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    <title>大话成像技术论坛 - ISP信号处理</title>
    <link>https://dahuachengxiang.com/forum.php?mod=forumdisplay&amp;fid=64</link>
    <description>Latest 20 threads of ISP信号处理</description>
    <copyright>Copyright(C) 大话成像技术论坛</copyright>
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    <lastBuildDate>Fri, 24 Apr 2026 16:27:23 +0000</lastBuildDate>
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    <item>
      <title>Radial Shading Correction方法</title>
      <link>https://dahuachengxiang.com/forum.php?mod=viewthread&amp;tid=702</link>
      <description><![CDATA[从公众号文章中看到Radial Shading Correction方法，但是不理解最终公式的含义：

Corrected pixel = pixel value + pixel value * INTx((r-MINR)/(MAXR-MINR)+0.5)]]></description>
      <category>ISP信号处理</category>
      <author>fly_higher</author>
      <pubDate>Fri, 17 Jun 2022 17:29:06 +0000</pubDate>
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    <item>
      <title>MIPI READOUT　ＥＮＤＩＡＮ mistake 导致的 图像边缘错误</title>
      <link>https://dahuachengxiang.com/forum.php?mod=viewthread&amp;tid=520</link>
      <description><![CDATA[MIPI READOUT　ＥＮＤＩＡＮ mistake 导致的 图像边缘错误]]></description>
      <category>ISP信号处理</category>
      <author>maver</author>
      <pubDate>Sat, 04 Sep 2021 10:31:02 +0000</pubDate>
    </item>
    <item>
      <title>MIPI READOUT</title>
      <link>https://dahuachengxiang.com/forum.php?mod=viewthread&amp;tid=519</link>
      <description><![CDATA[【潜水】风筝-FPGA学生-广州(2875968349)  10:59:38
我画了大致的物理层的比特顺序
【潜水】风筝-FPGA学生-广州(2875968349)  11:00:06
满足低位先行这个规则


csi-2协议层规定所有的数据以字节为单位的，所以必须按照字节格式去解码]]></description>
      <category>ISP信号处理</category>
      <author>maver</author>
      <pubDate>Sat, 04 Sep 2021 10:27:06 +0000</pubDate>
    </item>
    <item>
      <title>网友上传的4x4 RGBIR processing pipeline</title>
      <link>https://dahuachengxiang.com/forum.php?mod=viewthread&amp;tid=372</link>
      <description><![CDATA[]]></description>
      <category>ISP信号处理</category>
      <author>maver</author>
      <pubDate>Mon, 08 Mar 2021 10:05:15 +0000</pubDate>
    </item>
    <item>
      <title>hdr</title>
      <link>https://dahuachengxiang.com/forum.php?mod=viewthread&amp;tid=286</link>
      <description><![CDATA[下半年要求要研究hdr融合，算法方面。 有没有介绍的思路。最好是有效果展示，例如python 实现两帧的融合。]]></description>
      <category>ISP信号处理</category>
      <author>alaode</author>
      <pubDate>Mon, 27 Jul 2020 09:56:34 +0000</pubDate>
    </item>
    <item>
      <title>BLC</title>
      <link>https://dahuachengxiang.com/forum.php?mod=viewthread&amp;tid=285</link>
      <description><![CDATA[BLC 分析
b = self.img[y,x] + bl_b
r = self.img[y+1,x+1] + bl_r
gb = self.img[y,x+1] + bl_gb + beta * b / 256
gr = self.img[y+1,x] + bl_gr + alpha * r / 256
blc_img[y,x] = b
blc_img[y,x+1] = gb
blc_img[y+1,x] = gr
blc_img[y+1,x+1] = r

bl_r, ...]]></description>
      <category>ISP信号处理</category>
      <author>alaode</author>
      <pubDate>Sat, 25 Jul 2020 07:52:36 +0000</pubDate>
    </item>
    <item>
      <title>NLM去噪之非诚勿扰</title>
      <link>https://dahuachengxiang.com/forum.php?mod=viewthread&amp;tid=221</link>
      <description><![CDATA[https://mp.weixin.qq.com/s/uEfFLp7mbo1FVbP8CXMvog

来源: NLM去噪之非诚勿扰]]></description>
      <category>ISP信号处理</category>
      <author>maver</author>
      <pubDate>Sun, 29 Mar 2020 20:07:14 +0000</pubDate>
    </item>
    <item>
      <title>Lens shading correction 的四种方法</title>
      <link>https://dahuachengxiang.com/forum.php?mod=viewthread&amp;tid=220</link>
      <description><![CDATA[https://mp.weixin.qq.com/s/2hvaHgUQER01AkPmu3ftNA

来源: Lens shading correction 的四种方法]]></description>
      <category>ISP信号处理</category>
      <author>maver</author>
      <pubDate>Sun, 29 Mar 2020 20:06:55 +0000</pubDate>
    </item>
    <item>
      <title>图解DNG文件格式</title>
      <link>https://dahuachengxiang.com/forum.php?mod=viewthread&amp;tid=208</link>
      <description><![CDATA[https://mp.weixin.qq.com/s/9paH39FKNDDj6GNFI6gKIQ

来源: 图解DNG文件格式]]></description>
      <category>ISP信号处理</category>
      <author>maver</author>
      <pubDate>Sun, 29 Mar 2020 20:00:52 +0000</pubDate>
    </item>
    <item>
      <title>数字滤波器简介（一）</title>
      <link>https://dahuachengxiang.com/forum.php?mod=viewthread&amp;tid=205</link>
      <description><![CDATA[https://mp.weixin.qq.com/s/Scwmgj7YUwiaiejJVbFoVg
来源: 数字滤波器简介（一）]]></description>
      <category>ISP信号处理</category>
      <author>maver</author>
      <pubDate>Sun, 29 Mar 2020 20:00:04 +0000</pubDate>
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