{"id":4190,"date":"2022-12-29T16:21:17","date_gmt":"2022-12-29T08:21:17","guid":{"rendered":"https:\/\/blog.coderfan.org\/?p=4190"},"modified":"2023-01-03T20:48:19","modified_gmt":"2023-01-03T12:48:19","slug":"camera-development-basisdigital-image-theory","status":"publish","type":"post","link":"https:\/\/blog.coderfan.org\/en\/camera-development-basisdigital-image-theory.html","title":{"rendered":"Camera\u5f00\u53d1\u57fa\u7840-\u6570\u5b57\u6210\u50cf\u539f\u7406\u7b80\u4ecb"},"content":{"rendered":"<div class='booster-block booster-read-block'>\n                <div class=\"twp-read-time\">\n                \t<i class=\"booster-icon twp-clock\"><\/i> <span>Read Time:<\/span>1 Minute, 44 Second                <\/div>\n\n            <\/div>\n<p class=\"has-text-align-justify\">\u4e0d\u77e5\u4e0d\u89c9\u505aCamera\u76f8\u5173\u7684\u5de5\u4f5c\u5df2\u7ecf\u6ee1\u4e86\u4e00\u5e74\u591a\u4e86\uff0c\u4f46\u5927\u90e8\u5206\u5de5\u4f5c\u5185\u5bb9\u90fd\u57fa\u4e8eAndroid FrameWork\u6846\u67b6\uff0c\u5305\u62ecCamera2\u4e0eEVS\u67b6\u6784\u3002\u5bf9\u4e8e\u5e95\u5c42Camera\u9a71\u52a8\u7684\u5f00\u53d1\u4e86\u89e3\u5f88\u5c11\uff0c\u4e8e\u662f\u4e00\u8fb9\u5b66\u4e60\u4e00\u8fb9\u505a\u8bb0\u5f55\uff0c\u8fd9\u7bc7\u6587\u7ae0\u8bb0\u5f55\u7684\u5185\u5bb9\u5c06\u5c1d\u8bd5\u89e3\u91ca\u6e05\u695a\u6211\u4eec\u7684\u6444\u50cf\u5934\u5982\u4f55\u5c06\u73b0\u5b9e\u4e16\u754c\u7684\u4e8b\u7269\u5e26\u5230\u6211\u4eec\u7684\u6570\u5b57\u4e16\u754c\u3002<\/p>\n\n\n\n<p class=\"has-text-align-justify\">\u8fd9\u7bc7\u6587\u7ae0\u5c06\u4e3b\u8981\u4ece<strong>\u5982\u4f55\u611f\u77e5\u56fe\u50cf\u3001\u5982\u4f55\u5904\u7406\u56fe\u50cf\u3001\u5982\u4f55\u4f20\u8f93\u56fe\u50cf<\/strong>\u8fd9\u4e09\u4e2a\u65b9\u9762\u6765\u8fdb\u884c\uff0c\u5176\u5927\u81f4\u7684\u5de5\u4f5c\u6d41\u7a0b\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.coderfan.org\/wp-content\/uploads\/2022\/11\/image-1-1024x314.png\" alt=\"\u6b64\u56fe\u7247\u7684alt\u5c5e\u6027\u4e3a\u7a7a\uff1b\u6587\u4ef6\u540d\u4e3aimage-1-1024x314.png\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u5982\u4f55\u611f\u77e5\u56fe\u50cf<\/h2>\n\n\n\n<p class=\"has-text-align-justify\">\u6211\u4eec\u4ece\u7269\u7406\u5b66\u77e5\u8bc6\u4e2d\u53ef\u4ee5\u77e5\u9053\uff0c\u6211\u4eec\u4eba\u773c\u4e4b\u6240\u4ee5\u53ef\u4ee5\u770b\u5230\u7269\u4f53\uff0c\u5b9e\u9645\u4e0a\u662f\u7531\u4e8e\u7269\u4f53\u53cd\u5c04\u5149\uff0c\u8fdb\u5165\u5230\u4eba\u773c\u540e\u6210\u50cf\uff0c\u81ea\u6b64\u7269\u4f53\u4e5f\u5c31\u88ab\u6211\u4eec\u201c\u770b\u201d\u5230\u4e86\u3002\u5728Camera\u4e2d\uff0c\u5176\u5b9e\u4e5f\u6709\u7c7b\u4f3c\u7684\u8fc7\u7a0b\u3002\u6211\u4eec\u5148\u4ece\u6444\u50cf\u5934\u7684\u7269\u7406\u7ec4\u6210\u6765\u770b\u770b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"905\" height=\"440\" src=\"https:\/\/blog.coderfan.org\/wp-content\/uploads\/2022\/11\/image-3.png\" alt=\"\" class=\"wp-image-4198\" srcset=\"https:\/\/blog.coderfan.org\/wp-content\/uploads\/2022\/11\/image-3.png 905w, https:\/\/blog.coderfan.org\/wp-content\/uploads\/2022\/11\/image-3-300x146.png 300w, https:\/\/blog.coderfan.org\/wp-content\/uploads\/2022\/11\/image-3-768x373.png 768w, https:\/\/blog.coderfan.org\/wp-content\/uploads\/2022\/11\/image-3-18x9.png 18w\" sizes=\"auto, (max-width: 905px) 100vw, 905px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-justify\">\u5728\u6444\u50cf\u5934\u6a21\u7ec4\u524d\u7aef\uff0c\u6700\u91cd\u8981\u7684\u90e8\u5206\u5c31\u662f<strong>\u56fe\u50cf\u4f20\u611f\u5668<\/strong>\uff08Sensor\uff09\uff0c\u56fe\u50cf\u4f20\u611f\u5668\u7684\u4f5c\u7528\uff0c\u5c31\u662f\u611f\u77e5\u5149\u7684\u5b58\u5728\uff0c\u5e76\u5c06\u5149\u4fe1\u53f7\u8f6c\u6362\u4e3a\u7535\u4fe1\u53f7\uff0c\u5728\u6b64\u8fc7\u7a0b\u4e2d\u5b8c\u6210A\/D\u8f6c\u6362\u3002<\/p>\n\n\n\n<p>\u76ee\u524d\u5e38\u7528\u7684\u56fe\u50cf\u4f20\u611f\u5668\u4e3b\u8981\u5206\u4e3a\u4e24\u7c7b\uff1aCCD Sensor\u4e0eCMOS Sensor\u3002<\/p>\n\n\n\n<p class=\"has-text-align-justify\">CCD Sensor\uff1a\u6210\u50cf\u8d28\u91cf\u597d\uff0c\u5236\u9020\u5de5\u827a\u590d\u6742\uff0c\u6210\u672c\u8f83\u4e3a\u6602\u8d35\uff0c\u5b9e\u9645\u4f7f\u7528\u65f6\u8017\u7535\u91cf\u4e5f\u9ad8\u3002<\/p>\n\n\n\n<p class=\"has-text-align-justify\">CMOS Sensor\uff1a\u5236\u9020\u6210\u672c\u8f83\u4f4e\uff0c\u529f\u8017\u4e5f\u66f4\u4f4e\uff0c\u4f46\u662f\u6210\u50cf\u8d28\u91cf\u4f1a\u5dee\u4e00\u4e9b\u3002<\/p>\n\n\n\n<p class=\"has-text-align-justify\">\u5728\u539f\u7406\u4e0a\uff0c\u90fd\u662f\u57fa\u4e8e\u5149\u7535\u8f6c\u6362\u539f\u7406\u5c06\u5149\u5f3a\u8f6c\u6362\u4e3a\u7535\u538b\u503c\uff0c\u518d\u7531\u7535\u538b\u503c\u6a21\u6570\u8f6c\u6362\u4e3a\u6570\u5b57\u4fe1\u53f7\u3002<\/p>\n\n\n\n<p class=\"has-text-align-justify\">\u56fe\u50cf\u4f20\u611f\u5668\u7684\u7ec4\u6210\u4e0e\u5de5\u4f5c\u539f\u7406\u53ef\u4ee5\u53c2\u8003\u4e0b\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"716\" height=\"309\" src=\"https:\/\/blog.coderfan.org\/wp-content\/uploads\/2022\/11\/image-2.png\" alt=\"\" class=\"wp-image-4194\" srcset=\"https:\/\/blog.coderfan.org\/wp-content\/uploads\/2022\/11\/image-2.png 716w, https:\/\/blog.coderfan.org\/wp-content\/uploads\/2022\/11\/image-2-300x129.png 300w, https:\/\/blog.coderfan.org\/wp-content\/uploads\/2022\/11\/image-2-18x8.png 18w\" sizes=\"auto, (max-width: 716px) 100vw, 716px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-justify\">\u8fd9\u91cc\u9762\u9700\u8981\u91cd\u70b9\u7406\u89e3<strong>\u989c\u8272\u6ee4\u6ce2<\/strong>\u8fd9\u4e2a\u73af\u8282\uff0c\u6211\u4eec\u90fd\u77e5\u9053\u4e09\u539f\u8272\u7684\u6982\u5ff5\uff0c\u5373\u4ee5\u7ea2(R)\u3001\u7eff(G)\u3001\u84dd(B)\u4e09\u8272\u6309\u7167\u4e0d\u540c\u7684\u6bd4\u4f8b\u53ef\u4ee5\u7ec4\u5408\u6210\u7edd\u5927\u591a\u6570\u989c\u8272\u3002\u6240\u4ee5\u56fe\u50cf\u4f20\u611f\u5668\u989c\u8272\u6ee4\u6ce2\u4e5f\u662f\u8fc7\u6ee4\u8fd9\u4e09\u4e2a\u989c\u8272\uff0c\u4ee5\u6bcf\u4e00\u4e2a\u6700\u5c0f\u7684\u611f\u5149\u5355\u5143\u800c\u8a00\uff0c\u5206\u522b\u8fc7\u6ee4\u7ea2\u3001\u7eff\u3001\u84dd\u4e09\u8272\u3002\u8fd9\u91cc\u4e3a\u4e86\u8fbe\u5230\u6700\u597d\u3001\u6700\u9ad8\u6548\u7684\u6ee4\u5149\u6548\u679c\uff0c\u6211\u4eec\u4e00\u822c\u91c7\u7528<strong>\u62dc\u5c14\u9635\u5217<\/strong>\u6765\u8fdb\u884c\u989c\u8272\u6ee4\u6ce2\u3002\u901a\u5e38\u6211\u4eec\u4e5f\u5c06\u8fd9\u79cd\u6ee4\u6ce2\u9635\u5217\u7b80\u79f0\u4e3aCFA\uff08Color Filter Arrays\uff09\u3002<\/p>\n\n\n\n<p class=\"has-text-align-justify\">\u5728\u5149\u7ebf\u5230\u8fbe\u611f\u5149\u5668\u524d\uff0c\u8fd8\u9700\u8981\u7ecf\u8fc7Lens\u955c\u5934\u3001\u6ee4\u5149\u7247\u7b49\u3002Lens\u955c\u5934\u7684\u4f5c\u7528\u5f88\u597d\u7406\u89e3\uff0c\u63a5\u6536\u5149\u4fe1\u53f7\u5e76\u6c47\u805a\u5230\u611f\u5149\u5668\u4ef6\u4e0a\u3002Lens\u51b3\u5b9a\u4e86Sensor\u7684\u91c7\u5149\u7387\uff0c\u6574\u4f53\u6548\u679c\u4e0a\u7c7b\u4f3c\u4e8e\u51f8\u900f\u955c\u3002<\/p>\n\n\n\n<p class=\"has-text-align-justify\">\u6ee4\u5149\u7247\u7684\u4f5c\u7528\u4e3b\u8981\u5206\u4e3a\u4e24\u70b9\uff1a<\/p>\n\n\n\n<p class=\"has-text-align-justify\">1.<strong>\u6ee4\u9664\u7ea2\u5916\u5149\u7ebf<\/strong>\uff0c\u56e0\u4e3a\u7ea2\u5916\u5149\u7ebf\u672c\u8eab\u5e76\u4e0d\u5bf9\u8089\u773c\u53ef\u89c1\uff0c\u4e3a\u4e86\u907f\u514d\u8fd9\u90e8\u5206\u5149\u7ebf\u5bf9\u4fe1\u53f7\u91c7\u96c6\u9020\u6210\u5f71\u54cd\uff0c\u4e00\u822c\u9700\u8981\u6ee4\u53bb\uff0c\u4e14\u8fc7\u6ee4\u540e\u53ef\u4ee5\u4f7f\u5f97\u6210\u50cf\u6548\u679c\u66f4\u597d\uff0c\u66f4\u6e05\u6670\u3002<\/p>\n\n\n\n<p class=\"has-text-align-justify\">2.<strong>\u4fee\u6b63\u5149\u7ebf\u5165\u5c04\u89d2<\/strong>\uff0c\u56e0\u4e3aSensor\u7531\u611f\u5149\u4f53\u6784\u6210\uff0c\u6210\u50cf\u6548\u679c\u6700\u597d\u65f6\u9700\u8981\u8ba9\u5149\u7ebf\u76f4\u5c04\u3002\u4f46\u5728\u5b9e\u9645\u60c5\u51b5\u4e2d\u5149\u7684\u5165\u5c04\u89d2\u4e0d\u53ef\u80fd\u90fd\u662f\u76f4\u89d2\uff0c\u56e0\u6b64\u4f7f\u7528\u6ee4\u5149\u7247\u6765\u8fc7\u6ee4\u6389\u659c\u5c04\u90e8\u5206\u7684\u5149\u7ebf\u3002<\/p>\n\n\n\n<p class=\"has-text-align-justify\">\u5728\u7ecf\u8fc7Sensor\u7684\u611f\u77e5\u4e4b\u540e\uff0c\u6211\u4eec\u73b0\u5728\u5df2\u7ecf\u77e5\u9053\u4e86\u6bcf\u4e2a\u611f\u5149\u5355\u5143\u5bf9\u5e94\u7684\u989c\u8272\u4ee5\u53ca\u5bf9\u5e94\u7684\u7535\u538b\u503c\uff08\u5bf9\u5e94\u7740\u5149\u5f3a\uff0c\u4e5f\u5bf9\u5e94\u7740\u989c\u8272\u7684\u6df1\u6d45\uff09\uff0c\u5728\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d\u5b8c\u6210\u4e86\u5bf9\u56fe\u50cf\u7684\u611f\u77e5\u3002\u63a5\u4e0b\u6765\u662f\u5982\u4f55\u5904\u7406\u56fe\u50cf\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5982\u4f55\u5904\u7406\u56fe\u50cf<\/h2>\n\n\n\n<p class=\"has-text-align-justify\">\u73b0\u5728\u6211\u4eec\u5df2\u7ecf\u901a\u8fc7\u524d\u9762\u5730\u6b65\u9aa4\u5f97\u5230\u4e86\u6bcf\u4e2a\u6700\u5c0f\u611f\u5149\u5355\u5143\u4e0a\u7684\u7535\u538b\u503c\uff0c\u90a3\u4e48\u5982\u4f55\u5c06\u5176\u8fdb\u884c\u8f6c\u6362\u4f7f\u5f97\u6211\u4eec\u7684\u82af\u7247\u80fd\u591f\u8bc6\u522b\u5904\u7406\u5462\uff0c\u81ea\u7136\u662f\u9700\u8981\u7ecf\u8fc7AD\u8f6c\u6362\u7684\uff0c\u8fd9\u662f\u5176\u4e00\uff1b\u5176\u6b21\uff0c\u6211\u4eec\u7684\u6700\u5c0f\u611f\u5149\u5355\u5143\u4e0a\u83b7\u5f97\u5f97\u7535\u538b\u503c\u5176\u5b9e\u53ea\u4ee3\u8868\u4e86\u4e00\u79cd\u989c\u8272\u7684\u5f3a\u5ea6\uff0c\u4f46\u7531\u6700\u5c0f\u611f\u5149\u5355\u5143\u5230\u50cf\u7d20\u70b9\u8f6c\u6362\u65f6\u6211\u4eec\u5f80\u5f80\u9700\u8981\u83b7\u5f97\u5176\u4ed6\u989c\u8272\u7684\u6bd4\u91cd\uff0c\u8fd9\u65f6\u5019\u5c31\u9700\u8981\u7ecf\u8fc7\u989d\u5916\u7684\u5904\u7406\u4e86\uff0c\u91cd\u8981\u7684\u5904\u7406\u6b65\u9aa4\u5176\u5b9e\u5305\u542b\u4e24\u90e8\u5206\uff1a<strong>\u56fe\u50cf\u91cd\u5efa<\/strong>\u4e0e<strong>\u8272\u5f69\u91cd\u5efa<\/strong>\u3002\u800c\u8fd9\u4e24\u8005\uff0c\u90fd\u662f\u5728ISP\uff08Image Signal Processor\uff09\u4e0a\u5b8c\u6210\u7684\u3002<\/p>\n\n\n\n<p>\u8fd9\u91cc\u7b80\u5355\u628a\u6574\u4e2a\u6b65\u9aa4\u4ee5\u4e0b\u56fe\u8fdb\u884c\u8868\u793a\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/aijishu.com\/img\/bV6tb\" alt=\"image.png\"\/><\/figure>\n\n\n\n<p>\u5728ISP\u5185\u90e8\uff0c\u53ef\u80fd\u4f1a\u7ecf\u8fc7\u5982\u4e0b\u6b65\u9aa4\uff1a<\/p>\n\n\n\n<p>1\uff09AF<\/p>\n\n\n\n<p class=\"has-text-align-justify\">AF\u82f1\u6587\u5168\u79f0\u4e3aAuto Foucus\uff0c\u5373\u81ea\u52a8\u5bf9\u7126\u3002\u5148\u5224\u65ad\u56fe\u50cf\u7684\u6a21\u7cca\u7a0b\u5ea6\uff0c\u901a\u8fc7\u5408\u9002\u7684\u6a21\u7cca\u5ea6\u8bc4\u4ef7\u51fd\u6570\u6c42\u5f97\u91c7\u96c6\u7684\u6bcf\u4e00\u526f\u56fe\u50cf\u7684\u8bc4\u4ef7\u503c\uff0c\u7136\u540e\u901a\u8fc7\u641c\u7d22\u7b97\u6cd5\u5f97\u5230\u8bc4\u4ef7\u503c\u7684\u5cf0\u503c\uff0c\u6700\u540e\u901a\u8fc7\u7535\u673a\u9a71\u52a8\u5c06\u91c7\u96c6\u8bbe\u5907\u8c03\u8282\u5230\u5cf0\u503c\u6240\u5728\u7684\u4f4d\u7f6e\uff0c\u5f97\u5230\u6700\u6e05\u6670\u7684\u56fe\u50cf<\/p>\n\n\n\n<p>2\uff09AEC<\/p>\n\n\n\n<p class=\"has-text-align-justify\">AEC\u82f1\u6587\u5168\u79f0\u4e3aAutomatic Exposure Control\uff0c\u81ea\u52a8\u66dd\u5149\u63a7\u5236\u3002\u5728\u4e0d\u540c\u573a\u666f\u4e0b\u65f6\uff0c\u5468\u56f4\u73af\u5883\u7684\u5149\u7167\u5f3a\u5ea6\u5dee\u5f02\u5927\uff0c\u56fe\u50cf\u4f20\u611f\u5668\u6ca1\u6cd5\u81ea\u9002\u5e94\u3002\u6b64\u65f6\u9700\u8981\u901a\u8fc7AEC\u6765\u63a7\u5236\u66dd\u5149\uff0c\u6765\u5f97\u5230\u6bd4\u8f83\u5747\u8861\u7684\u6548\u679c\u3002AEC\u7684\u5b9e\u73b0\u4e00\u822c\u901a\u8fc7\u7edf\u8ba1\u56fe\u50cf\u7684\u50cf\u7d20\u5149\u5f3a\u53ca\u573a\u666f\u5206\u6790\uff0c\u8bbe\u5b9a\u66dd\u5149\u65f6\u95f4\u548c\u589e\u76ca\u6765\u5b9e\u73b0<\/p>\n\n\n\n<p>3\uff09BLC<\/p>\n\n\n\n<p class=\"has-text-align-justify\">BLC\u82f1\u6587\u5168\u79f0\u4e3aBlack Level Correction\uff0c\u9ed1\u7535\u5e73\u8865\u507f\u3002\u5176\u4e3b\u8981\u76ee\u7684\u5c31\u662f\u4e3a\u4e86\u89e3\u51b3\u6697\u7535\u6d41\u5bf9\u539f\u59cb\u6570\u636e\u5e26\u6765\u7684\u566a\u58f0\u95ee\u9898\u3002\u4e3a\u4ec0\u4e48\u4f1a\u6709\u6697\u7535\u6d41\u5462\uff0c\u56e0\u4e3a\u7269\u7406\u5668\u4ef6\uff08\u8fd9\u91cc\u6307\u611f\u5149\u5143\u5668\u4ef6\uff09\u672c\u8eab\u5c31\u4f1a\u6709\u7535\u8377\u6d41\u52a8\u4ea7\u751f\u6697\u7535\u6d41\uff0c\u8fd9\u4e9b\u6697\u7535\u6d41\u5c31\u4f1a\u5bf9\u7ed3\u679c\u4ea7\u751f\u5e72\u6270\u3002\u9ed1\u7535\u5e73\u8865\u507f\u5c31\u662f\u4e3a\u4e86\u6d88\u9664\u8fd9\u90e8\u5206\u6697\u7535\u6d41\u7684\u5f71\u54cd\u3002\u6211\u4eec\u4e5f\u53ef\u4ee5\u7b80\u5355\u5f97\u51fa\uff0c\u505a\u4e86BLC\u4e4b\u540e\uff0c\u56fe\u50cf\u662f\u4f1a\u53d8\u6697\u7684\uff0c\u56e0\u800cBLC\u4f1a\u5f71\u54cd\u56fe\u50cf\u7684\u5bf9\u6bd4\u5ea6\u3002<\/p>\n\n\n\n<p>4\uff09LSC<\/p>\n\n\n\n<p class=\"has-text-align-justify\">LSC\u5168\u79f0\u4e3aLens Shading Correction\uff0c\u955c\u5934\u77eb\u6b63\uff0c\u8fd9\u90e8\u5206\u6d89\u53ca\u5230\u7684\u662f\u5149\u5b66\u539f\u7406\u7684\u77e5\u8bc6\uff0c\u4e0d\u505a\u8fc7\u591a\u8d58\u8ff0\u3002\u7b80\u5355\u6765\u8bb2\u5c31\u662f\u56fe\u50cf\u5149\u7167\u901a\u8fc7\u955c\u5934\u6295\u5c04\u5230\u611f\u5149\u5668\u4ef6\u4e0a\u65f6\uff0c\u7531\u4e8e\u5165\u5c04\u89d2\u5ea6\u95ee\u9898\u5bfc\u81f4\u8fb9\u89d2\u5931\u5149\uff0c\u611f\u5149\u5355\u5143\u83b7\u53d6\u7684\u5149\u4fe1\u606f\u6709\u9650\uff0c\u4ece\u800c\u5f71\u54cd\u6211\u4eec\u6700\u7ec8\u5f97\u5230\u7684\u56fe\u50cf\u7ed3\u679c\u3002\u8868\u73b0\u5728\u56fe\u50cf\u4e0a\u65f6\uff0c\u56fe\u50cf\u7684\u4e2d\u95f4\u5730\u5e26\u8f83\u8fb9\u7f18\u5730\u5e26\u4eae\u4e00\u4e9b\uff0c\u4e3a\u4e86\u8865\u507f\u8fb9\u7f18\u5730\u5e26\u7684\u4eae\u5ea6\u635f\u5931\uff0c\u5c31\u9700\u8981\u8fdb\u884cLSC\u77eb\u6b63\u3002<\/p>\n\n\n\n<p>5\uff09BPC<\/p>\n\n\n\n<p class=\"has-text-align-justify\">BPC\u5168\u540d\u4e3aBad Pixel Correction,\u574f\u70b9\u77eb\u6b63\u3002\u574f\u70b9\u7684\u4ea7\u751f\u56e0\u7d20\u6709\u5f88\u591a\uff0c\u4e3b\u8981\u8fd8\u662f\u7531\u4e8e\u7269\u7406\u5668\u4ef6\u81ea\u8eab\u7684\u539f\u56e0\u3002\u6240\u8c13\u574f\u70b9\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u5168\u9ed1\u73af\u5883\u4e0b\u770b\u5230\u56fe\u50cf\u8f93\u51fa\u7684\u767d\u70b9\uff0c\u6216\u8005\u9ad8\u4eae\u73af\u5883\u4e0b\u8f93\u51fa\u7684\u9ed1\u70b9\u3002\u51fa\u73b0\u574f\u70b9\u65f6\uff0c\u4e00\u822c\u53ef\u4ee5\u91c7\u53d6\u4e24\u79cd\u65b9\u5f0f\u8fdb\u884c\u4fee\u590d\uff0c\u4e00\u79cd\u662f\u81ea\u52a8\u68c0\u6d4b\u574f\u70b9\u5e76\u81ea\u52a8\u4fee\u590d\uff1b\u53e6\u4e00\u79cd\u662f\u5efa\u7acb\u574f\u70b9\u50cf\u7d20\u94fe\u8868\u8fdb\u884c\u56fa\u5b9a\u4f4d\u7f6e\u7684\u574f\u70b9\u50cf\u7d20\u4fee\u590d\u3002<\/p>\n\n\n\n<p>6\uff09Demosic<\/p>\n\n\n\n<p class=\"has-text-align-justify\"> Demosic \u53c8\u79f0\u5176\u4e3a\u989c\u8272\u63d2\u503c\u3002\u524d\u9762\u6211\u4eec\u5df2\u7ecf\u8bb2\u5230\uff0c\u4e3a\u4e86\u83b7\u53d6\u5230\u6700\u597d\u3001\u6700\u9ad8\u6548\u7684\u6ee4\u5149\u6548\u679c\uff0c\u6211\u4eec\u91c7\u7528\u4e86\u62dc\u5c14\u8272\u5f69\u6ee4\u6ce2\u9635\u5217\uff08Bayer Color Filter Array\uff09\uff0c\u8fd9\u6837\u6bcf\u4e2a\u50cf\u7d20\u70b9\u5176\u5b9e\u53ea\u6709\u4e00\u79cd\u989c\u8272\u3002\u6709\u70b9\u7c7b\u4f3c\u4e8e\u9a6c\u8d5b\u514b\u7684\u6548\u679c\u3002\u6211\u4eec\u5728\u5904\u7406\u65f6\u9700\u8981\u901a\u8fc7\u989c\u8272\u63d2\u503c\u7684\u529e\u6cd5\u6765\u5c06\u6bcf\u4e2a\u50cf\u7d20\u70b9\u7684\u91c7\u6837\u53d8\u6210\u5b8c\u6574\u7684RGB\u56fe\u50cf\u3002\u6709\u5f88\u591a\u7b97\u6cd5\u53ef\u4ee5\u5b8c\u6210\u8fd9\u9879\u5de5\u4f5c\uff0c\u5982\u6700\u8fd1\u90bb\u57df\u6cd5,biliner\u63d2\u503c\uff0ccubic\u63d2\u503c\u767b\u3002<\/p>\n\n\n\n<p>7\uff09Bayer Denoise<\/p>\n\n\n\n<p class=\"has-text-align-justify\">Bayer Denoise\u5176\u5b9e\u5c31\u662f\u91c7\u7528\u8fc7\u7a0b\u4e2d\u4ea7\u751f\u7684\u566a\u58f0\u3002\u4f7f\u7528 cmos sensor\u83b7\u53d6\u56fe\u50cf\u65f6\uff0c\u5149\u7167\u7a0b\u5ea6\u548c\u4f20\u611f\u5668\u95ee\u9898\u662f\u751f\u6210\u56fe\u50cf\u4e2d\u5927\u91cf\u566a\u58f0\u7684\u4e3b\u8981\u56e0\u7d20\u3002\u540c\u65f6\uff0c \u5f53\u4fe1\u53f7\u7ecf\u8fc7ADC \u65f6\uff0c \u53c8\u4f1a\u5f15\u5165\u5176\u4ed6\u4e00\u4e9b\u566a\u58f0\u3002\u8fd9\u4e9b\u566a\u58f0\u4f1a\u4f7f\u56fe\u50cf\u6574\u4f53\u53d8\u5f97\u6a21\u7cca\uff0c \u800c\u4e14\u4e22\u5931\u5f88\u591a\u7ec6\u8282\uff0c \u6240\u4ee5\u9700\u8981\u5bf9\u56fe\u50cf\u8fdb\u884c\u53bb\u566a\u5904\u7406\u7a7a\u95f4\u53bb\u566a\u4f20\u7edf\u7684\u65b9\u6cd5\u6709\u5747\u503c\u6ee4\u6ce2\u3001 \u9ad8\u65af\u6ee4\u6ce2\u7b49\u3002<\/p>\n\n\n\n<p class=\"has-text-align-justify\">\u4f46\u662f\uff0c \u4e00\u822c\u7684\u9ad8\u65af\u6ee4\u6ce2\u5728\u8fdb\u884c\u91c7\u6837\u65f6\u4e3b\u8981\u8003\u8651\u4e86\u50cf\u7d20\u95f4\u7684\u7a7a\u95f4\u8ddd\u79bb\u5173\u7cfb\uff0c \u5e76\u6ca1\u6709\u8003\u8651\u50cf\u7d20\u503c\u4e4b\u95f4\u7684\u76f8\u4f3c\u7a0b\u5ea6\uff0c \u56e0\u6b64\u8fd9\u6837\u5f97\u5230\u7684\u6a21\u7cca\u7ed3\u679c\u901a\u5e38\u662f\u6574\u5f20\u56fe\u7247\u4e00\u56e2\u6a21\u7cca\u3002\u6240\u4ee5\uff0c \u4e00\u822c\u91c7\u7528\u975e\u7ebf\u6027\u53bb\u566a\u7b97\u6cd5\uff0c \u4f8b\u5982\u53cc\u8fb9\u6ee4\u6ce2\u5668\uff0c \u5728\u91c7\u6837\u65f6\u4e0d\u4ec5\u8003\u8651\u50cf\u7d20\u5728\u7a7a\u95f4\u8ddd\u79bb\u4e0a\u7684\u5173\u7cfb\uff0c \u540c\u65f6\u52a0\u5165\u4e86\u50cf\u7d20\u95f4\u7684\u76f8\u4f3c\u7a0b\u5ea6\u8003\u8651\uff0c \u56e0\u800c\u53ef\u4ee5\u4fdd\u6301\u539f\u59cb\u56fe\u50cf\u7684\u5927\u4f53\u5206\u5757\uff0c \u8fdb\u800c\u4fdd\u6301\u8fb9\u7f18\u3002<\/p>\n\n\n\n<p>8\uff09AWB<\/p>\n\n\n\n<p class=\"has-text-align-justify\">AWB\u5168\u79f0\u4e3aAutomatic Whitle Balance\uff0c\u9700\u8981\u767d\u5e73\u8861\u7684\u539f\u56e0\u662f\u7531\u4e8e\u6211\u4eec\u7684\u611f\u5149\u5143\u5668\u4ef6\u83b7\u53d6\u5230\u7684\u6570\u636e\u672c\u8eab\u662f\u5bb9\u6613\u53d7\u5230\u6e29\u5ea6\u7684\u5f71\u54cd\u7684\u3002\u5728\u4eba\u7c7b\u89c6\u89c9\u4e2d\u7684\u4e00\u5f20\u767d\u7eb8\uff0c\u5728\u4e0d\u540c\u5149\u7ebf\u4e0b,\u91c7\u5149\u5143\u5668\u4ef6\u8f93\u51fa\u7684\u6548\u679c\u662f\u4e0d\u4e00\u6837\u7684\uff0c\u5728\u4f4e\u8272\u6e29\u4e0b\u504f\u9ec4\uff0c\u5728\u9ad8\u8272\u6e29\u4e0b\u504f\u84dd\uff0c\u8fd9\u5e76\u975e\u6211\u4eec\u6240\u671f\u5f85\u7684\u3002\u6240\u4ee5\u6211\u4eec\u9700\u8981\u901a\u8fc7AWB\u6765\u4f7f\u5f97\u611f\u5149\u5143\u5668\u4ef6\u5728\u4e0d\u540c\u8272\u6e29\u5149\u7ebf\u4e0b\u5bf9\u767d\u8272\u7269\u4f53\u7684\u91c7\u6837\u6548\u679c\u63a5\u8fd1\u4e8e\u4eba\u773c\u4e2d\u7684\u771f\u5b9e\u6548\u679c\u3002\u6bd4\u8f83\u5e38\u7528\u7684AWB\u7b97\u6cd5\u5305\u62ec\u7070\u5ea6\u4e16\u754c\u3001\u5b8c\u7f8e\u53cd\u5c04\u6cd5\u3002<\/p>\n\n\n\n<p>9\uff09CSC<\/p>\n\n\n\n<p>10\uff09RGB TO YUV&nbsp;<\/p>\n\n\n\n<p class=\"has-text-align-justify\">\u8fd9\u4e00\u6b65\u5176\u5b9e\u662f\u8272\u5f69\u7a7a\u95f4\u7684\u8f6c\u6362\uff0c\u524d\u9762\u5df2\u7ecf\u8bb2\u5230\u6211\u4eec\u62ff\u5230\u7684\u56fe\u50cf\u4fe1\u606f\u539f\u672c\u662f\u57fa\u4e8eRGB\u6ee4\u6ce2\u91c7\u6837\u7684\u3002\u4f46\u662f\u539f\u59cb\u7684RGB\u6570\u636e\u901a\u5e38\u6570\u636e\u91cf\u8f83\u5927\uff0c\u4e0d\u4fbf\u4e8e\u5b58\u50a8\u4e0e\u4f20\u8f93\u3002\u6b64\u65f6\u6211\u4eec\u4f1a\u901a\u8fc7ISP\u5c06\u5176\u7531RGB\u683c\u5f0f\u8f6c\u6362\u4e3aYUV\u683c\u5f0f\u3002\u540c\u65f6\u5728\u5c06\u5176\u8fdb\u884c\u8f6c\u6362\u540e\uff0c\u5bf9\u56fe\u50cf\u7684\u5904\u7406\u4f1a\u66f4\u52a0\u65b9\u4fbf\uff08\u56e0\u4e3a\u6570\u636e\u91cf\u53d8\u5c0f\u4e86\uff09\u3002<\/p>\n\n\n\n<p class=\"has-text-align-justify\">RGB\u4e0eYUV\u4e4b\u95f4\u7684\u8f6c\u6362\uff0c\u53ef\u4ee5\u53c2\u8003\u5982\u4e0b\u516c\u5f0f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Y=0.299R+0.587G+0.114B\nCb=0.564(B-Y)\nCr=0.713(R-Y)\nR=Y+1.402Cr\nG=Y-0.344Cb-0.714Cr\nB=Y+1.772Cb<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u5982\u4f55\u4f20\u8f93\u56fe\u50cf<\/h2>\n\n\n\n<p class=\"has-text-align-justify\">\u5982\u4f55\u628aCamera\u751f\u4ea7\u51fa\u7684\u56fe\u50cf\u4f20\u8f93\u5230\u8fdc\u7aef\uff0c\u5176\u5b9e\u4e5f\u5c31\u662f\u6d89\u53ca\u5230\u4f20\u8f93\u534f\u8bae\u7684\u95ee\u9898\uff0c\u8fd9\u91cc\u5148\u7b80\u5355\u76f4\u63a5\u5730\u5217\u51fa\u6211\u4eec\u5e38\u89c1\u7684\u56fe\u50cf\u4f20\u8f93\u65b9\u5f0f\uff1aMIPI\\LVDS\\SLVS\\HDMI\u3002<\/p>\n\n\n\n<p>MIPI:Mobile Industry Processor Interface<\/p>\n\n\n\n<p>LVDS:Low Voltage Differential Signaling<\/p>\n\n\n\n<p>HDMI:High Definition Multimedia Interface<\/p>\n\n\n\n<p class=\"has-text-align-justify\">\u5176\u4e2dMIPI\u4e0eLVDS\u662f\u6bd4\u8f83\u5e38\u7528\u4e8e\u5d4c\u5165\u5f0f\u8bbe\u5907\u7684\uff0c\u8fd9\u7c7b\u8bbe\u5907\u7684\u56fe\u50cf\u4f20\u8f93\u6570\u636e\u76f8\u5bf9\u4f1a\u8f83\u5c0f\u4e00\u4e9b\uff0c\u540c\u65f6\u4e5f\u8981\u6c42\u4f4e\u529f\u8017\u4e0e\u8f83\u4f4e\u7684\u566a\u58f0\u3002\u5173\u4e8e\u8fd9\u4e24\u8005\u7684\u4e3b\u8981\u5dee\u5f02\u5982\u4e0b\uff1a<\/p>\n\n\n\n<p class=\"has-text-align-justify\">1\uff09LVDS\u901a\u5e38\u53ea\u7528\u6237\u4f20\u8f93\u56fe\u50cf\u6570\u636e\uff0c\u800cMIPI\u9664\u4e86\u56fe\u50cf\u6570\u636e\u4e5f\u53ef\u4ee5\u4f20\u8f93\u63a7\u5236\u6307\u4ee4\u3002<\/p>\n\n\n\n<p class=\"has-text-align-justify\">2\uff09LVDS\u63a5\u53e3\u4e3b\u8981\u662f\u5c06RGB \u4fe1\u606f\u7684\u7535\u5e73\u4fe1\u53f7\u6309\u7167SPWG\/JEIDA\u683c\u5f0f\u8f6c\u6362\u6210LVDS\u4fe1\u53f7\u8fdb\u884c\u4f20\u8f93\uff0cMIPI 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