{"id":734,"date":"2026-07-11T20:59:03","date_gmt":"2026-07-11T12:59:03","guid":{"rendered":"https:\/\/www.aximmetrycn.com\/?p=734"},"modified":"2026-07-11T20:59:03","modified_gmt":"2026-07-11T12:59:03","slug":"aximmetry%ef%bc%9aaces%e8%89%b2%e5%bd%a9%e6%97%a0%e6%8d%9f%e7%ba%a7%e8%81%94","status":"publish","type":"post","link":"https:\/\/www.aximmetrycn.com\/en\/20260711320087348803.html","title":{"rendered":"Aximmetry: ACES Lossless Color Cascade"},"content":{"rendered":"<p>\u5728\u7535\u5f71\u7ea7\u865a\u62df\u5236\u7247\uff08ICVFX\uff09\u4e0e\u9ad8\u7aef HDR \u5e7f\u64ad\u8f6c\u64ad\u4e2d\uff0c<span class=\"font-semibold\" data-streamdown=\"strong\">\u201c\u8272\u5f69\u79d1\u5b66\u7684\u4e00\u81f4\u6027\u201d<\/span>\u662f\u51b3\u5b9a\u753b\u9762\u6700\u7ec8\u8d28\u611f\u7684\u751f\u547d\u7ebf\u3002<\/p>\n<p>\u5728\u5178\u578b\u7684\u62cd\u6444\u73b0\u573a\uff0c\u6280\u672f\u56e2\u961f\u9700\u8981\u6253\u901a\u4e00\u6761\u6781\u5176\u590d\u6742\u7684\u8272\u5f69\u957f\u5eca\uff1a\u00a0<code class=\"rounded bg-muted px-1.5 py-0.5 font-mono text-sm\" data-streamdown=\"inline-code\">ARRI\/RED \u7535\u5f71\u673a\u8f93\u51fa\uff0810-bit YUV 4:2:2 Log C\/Log3G10\uff09 -&gt; \u5b9e\u65f6\u62a0\u50cf\u4e0e\u5408\u6210 -&gt; \u865a\u5e7b\u5f15\u64ce 5\uff08UE5\uff09\u6e32\u67d3\u7684 3D \u865a\u62df\u80cc\u666f\uff08ACEScg \u5bbd\u8272\u57df\uff09 -&gt; \u5e7f\u64ad\u8f93\u51fa\uff0810-bit RGB 4:4:4 Rec.2020 PQ HDR \/ Rec.709 SDR \u53cc\u8def\u5e76\u53d1\uff09\u3002<\/code><\/p>\n<p>\u7136\u800c\uff0c\u5f53\u6280\u672f\u603b\u76d1\uff08TD\uff09\u8bd5\u56fe\u5728\u00a0<span class=\"font-semibold\" data-streamdown=\"strong\">\u539f\u751f\u865a\u5e7b\u5f15\u64ce 5<\/span>\u00a0\u5185\u90e8\u5b8c\u6210\u8fd9\u6761\u9ad8\u52a8\u6001\u8303\u56f4\uff08HDR\uff09\u8272\u5f69\u91cd\u5efa\u94fe\u8def\u65f6\uff0c\u4f1a\u7acb\u523b\u649e\u4e0a\u4e00\u9762\u7269\u7406\u5899\uff1a<\/p>\n<ul class=\"list-inside list-disc whitespace-normal [li_&amp;]:pl-6\" data-streamdown=\"unordered-list\">\n<li class=\"py-1 [&amp;&gt;p]:inline\" data-streamdown=\"list-item\"><span class=\"font-semibold\" data-streamdown=\"strong\">\u5f15\u64ce\u5185\u7f6e OCIO\uff08OpenColorIO\uff09\u7684\u7b97\u529b\u8d64\u5b57\uff1a<\/span>\u00a0UE5 \u7684\u89c6\u53e3\uff08Viewport\uff09\u6e32\u67d3\u3001\u540e\u5904\u7406\uff08Post-process\uff09\u4e0e\u5a92\u4f53\u8f93\u5165\uff08Media Plate\uff09\u662f\u4e3a\u6e38\u620f\u6e32\u67d3\u8bbe\u8ba1\u7684\u3002\u5728\u5b9e\u65f6\u7ba1\u7ebf\u4e2d\uff0c\u5bf9\u591a\u8def 4K 10-bit Log \u8f93\u5165\u9ad8\u9891\u5e94\u7528 OCIO \u8fdb\u884c\u8272\u57df\u8f6c\u6362\u4e0e\u8272\u5f69\u9002\u5e94\uff08Chromatic Adaptation\uff09\uff0c\u4f1a\u6781\u5176\u5267\u70c8\u5730\u69a8\u5e72 GPU \u7684\u7740\u8272\u5668 ALU \u7b97\u529b\u3002\u8fd9\u4e0d\u4ec5\u4f1a\u5bfc\u81f4\u5e27\u7387\u6ce2\u52a8\uff0c\u66f4\u4f1a\u5f15\u53d1\u4e0d\u53ef\u63a7\u7684<span class=\"font-semibold\" data-streamdown=\"strong\">\u65f6\u57df\u566a\u70b9\uff08Temporal Noise\uff09\u4e0e\u8272\u5f69\u65ad\u5c42\uff08Banding\uff09<\/span>\u3002<\/li>\n<li class=\"py-1 [&amp;&gt;p]:inline\" data-streamdown=\"list-item\"><span class=\"font-semibold\" data-streamdown=\"strong\">\u8272\u57df\u88c1\u5207\u4e0e\u201c\u9ad8\u5149\u6b7b\u767d\u201d\uff1a<\/span>\u00a0\u539f\u751f UE5 \u5185\u90e8\u7684\u8272\u8c03\u6620\u5c04\uff08Tonemapper\uff09\u901a\u5e38\u4f1a\u5e94\u7528\u521a\u6027\u7684 ACES \u62df\u5408\u66f2\u7ebf\u3002\u5f53\u5b9e\u62cd\u753b\u9762\u4e2d\u9ad8\u9971\u548c\u5ea6\u7684\u9713\u8679\u706f\u3001\u706b\u5149\uff08\u7269\u7406\u4e16\u754c\u7684\u9ad8\u52a8\u6001\u8303\u56f4\u9ad8\u5149\uff09\u8fdb\u5165\u5f15\u64ce\u65f6\uff0c\u5176\u8272\u5f69\u6570\u503c\u6781\u6613\u8d85\u51fa UE G-Buffer \u7684\u52a8\u6001\u8303\u56f4\uff0c\u5728\u4ea4\u754c\u5904\u4ea7\u751f\u4e25\u91cd\u7684<span class=\"font-semibold\" data-streamdown=\"strong\">\u8272\u5f69\u6ea2\u51fa\uff08Clipping\uff09\u4e0e\u201c\u5851\u6599\u611f\u201d\u6b7b\u767d<\/span>\u3002<\/li>\n<\/ul>\n<p>\u9762\u5bf9\u8fd9\u573a\u9ad8\u7cbe\u5ea6\u8272\u5f69\u77e2\u91cf\u53d8\u6362\u4e0e\u5b9e\u65f6\u6e32\u67d3\u7b97\u529b\u4e4b\u95f4\u7684\u786c\u78b0\u649e\uff0c<span class=\"font-semibold\" data-streamdown=\"strong\">Aximmetry<\/span>\u00a0\u51ed\u501f\u5176\u5e95\u5c42\u7684<span class=\"font-semibold\" data-streamdown=\"strong\">\u201c32\u4f4d\u6d6e\u70b9\u7ea7\u8054\u8272\u5f69\u5f15\u64ce\uff0832-bit Float Cascading Color Engine\uff09\u201d<\/span>\u4e0e\u5185\u7f6e\u7684\u00a0<span class=\"font-semibold\" data-streamdown=\"strong\">OCIO v2 \u5e7f\u64ad\u7ea7\u67b6\u6784<\/span>\uff0c\u5728\u6e32\u67d3\u5668\u5916\u56f4\u7b51\u8d77\u4e86\u4e00\u9053\u65e0\u635f\u3001\u8d85\u4f4e\u5ef6\u8fdf\u7684\u8272\u5f69\u5b89\u5168\u5173\u53e3\u3002<\/p>\n<hr class=\"my-6 border-border\" data-streamdown=\"horizontal-rule\" \/>\n<h2 class=\"mt-6 mb-2 font-semibold text-2xl\" data-streamdown=\"heading-2\">\u4e00\u3001 \u52a8\u6001\u8303\u56f4\u5347\u7ef4\uff1a\u57fa\u4e8e GPU \u5bc4\u5b58\u5668\u7684 32-bit \u6d6e\u70b9\u65e0\u635f\u8272\u57df\u8f6c\u6362<\/h2>\n<p>\u4e3a\u4e86\u4fdd\u62a4\u5b9e\u62cd\u753b\u9762\u4e2d\u6781\u5176\u73cd\u8d35\u7684\u6697\u90e8\u7ec6\u8282\uff08Shadows\uff09\u4e0e\u9ad8\u5149\u8fc7\u6e21\uff08Highlights\uff09\uff0cAximmetry \u786e\u7acb\u4e86\u4e00\u6761\u94c1\u5f8b\uff1a<span class=\"font-semibold\" data-streamdown=\"strong\">\u89c6\u9891\u8f93\u5165\u5728\u8fdb\u5165\u5408\u6210\u5668\u4e4b\u524d\uff0c\u5fc5\u987b\u5728 GPU \u786c\u4ef6\u6700\u524d\u7aef\u5b8c\u6210\u201c\u6570\u6a21\u8f6c\u6362\u201d\u7ea7\u522b\u7684\u8272\u57df\u5347\u7ef4\u3002<\/span><\/p>\n<p>Aximmetry \u907f\u5f00\u4e86 Windows \u7cfb\u7edf\u53ca\u5e38\u89c4\u91c7\u96c6\u5361\u9a71\u52a8\u7684\u9ed8\u8ba4 YUV \u8f6c\u6362\uff0c\u76f4\u63a5\u5728 GPU \u663e\u5b58\u5e95\u5c42\u90e8\u7f72\u4e86<span class=\"font-semibold\" data-streamdown=\"strong\">\u201c\u9ad8\u7cbe\u5ea6\u77e9\u9635\u4e58\u6cd5\u8272\u5f69\u8f6c\u6362\uff08Precision Matrix Transform\uff09\u201d<\/span>\uff1a<\/p>\n<h3 class=\"mt-6 mb-2 font-semibold text-xl\" data-streamdown=\"heading-3\">1. 32-bit \u6d6e\u70b9\uff08FP32\uff09\u901a\u9053\u89e3\u538b<\/h3>\n<p>10-bit YUV 4:2:2 \u7684\u5b9e\u62cd\u7269\u7406\u4fe1\u53f7\u5728\u901a\u8fc7 GPUDirect RDMA \u8fdb\u5165 GPU \u7684\u77ac\u95f4\uff0cAximmetry \u7acb\u5373\u8c03\u7528\u4e13\u7528\u7684 GPU Compute Shader\uff0c\u5c06\u5176\u89e3\u5305\u5e76\u91cd\u6784\u4e3a\u00a0<span class=\"font-semibold\" data-streamdown=\"strong\">32-bit \u6d6e\u70b9\uff08RGBA FP32\uff09<\/span>\u00a0\u683c\u5f0f\u3002 \u8fd9\u4e00\u64cd\u4f5c\u5c06\u8272\u5f69\u6570\u636e\u7684\u7cbe\u5ea6\u63d0\u9ad8\u4e86\u6570\u767e\u4e07\u500d\uff0c\u5f7b\u5e95\u6d88\u706d\u4e86\u540e\u7eed\u8272\u8c03\u8c03\u6574\uff08Color Grading\uff09\u4e2d\u7531\u4e8e\u4f4d\u6df1\u4e0d\u8db3\u5bfc\u81f4\u7684\u201c\u8272\u5f69\u5e26\u72b6\u6495\u88c2\uff08Banding\uff09\u201d\u3002<\/p>\n<h3 class=\"mt-6 mb-2 font-semibold text-xl\" data-streamdown=\"heading-3\">2. \u786c\u4ef6\u7ea7 OCIO v2 \u8272\u57df\u89e3\u7b97<\/h3>\n<p>Aximmetry \u5728\u5176\u6d41\u56fe\u6700\u524d\u7aef\u96c6\u6210\u4e86\u5de5\u4e1a\u7ea7\u00a0<span class=\"font-semibold\" data-streamdown=\"strong\">OpenColorIO v2 \u5f15\u64ce<\/span>\u3002 \u5b83\u76f4\u63a5\u5728 GPU \u786c\u4ef6\u5c42\uff0c\u901a\u8fc7\u4e00\u6b65\u77e9\u9635\u8fd0\u7b97\uff081-Pass Matrix Transform\uff09\uff0c\u5c06 ARRI Log C \u6216 REDWideGamut \u7b49\u76f8\u673a\u539f\u5382 Log \u7a7a\u95f4\uff0c\u9ad8\u7cbe\u5ea6\u5730\u8f6c\u6362\u4e3a\u4e09\u7ef4\u5408\u6210\u7684\u9ec4\u91d1\u6807\u51c6\u2014\u2014<span class=\"font-semibold\" data-streamdown=\"strong\">ACEScg \u5de5\u4f5c\u8272\u57df<\/span>\u3002 \u7531\u4e8e\u8be5\u8f6c\u6362\u662f\u5728\u6781\u5176\u7eaf\u51c0\u7684 FP32 \u7ebf\u6027\u7a7a\u95f4\uff08Linear Space\uff09\u4e2d\u8fdb\u884c\u7684\uff0c\u5b9e\u62cd\u753b\u9762\u7684\u52a8\u6001\u8303\u56f4\u88ab 1:1 \u5b8c\u6574\u4fdd\u7559\uff0c\u6ca1\u6709\u4efb\u4f55\u50cf\u7d20\u4fe1\u606f\u88ab\u63d0\u524d\u201c\u622a\u65ad\u201d\u6216\u4e22\u5f03\u3002<\/p>\n<hr class=\"my-6 border-border\" data-streamdown=\"horizontal-rule\" \/>\n<h2 class=\"mt-6 mb-2 font-semibold text-2xl\" data-streamdown=\"heading-2\">\u4e8c\u3001 \u80fd\u91cf\u5bf9\u4f4d\uff1a\u57fa\u4e8e ACES-AP1 \u7684\u865a\u5b9e\u65e0\u635f\u5408\u6210<\/h2>\n<p>\u5728\u5b8c\u6210\u4e86\u8272\u57df\u8f6c\u6362\u540e\uff0c\u7b2c\u4e8c\u6b65\u662f\u8981\u8ba9\u201c\u5b9e\u62cd\u6f14\u5458\u201d\u4e0e\u201c\u865a\u62df\u80cc\u666f\u201d\u5728\u540c\u4e00\u4e2a\u8272\u5f69\u7269\u7406\u7ef4\u5ea6\u4e0a\u8fdb\u884c\u5408\u6210\u3002 \u4f20\u7edf\u7684\u505a\u6cd5\u662f\u5728\u62a0\u50cf\u524d\u5c06\u5b9e\u62cd\u753b\u9762\u5f3a\u884c\u538b\u5e73\uff08De-log\uff09\uff0c\u8fd9\u4f1a\u5bfc\u81f4\u62a0\u50cf\u8fb9\u7f18\u7531\u4e8e\u5bf9\u6bd4\u5ea6\u4e27\u5931\u800c\u4ea7\u751f\u4e25\u91cd\u7684\u8fb9\u7f18\u865a\u5316\u6216\u6ea2\u8272\u3002<\/p>\n<p>Aximmetry \u5f15\u5165\u4e86<span class=\"font-semibold\" data-streamdown=\"strong\">\u201c\u53cc\u8f68\u5236 ACES \u7ea7\u8054\u5408\u6210\uff08Dual-Track ACES Cascading\uff09\u201d<\/span>\u6280\u672f\uff1a<\/p>\n<h3 class=\"mt-6 mb-2 font-semibold text-xl\" data-streamdown=\"heading-3\">1. \u62a0\u50cf\u4e13\u7528 Log \u8f68\uff08Log-space Keying Pass\uff09<\/h3>\n<p>Aximmetry \u590d\u5236\u51fa\u4e00\u6761\u672a\u7ecf\u4efb\u4f55\u8272\u57df\u8f6c\u6362\u7684\u539f\u59cb Log \u89c6\u9891\u6d41\uff0c\u4e13\u95e8\u9001\u5f80\u5176\u81ea\u7814\u7684\u9ad8\u7ea7\u8272\u952e\u5668\uff08Chroma Keyer\uff09\u3002 \u7531\u4e8e Log \u7a7a\u95f4\u4fdd\u7559\u4e86\u6700\u5b8c\u6574\u3001\u6700\u7ec6\u817b\u7684\u8fb9\u7f18\u7070\u9636\u68af\u5ea6\uff0cKeyer \u80fd\u591f\u4ee5\u6781\u9ad8\u7684\u7cbe\u5ea6\u5265\u79bb\u51fa\u771f\u5b9e\u7684\u7ec6\u5fae\u53d1\u4e1d\u548c\u534a\u900f\u660e\u70df\u96fe\uff0c\u751f\u6210\u8fd1\u4e4e\u5b8c\u7f8e\u7684 Alpha \u906e\u7f69\u3002<\/p>\n<h3 class=\"mt-6 mb-2 font-semibold text-xl\" data-streamdown=\"heading-3\">2. ACES AP1 \u7a7a\u95f4\u80fd\u91cf\u5408\u6210<\/h3>\n<p>\u5728\u6700\u7ec8\u7684\u56fe\u50cf\u5408\u6210\u7ea7\uff0cAximmetry \u5c06\u7b2c\u4e00\u6b65\u8f6c\u6362\u5f97\u5230\u7684 ACEScg \u683c\u5f0f\u5b9e\u62cd\u753b\u9762\uff0c\u4e0e UE5 \u6e32\u67d3\u51fa\u7684 ACEScg \u683c\u5f0f\u865a\u62df\u80cc\u666f\uff08\u53bb\u9664\u4e86 UE Tonemapper \u7684 Raw Linear Output\uff09\uff0c\u5728 32-bit \u6d6e\u70b9\u73af\u5883\u4e0b\u8fdb\u884c\u50cf\u7d20\u6df7\u5408\u3002<\/p>\n<p>\u5728\u8fd9\u4e2a\u9636\u6bb5\uff0c\u6bcf\u4e00\u4e2a\u50cf\u7d20\u7684 R\u3001G\u3001B \u6570\u503c\u4ee3\u8868\u7684\u4e0d\u518d\u662f\u201c\u989c\u8272\u201d\uff0c\u800c\u662f<span class=\"font-semibold\" data-streamdown=\"strong\">\u771f\u5b9e\u7684\u7269\u7406\u8f90\u5c04\u80fd\u91cf\uff08Radiance\uff09<\/span>\u3002 \u865a\u5b9e\u4e24\u4e2a\u4e16\u754c\u7684\u4eae\u90e8\u4e0e\u6697\u90e8\uff0c\u5728\u7edd\u5bf9\u7269\u7406\u5c3a\u5ea6\u4e0a\u5b8c\u6210\u4e86\u5b8c\u7f8e\u7684\u5bf9\u4f4d\u3002 \u5f53\u865a\u62df\u4e16\u754c\u4e2d\u7684\u5f3a\u5149\u7167\u5411\u5b9e\u62cd\u6f14\u5458\u65f6\uff0c\u5176\u5728\u6f14\u5458\u8fb9\u7f18\u4ea7\u751f\u7684\u6563\u5c04\u548c\u6ea2\u5149\uff0c\u5b8c\u5168\u7b26\u5408\u771f\u5b9e\u7269\u7406\u4e16\u754c\u7684\u5149\u5b66\u8870\u51cf\u89c4\u5f8b\uff0c\u5f7b\u5e95\u675c\u7edd\u4e86\u8272\u8c03\u5931\u771f\u4e0e\u9971\u548c\u5ea6\u584c\u9677\u3002<\/p>\n<p><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/img.aximmetrycn.com\/2026\/07\/20260711125855432.webp\" alt=\"\" \/><\/p>\n<hr class=\"my-6 border-border\" data-streamdown=\"horizontal-rule\" \/>\n<h2 class=\"mt-6 mb-2 font-semibold text-2xl\" data-streamdown=\"heading-2\">\u4e09\u3001 \u53cc\u91cd\u5206\u53d1\uff1a3D LUT \u4e0e ASC CDL \u7ea7\u8054\u7684 HDR\/SDR \u5e76\u53d1\u8f93\u51fa<\/h2>\n<p>\u5728\u7535\u89c6\u8f6c\u64ad\u548c\u591a\u5e73\u53f0\u5206\u53d1\u4e2d\uff0c\u73b0\u573a\u5f80\u5f80\u9700\u8981\u540c\u65f6\u8f93\u51fa 4K HDR\uff08\u9ad8\u52a8\u6001\u8303\u56f4\uff09\u548c HD SDR\uff08\u6807\u51c6\u52a8\u6001\u8303\u56f4\uff09\u4e24\u8def\u4fe1\u53f7\u3002 \u5982\u679c\u91c7\u7528\u5355\u4e00\u7684\u8f6c\u6362\uff0c\u4f1a\u5bfc\u81f4 SDR \u753b\u9762\u8fc7\u6697\uff0c\u6216\u8005 HDR \u753b\u9762\u9971\u548c\u5ea6\u5f02\u5e38\u3002<\/p>\n<p>Aximmetry \u5728\u5176\u8272\u5f69\u7ba1\u7ebf\u7684\u672b\u7aef\uff0c\u90e8\u7f72\u4e86<span class=\"font-semibold\" data-streamdown=\"strong\">\u201c\u7ea7\u8054\u4e09\u7ef4\u67e5\u627e\u8868\uff083D LUT\uff09\u4e0e ASC CDL\uff08\u8272\u5f69\u51b3\u5b9a\u8868\uff09\u201d<\/span>\u67b6\u6784\uff0c\u5b9e\u73b0\u4e86\u53cc\u8def\u72ec\u7acb\u6620\u5c04\uff1a<\/p>\n<h3 class=\"mt-6 mb-2 font-semibold text-xl\" data-streamdown=\"heading-3\">1. ASC CDL \u5b9e\u65f6\u5fae\u8c03<\/h3>\n<p>Aximmetry \u5728\u8f93\u51fa\u524d\u63d0\u4f9b\u6807\u51c6\u7684\u00a0<span class=\"font-semibold\" data-streamdown=\"strong\">ASC CDL\uff08Offset\/Power\/Slope\/Saturation\uff09<\/span>\u00a0\u63a7\u5236\u5668\u3002 \u8c03\u8272\u5e08\u53ef\u4ee5\u5728\u73b0\u573a\u5229\u7528\u63a7\u5236\u9762\u677f\uff0c\u4ee5\u6beb\u79d2\u7ea7\u7684\u54cd\u5e94\u5bf9\u5408\u6210\u540e\u7684 ACES \u753b\u9762\u8fdb\u884c\u9ad8\u4fdd\u771f\u3001\u975e\u7ebf\u6027\u7684\u521d\u7ea7\u8c03\u8272\uff08Primary Grading\uff09\uff0c\u800c\u4e0d\u4f1a\u5f15\u5165\u4efb\u4f55\u6e32\u67d3\u5ef6\u8fdf\u3002<\/p>\n<h3 class=\"mt-6 mb-2 font-semibold text-xl\" data-streamdown=\"heading-3\">2. \u53cc\u8def\u72ec\u7acb ODT\uff08\u8f93\u51fa\u8bbe\u5907\u53d8\u6362\uff09<\/h3>\n<p>Aximmetry \u5728\u5408\u6210\u5668\u7684\u672b\u7aef\u5206\u53c9\u51fa\u4e24\u6761\u72ec\u7acb\u7684 ODT \u901a\u9053\uff0c\u5e76\u884c\u8f93\u51fa\uff1a<\/p>\n<ul class=\"list-inside list-disc whitespace-normal [li_&amp;]:pl-6\" data-streamdown=\"unordered-list\">\n<li class=\"py-1 [&amp;&gt;p]:inline\" data-streamdown=\"list-item\"><span class=\"font-semibold\" data-streamdown=\"strong\">HDR \u901a\u9053\uff1a<\/span>\u00a0\u901a\u8fc7\u5185\u7f6e\u7684 ACES ODT\uff08\u5982 ACES to Rec.2020 PQ 1000nits\uff09\uff0c\u76f4\u63a5\u8f93\u51fa\u5bbd\u8272\u57df\u3001\u8d85\u9ad8\u52a8\u6001\u8303\u56f4\u7684\u4fe1\u53f7\u7ed9\u7535\u5f71\u7ea7\u76d1\u89c6\u5668\u3002<\/li>\n<li class=\"py-1 [&amp;&gt;p]:inline\" data-streamdown=\"list-item\"><span class=\"font-semibold\" data-streamdown=\"strong\">SDR \u901a\u9053\uff1a<\/span>\u00a0\u72ec\u7acb\u8fd0\u884c\u4e00\u5957\u9ad8\u7ea7\u8272\u8c03\u6620\u5c04\u4e0e\u8272\u57df\u538b\u7f29\u7b97\u6cd5\uff08\u5982 ACES to Rec.709 100nits\uff09\u3002\u5b83\u5728\u538b\u7f29\u9ad8\u5149\u80fd\u91cf\u7684\u540c\u65f6\uff0c\u901a\u8fc7\u81ea\u9002\u5e94\u9971\u548c\u5ea6\u8865\u507f\uff08Gamut Mapping\uff09\uff0c\u4fdd\u62a4\u6697\u90e8\u7ec6\u8282\uff0c\u9632\u6b62 SDR \u753b\u9762\u53d1\u7070\uff0c\u786e\u4fdd\u7535\u89c6\u8f6c\u64ad\u7aef\u7684\u666e\u901a\u89c2\u4f17\u4f9d\u7136\u80fd\u83b7\u5f97\u6781\u5177\u51b2\u51fb\u529b\u7684\u89c6\u89c9\u6548\u679c\u3002<\/li>\n<\/ul>\n<hr class=\"my-6 border-border\" data-streamdown=\"horizontal-rule\" \/>\n<h2 class=\"mt-6 mb-2 font-semibold text-2xl\" data-streamdown=\"heading-2\">\u7ed3\u8bed\uff1a\u8ba9\u5149\u5f71\u5f52\u4e8e\u7eaf\u51c0<\/h2>\n<p>\u5728\u6570\u5b57\u56fe\u50cf\u6280\u672f\u9ad8\u5ea6\u53d1\u8fbe\u7684\u4eca\u5929\uff0c\u753b\u9762\u4eae\u5ea6\u7684\u6bcf\u4e00\u4e2a\u6bd4\u7279\u3001\u8272\u5f69\u7a7a\u95f4\u7684\u6bcf\u4e00\u4e2a\u5750\u6807\uff0c\u90fd\u76f4\u63a5\u51b3\u5b9a\u4e86\u865a\u5b9e\u878d\u5408\u7684\u6210\u8d25\u3002 \u4efb\u4f55\u5728\u8272\u5f69\u683c\u5f0f\u8f6c\u6362\u4e0a\u7684\u5c06\u5c31\u4e0e\u59a5\u534f\uff0c\u90fd\u4f1a\u5728 4K HDR \u7535\u5f71\u673a\u9510\u5229\u7684\u4f20\u611f\u5668\u4e0b\u66b4\u9732\u65e0\u9057\u3002<\/p>\n<p>\u865a\u5e7b\u5f15\u64ce 5 \u52fe\u52d2\u51fa\u4e86\u7eda\u4e3d\u7684\u6570\u5b57\u5927\u6559\u5802\uff0c\u4f46\u5b83\u5929\u751f\u81ea\u5e26\u7684\u6e38\u620f\u6e32\u67d3\u5c5e\u6027\uff0c\u4f7f\u5176\u96be\u4ee5\u5728\u4e0d\u727a\u7272\u6027\u80fd\u7684\u524d\u63d0\u4e0b\uff0c\u5b8c\u7f8e\u517c\u5bb9\u5e7f\u64ad\u7ea7\u590d\u6742\u7684 Log \u4fe1\u53f7\u4e0e\u4e25\u82db\u7684\u8272\u57df\u6807\u51c6\u3002<\/p>\n<p><span class=\"font-semibold\" data-streamdown=\"strong\">Aximmetry<\/span>\u00a0\u7684\u6838\u5fc3\u4ef7\u503c\uff0c\u5c31\u662f\u6210\u4e3a\u4e86\u8fd9\u573a\u865a\u5b9e\u5149\u5f71\u54ac\u5408\u4e2d\u7684<span class=\"font-semibold\" data-streamdown=\"strong\">\u201c\u8272\u5f69\u5b88\u62a4\u8005\u201d<\/span>\u3002<\/p>\n<p>\u5b83\u5728\u5e95\u5c42\u7528 FP32 \u663e\u5b58\u76f4\u901a\u6280\u672f\u6d88\u706d\u4e86\u8272\u5f69\u65ad\u5c42\uff0c\u7528 OCIO v2 \u4e0e\u53cc\u8f68\u5236\u5408\u6210\u7ba1\u7ebf\u4fdd\u62a4\u4e86\u771f\u5b9e\u7684\u52a8\u6001\u8303\u56f4\uff0c\u7528\u7ea7\u8054 ODT \u67b6\u6784\u5b9e\u73b0\u4e86\u9ad8\u54c1\u8d28\u7684 HDR\/SDR \u53cc\u8def\u5206\u53d1\u3002 \u6b63\u662f\u7531\u4e8e Aximmetry \u5728\u50cf\u7d20\u7ea7\u8272\u5f69\u8f6c\u6362\u4e0a\u7684\u7269\u7406\u7ea7\u4e25\u82db\u4e0e\u4e0d\u59a5\u534f\uff0c\u6280\u672f\u603b\u76d1\u548c\u7535\u5f71\u8c03\u8272\u5e08\u4eec\u624d\u5f97\u4ee5\u5728\u865a\u62df\u5236\u7247\u7684 Live \u821e\u53f0\u4e0a\uff0c\u91ca\u653e\u51fa\u7535\u5f71\u7ea7\u7684\u5149\u5f71\u5f20\u529b\uff0c\u8ba9\u7845\u57fa\u4e0e\u78b3\u57fa\u7684\u8fb9\u754c\uff0c\u5f7b\u5e95\u6d88\u878d\u5728\u7eaf\u51c0\u3001\u65e0\u635f\u7684\u5149\u5b50\u957f\u6cb3\u4e4b\u4e2d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u7535\u5f71\u7ea7\u865a\u62df\u5236\u7247\uff08ICVFX\uff09\u4e0e\u9ad8\u7aef HDR \u5e7f\u64ad\u8f6c\u64ad\u4e2d\uff0c\u201c\u8272\u5f69\u79d1\u5b66\u7684\u4e00\u81f4\u6027\u201d\u662f\u51b3\u5b9a\u753b\u9762\u6700\u7ec8\u8d28\u611f\u7684\u751f\u547d\u7ebf\u3002 \u5728 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":735,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-734","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-aximmetry-study"],"_links":{"self":[{"href":"https:\/\/www.aximmetrycn.com\/en\/wp-json\/wp\/v2\/posts\/734","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.aximmetrycn.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.aximmetrycn.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.aximmetrycn.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.aximmetrycn.com\/en\/wp-json\/wp\/v2\/comments?post=734"}],"version-history":[{"count":0,"href":"https:\/\/www.aximmetrycn.com\/en\/wp-json\/wp\/v2\/posts\/734\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.aximmetrycn.com\/en\/wp-json\/wp\/v2\/media\/735"}],"wp:attachment":[{"href":"https:\/\/www.aximmetrycn.com\/en\/wp-json\/wp\/v2\/media?parent=734"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.aximmetrycn.com\/en\/wp-json\/wp\/v2\/categories?post=734"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.aximmetrycn.com\/en\/wp-json\/wp\/v2\/tags?post=734"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}