{"id":27,"date":"2024-06-11T20:17:29","date_gmt":"2024-06-11T12:17:29","guid":{"rendered":"https:\/\/www.wenbo828.cn\/?p=27"},"modified":"2024-12-20T17:39:02","modified_gmt":"2024-12-20T09:39:02","slug":"%e9%9f%b3%e8%a7%86%e9%a2%91%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86-color-bit-depth-model","status":"publish","type":"post","link":"https:\/\/www.wenbo828.cn\/index.php\/2024\/06\/11\/%e9%9f%b3%e8%a7%86%e9%a2%91%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86-color-bit-depth-model\/","title":{"rendered":"\u97f3\u89c6\u9891\u57fa\u7840\u77e5\u8bc6 &#8211; Color bit depth &amp; model"},"content":{"rendered":"\n<div class=\"wp-block-jetpack-markdown\"><h1>1. Bit Depth<\/h1>\n<p>\u8272\u5f69\u4f4d\u6df1\u6307\u7ec4\u6210\u753b\u9762\u7684\u8272\u5f69\u6570\u91cf\uff0c\u5e38\u89c1\u7684\u89c6\u9891\u8272\u6df1\u662f<strong>8-bit\uff081680\u4e07\u8272\uff09\u300110-bit\uff0810.7\u4ebf\u8272\uff09\u548c12-bit\uff08680\u4ebf\u8272\uff09<\/strong>\u3002<\/p>\n<ul>\n<li>\u66f4\u9ad8\u4f4d\u6df1\u7684\u7f16\u7801\u80fd\u5b58\u50a8\u66f4\u591a\u7684\u8272\u5f69\uff0c\u8ba9\u753b\u9762\u770b\u8d77\u6765\u8fc7\u6e21\u66f4\u5e73\u6ed1\u3001\u66f4\u67d4\u548c\uff1b<\/li>\n<li>\u66f4\u9ad8\u4f4d\u6df1\u7684\u7f16\u7801\u80fd\u63d0\u4f9b\u66f4\u9ad8\u8d28\u91cf\u7684\u753b\u9762\uff0c\u4f46\u4e5f\u4f1a\u8ba9\u6587\u4ef6\u4f53\u79ef\u53d8\u5927\uff1b<\/li>\n<li>\u5bf9\u4e8e\u62cd\u6444\u3001\u8c03\u8272\u548c\u89c6\u6548\u6765\u8bf4\uff0c\u6700\u597d\u4f7f\u7528\u9ad8\u4f4d\u6df1\u7684\u7f16\u7801\u3002<\/li>\n<\/ul>\n<h1>2 Color Model<\/h1>\n<h2>YCbCr<\/h2>\n<p>YCbCr\u6216Y\u2019CbCr\u6709\u7684\u65f6\u5019\u4f1a\u88ab\u5199\u4f5c\uff1aYCBCR\u6216\u662fY\u2019CBCR\uff0c\u662f\u8272\u5f69\u7a7a\u95f4\u7684\u4e00\u79cd\u3002<\/p>\n<ul>\n<li>Y\uff1a\u6d41\u660e\uff08Luminance\uff09<\/li>\n<li>Y\u2019\uff1a\u8868\u793a\u5149\u7684\u6d53\u5ea6\u4e14\u4e3a\u975e\u7ebf\u6027<\/li>\n<li>Cb\uff1a\u84dd\u8272\u7684\u6d53\u5ea6\u504f\u79fb\u91cf\u6210\u5206<\/li>\n<li>Cr\uff1a\u7ea2\u8272\u7684\u6d53\u5ea6\u504f\u79fb\u91cf\u6210\u5206<\/li>\n<\/ul>\n<p>\u4e0b\u56fe\u662f\u4e00\u4e2a\u5f69\u8272\u5f71\u50cf\u7684\u56fe\u548c\u4e00\u4e2a\u5f69\u8272\u5f71\u50cf\u53ea\u6709Y\u6210\u4efd\u7684\u56fe\u3001\u53ea\u6709Cb\u6210\u4efd\u7684\u56fe\u3001\u548c\u53ea\u6709Cr\u6210\u4efd\u7684\u56fe\u3002\n<img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/blog-img-store.oss-cn-beijing.aliyuncs.com\/img\/800px-Barns_grand_tetons_YCbCr_separation.jpg?w=4096&#038;ssl=1\" alt=\"img\"><\/p>\n<blockquote>\n<p>\u53ea\u6709Y\u6210\u4efd\u7684\u56fe\u57fa\u672c\u4e0a\u6765\u8bf4\u5c31\u662f\u5f69\u8272\u5f71\u50cf\u90a3\u5f20\u56fe\u7684\u7070\u9636\u7248\u672c<\/p>\n<\/blockquote>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u8272\u5f69\u4f4d\u6df1\u51b3\u5b9a\u4e86\u753b\u9762\u7684\u8272\u5f69\u6570\u91cf\uff0c8-bit\u300110-bit\u548c12-bit\u5206\u522b\u5bf9\u5e94\u4e0d\u540c\u7684\u8272\u5f69\u91cf\u548c\u753b\u9762\u8d28\u91cf\u3002\u66f4\u9ad8\u4f4d\u6df1\u7f16\u7801\u80fd\u5b58\u50a8\u66f4\u591a\u8272\u5f69\uff0c\u4f46\u6587\u4ef6\u4e5f\u66f4\u5927\u3002YCbCr\u8272\u5f69\u6a21\u578b\u5305\u62ec\u4eae\u5ea6\uff08Y\uff09\u3001\u84dd\u8272\u6d53\u5ea6\u504f\u79fb\uff08Cb\uff09\u548c\u7ea2\u8272\u6d53\u5ea6\u504f\u79fb\uff08Cr\uff09\u6210\u5206\u3002<\/p>\n","protected":false},"author":1,"featured_media":82,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[9],"tags":[10],"class_list":["post-27","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-study","tag-color"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.wenbo828.cn\/wp-content\/uploads\/2024\/06\/color_model.jpg?fit=320%2C180&ssl=1","jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/www.wenbo828.cn\/index.php\/wp-json\/wp\/v2\/posts\/27","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wenbo828.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wenbo828.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wenbo828.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wenbo828.cn\/index.php\/wp-json\/wp\/v2\/comments?post=27"}],"version-history":[{"count":5,"href":"https:\/\/www.wenbo828.cn\/index.php\/wp-json\/wp\/v2\/posts\/27\/revisions"}],"predecessor-version":[{"id":33,"href":"https:\/\/www.wenbo828.cn\/index.php\/wp-json\/wp\/v2\/posts\/27\/revisions\/33"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wenbo828.cn\/index.php\/wp-json\/wp\/v2\/media\/82"}],"wp:attachment":[{"href":"https:\/\/www.wenbo828.cn\/index.php\/wp-json\/wp\/v2\/media?parent=27"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wenbo828.cn\/index.php\/wp-json\/wp\/v2\/categories?post=27"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wenbo828.cn\/index.php\/wp-json\/wp\/v2\/tags?post=27"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}