{"id":532,"date":"2021-03-08T14:43:58","date_gmt":"2021-03-08T06:43:58","guid":{"rendered":"http:\/\/blog.fengyu-poi.cn:57650\/?p=532"},"modified":"2021-11-24T10:36:57","modified_gmt":"2021-11-24T02:36:57","slug":"%e5%a6%82%e4%bd%95%e3%80%8e%e6%9b%b4%e7%a7%91%e5%ad%a6%e3%80%8f%e7%9a%84%e6%b5%8b%e5%ae%9a%e6%9f%90%e7%9b%b8%e6%9c%ba%e7%9a%84%e5%ae%bd%e5%ae%b9%e5%ba%a6","status":"publish","type":"post","link":"http:\/\/www.fengyu-poi.cn\/?p=532","title":{"rendered":"\u5982\u4f55\u300e\u66f4\u79d1\u5b66\u300f\u7684\u6d4b\u5b9a\u67d0\u76f8\u673a\u7684\u5bbd\u5bb9\u5ea6"},"content":{"rendered":"<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>\u9ad8\u54c1\u8d28\u9ed1\u767d\u6444\u5f71\u7684\u4f5c\u4e1a\u6848\u4f8b\uff0c\u89c9\u5f97\u6bd4\u8f83\u6709\u8fdb\u4e00\u6b65\u7814\u7a76\u7684\u610f\u4e49\uff0c\u6545\u5728blog\u540c\u6b65\u4e00\u4efd\u4f5c\u4e1a\u8349\u7a3f<\/p><cite>\uff5c<strong>DA?ZE<\/strong>\uff5c<\/cite><\/blockquote>\n\n\n\n<figure class=\"wp-block-pullquote\"><blockquote><p>\u8bf7\u6ce8\u610f\uff0c\u8fd9\u53ef\u80fd\u4e0d\u662f\u4e00\u4e2a\u300c\u5b8c\u7f8e\u4e25\u8c28\u300d\u7684\u5b9e\u9a8c<\/p><cite>\u4e0d\u8fc7\u4ece\u6570\u636e\u4e0a\u51fa\u53d1\uff0c\u81f3\u5c11\u6bd4\u5f20\u53e3\u7528Bit Depth\u6765\u5224\u65ad\u5bbd\u5bb9\u5ea6\u7684\u952e\u6444\u4eec\u9760\u8c31\u4e00\u4e9b<\/cite><\/blockquote><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u6570\u5b57\u6d4b\u8bd5\u5b9e\u9a8c\u62a5\u544a<\/strong><\/h2>\n\n\n\n<p>\u73b0\u573a\u4f7f\u7528\u53ef\u63a7\u5149\u6e90\uff0c\u76f8\u673a\u767d\u5e73\u8861\u5df2\u7ecf\u7ecf\u8fc7\u6821\u51c6<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><noscript><img decoding=\"async\" width=\"591\" height=\"1024\" src=\"http:\/\/blog.fengyu-poi.cn:57650\/wp-content\/uploads\/2021\/03\/image-13-591x1024.png\" alt class=\"wp-image-534\" srcset=\"http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-13-591x1024.png 591w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-13-173x300.png 173w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-13.png 654w\" sizes=\"(max-width: 591px) 100vw, 591px\"><\/noscript><img decoding=\"async\" width=\"591\" height=\"1024\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20591%201024%22%3E%3C%2Fsvg%3E\" alt class=\"wp-image-534 lazyload\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20591%201024%22%3E%3C%2Fsvg%3E 591w\" sizes=\"(max-width: 591px) 100vw, 591px\" data-srcset=\"http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-13-591x1024.png 591w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-13-173x300.png 173w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-13.png 654w\" data-src=\"http:\/\/blog.fengyu-poi.cn:57650\/wp-content\/uploads\/2021\/03\/image-13-591x1024.png\"><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u62cd\u6444\uff1a<\/h2>\n\n\n\n<p>\u62cd\u6444\u65f6\u9009\u62e9ISO100\uff0c\u66dd\u5149\u8303\u56f4-10Stop - +5Stop\uff0c\u6b65\u957f\u4e3a0.3Stops\u8fdb\u884c\u66dd\u5149\u53d8\u6362\u62cd\u6444\uff0c\u5f97\u5230\u539f\u59cbRAW\u6587\u4ef6\u3002<\/p>\n\n\n\n<p>\u4e3a\u4e86<strong>\u7ed5\u8fc7<\/strong>\u76f8\u673a\u5185\u90e8\u4ee5\u53ca\u56fe\u50cf\u5904\u7406\u8f6f\u4ef6\u81ea\u5e26\u7684DRT\uff08\u663e\u793a\u6e32\u67d3\u53d8\u6362\uff09\u5bf9\u56fe\u50cf\u7684<strong>\u5e72\u9884<\/strong>\uff0c\u4ee5\u81f3\u4e8e\u5f71\u54cd\u5bbd\u5bb9\u5ea6\u6d4b\u91cf\uff0c\u4f7f\u7528<strong>\u76f4\u63a5\u89e3\u7801<\/strong><strong>RAW<\/strong>\u7684\u65b9\u5f0f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u9884\u5904\u7406<\/h2>\n\n\n\n<p><strong>\u89e3\u7801RAW\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>img = img.postprocess(\n                output_bps=16, #\u89e3\u7801\u7cbe\u5ea6\u4e3a16bit\n                use_camera_wb=True, #\u4f7f\u7528\u76f8\u673a\u767d\u5e73\u8861\u8bbe\u5b9a\n                no_auto_bright=False, #\u4e0d\u4f7f\u7528\u81ea\u52a8\u66dd\u5149\u589e\u76ca\n                exp_shift=1.0, #\u66dd\u5149\u589e\u76ca\u8bbe\u7f6e\u4e3a1\uff0c\u5373\u4e0d\u505a\u66f4\u6539\n                half_size=True  #\u534a\u5c3a\u5bf8\u56fe\u50cf\n\n                                  )<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8ff0\u8bbe\u5b9a\u4e2d\uff0c\u6211\u4f7f\u752816bit\u7cbe\u5ea6\u8fdb\u884c\u89e3\u7801\uff0c\u5e76\u4fdd\u5b58\u4e3a16bit TIFF\uff0c\u7528\u4e8e\u540e\u7eed\u5206\u6790\uff0c\u8fd9\u4e00\u6b65\u76ee\u7684\u662f\u8ba9\u540e\u7eed\u6b65\u9aa4\u66f4\u52a0\u7cbe\u51c6\uff0c\u8fd9\u6837\u4e00\u6765\uff0c\u5b9e\u9a8c\u4e0d\u4f1a\u7531\u4e8e\u4f4d\u6df1\u5ea6\u4e0d\u591f\u5bfc\u81f4\u6d4b\u91cf\u8bef\u5dee\u3002\u6700\u540e\u518d\u6807\u51c6\u5316\u52308bit\u7684\u6570\u503c\u5373\u53ef\u5f97\u51fa\u7ed3\u679c\u3002<\/p>\n\n\n\n<p>\u9664\u4e0a\u8ff0\u8bbe\u5b9a\uff0c\u89e3\u7801RAW\u65f6\uff0c\u8bbe\u5b9a<strong>Gamma=1.0<\/strong> \uff08Scene-Linear\u573a\u666f\u7ebf\u6027\uff09\uff0c\u8fd9\u6837\u53ef\u4ee5\u83b7\u5f97\u771f\u5b9e\u4f20\u611f\u5668\u83b7\u5f97\u7684\u7ebf\u6027\u5149\u4fe1\u606f\uff0c\u540e\u7eed\u53ef\u4ee5\u5c06Gamma\u518d\u5ea6\u8fdb\u884c\u53d8\u6362\uff0c\u4f8b\u5982\u6444\u5f71\u5e08\u5927\u591a\u5728sRGB (Gamma=2.2)\u4e0b\u5904\u7406\u56fe\u50cf\uff0c\u5373\u53ef\u518d\u5bf9\u7ed3\u679c\u56fe\u50cf\u8fdb\u884cGamma\u8f6c\u6362\u5e76\u8fdb\u884c\u65b0\u7684\u8ba1\u7b97\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><noscript><img decoding=\"async\" width=\"906\" height=\"772\" src=\"http:\/\/blog.fengyu-poi.cn:57650\/wp-content\/uploads\/2021\/03\/image-15.png\" alt class=\"wp-image-536\" srcset=\"http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-15.png 906w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-15-300x256.png 300w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-15-768x654.png 768w\" sizes=\"(max-width: 906px) 100vw, 906px\"><\/noscript><img decoding=\"async\" width=\"906\" height=\"772\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20906%20772%22%3E%3C%2Fsvg%3E\" alt class=\"wp-image-536 lazyload\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20906%20772%22%3E%3C%2Fsvg%3E 906w\" sizes=\"(max-width: 906px) 100vw, 906px\" data-srcset=\"http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-15.png 906w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-15-300x256.png 300w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-15-768x654.png 768w\" data-src=\"http:\/\/blog.fengyu-poi.cn:57650\/wp-content\/uploads\/2021\/03\/image-15.png\"><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u83b7\u53d6\u7528\u6237\u5212\u5b9a\u7684ROI\u533a\u57df<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>def on_mouse(event, x, y, flags, param):\n    global img, point1, point2\n    img2 = img.copy()\n    if event == cv2.EVENT_LBUTTONDOWN:  # \u5de6\u952e\u70b9\u51fb\n        point1 = (x, y)\n        cv2.circle(img2, point1, 10, (0, 255, 0), 5)\n        cv2.imshow('image', img2)\n        print('LBD')\n    elif event == cv2.EVENT_MOUSEMOVE and (flags &amp; cv2.EVENT_FLAG_LBUTTON):  # \u6309\u4f4f\u5de6\u952e\u62d6\u66f3\n        cv2.rectangle(img2, point1, (x, y), (255, 0, 0), 5)\n        cv2.imshow('image', img2)\n    elif event == cv2.EVENT_LBUTTONUP:  # \u5de6\u952e\u91ca\u653e\n        point2 = (x, y)\n        cv2.rectangle(img2, point1, point2, (0, 0, 255), 5)\n        cv2.imshow('image', img2)\n        min_x = min(point1&#91;0], point2&#91;0])\n        min_y = min(point1&#91;1], point2&#91;1])\n        width = abs(point1&#91;0] - point2&#91;0])\n        height = abs(point1&#91;1] - point2&#91;1])\n        cut_img = img&#91;min_y:min_y + height, min_x:min_x + width]\n        cv2.imwrite('lena3.jpg', cut_img)\n\n\n<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u6d4b\u91cf<\/h2>\n\n\n\n<p>\u83b7\u5f97\u4e86\u4e0d\u540c\u66dd\u5149\u7ed3\u679c\u7684\u300c\u7ebf\u6027\u5149\u300d\u56fe\u50cf\uff0c\u6211\u4eec\u5bf9\u6bcf\u7ec4\u56fe\u50cf\u7684\u7070\u677f\u533a\u57df\u8fdb\u884c<strong>\u5747\u503c\u7edf\u8ba1<\/strong>\u3002<\/p>\n\n\n\n<p>\u901a\u8fc7\u5212\u5b9a\u4e00\u5757ROI\uff08\u611f\u5174\u8da3\u533a\u57df\uff09\u77e9\u5f62\uff0c\u5e76\u5bf9\u8fd9\u4e4b\u5185\u6240\u6709\u7684\u50cf\u7d20\u503c\u53d6<strong>\u5e73\u5747\u503c<\/strong>\uff0c\u4ee5\u6392\u9664\u566a\u58f0\u5bf9\u6d4b\u91cf\u7ed3\u679c\u7684\u5f71\u54cd<\/p>\n\n\n\n<p>\u5b9e\u9645\u6d4b\u91cf\u65f6\uff0c\u5212\u5b9a\u4e86\u4e00\u5757\u7ea6400x400\u7684\u7070\u7248\u5e72\u51c0\u533a\u57df<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u8ba1\u7b97<\/h2>\n\n\n\n<p>\u89e3\u7801RAW\u751f\u6210\u7684TIF\u4e3a16bit\uff0c\u6570\u503c\u533a\u95f40-65535\uff0c\u4e3a\u4e86\u8ba1\u7b97\u7cbe\u786e\uff0c\u6211\u4eec\u8fdb\u4e00\u6b65\u63d0\u5347\u7cbe\u5ea6\u523032bit\u6d6e\u70b9\u3002<\/p>\n\n\n\n<p>\u5c06\u50cf\u7d20\u503c\u9664\u4ee565535\uff0c\u8fd9\u6b65\u5c06\u753b\u9762\u4e2d\u6240\u6709\u50cf\u7d20\u7801\u503c\u300c\u6807\u51c6\u5316\u300d\u52300.0 - 1.0\u3002&nbsp;<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>img = cv2.imread(os.path.join(dirpath, i), cv2.IMREAD_UNCHANGED) \nimg = np.array(img) \/ 65535  # \u6807\u51c6\u5316\u52300-1\nimg = img.astype('Float32')  # \u8bbe\u7f6e\u7cbe\u5ea6\u4e3a32\u4f4d\u6d6e\u70b9\nimg = img&#91;img != 0.0]  # \u53bb\u96640\u503c<\/code><\/pre>\n\n\n\n<p>\u5982\u56fe\u6240\u793a<\/p>\n\n\n\n<p>\u63a5\u4e0b\u6765\u53ea\u9700\u8981\u5bf9\u4e4b\u524d\u5212\u5b9a\u7684\u300c\u76ee\u6807\u533a\u57df\u300d\u8fdb\u884c\u300c\u5747\u503c\u7edf\u8ba1\u300d\u5373\u53ef\u5f97\u51fa\u7f16\u7801\u503c&nbsp;<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>avgnum = np.average(img)<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u6570\u636e\u5206\u6790<\/h2>\n\n\n\n<p>\u6837\u672c\u7edf\u8ba1\u5b9e\u9645\u4f7f\u7528\u4e86 53 \u5f20 14bit RAW \u56fe\u50cf\uff0c\u4e2d\u95f4\u5904\u7406\u5171\u8017\u65f6 42 \u79d2\uff0c\u8ba1\u7b97ROI\u533a\u57df\u5171\u8017\u65f6 2 \u79d2\uff0c\u5f97\u5230 Gamma=1.0 \u65f6\u7684\u54cd\u5e94\u66f2\u7ebf<\/p>\n\n\n\n<p>\u5e76\u83b7\u5f97\u4e86\u5982\u4e0b\u7684\u300c \u66dd\u5149\u6863\u4f4d-\u7801\u503c \u300d\u6570\u636e\u8868<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><noscript><img decoding=\"async\" width=\"606\" height=\"440\" src=\"http:\/\/blog.fengyu-poi.cn:57650\/wp-content\/uploads\/2021\/03\/image-18.png\" alt class=\"wp-image-539\" srcset=\"http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-18.png 606w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-18-300x218.png 300w\" sizes=\"(max-width: 606px) 100vw, 606px\"><\/noscript><img decoding=\"async\" width=\"606\" height=\"440\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20606%20440%22%3E%3C%2Fsvg%3E\" alt class=\"wp-image-539 lazyload\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20606%20440%22%3E%3C%2Fsvg%3E 606w\" sizes=\"(max-width: 606px) 100vw, 606px\" data-srcset=\"http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-18.png 606w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-18-300x218.png 300w\" data-src=\"http:\/\/blog.fengyu-poi.cn:57650\/wp-content\/uploads\/2021\/03\/image-18.png\"><\/figure>\n\n\n\n<p>&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5236\u56fe<\/h2>\n\n\n\n<p>\u76f4\u63a5\u7531\u4ee5\u4e0a\u6570\u636e\u5236\u56fe\uff0c\u53ef\u4ee5\u5f97\u5230Gamma=1.0\u7684\u7ebf\u6027\u5149\u54cd\u5e94\u56fe\u50cf<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><noscript><img decoding=\"async\" width=\"888\" height=\"498\" src=\"http:\/\/blog.fengyu-poi.cn:57650\/wp-content\/uploads\/2021\/03\/image-19.png\" alt class=\"wp-image-540\" srcset=\"http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-19.png 888w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-19-300x168.png 300w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-19-768x431.png 768w\" sizes=\"(max-width: 888px) 100vw, 888px\"><\/noscript><img decoding=\"async\" width=\"888\" height=\"498\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20888%20498%22%3E%3C%2Fsvg%3E\" alt class=\"wp-image-540 lazyload\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20888%20498%22%3E%3C%2Fsvg%3E 888w\" sizes=\"(max-width: 888px) 100vw, 888px\" data-srcset=\"http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-19.png 888w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-19-300x168.png 300w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-19-768x431.png 768w\" data-src=\"http:\/\/blog.fengyu-poi.cn:57650\/wp-content\/uploads\/2021\/03\/image-19.png\"><\/figure>\n\n\n\n<p>\u89c2\u5bdf\u56fe\u50cf\uff0c\u53d1\u73b0\u5728ISO100\u65f6\uff0c\u9ad8\u5149\u533a\u57df\u7684\u5bbd\u5bb9\u5ea6\u7ea6\u4e3a3\u6321\uff0c\u8d85\u8fc73\u6321\u540e\u51fa\u73b0\u767d\u5207\uff08White Clamp\uff09<\/p>\n\n\n\n<p>\u521d\u6b65\u89c2\u5bdf\u56fe\u50cf<strong>\u5bb9\u6613\u4ee5\u4e3a<\/strong>-2.0\u6863\u4e0b\u7684\u4fe1\u606f\u4e0d\u8db3\uff0c\u4f46\u7531\u4e8eGamma=1.0\uff0c\u56e0\u6b64\u5176\u5b9e\u5728\u6697\u90e8\u533a\u57df\u4f9d\u7136\u300c\u6324\u4e86\u300d\u5927\u91cf\u4fe1\u606f\uff0c\u5c06Gamma\u8f6c\u6362\u5230\u6444\u5f71\u5e08\u5904\u7406\u56fe\u50cf\u5e38\u7528\u7684sRGB\u6807\u51c6-Gamma\u7ea6\u4e3a2.2\uff0c\u5e76\u6807\u51c6\u5316\u52308bit\uff0c\u83b7\u5f97\u4ee5\u4e0b\u56fe\u50cf\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><noscript><img decoding=\"async\" width=\"946\" height=\"532\" src=\"http:\/\/blog.fengyu-poi.cn:57650\/wp-content\/uploads\/2021\/03\/image-20.png\" alt class=\"wp-image-541\" srcset=\"http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-20.png 946w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-20-300x169.png 300w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-20-768x432.png 768w\" sizes=\"(max-width: 946px) 100vw, 946px\"><\/noscript><img decoding=\"async\" width=\"946\" height=\"532\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20946%20532%22%3E%3C%2Fsvg%3E\" alt class=\"wp-image-541 lazyload\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20946%20532%22%3E%3C%2Fsvg%3E 946w\" sizes=\"(max-width: 946px) 100vw, 946px\" data-srcset=\"http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-20.png 946w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-20-300x169.png 300w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-20-768x432.png 768w\" data-src=\"http:\/\/blog.fengyu-poi.cn:57650\/wp-content\/uploads\/2021\/03\/image-20.png\"><\/figure>\n\n\n\n<p>\u5728\u5bf9\u6570\u5750\u6807\u8f74\u4e0b\uff0c\u80fd\u591f\u66f4\u597d\u7684\u8bc4\u4f30\u4f20\u611f\u5668\u7684\u6781\u9650\u54cd\u5e94<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><noscript><img decoding=\"async\" width=\"870\" height=\"516\" src=\"http:\/\/blog.fengyu-poi.cn:57650\/wp-content\/uploads\/2021\/03\/image-21.png\" alt class=\"wp-image-542\" srcset=\"http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-21.png 870w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-21-300x178.png 300w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-21-768x456.png 768w\" sizes=\"(max-width: 870px) 100vw, 870px\"><\/noscript><img decoding=\"async\" width=\"870\" height=\"516\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20870%20516%22%3E%3C%2Fsvg%3E\" alt class=\"wp-image-542 lazyload\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20870%20516%22%3E%3C%2Fsvg%3E 870w\" sizes=\"(max-width: 870px) 100vw, 870px\" data-srcset=\"http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-21.png 870w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-21-300x178.png 300w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-21-768x456.png 768w\" data-src=\"http:\/\/blog.fengyu-poi.cn:57650\/wp-content\/uploads\/2021\/03\/image-21.png\"><\/figure>\n\n\n\n<p>\u89c2\u5bdf\u56fe\u50cf\u53d1\u73b0\uff0c\u66dd\u5149\u4e3a-9\u6863\u65f6\uff0c\u7801\u503c\u53d8\u5316\u8d8b\u4e8e\u5e73\u7f13\uff0c\u53ef\u4ee5\u8fd1\u4f3c\u8ba4\u4e3a\u8fd9\u662f\u4f20\u611f\u5668\u7684\u5f31\u5149\u54cd\u5e94\u9608\u503c<\/p>\n\n\n\n<p>-<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u8fdb\u4e00\u6b65\u601d\u8003<\/h2>\n\n\n\n<p>\u4f7f\u7528\u8be5\u65b9\u6cd5\u6d4b\u91cf\uff0c\u4f20\u611f\u5668\u7684\u54cd\u5e94\u80fd\u529b\u6781\u9650\u63a5\u8fd112\u6863\uff0c\u4f46\u5b9e\u9645\u8fd912\u6863\u662f\u5426\u90fd\u53ef\u7528\uff1f<\/p>\n\n\n\n<p>\u6211\u4eec\u77e5\u9053\uff0c\u5f53\u4f20\u611f\u5668\u63a5\u6536\u5230\u7684\u5149\u7167\u4e25\u91cd\u4e0d\u8db3\u65f6\uff0c\u566a\u58f0\u5c06\u4f1a\u5360\u9886\u56fe\u50cf\u7684\u4e3b\u5bfc\uff0c\u6240\u4ee5\u5373\u4f7f\u80fd\u591f\u901a\u8fc7\u540e\u671f\u5c06\u753b\u9762\u7684\u66dd\u5149\u91cd\u65b0\u914d\u51c6\u5230 0 Stop \uff0c\u753b\u9762\u7684\u8d28\u91cf\u4e5f\u4f1a\u975e\u5e38\u7cdf\u7cd5\u3002<\/p>\n\n\n\n<p>\u4e3a\u4e86\u8fdb\u4e00\u6b65\u4e86\u89e3\u753b\u9762\u5e72\u51c0\u7a0b\u5ea6\u968f\u7740\u4f20\u611f\u5668\u63a5\u6536\u5230\u7684\u5149\u7167\u53d8\u5316\uff0c\u6211\u4eec\u589e\u52a0\u4e00\u6b65\u8ba1\u7b97\uff0c\u5bf9ROI\u533a\u57df\u5185\u50cf\u7d20\u503c\u7684\u300c\u65b9\u5dee\u300d\u8fdb\u884c\u8ba1\u7b97\uff0c\u5f97\u5230\u5982\u4e0b\u7ed3\u679c\uff0c\u80fd\u8fd1\u4f3c\u53cd\u5e94\u566a\u58f0\u6c34\u5e73\u968f\u7740\u66dd\u5149\u7684\u53d8\u5316<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><noscript><img decoding=\"async\" width=\"908\" height=\"524\" src=\"http:\/\/blog.fengyu-poi.cn:57650\/wp-content\/uploads\/2021\/03\/image-22.png\" alt class=\"wp-image-543\" srcset=\"http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-22.png 908w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-22-300x173.png 300w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-22-768x443.png 768w\" sizes=\"(max-width: 908px) 100vw, 908px\"><\/noscript><img decoding=\"async\" width=\"908\" height=\"524\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20908%20524%22%3E%3C%2Fsvg%3E\" alt class=\"wp-image-543 lazyload\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20908%20524%22%3E%3C%2Fsvg%3E 908w\" sizes=\"(max-width: 908px) 100vw, 908px\" data-srcset=\"http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-22.png 908w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-22-300x173.png 300w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-22-768x443.png 768w\" data-src=\"http:\/\/blog.fengyu-poi.cn:57650\/wp-content\/uploads\/2021\/03\/image-22.png\"><\/figure>\n\n\n\n<p>\u4e5f\u5c31\u662f\u8bf4\uff0c\u5f53\u4f20\u611f\u5668\u5b9e\u9645\u66dd\u5149\u4f4e\u4e8e-5 Stops\uff0c\u753b\u9762\u7684\u5e72\u51c0\u7a0b\u5ea6\u5c06\u4f1a\u8fc5\u901f\u4e0b\u964d\uff0c\u5728-6 Stops\u540e\u51e0\u4e4e\u4e3a\u4e0d\u53ef\u7528\u7684\u72b6\u6001\u3002<\/p>\n\n\n\n<p>\u7528\u5b9e\u9645\u56fe\u50cf\u8fdb\u884c\u9a8c\u8bc1<\/p>\n\n\n\n<p>\u62cd\u6444\u4e00\u5f20-6 Stop\u7684\u56fe\u50cf\uff0c\u7136\u540e\u5728Photoshop\u5c06\u66dd\u5149\u914d\u51c6\u5230 \uff5e0 Stops&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><noscript><img decoding=\"async\" width=\"773\" height=\"1024\" src=\"http:\/\/blog.fengyu-poi.cn:57650\/wp-content\/uploads\/2021\/03\/image-25-773x1024.png\" alt class=\"wp-image-546\" srcset=\"http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-25-773x1024.png 773w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-25-227x300.png 227w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-25-768x1017.png 768w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-25.png 1006w\" sizes=\"(max-width: 773px) 100vw, 773px\"><\/noscript><img decoding=\"async\" width=\"773\" height=\"1024\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20773%201024%22%3E%3C%2Fsvg%3E\" alt class=\"wp-image-546 lazyload\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%20773%201024%22%3E%3C%2Fsvg%3E 773w\" sizes=\"(max-width: 773px) 100vw, 773px\" data-srcset=\"http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-25-773x1024.png 773w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-25-227x300.png 227w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-25-768x1017.png 768w, http:\/\/www.fengyu-poi.cn\/wp-content\/uploads\/2021\/03\/image-25.png 1006w\" data-src=\"http:\/\/blog.fengyu-poi.cn:57650\/wp-content\/uploads\/2021\/03\/image-25-773x1024.png\"><\/figure>\n\n\n\n<p>\u56e0\u6b64\u63a8\u6d4b\u8be5\u4f20\u611f\u5668\u5728ISO100\u65f6\uff0c\u6700\u4f73\u7684\u53ef\u7528\u5bbd\u5bb9\u5ea6\uff08\u5b9e\u7528\u5bbd\u5bb9\u5ea6\uff09\u4e3a6-7\u6863\uff0c[ \u9ad8\u5149+3 - \u6697\u90e8-4 ]&nbsp;<\/p>\n\n\n\n<p>\u5b8c<\/p>\n\n\n\n<h1 class=\"wp-block-heading\">RAW DATA<\/h1>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><tbody><tr><td><strong>-10.0<\/strong><\/td><td>0.00023<\/td><td>62.3<\/td><td>5.7<\/td><td>0.2892308<\/td><td><\/td><\/tr><tr><td><strong>-9.7<\/strong><\/td><td>0.00023<\/td><td>62.8<\/td><td>5.7<\/td><td>0.27700475<\/td><td><\/td><\/tr><tr><td><strong>-9.3<\/strong><\/td><td>0.00024<\/td><td>63.2<\/td><td>5.7<\/td><td>0.27086622<\/td><td><\/td><\/tr><tr><td><strong>-9.0<\/strong><\/td><td>0.00025<\/td><td>64.6<\/td><td>5.9<\/td><td>0.2517439<\/td><td><\/td><\/tr><tr><td><strong>-8.7<\/strong><\/td><td>0.00028<\/td><td>66.6<\/td><td>6.2<\/td><td>0.21758626<\/td><td><\/td><\/tr><tr><td><strong>-8.3<\/strong><\/td><td>0.00033<\/td><td>70.4<\/td><td>6.6<\/td><td>0.14211775<\/td><td><\/td><\/tr><tr><td><strong>-8.0<\/strong><\/td><td>0.00036<\/td><td>72.9<\/td><td>7.0<\/td><td>0.10361197<\/td><td><\/td><\/tr><tr><td><strong>-7.7<\/strong><\/td><td>0.00044<\/td><td>77.4<\/td><td>7.6<\/td><td>0.082401454<\/td><td><\/td><\/tr><tr><td><strong>-7.3<\/strong><\/td><td>0.00055<\/td><td>82.3<\/td><td>8.4<\/td><td>0.10961231<\/td><td><\/td><\/tr><tr><td><strong>-7.0<\/strong><\/td><td>0.00070<\/td><td>88.0<\/td><td>9.4<\/td><td>0.13559353<\/td><td><\/td><\/tr><tr><td><strong>-6.7<\/strong><\/td><td>0.00093<\/td><td>94.4<\/td><td>10.7<\/td><td>0.13570395<\/td><td><\/td><\/tr><tr><td><strong>-6.3<\/strong><\/td><td>0.00123<\/td><td>100.9<\/td><td>12.1<\/td><td>0.102633685<\/td><td><\/td><\/tr><tr><td><strong>-6.0<\/strong><\/td><td>0.00158<\/td><td>106.7<\/td><td>13.6<\/td><td>0.059583493<\/td><td><\/td><\/tr><tr><td><strong>-5.7<\/strong><\/td><td>0.00199<\/td><td>112.0<\/td><td>15.1<\/td><td>0.022942163<\/td><td><\/td><\/tr><tr><td><strong>-5.3<\/strong><\/td><td>0.00248<\/td><td>117.1<\/td><td>16.7<\/td><td>0.012010948<\/td><td><\/td><\/tr><tr><td><strong>-5.0<\/strong><\/td><td>0.00312<\/td><td>122.3<\/td><td>18.5<\/td><td>0.011867664<\/td><td><\/td><\/tr><tr><td><strong>-4.7<\/strong><\/td><td>0.00395<\/td><td>127.8<\/td><td>20.6<\/td><td>0.010038988<\/td><td><\/td><\/tr><tr><td><strong>-4.3<\/strong><\/td><td>0.00494<\/td><td>132.9<\/td><td>22.8<\/td><td>0.005481495<\/td><td><\/td><\/tr><tr><td><strong>-4.0<\/strong><\/td><td>0.00628<\/td><td>138.5<\/td><td>25.4<\/td><td>0.0047046957<\/td><td><\/td><\/tr><tr><td><strong>-3.7<\/strong><\/td><td>0.00790<\/td><td>143.7<\/td><td>28.2<\/td><td>0.0027132255<\/td><td><\/td><\/tr><tr><td><strong>-3.3<\/strong><\/td><td>0.00996<\/td><td>149.1<\/td><td>31.4<\/td><td>0.0021490718<\/td><td><\/td><\/tr><tr><td><strong>-3.0<\/strong><\/td><td>0.01251<\/td><td>154.3<\/td><td>34.8<\/td><td>0.0014286381<\/td><td><\/td><\/tr><tr><td><strong>-2.7<\/strong><\/td><td>0.01567<\/td><td>159.5<\/td><td>38.6<\/td><td>0.0014590789<\/td><td><\/td><\/tr><tr><td><strong>-2.3<\/strong><\/td><td>0.01978<\/td><td>164.8<\/td><td>42.9<\/td><td>0.0010625005<\/td><td><\/td><\/tr><tr><td><strong>-2.0<\/strong><\/td><td>0.02506<\/td><td>170.3<\/td><td>47.7<\/td><td>0.00082777767<\/td><td><\/td><\/tr><tr><td><strong>-1.7<\/strong><\/td><td>0.03164<\/td><td>175.7<\/td><td>53.1<\/td><td>0.0006198432<\/td><td><\/td><\/tr><tr><td><strong>-1.3<\/strong><\/td><td>0.03983<\/td><td>180.9<\/td><td>58.9<\/td><td>0.0005162238<\/td><td><\/td><\/tr><tr><td><strong>-1.0<\/strong><\/td><td>0.06388<\/td><td>191.8<\/td><td>73.0<\/td><td>0.0004276487<\/td><td><\/td><\/tr><tr><td><strong>-0.7<\/strong><\/td><td>0.06528<\/td><td>192.3<\/td><td>73.8<\/td><td>0.0003652612<\/td><td><\/td><\/tr><tr><td><strong>-0.3<\/strong><\/td><td>0.07995<\/td><td>197.0<\/td><td>80.9<\/td><td>0.00028825534<\/td><td><\/td><\/tr><tr><td><strong>0.0<\/strong><\/td><td>0.10081<\/td><td>202.3<\/td><td>89.9<\/td><td>0.0002481517<\/td><td><\/td><\/tr><tr><td><strong>0.3<\/strong><\/td><td>0.12681<\/td><td>207.6<\/td><td>99.7<\/td><td>0.0002322236<\/td><td><\/td><\/tr><tr><td><strong>0.7<\/strong><\/td><td>0.16012<\/td><td>212.9<\/td><td>110.9<\/td><td>0.0001931208<\/td><td><\/td><\/tr><tr><td><strong>1.0<\/strong><\/td><td>0.19847<\/td><td>217.9<\/td><td>122.3<\/td><td>0.10792131<\/td><td><\/td><\/tr><tr><td><strong>1.3<\/strong><\/td><td>0.25383<\/td><td>223.5<\/td><td>136.7<\/td><td>0.004079156<\/td><td><\/td><\/tr><tr><td><strong>1.7<\/strong><\/td><td>0.32104<\/td><td>228.9<\/td><td>152.1<\/td><td>0.0052663633<\/td><td><\/td><\/tr><tr><td><strong>2.0<\/strong><\/td><td>0.40515<\/td><td>234.3<\/td><td>169.1<\/td><td>0.0011798091<\/td><td><\/td><\/tr><tr><td><strong>2.3<\/strong><\/td><td>0.51071<\/td><td>239.6<\/td><td>187.9<\/td><td>0.00021078068<\/td><td><\/td><\/tr><tr><td><strong>2.7<\/strong><\/td><td>0.64501<\/td><td>245.0<\/td><td>208.9<\/td><td>0.00016942676<\/td><td><\/td><\/tr><tr><td><strong>3.0<\/strong><\/td><td>0.81359<\/td><td>250.3<\/td><td>232.2<\/td><td>0.00028660803<\/td><td><\/td><\/tr><tr><td><strong>3.3<\/strong><\/td><td>0.99953<\/td><td>255.1<\/td><td>254.9<\/td><td>1.4080001E-05<\/td><td><\/td><\/tr><tr><td><strong>3.7<\/strong><\/td><td>0.99998<\/td><td>255.1<\/td><td>255.0<\/td><td>4.7159956E-09<\/td><td><\/td><\/tr><tr><td><strong>4.0<\/strong><\/td><td>0.99998<\/td><td>255.1<\/td><td>255.0<\/td><td>4.7159956E-09<\/td><td><\/td><\/tr><tr><td><strong>4.3<\/strong><\/td><td>0.99998<\/td><td>255.1<\/td><td>255.0<\/td><td>4.7159956E-09<\/td><td><\/td><\/tr><tr><td><strong>4.7<\/strong><\/td><td>0.99835<\/td><td>255.0<\/td><td>254.8<\/td><td>0.0015111227<\/td><td><\/td><\/tr><tr><td><strong>5.0<\/strong><\/td><td>0.99905<\/td><td>255.1<\/td><td>254.9<\/td><td>0.0006000461<\/td><td><\/td><\/tr><tr><td><strong>5.3<\/strong><\/td><td>0.99924<\/td><td>255.1<\/td><td>254.9<\/td><td>0.00038734142<\/td><td><\/td><\/tr><tr><td><strong>5.7<\/strong><\/td><td>0.99964<\/td><td>255.1<\/td><td>255.0<\/td><td>0.00010429707<\/td><td><\/td><\/tr><tr><td><strong>6.0<\/strong><\/td><td>0.99998<\/td><td>255.1<\/td><td>255.0<\/td><td>4.7159956E-09<\/td><td><\/td><\/tr><tr><td><strong>6.3<\/strong><\/td><td>0.99998<\/td><td>255.1<\/td><td>255.0<\/td><td>4.7159956E-09<\/td><td><\/td><\/tr><tr><td><strong>6.7<\/strong><\/td><td>0.99998<\/td><td>255.1<\/td><td>255.0<\/td><td>4.7159956E-09<\/td><td><\/td><\/tr><tr><td><strong>7.0<\/strong><\/td><td>0.99998<\/td><td>255.1<\/td><td>255.0<\/td><td>4.7159956E-09<\/td><td><\/td><\/tr><\/tbody><\/table><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>\u9ad8\u54c1\u8d28\u9ed1\u767d\u6444\u5f71\u7684\u4f5c\u4e1a\u6848\u4f8b\uff0c\u89c9\u5f97\u6bd4\u8f83\u6709\u8fdb\u4e00\u6b65\u7814\u7a76\u7684\u610f\u4e49\uff0c\u6545\u5728blog\u540c\u6b65\u4e00\u4efd\u4f5c\u4e1a\u8349\u7a3f \uff5cDA?ZE\uff5c \u8bf7\u6ce8\u610f\uff0c\u8fd9&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":536,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_s2mail":"yes","footnotes":""},"categories":[14],"tags":[],"class_list":["post-532","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dimg"],"_links":{"self":[{"href":"http:\/\/www.fengyu-poi.cn\/index.php?rest_route=\/wp\/v2\/posts\/532","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.fengyu-poi.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.fengyu-poi.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.fengyu-poi.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.fengyu-poi.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=532"}],"version-history":[{"count":11,"href":"http:\/\/www.fengyu-poi.cn\/index.php?rest_route=\/wp\/v2\/posts\/532\/revisions"}],"predecessor-version":[{"id":1252,"href":"http:\/\/www.fengyu-poi.cn\/index.php?rest_route=\/wp\/v2\/posts\/532\/revisions\/1252"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.fengyu-poi.cn\/index.php?rest_route=\/wp\/v2\/media\/536"}],"wp:attachment":[{"href":"http:\/\/www.fengyu-poi.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=532"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.fengyu-poi.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=532"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.fengyu-poi.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=532"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}