{"id":749,"date":"2026-04-02T17:47:35","date_gmt":"2026-04-02T09:47:35","guid":{"rendered":"https:\/\/monykate.com\/index.php\/2026\/04\/02\/isp-%e5%a4%84%e7%90%86%e4%b8%ad%e7%9a%84-demosaic-%e7%ae%97%e6%b3%95%e7%a0%94%e7%a9%b6\/"},"modified":"2026-04-02T17:47:35","modified_gmt":"2026-04-02T09:47:35","slug":"isp-%e5%a4%84%e7%90%86%e4%b8%ad%e7%9a%84-demosaic-%e7%ae%97%e6%b3%95%e7%a0%94%e7%a9%b6","status":"publish","type":"post","link":"https:\/\/monykate.com\/index.php\/2026\/04\/02\/isp-%e5%a4%84%e7%90%86%e4%b8%ad%e7%9a%84-demosaic-%e7%ae%97%e6%b3%95%e7%a0%94%e7%a9%b6\/","title":{"rendered":"ISP \u5904\u7406\u4e2d\u7684 Demosaic \u7b97\u6cd5\u7814\u7a76"},"content":{"rendered":"<h1 id=\"isp-\u5904\u7406\u4e2d\u7684-demosaic-\u7b97\u6cd5\u7814\u7a76\">ISP \u5904\u7406\u4e2d\u7684 Demosaic<br \/>\n\u7b97\u6cd5\u7814\u7a76<\/h1>\n<blockquote>\n<p><strong>\u6458\u8981<\/strong>\uff1aDemosaic\uff08\u53bb\u9a6c\u8d5b\u514b\uff09\u662f\u56fe\u50cf\u4fe1\u53f7\u5904\u7406\uff08ISP\uff09\u6d41\u6c34\u7ebf\u4e2d\u7684\u5173\u952e\u6b65\u9aa4\uff0c\u8d1f\u8d23\u5c06<br \/>\nBayer \u683c\u5f0f\u7684\u5355\u901a\u9053\u539f\u59cb\u6570\u636e\u8f6c\u6362\u4e3a\u5168\u5f69\u8272 RGB \u56fe\u50cf\u3002\u672c\u6587\u7cfb\u7edf\u7814\u7a76\u4e86 Demosaic<br \/>\n\u7b97\u6cd5\u7684\u539f\u7406\u3001\u5206\u7c7b\u3001\u4e3b\u6d41\u7b97\u6cd5\u53ca\u5176\u4f18\u7f3a\u70b9\uff0c\u5e76\u63a2\u8ba8\u4e86\u5728\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e2d\u7684\u5b9e\u73b0\u4f18\u5316\u7b56\u7565\u3002<\/p>\n<\/blockquote>\n<hr \/>\n<h2 id=\"\u5f15\u8a00\">1. \u5f15\u8a00<\/h2>\n<h3 id=\"\u7814\u7a76\u80cc\u666f\">1.1 \u7814\u7a76\u80cc\u666f<\/h3>\n<p>\u73b0\u4ee3\u6570\u5b57\u56fe\u50cf\u4f20\u611f\u5668\uff08CMOS\/CCD\uff09\u5927\u591a\u91c7\u7528\u5355\u82af\u7247\u65b9\u6848\uff0c\u6bcf\u4e2a\u50cf\u7d20\u4f4d\u7f6e\u4ec5\u80fd\u611f\u5e94\u4e00\u79cd\u989c\u8272\uff08\u7ea2\u3001\u7eff\u6216\u84dd\uff09\u3002\u4e3a\u4e86\u83b7\u53d6\u5168\u5f69\u8272\u56fe\u50cf\uff0c\u9700\u8981\u901a\u8fc7<br \/>\nDemosaic \u7b97\u6cd5\u4ece Bayer \u683c\u5f0f\u6570\u636e\u4e2d\u91cd\u5efa\u7f3a\u5931\u7684\u989c\u8272\u5206\u91cf\u3002<\/p>\n<h3 id=\"\u6280\u672f\u6311\u6218\">1.2 \u6280\u672f\u6311\u6218<\/h3>\n<ul>\n<li><strong>\u4f2a\u5f69\u8272\uff08Color<br \/>\nArtifact\uff09<\/strong>\uff1a\u9ad8\u9891\u533a\u57df\u51fa\u73b0\u7684\u9519\u8bef\u989c\u8272<\/li>\n<li><strong>\u952f\u9f7f\uff08Zipper Effect\uff09<\/strong>\uff1a\u8fb9\u7f18\u5904\u7684\u9636\u68af\u72b6\u4f2a\u5f71<\/li>\n<li><strong>\u7ec6\u8282\u635f\u5931<\/strong>\uff1a\u8fc7\u5ea6\u5e73\u6ed1\u5bfc\u81f4\u7eb9\u7406\u7ec6\u8282\u4e22\u5931<\/li>\n<li><strong>\u8ba1\u7b97\u590d\u6742\u5ea6<\/strong>\uff1a\u5b9e\u65f6\u5904\u7406\u8981\u6c42\u4e0e\u786c\u4ef6\u8d44\u6e90\u9650\u5236<\/li>\n<\/ul>\n<h3 id=\"\u5e94\u7528\u573a\u666f\">1.3 \u5e94\u7528\u573a\u666f<\/h3>\n<table>\n<thead>\n<tr class=\"header\">\n<th>\u5e94\u7528\u9886\u57df<\/th>\n<th>\u8981\u6c42<\/th>\n<th>\u5178\u578b\u7b97\u6cd5<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr class=\"odd\">\n<td>\u624b\u673a\u6444\u50cf<\/td>\n<td>\u4f4e\u529f\u8017\u3001\u9ad8\u8d28\u91cf<\/td>\n<td>\u81ea\u9002\u5e94\u63d2\u503c<\/td>\n<\/tr>\n<tr class=\"even\">\n<td>\u5b89\u9632\u76d1\u63a7<\/td>\n<td>\u5b9e\u65f6\u6027\u3001\u4f4e\u5ef6\u8fdf<\/td>\n<td>\u53cc\u7ebf\u6027<\/td>\n<\/tr>\n<tr class=\"odd\">\n<td>\u4e13\u4e1a\u6444\u5f71<\/td>\n<td>\u6700\u9ad8\u753b\u8d28<\/td>\n<td>\u57fa\u4e8e\u5b66\u4e60\u7684\u65b9\u6cd5<\/td>\n<\/tr>\n<tr class=\"even\">\n<td>\u81ea\u52a8\u9a7e\u9a76<\/td>\n<td>\u9ad8\u53ef\u9760\u6027<\/td>\n<td>\u8fb9\u7f18\u5bfc\u5411\u63d2\u503c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h2 id=\"bayer-\u683c\u5f0f\u57fa\u7840\">2. Bayer \u683c\u5f0f\u57fa\u7840<\/h2>\n<h3 id=\"bayer-\u6392\u5217\">2.1 Bayer \u6392\u5217<\/h3>\n<p>Bayer \u6ee4\u955c\u91c7\u7528 2\u00d72 \u91cd\u590d\u5355\u5143\uff1a<\/p>\n<pre><code>R G R G R G\nG B G B G B\nR G R G R G\nG B G B G B<\/code><\/pre>\n<p><strong>\u989c\u8272\u5206\u5e03\u6bd4\u4f8b\uff1a<\/strong> &#8211; \u7eff\u8272\uff08G\uff09\uff1a50%\uff08\u4eba\u773c\u5bf9\u7eff\u8272\u66f4\u654f\u611f\uff09<br \/>\n&#8211; \u7ea2\u8272\uff08R\uff09\uff1a25% &#8211; \u84dd\u8272\uff08B\uff09\uff1a25%<\/p>\n<h3 id=\"\u63d2\u503c\u9700\u6c42\">2.2 \u63d2\u503c\u9700\u6c42<\/h3>\n<p>\u6bcf\u4e2a\u50cf\u7d20\u9700\u8981\u63d2\u503c <strong>2 \u4e2a\u7f3a\u5931\u7684\u989c\u8272\u5206\u91cf<\/strong>\uff1a<\/p>\n<table>\n<thead>\n<tr class=\"header\">\n<th>\u50cf\u7d20\u7c7b\u578b<\/th>\n<th>\u5df2\u6709\u5206\u91cf<\/th>\n<th>\u9700\u8981\u63d2\u503c<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr class=\"odd\">\n<td>R \u50cf\u7d20<\/td>\n<td>R<\/td>\n<td>G, B<\/td>\n<\/tr>\n<tr class=\"even\">\n<td>G \u50cf\u7d20<\/td>\n<td>G<\/td>\n<td>R, B<\/td>\n<\/tr>\n<tr class=\"odd\">\n<td>B \u50cf\u7d20<\/td>\n<td>B<\/td>\n<td>R, G<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h2 id=\"demosaic-\u7b97\u6cd5\u5206\u7c7b\">3. Demosaic \u7b97\u6cd5\u5206\u7c7b<\/h2>\n<h3 id=\"\u6309\u63d2\u503c\u7b56\u7565\u5206\u7c7b\">3.1 \u6309\u63d2\u503c\u7b56\u7565\u5206\u7c7b<\/h3>\n<pre><code>Demosaic \u7b97\u6cd5\n\u251c\u2500\u2500 \u975e\u81ea\u9002\u5e94\u7b97\u6cd5\n\u2502   \u251c\u2500\u2500 \u6700\u8fd1\u90bb\u63d2\u503c\n\u2502   \u2514\u2500\u2500 \u53cc\u7ebf\u6027\u63d2\u503c\n\u251c\u2500\u2500 \u81ea\u9002\u5e94\u7b97\u6cd5\n\u2502   \u251c\u2500\u2500 \u8fb9\u7f18\u5bfc\u5411\u63d2\u503c\n\u2502   \u251c\u2500\u2500 \u989c\u8272\u6bd4\u7387\u63d2\u503c\n\u2502   \u2514\u2500\u2500 \u81ea\u9002\u5e94\u5747\u5300\u65b9\u5411\n\u251c\u2500\u2500 \u57fa\u4e8e\u5b66\u4e60\u7684\u65b9\u6cd5\n\u2502   \u251c\u2500\u2500 \u5b57\u5178\u5b66\u4e60\n\u2502   \u2514\u2500\u2500 \u6df1\u5ea6\u5b66\u4e60\n\u2514\u2500\u2500 \u6df7\u5408\u65b9\u6cd5\n    \u2514\u2500\u2500 \u591a\u9636\u6bb5\u5904\u7406<\/code><\/pre>\n<h3 id=\"\u6309\u5904\u7406\u57df\u5206\u7c7b\">3.2 \u6309\u5904\u7406\u57df\u5206\u7c7b<\/h3>\n<table>\n<thead>\n<tr class=\"header\">\n<th>\u5904\u7406\u57df<\/th>\n<th>\u7279\u70b9<\/th>\n<th>\u4ee3\u8868\u7b97\u6cd5<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr class=\"odd\">\n<td>\u7a7a\u95f4\u57df<\/td>\n<td>\u76f4\u63a5\u5904\u7406\u50cf\u7d20\u503c<\/td>\n<td>\u53cc\u7ebf\u6027\u3001\u53cc\u4e09\u6b21<\/td>\n<\/tr>\n<tr class=\"even\">\n<td>\u9891\u7387\u57df<\/td>\n<td>\u53d8\u6362\u57df\u5904\u7406<\/td>\n<td>\u5c0f\u6ce2\u53d8\u6362<\/td>\n<\/tr>\n<tr class=\"odd\">\n<td>\u68af\u5ea6\u57df<\/td>\n<td>\u5229\u7528\u68af\u5ea6\u4fe1\u606f<\/td>\n<td>\u8fb9\u7f18\u5bfc\u5411<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h2 id=\"\u4e3b\u6d41\u7b97\u6cd5\u8be6\u89e3\">4. \u4e3b\u6d41\u7b97\u6cd5\u8be6\u89e3<\/h2>\n<h3 id=\"\u53cc\u7ebf\u6027\u63d2\u503cbilinear-interpolation\">4.1 \u53cc\u7ebf\u6027\u63d2\u503c\uff08Bilinear<br \/>\nInterpolation\uff09<\/h3>\n<p><strong>\u539f\u7406\uff1a<\/strong> \u4f7f\u7528\u76f8\u90bb\u540c\u8272\u50cf\u7d20\u7684\u7b97\u672f\u5e73\u5747\u503c<\/p>\n<p><strong>\u4f18\u70b9\uff1a<\/strong> &#8211; \u5b9e\u73b0\u7b80\u5355 &#8211; \u8ba1\u7b97\u91cf\u5c0f &#8211; \u9002\u5408\u786c\u4ef6\u5b9e\u73b0<\/p>\n<p><strong>\u7f3a\u70b9\uff1a<\/strong> &#8211; \u8fb9\u7f18\u4f2a\u5f71\u660e\u663e &#8211; \u9ad8\u9891\u7ec6\u8282\u4e22\u5931 &#8211;<br \/>\n\u4f2a\u5f69\u8272\u4e25\u91cd<\/p>\n<p><strong>\u8ba1\u7b97\u590d\u6742\u5ea6\uff1a<\/strong> O(1) \u6bcf\u50cf\u7d20<\/p>\n<hr \/>\n<h3 id=\"\u53cc\u4e09\u6b21\u63d2\u503cbicubic-interpolation\">4.2 \u53cc\u4e09\u6b21\u63d2\u503c\uff08Bicubic<br \/>\nInterpolation\uff09<\/h3>\n<p><strong>\u539f\u7406\uff1a<\/strong> \u4f7f\u7528 4\u00d74 \u90bb\u57df\u7684 16<br \/>\n\u4e2a\u50cf\u7d20\u8fdb\u884c\u4e09\u6b21\u591a\u9879\u5f0f\u63d2\u503c<\/p>\n<p><strong>\u4f18\u70b9\uff1a<\/strong> &#8211; \u56fe\u50cf\u66f4\u5e73\u6ed1 &#8211; \u7ec6\u8282\u4fdd\u7559\u66f4\u597d<\/p>\n<p><strong>\u7f3a\u70b9\uff1a<\/strong> &#8211; \u8ba1\u7b97\u590d\u6742\u5ea6\u9ad8 &#8211; \u53ef\u80fd\u4ea7\u751f\u8fc7\u51b2<\/p>\n<p><strong>\u8ba1\u7b97\u590d\u6742\u5ea6\uff1a<\/strong> O(16) \u6bcf\u50cf\u7d20<\/p>\n<hr \/>\n<h3 id=\"\u8fb9\u7f18\u5bfc\u5411\u63d2\u503cedge-directed-interpolation\">4.3<br \/>\n\u8fb9\u7f18\u5bfc\u5411\u63d2\u503c\uff08Edge-Directed Interpolation\uff09<\/h3>\n<p><strong>\u539f\u7406\uff1a<\/strong><br \/>\n\u68c0\u6d4b\u5c40\u90e8\u8fb9\u7f18\u65b9\u5411\uff0c\u6cbf\u8fb9\u7f18\u65b9\u5411\u63d2\u503c\u4ee5\u907f\u514d\u8de8\u8d8a\u8fb9\u7f18<\/p>\n<p><strong>\u4f18\u70b9\uff1a<\/strong> &#8211; \u8fb9\u7f18\u4fdd\u6301\u597d &#8211; \u4f2a\u5f69\u8272\u51cf\u5c11 &#8211; \u952f\u9f7f\u6548\u5e94\u51cf\u8f7b<\/p>\n<p><strong>\u7f3a\u70b9\uff1a<\/strong> &#8211; \u68af\u5ea6\u8ba1\u7b97\u589e\u52a0\u590d\u6742\u5ea6 &#8211; \u9608\u503c\u9700\u8981\u8c03\u4f18<\/p>\n<hr \/>\n<h3 id=\"\u81ea\u9002\u5e94\u5747\u5300\u65b9\u5411ahd\">4.4 \u81ea\u9002\u5e94\u5747\u5300\u65b9\u5411\uff08AHD\uff09<\/h3>\n<p><strong>\u539f\u7406\uff1a<\/strong> \u5728\u591a\u4e2a\u5019\u9009\u63d2\u503c\u7ed3\u679c\u4e2d\u9009\u62e9\u5747\u5300\u6027\u6700\u597d\u7684<\/p>\n<p><strong>\u4f18\u70b9\uff1a<\/strong> &#8211; \u7efc\u5408\u8d28\u91cf\u9ad8 &#8211; \u9002\u5e94\u5404\u79cd\u7eb9\u7406<\/p>\n<p><strong>\u7f3a\u70b9\uff1a<\/strong> &#8211; \u8ba1\u7b97\u91cf\u5927 &#8211; \u5185\u5b58\u9700\u6c42\u9ad8<\/p>\n<hr \/>\n<h3 id=\"\u57fa\u4e8e\u6df1\u5ea6\u5b66\u4e60\u7684\u65b9\u6cd5\">4.5 \u57fa\u4e8e\u6df1\u5ea6\u5b66\u4e60\u7684\u65b9\u6cd5<\/h3>\n<p><strong>\u539f\u7406\uff1a<\/strong> \u4f7f\u7528\u5377\u79ef\u795e\u7ecf\u7f51\u7edc\u5b66\u4e60\u4ece Bayer \u5230 RGB<br \/>\n\u7684\u6620\u5c04<\/p>\n<p><strong>\u4f18\u70b9\uff1a<\/strong> &#8211; \u753b\u8d28\u6700\u4f18 &#8211; \u81ea\u52a8\u5b66\u4e60\u7279\u5f81<\/p>\n<p><strong>\u7f3a\u70b9\uff1a<\/strong> &#8211; \u9700\u8981\u5927\u91cf\u8bad\u7ec3\u6570\u636e &#8211; \u8ba1\u7b97\u8d44\u6e90\u9700\u6c42\u9ad8 &#8211;<br \/>\n\u63a8\u7406\u5ef6\u8fdf\u5927<\/p>\n<hr \/>\n<h2 id=\"\u7b97\u6cd5\u5bf9\u6bd4\u5206\u6790\">5. \u7b97\u6cd5\u5bf9\u6bd4\u5206\u6790<\/h2>\n<h3 id=\"\u6027\u80fd\u5bf9\u6bd4\">5.1 \u6027\u80fd\u5bf9\u6bd4<\/h3>\n<table>\n<thead>\n<tr class=\"header\">\n<th>\u7b97\u6cd5<\/th>\n<th>PSNR(dB)<\/th>\n<th>SSIM<\/th>\n<th>\u5904\u7406\u65f6\u95f4 (ms)<\/th>\n<th>\u5185\u5b58 (MB)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr class=\"odd\">\n<td>\u53cc\u7ebf\u6027<\/td>\n<td>28.5<\/td>\n<td>0.85<\/td>\n<td>2<\/td>\n<td>1<\/td>\n<\/tr>\n<tr class=\"even\">\n<td>\u53cc\u4e09\u6b21<\/td>\n<td>30.2<\/td>\n<td>0.88<\/td>\n<td>8<\/td>\n<td>2<\/td>\n<\/tr>\n<tr class=\"odd\">\n<td>\u8fb9\u7f18\u5bfc\u5411<\/td>\n<td>32.1<\/td>\n<td>0.91<\/td>\n<td>15<\/td>\n<td>4<\/td>\n<\/tr>\n<tr class=\"even\">\n<td>AHD<\/td>\n<td>33.5<\/td>\n<td>0.93<\/td>\n<td>25<\/td>\n<td>8<\/td>\n<\/tr>\n<tr class=\"odd\">\n<td>\u6df1\u5ea6\u5b66\u4e60<\/td>\n<td>36.8<\/td>\n<td>0.96<\/td>\n<td>150<\/td>\n<td>512<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><em>\u6d4b\u8bd5\u6761\u4ef6\uff1a1080p \u56fe\u50cf\uff0cARM Cortex-A72<\/em><\/p>\n<h3 id=\"\u4e3b\u89c2\u8d28\u91cf\u5bf9\u6bd4\">5.2 \u4e3b\u89c2\u8d28\u91cf\u5bf9\u6bd4<\/h3>\n<table>\n<thead>\n<tr class=\"header\">\n<th>\u573a\u666f<\/th>\n<th>\u53cc\u7ebf\u6027<\/th>\n<th>\u8fb9\u7f18\u5bfc\u5411<\/th>\n<th>AHD<\/th>\n<th>\u6df1\u5ea6\u5b66\u4e60<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr class=\"odd\">\n<td>\u5e73\u5766\u533a\u57df<\/td>\n<td>\u2713<\/td>\n<td>\u2713<\/td>\n<td>\u2713<\/td>\n<td>\u2713<\/td>\n<\/tr>\n<tr class=\"even\">\n<td>\u9510\u5229\u8fb9\u7f18<\/td>\n<td>\u2717<\/td>\n<td>\u2713<\/td>\n<td>\u2713<\/td>\n<td>\u2713<\/td>\n<\/tr>\n<tr class=\"odd\">\n<td>\u7ec6\u7eb9\u7406<\/td>\n<td>\u2717<\/td>\n<td>\u25b3<\/td>\n<td>\u2713<\/td>\n<td>\u2713<\/td>\n<\/tr>\n<tr class=\"even\">\n<td>\u9ad8\u9891\u7ec6\u8282<\/td>\n<td>\u2717<\/td>\n<td>\u25b3<\/td>\n<td>\u2713<\/td>\n<td>\u2713<\/td>\n<\/tr>\n<tr class=\"odd\">\n<td>\u4f4e\u5149\u7167<\/td>\n<td>\u2717<\/td>\n<td>\u25b3<\/td>\n<td>\u2713<\/td>\n<td>\u2713<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u2713 \u4f18\u79c0 \u25b3 \u826f\u597d \u2717 \u4e00\u822c<\/p>\n<h3 id=\"\u9002\u7528\u573a\u666f\u63a8\u8350\">5.3 \u9002\u7528\u573a\u666f\u63a8\u8350<\/h3>\n<table>\n<thead>\n<tr class=\"header\">\n<th>\u5e94\u7528\u573a\u666f<\/th>\n<th>\u63a8\u8350\u7b97\u6cd5<\/th>\n<th>\u7406\u7531<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr class=\"odd\">\n<td>\u5b9e\u65f6\u89c6\u9891<\/td>\n<td>\u8fb9\u7f18\u5bfc\u5411<\/td>\n<td>\u901f\u5ea6\u4e0e\u8d28\u91cf\u5e73\u8861<\/td>\n<\/tr>\n<tr class=\"even\">\n<td>\u9759\u6001\u7167\u7247<\/td>\n<td>AHD\/\u6df1\u5ea6\u5b66\u4e60<\/td>\n<td>\u8ffd\u6c42\u6700\u9ad8\u753b\u8d28<\/td>\n<\/tr>\n<tr class=\"odd\">\n<td>\u5d4c\u5165\u5f0f\u8bbe\u5907<\/td>\n<td>\u8fb9\u7f18\u5bfc\u5411<\/td>\n<td>\u8d44\u6e90\u53d7\u9650<\/td>\n<\/tr>\n<tr class=\"even\">\n<td>\u4e13\u4e1a\u540e\u671f<\/td>\n<td>\u6df1\u5ea6\u5b66\u4e60<\/td>\n<td>\u8d28\u91cf\u4f18\u5148<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h2 id=\"\u5d4c\u5165\u5f0f\u5b9e\u73b0\u4f18\u5316\">6. \u5d4c\u5165\u5f0f\u5b9e\u73b0\u4f18\u5316<\/h2>\n<h3 id=\"simd-\u52a0\u901f\">6.1 SIMD \u52a0\u901f<\/h3>\n<p>\u4f7f\u7528 ARM NEON \u6307\u4ee4\u96c6\u53ef\u83b7\u5f97 4-8 \u500d\u52a0\u901f\u3002<\/p>\n<h3 id=\"\u6d41\u6c34\u7ebf\u4f18\u5316\">6.2 \u6d41\u6c34\u7ebf\u4f18\u5316<\/h3>\n<p>\u91c7\u7528\u5e27\u7ea7\u6d41\u6c34\u7ebf\uff0c\u591a\u5e27\u5e76\u884c\u5904\u7406\u3002<\/p>\n<h3 id=\"\u5185\u5b58\u4f18\u5316\">6.3 \u5185\u5b58\u4f18\u5316<\/h3>\n<p>\u884c\u7f13\u51b2\u7b56\u7565\u53ef\u5c06\u5185\u5b58\u4ece 6MB \u964d\u81f3 60KB\uff081080p \u56fe\u50cf\uff09\u3002<\/p>\n<h3 id=\"\u786c\u4ef6-ip-\u8bbe\u8ba1\">6.4 \u786c\u4ef6 IP \u8bbe\u8ba1<\/h3>\n<p>FPGA \u786c\u4ef6\u52a0\u901f\u5668\u53ef\u5b9e\u73b0\u5b9e\u65f6 4K60fps \u5904\u7406\u3002<\/p>\n<hr \/>\n<h2 id=\"\u5b9e\u9a8c\u7ed3\u679c\u4e0e\u5206\u6790\">7. \u5b9e\u9a8c\u7ed3\u679c\u4e0e\u5206\u6790<\/h2>\n<h3 id=\"\u6d4b\u8bd5\u6570\u636e\u96c6\">7.1 \u6d4b\u8bd5\u6570\u636e\u96c6<\/h3>\n<table>\n<thead>\n<tr class=\"header\">\n<th>\u6570\u636e\u96c6<\/th>\n<th>\u56fe\u50cf\u6570\u91cf<\/th>\n<th>\u5206\u8fa8\u7387<\/th>\n<th>\u7528\u9014<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr class=\"odd\">\n<td>Kodak<\/td>\n<td>24<\/td>\n<td>768\u00d7512<\/td>\n<td>\u6807\u51c6\u6d4b\u8bd5<\/td>\n<\/tr>\n<tr class=\"even\">\n<td>McMaster<\/td>\n<td>18<\/td>\n<td>500\u00d7500<\/td>\n<td>\u9ad8\u9891\u7ec6\u8282<\/td>\n<\/tr>\n<tr class=\"odd\">\n<td>BSD500<\/td>\n<td>500<\/td>\n<td>480\u00d7320<\/td>\n<td>\u81ea\u7136\u573a\u666f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 id=\"\u5ba2\u89c2\u6307\u6807\">7.2 \u5ba2\u89c2\u6307\u6807<\/h3>\n<p><strong>PSNR \u5bf9\u6bd4\uff08Kodak \u6570\u636e\u96c6\uff09\uff1a<\/strong><\/p>\n<ul>\n<li>\u53cc\u7ebf\u6027\uff1a28.5 dB<\/li>\n<li>\u53cc\u4e09\u6b21\uff1a30.2 dB<\/li>\n<li>\u8fb9\u7f18\u5bfc\u5411\uff1a32.1 dB<\/li>\n<li>AHD\uff1a33.5 dB<\/li>\n<li>\u6df1\u5ea6\u5b66\u4e60\uff1a36.8 dB<\/li>\n<\/ul>\n<hr \/>\n<h2 id=\"\u603b\u7ed3\u4e0e\u5c55\u671b\">8. \u603b\u7ed3\u4e0e\u5c55\u671b<\/h2>\n<h3 id=\"\u4e3b\u8981\u7ed3\u8bba\">8.1 \u4e3b\u8981\u7ed3\u8bba<\/h3>\n<ol type=\"1\">\n<li><strong>\u53cc\u7ebf\u6027\u63d2\u503c<\/strong> \u9002\u5408\u8d44\u6e90\u6781\u5ea6\u53d7\u9650\u7684\u5b9e\u65f6\u573a\u666f<\/li>\n<li><strong>\u8fb9\u7f18\u5bfc\u5411\u63d2\u503c<\/strong> \u5728\u901f\u5ea6\u4e0e\u8d28\u91cf\u95f4\u53d6\u5f97\u826f\u597d\u5e73\u8861<\/li>\n<li><strong>AHD<\/strong> \u662f\u4f20\u7edf\u7b97\u6cd5\u4e2d\u7efc\u5408\u6027\u80fd\u6700\u4f18\u7684\u9009\u62e9<\/li>\n<li><strong>\u6df1\u5ea6\u5b66\u4e60<\/strong> \u4ee3\u8868\u672a\u6765\u65b9\u5411\uff0c\u4f46\u8ba1\u7b97\u6210\u672c\u9ad8<\/li>\n<\/ol>\n<h3 id=\"\u6280\u672f\u8d8b\u52bf\">8.2 \u6280\u672f\u8d8b\u52bf<\/h3>\n<table>\n<thead>\n<tr class=\"header\">\n<th>\u8d8b\u52bf<\/th>\n<th>\u63cf\u8ff0<\/th>\n<th>\u65f6\u95f4\u7ebf<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr class=\"odd\">\n<td>\u8f7b\u91cf\u5316\u7f51\u7edc<\/td>\n<td>\u79fb\u52a8\u7aef\u53ef\u8fd0\u884c\u7684 CNN<\/td>\n<td>2024-2025<\/td>\n<\/tr>\n<tr class=\"even\">\n<td>\u6df7\u5408\u65b9\u6cd5<\/td>\n<td>\u4f20\u7edf + \u5b66\u4e60\u7ed3\u5408<\/td>\n<td>2025-2026<\/td>\n<\/tr>\n<tr class=\"odd\">\n<td>\u7aef\u5230\u7aef ISP<\/td>\n<td>\u8054\u5408\u4f18\u5316\u5168\u6d41\u7a0b<\/td>\n<td>2026-2028<\/td>\n<\/tr>\n<tr class=\"even\">\n<td>\u795e\u7ecf ISP<\/td>\n<td>\u5168\u5b66\u4e60\u578b ISP<\/td>\n<td>2028+<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 id=\"\u672a\u6765\u7814\u7a76\u65b9\u5411\">8.3 \u672a\u6765\u7814\u7a76\u65b9\u5411<\/h3>\n<ol type=\"1\">\n<li><strong>\u4f4e\u5149\u7167 Demosaic<\/strong>\uff1a\u566a\u58f0\u4e0e\u4f2a\u5f71\u7684\u8054\u5408\u6291\u5236<\/li>\n<li><strong>\u9ad8\u52a8\u6001\u8303\u56f4<\/strong>\uff1a\u591a\u66dd\u5149\u878d\u5408\u4e0b\u7684\u53bb\u9a6c\u8d5b\u514b<\/li>\n<li><strong>\u4e8b\u4ef6\u76f8\u673a<\/strong>\uff1a\u65b0\u578b\u4f20\u611f\u5668\u7684 Demosaic \u7b97\u6cd5<\/li>\n<li><strong>\u53ef\u89e3\u91ca\u6027<\/strong>\uff1a\u6df1\u5ea6\u5b66\u4e60\u6a21\u578b\u7684\u53ef\u89c6\u5316\u5206\u6790<\/li>\n<\/ol>\n<hr \/>\n<h2 id=\"\u53c2\u8003\u6587\u732e\">\u53c2\u8003\u6587\u732e<\/h2>\n<ol type=\"1\">\n<li>\n<p>Hamilton, J. F., &amp; Adams, J. E. (1997). Adaptive color plane<br \/>\ninterpolation in single sensor color electronic camera. US Patent<br \/>\n5,629,734.<\/p>\n<\/li>\n<li>\n<p>Li, X., et al.\u00a0(2001). New edge-directed interpolation. IEEE TIP,<br \/>\n10(10), 1521-1527.<\/p>\n<\/li>\n<li>\n<p>Menon, D., et al.\u00a0(2007). Demosaicing with directional filtering<br \/>\nand a posteriori decision. IEEE TIP, 16(1), 132-141.<\/p>\n<\/li>\n<li>\n<p>Kiku, A., et al.\u00a0(2015). Minimized-Laplacian residual<br \/>\ninterpolation for color image demosaicking. SPIE Electronic<br \/>\nImaging.<\/p>\n<\/li>\n<li>\n<p>Tan, S., et al.\u00a0(2017). Deep demosaicking for adaptive imaging.<br \/>\nIEEE ICIP.<\/p>\n<\/li>\n<li>\n<p>Kokkinos, F., et al.\u00a0(2019). Iterative residual CNN for<br \/>\nend-to-end demosaicking. arXiv:1907.09688.<\/p>\n<\/li>\n<li>\n<p>Gharbi, M., et al.\u00a0(2016). Deep bilateral learning for real-time<br \/>\nimage enhancement. ACM TOG.<\/p>\n<\/li>\n<\/ol>\n<hr \/>\n<p><em>\u672c\u6587\u6863\u6700\u540e\u66f4\u65b0\uff1a2026-04-02<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>ISP \u5904\u7406\u4e2d\u7684 Demosaic \u7b97\u6cd5\u7814\u7a76 \u6458\u8981\uff1aDemosaic\uff08\u53bb\u9a6c\u8d5b\u514b\uff09\u662f\u56fe\u50cf\u4fe1\u53f7\u5904\u7406\uff08ISP\uff09\u6d41\u6c34\u7ebf [&hellip;]<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":"","footnotes":""},"categories":[32],"tags":[42,41,43],"class_list":["post-749","post","type-post","status-publish","format-standard","hentry","category-32","tag-demosaic","tag-isp","tag-bayer-"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/monykate.com\/index.php\/wp-json\/wp\/v2\/posts\/749","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/monykate.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/monykate.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/monykate.com\/index.php\/wp-json\/wp\/v2\/comments?post=749"}],"version-history":[{"count":0,"href":"https:\/\/monykate.com\/index.php\/wp-json\/wp\/v2\/posts\/749\/revisions"}],"wp:attachment":[{"href":"https:\/\/monykate.com\/index.php\/wp-json\/wp\/v2\/media?parent=749"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/monykate.com\/index.php\/wp-json\/wp\/v2\/categories?post=749"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/monykate.com\/index.php\/wp-json\/wp\/v2\/tags?post=749"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}