhancing Local Contrast In Black &amp; White Images"},"content":{"rendered":"<p><a href=\"https:\/\/www.johnpaulcaponigro.com\/blog\/wp-content\/uploads\/2021\/02\/AntarcticaLIV_after_425.jpg\"><img class=\"aligncenter size-full wp-image-15888\" src=\"https:\/\/www.johnpaulcaponigro.com\/blog\/wp-content\/uploads\/2021\/02\/AntarcticaLIV_after_425.jpg\" alt=\"AntarcticaLIV_after_425\" width=\"425\" height=\"462\" \/><\/a><\/p>\n<p style=\"text-align: center;\">After<\/p>\n<p><a href=\"https:\/\/www.johnpaulcaponigro.com\/blog\/wp-content\/uploads\/2021\/02\/AntarcticaLIV_after_425.jpg\"><img class=\"aligncenter size-full wp-image-15889\" src=\"https:\/\/www.johnpaulcaponigro.com\/blog\/wp-content\/uploads\/2021\/02\/AntarcticaLIV_before_425.jpg\" alt=\"AntarcticaLIV_before_425\" width=\"425\" height=\"462\" \/><\/a><\/p>\n<p style=\"text-align: center;\">Before<\/p>\n<p>Color to black and white conversions are radical transformations of an image. They establish the tonal foundations of a neutral image, creating tonal relationships by determining which areas of an image become light and which are dark. While this process can generate some localized effects (all blues become darker or lighter), this is quite different than selectively lightening and darkening an image to accentuate existing tonal relationships (only select blue areas become darker or lighter). Selectively enhance a tonal structure after conversion, rather than before. Selective enhancement may yield dramatic results.<br \/>\nHere are two ways.<\/p>\n<br><script src=\"https:\/\/www.google.com\/recaptcha\/api.js\"><\/script><form method=\"post\" id=\"los-pp-form\"><table cellpadding=\"7\" style=\"background-color:#eee;border:1px solid #C0C0C0\"><tr><td colspan=\"2\">Insights Members can login to read the full article.<\/td><\/tr><tr><td>Email:<\/td><td> <input name=\"los_pp_email\" type=\"text\"><\/td><\/tr><tr><td colspan=\"2\"><button class=\"g-recaptcha\" type=\"submit\" data-sitekey=\"6LecTYkqAAAAAHJvkyBxFs7D81oS4wjaoHknShEt\" data-callback=\"onSubmit\">Login<\/button> or <a href=\"https:\/\/www.johnpaulcaponigro.com\/blog\/get-news\/\">Sign up<\/a><\/td><\/tr><\/table><\/form><script> function onSubmit(token) { document.getElementById(\"los-pp-form\").submit(); } <\/script>","protected":false},"excerpt":{"rendered":"<p>After Before Color to black and white conversions are radical transformations of an image. They establish the tonal foundations of a neutral image, creating tonal relationships by determining which areas of an image become light and which are dark. While this process can generate some&#8230;<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"spay_email":"","jetpack_publicize_message":"","jetpack_is_tweetstorm":false,"jetpack_publicize_feature_enabled":true},"categories":[855],"tags":[136,3486,1596,1410,245,1768,80,248,141],"post_folder":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v18.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Enhancing Local Contrast In Black &amp; White Images - John Paul Caponigro<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.johnpaulcaponigro.com\/blog\/15887\/enhancing-local-luminosity-in-black-white-images\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Enhancing Local Contrast In Black &amp; White Images - John Paul Caponigro\" \/>\n<meta property=\"og:description\" content=\"After Before Color to black and white conversions are radical transformations of an image. They establish the tonal foundations of a neutral image, creating tonal relationships by determining which areas of an image become light and which are dark. While this process can generate some...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.johnpaulcaponigro.com\/blog\/15887\/enhancing-local-luminosity-in-black-white-images\/\" \/>\n<meta property=\"og:site_name\" content=\"John Paul Caponigro\" \/>\n<meta property=\"article:published_time\" content=\"2015-10-26T15:55:31+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.johnpaulcaponigro.com\/blog\/wp-content\/uploads\/2021\/02\/AntarcticaLIV_after_425.jpg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"johnpaulcaponigro\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Enhancing Local Contrast In Black &amp; White Images - John Paul Caponigro","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.johnpaulcaponigro.com\/blog\/15887\/enhancing-local-luminosity-in-black-white-images\/","og_locale":"en_US","og_type":"article","og_title":"Enhancing Local Contrast In Black &amp; White Images - John Paul Caponigro","og_description":"After Before Color to black and white conversions are radical transformations of an image. 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While this process can generate some...","og_url":"https:\/\/www.johnpaulcaponigro.com\/blog\/15887\/enhancing-local-luminosity-in-black-white-images\/","og_site_name":"John Paul Caponigro","article_published_time":"2015-10-26T15:55:31+00:00","og_image":[{"url":"https:\/\/www.johnpaulcaponigro.com\/blog\/wp-content\/uploads\/2021\/02\/AntarcticaLIV_after_425.jpg"}],"twitter_card":"summary_large_image","twitter_misc":{"Written by":"johnpaulcaponigro","Est. reading time":"3 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebSite","@id":"https:\/\/www.johnpaulcaponigro.com\/blog\/#website","url":"https:\/\/www.johnpaulcaponigro.com\/blog\/","name":"John Paul Caponigro","description":"Illuminating Creativity","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.johnpaulcaponigro.com\/blog\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.johnpaulcaponigro.com\/blog\/15887\/enhancing-local-luminosity-in-black-white-images\/#primaryimage","url":"https:\/\/www.johnpaulcaponigro.com\/blog\/wp-content\/uploads\/2021\/02\/AntarcticaLIV_after_425.jpg","contentUrl":"https:\/\/www.johnpaulcaponigro.com\/blog\/wp-content\/uploads\/2021\/02\/AntarcticaLIV_after_425.jpg","width":425,"height":462},{"@type":"WebPage","@id":"https:\/\/www.johnpaulcaponigro.com\/blog\/15887\/enhancing-local-luminosity-in-black-white-images\/#webpage","url":"https:\/\/www.johnpaulcaponigro.com\/blog\/15887\/enhancing-local-luminosity-in-black-white-images\/","name":"Enhancing Local Contrast In Black &amp; White Images - John Paul Caponigro","isPartOf":{"@id":"https:\/\/www.johnpaulcaponigro.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.johnpaulcaponigro.com\/blog\/15887\/enhancing-local-luminosity-in-black-white-images\/#primaryimage"},"datePublished":"2015-10-26T15:55:31+00:00","dateModified":"2015-10-26T15:55:31+00:00","author":{"@id":"https:\/\/www.johnpaulcaponigro.com\/blog\/#\/schema\/person\/858a1050968a36008905f1980aae47b0"},"breadcrumb":{"@id":"https:\/\/www.johnpaulcaponigro.com\/blog\/15887\/enhancing-local-luminosity-in-black-white-images\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.johnpaulcaponigro.com\/blog\/15887\/enhancing-local-luminosity-in-black-white-images\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.johnpaulcaponigro.com\/blog\/15887\/enhancing-local-luminosity-in-black-white-images\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.johnpaulcaponigro.com\/blog\/"},{"@type":"ListItem","position":2,"name":"Enhancing Local Contrast In Black &amp; White Images"}]},{"@type":"Person","@id":"https:\/\/www.johnpaulcaponigro.com\/blog\/#\/schema\/person\/858a1050968a36008905f1980aae47b0","name":"johnpaulcaponigro","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.johnpaulcaponigro.com\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/309d46e93fff33337943899d8f3269cf?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/309d46e93fff33337943899d8f3269cf?s=96&d=mm&r=g","caption":"johnpaulcaponigro"},"url":"https:\/\/www.johnpaulcaponigro.com\/blog\/author\/johnpaulcaponigro\/"}]}},"jetpack_featured_media_url":"","jetpack_publicize_connections":[],"_links":{"self":[{"href":"https:\/\/www.johnpaulcaponigro.com\/blog\/wp-json\/wp\/v2\/posts\/15887"}],"collection":[{"href":"https:\/\/www.johnpaulcaponigro.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.johnpaulcaponigro.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.johnpaulcaponigro.com\/blog\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.johnpaulcaponigro.com\/blog\/wp-json\/wp\/v2\/comments?post=15887"}],"version-history":[{"count":0,"href":"https:\/\/www.johnpaulcaponigro.com\/blog\/wp-json\/wp\/v2\/posts\/15887\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.johnpaulcaponigro.com\/blog\/wp-json\/wp\/v2\/media?parent=15887"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.johnpaulcaponigro.com\/blog\/wp-json\/wp\/v2\/categories?post=15887"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.johnpaulcaponigro.com\/blog\/wp-json\/wp\/v2\/tags?post=15887"},{"taxonomy":"post_folder","embeddable":true,"href":"https:\/\/www.johnpaulcaponigro.com\/blog\/wp-json\/wp\/v2\/post_folder?post=15887"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}