From 837e04c740dcd85f757ea14eeb04a4297f2cb714 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=A4=A7=E5=9B=BE=E4=B9=A6=E9=A6=86=E7=9A=84=E5=BC=B9?=
 =?UTF-8?q?=E5=B9=95=E4=B8=96=E7=95=8C?=
 <33081329+snowflowersnowflake@users.noreply.github.com>
Date: Mon, 28 Oct 2019 12:52:05 +0800
Subject: [PATCH 1/3] Update README.md

---
 .../README.md"                                            | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git "a/\347\225\252\345\244\226\347\257\20707. \344\272\256\345\272\246\344\270\216\345\257\271\346\257\224\345\272\246/README.md" "b/\347\225\252\345\244\226\347\257\20707. \344\272\256\345\272\246\344\270\216\345\257\271\346\257\224\345\272\246/README.md"
index 2552b4a..208cbcc 100644
--- "a/\347\225\252\345\244\226\347\257\20707. \344\272\256\345\272\246\344\270\216\345\257\271\346\257\224\345\272\246/README.md"	
+++ "b/\347\225\252\345\244\226\347\257\20707. \344\272\256\345\272\246\344\270\216\345\257\271\346\257\224\345\272\246/README.md"	
@@ -10,7 +10,11 @@
 
 亮度调整是将图像像素的强度整体变大/变小，对比度调整指的是图像暗处的像素强度变低，亮出的变高，从而拓宽某个区域内的显示精度。
 
-OpenCV中亮度和对比度应用这个公式来计算：$ g(x)=\alpha f(x)+\beta $，其中：α(>0)、β常称为增益与偏置值，分别控制图片的对比度和亮度。
+OpenCV中亮度和对比度应用这个公式来计算：
+
+<span class="MathJax" id="MathJax-Element-1-Frame" tabindex="0" data-mathml="<math xmlns=&quot;http://www.w3.org/1998/Math/MathML&quot;><mi>g</mi><mo stretchy=&quot;false&quot;>(</mo><mi>x</mi><mo stretchy=&quot;false&quot;>)</mo><mo>=</mo><mi>&amp;#x03B1;</mi><mi>f</mi><mo stretchy=&quot;false&quot;>(</mo><mi>x</mi><mo stretchy=&quot;false&quot;>)</mo><mo>+</mo><mi>&amp;#x03B2;</mi></math>" role="presentation" style="position: relative;"><nobr aria-hidden="true"><span class="math" id="MathJax-Span-1" style="width: 9.003em; display: inline-block;"><span style="display: inline-block; position: relative; width: 7.503em; height: 0px; font-size: 120%;"><span style="position: absolute; clip: rect(1.336em, 1007.5em, 2.669em, -999.997em); top: -2.219em; left: 0em;"><span class="mrow" id="MathJax-Span-2"><span class="mi" id="MathJax-Span-3" style="font-family: MathJax_Math-italic;">g<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.003em;"></span></span><span class="mo" id="MathJax-Span-4" style="font-family: MathJax_Main;">(</span><span class="mi" id="MathJax-Span-5" style="font-family: MathJax_Math-italic;">x</span><span class="mo" id="MathJax-Span-6" style="font-family: MathJax_Main;">)</span><span class="mo" id="MathJax-Span-7" style="font-family: MathJax_Main; padding-left: 0.281em;">=</span><span class="mi" id="MathJax-Span-8" style="font-family: MathJax_Math-italic; padding-left: 0.281em;">α</span><span class="mi" id="MathJax-Span-9" style="font-family: MathJax_Math-italic;">f<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.058em;"></span></span><span class="mo" id="MathJax-Span-10" style="font-family: MathJax_Main;">(</span><span class="mi" id="MathJax-Span-11" style="font-family: MathJax_Math-italic;">x</span><span class="mo" id="MathJax-Span-12" style="font-family: MathJax_Main;">)</span><span class="mo" id="MathJax-Span-13" style="font-family: MathJax_Main; padding-left: 0.225em;">+</span><span class="mi" id="MathJax-Span-14" style="font-family: MathJax_Math-italic; padding-left: 0.225em;">β<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.003em;"></span></span></span><span style="display: inline-block; width: 0px; height: 2.225em;"></span></span></span><span style="display: inline-block; overflow: hidden; vertical-align: -0.33em; border-left: 0px solid; width: 0px; height: 1.337em;"></span></span></nobr><span class="MJX_Assistive_MathML" role="presentation"><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>g</mi><mo stretchy="false">(</mo><mi>x</mi><mo stretchy="false">)</mo><mo>=</mo><mi>α</mi><mi>f</mi><mo stretchy="false">(</mo><mi>x</mi><mo stretchy="false">)</mo><mo>+</mo><mi>β</mi></math></span></span>
+
+，其中：α(>0)、β常称为增益与偏置值，分别控制图片的对比度和亮度。
 
 > 经验之谈：此处对α/β控制对比度和亮度有争议，具体请参考：[OpenCV关于对比度和亮度的误解](http://blog.csdn.net/abc20002929/article/details/40474807)。
 
@@ -43,4 +47,4 @@ cv2.waitKey(0)
 - [numpy.clip()](https://docs.scipy.org/doc/numpy/reference/generated/numpy.clip.html#numpy.clip)
 - [OpenCV关于对比度和亮度的误解](http://blog.csdn.net/abc20002929/article/details/40474807)
 - [OpenCV改变图像亮度和对比度以及优化](http://blog.csdn.net/u013139259/article/details/52145377)
-- [Mat::convertTo](https://docs.opencv.org/3.1.0/d3/d63/classcv_1_1Mat.html#a3f356665bb0ca452e7d7723ccac9a810)
\ No newline at end of file
+- [Mat::convertTo](https://docs.opencv.org/3.1.0/d3/d63/classcv_1_1Mat.html#a3f356665bb0ca452e7d7723ccac9a810)

From ac868abf85adba5dcfceca7dfbe09b2c7f39cc7a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=A4=A7=E5=9B=BE=E4=B9=A6=E9=A6=86=E7=9A=84=E5=BC=B9?=
 =?UTF-8?q?=E5=B9=95=E4=B8=96=E7=95=8C?=
 <33081329+snowflowersnowflake@users.noreply.github.com>
Date: Mon, 28 Oct 2019 12:53:41 +0800
Subject: [PATCH 2/3] Update README.md

---
 .../README.md"                                                  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git "a/\347\225\252\345\244\226\347\257\20707. \344\272\256\345\272\246\344\270\216\345\257\271\346\257\224\345\272\246/README.md" "b/\347\225\252\345\244\226\347\257\20707. \344\272\256\345\272\246\344\270\216\345\257\271\346\257\224\345\272\246/README.md"
index 208cbcc..d94f3b3 100644
--- "a/\347\225\252\345\244\226\347\257\20707. \344\272\256\345\272\246\344\270\216\345\257\271\346\257\224\345\272\246/README.md"	
+++ "b/\347\225\252\345\244\226\347\257\20707. \344\272\256\345\272\246\344\270\216\345\257\271\346\257\224\345\272\246/README.md"	
@@ -12,7 +12,7 @@
 
 OpenCV中亮度和对比度应用这个公式来计算：
 
-<span class="MathJax" id="MathJax-Element-1-Frame" tabindex="0" data-mathml="<math xmlns=&quot;http://www.w3.org/1998/Math/MathML&quot;><mi>g</mi><mo stretchy=&quot;false&quot;>(</mo><mi>x</mi><mo stretchy=&quot;false&quot;>)</mo><mo>=</mo><mi>&amp;#x03B1;</mi><mi>f</mi><mo stretchy=&quot;false&quot;>(</mo><mi>x</mi><mo stretchy=&quot;false&quot;>)</mo><mo>+</mo><mi>&amp;#x03B2;</mi></math>" role="presentation" style="position: relative;"><nobr aria-hidden="true"><span class="math" id="MathJax-Span-1" style="width: 9.003em; display: inline-block;"><span style="display: inline-block; position: relative; width: 7.503em; height: 0px; font-size: 120%;"><span style="position: absolute; clip: rect(1.336em, 1007.5em, 2.669em, -999.997em); top: -2.219em; left: 0em;"><span class="mrow" id="MathJax-Span-2"><span class="mi" id="MathJax-Span-3" style="font-family: MathJax_Math-italic;">g<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.003em;"></span></span><span class="mo" id="MathJax-Span-4" style="font-family: MathJax_Main;">(</span><span class="mi" id="MathJax-Span-5" style="font-family: MathJax_Math-italic;">x</span><span class="mo" id="MathJax-Span-6" style="font-family: MathJax_Main;">)</span><span class="mo" id="MathJax-Span-7" style="font-family: MathJax_Main; padding-left: 0.281em;">=</span><span class="mi" id="MathJax-Span-8" style="font-family: MathJax_Math-italic; padding-left: 0.281em;">α</span><span class="mi" id="MathJax-Span-9" style="font-family: MathJax_Math-italic;">f<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.058em;"></span></span><span class="mo" id="MathJax-Span-10" style="font-family: MathJax_Main;">(</span><span class="mi" id="MathJax-Span-11" style="font-family: MathJax_Math-italic;">x</span><span class="mo" id="MathJax-Span-12" style="font-family: MathJax_Main;">)</span><span class="mo" id="MathJax-Span-13" style="font-family: MathJax_Main; padding-left: 0.225em;">+</span><span class="mi" id="MathJax-Span-14" style="font-family: MathJax_Math-italic; padding-left: 0.225em;">β<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.003em;"></span></span></span><span style="display: inline-block; width: 0px; height: 2.225em;"></span></span></span><span style="display: inline-block; overflow: hidden; vertical-align: -0.33em; border-left: 0px solid; width: 0px; height: 1.337em;"></span></span></nobr><span class="MJX_Assistive_MathML" role="presentation"><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>g</mi><mo stretchy="false">(</mo><mi>x</mi><mo stretchy="false">)</mo><mo>=</mo><mi>α</mi><mi>f</mi><mo stretchy="false">(</mo><mi>x</mi><mo stretchy="false">)</mo><mo>+</mo><mi>β</mi></math></span></span>
+<span class="mrow" id="MathJax-Span-2"><span class="mi" id="MathJax-Span-3" style="font-family: MathJax_Math-italic;">g<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.003em;"></span></span><span class="mo" id="MathJax-Span-4" style="font-family: MathJax_Main;">(</span><span class="mi" id="MathJax-Span-5" style="font-family: MathJax_Math-italic;">x</span><span class="mo" id="MathJax-Span-6" style="font-family: MathJax_Main;">)</span><span class="mo" id="MathJax-Span-7" style="font-family: MathJax_Main; padding-left: 0.281em;">=</span><span class="mi" id="MathJax-Span-8" style="font-family: MathJax_Math-italic; padding-left: 0.281em;">α</span><span class="mi" id="MathJax-Span-9" style="font-family: MathJax_Math-italic;">f<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.058em;"></span></span><span class="mo" id="MathJax-Span-10" style="font-family: MathJax_Main;">(</span><span class="mi" id="MathJax-Span-11" style="font-family: MathJax_Math-italic;">x</span><span class="mo" id="MathJax-Span-12" style="font-family: MathJax_Main;">)</span><span class="mo" id="MathJax-Span-13" style="font-family: MathJax_Main; padding-left: 0.225em;">+</span><span class="mi" id="MathJax-Span-14" style="font-family: MathJax_Math-italic; padding-left: 0.225em;">β<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.003em;"></span></span></span>
 
 ，其中：α(>0)、β常称为增益与偏置值，分别控制图片的对比度和亮度。
 

From e81bc17c9b73d79fbc8219cd12d8f49cf252bf5b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=A4=A7=E5=9B=BE=E4=B9=A6=E9=A6=86=E7=9A=84=E5=BC=B9?=
 =?UTF-8?q?=E5=B9=95=E4=B8=96=E7=95=8C?=
 <33081329+snowflowersnowflake@users.noreply.github.com>
Date: Mon, 28 Oct 2019 12:54:04 +0800
Subject: [PATCH 3/3] Update README.md

---
 .../README.md"                                              | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git "a/\347\225\252\345\244\226\347\257\20707. \344\272\256\345\272\246\344\270\216\345\257\271\346\257\224\345\272\246/README.md" "b/\347\225\252\345\244\226\347\257\20707. \344\272\256\345\272\246\344\270\216\345\257\271\346\257\224\345\272\246/README.md"
index d94f3b3..89b9532 100644
--- "a/\347\225\252\345\244\226\347\257\20707. \344\272\256\345\272\246\344\270\216\345\257\271\346\257\224\345\272\246/README.md"	
+++ "b/\347\225\252\345\244\226\347\257\20707. \344\272\256\345\272\246\344\270\216\345\257\271\346\257\224\345\272\246/README.md"	
@@ -10,11 +10,7 @@
 
 亮度调整是将图像像素的强度整体变大/变小，对比度调整指的是图像暗处的像素强度变低，亮出的变高，从而拓宽某个区域内的显示精度。
 
-OpenCV中亮度和对比度应用这个公式来计算：
-
-<span class="mrow" id="MathJax-Span-2"><span class="mi" id="MathJax-Span-3" style="font-family: MathJax_Math-italic;">g<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.003em;"></span></span><span class="mo" id="MathJax-Span-4" style="font-family: MathJax_Main;">(</span><span class="mi" id="MathJax-Span-5" style="font-family: MathJax_Math-italic;">x</span><span class="mo" id="MathJax-Span-6" style="font-family: MathJax_Main;">)</span><span class="mo" id="MathJax-Span-7" style="font-family: MathJax_Main; padding-left: 0.281em;">=</span><span class="mi" id="MathJax-Span-8" style="font-family: MathJax_Math-italic; padding-left: 0.281em;">α</span><span class="mi" id="MathJax-Span-9" style="font-family: MathJax_Math-italic;">f<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.058em;"></span></span><span class="mo" id="MathJax-Span-10" style="font-family: MathJax_Main;">(</span><span class="mi" id="MathJax-Span-11" style="font-family: MathJax_Math-italic;">x</span><span class="mo" id="MathJax-Span-12" style="font-family: MathJax_Main;">)</span><span class="mo" id="MathJax-Span-13" style="font-family: MathJax_Main; padding-left: 0.225em;">+</span><span class="mi" id="MathJax-Span-14" style="font-family: MathJax_Math-italic; padding-left: 0.225em;">β<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.003em;"></span></span></span>
-
-，其中：α(>0)、β常称为增益与偏置值，分别控制图片的对比度和亮度。
+OpenCV中亮度和对比度应用这个公式来计算：<span class="mrow" id="MathJax-Span-2"><span class="mi" id="MathJax-Span-3" style="font-family: MathJax_Math-italic;">g<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.003em;"></span></span><span class="mo" id="MathJax-Span-4" style="font-family: MathJax_Main;">(</span><span class="mi" id="MathJax-Span-5" style="font-family: MathJax_Math-italic;">x</span><span class="mo" id="MathJax-Span-6" style="font-family: MathJax_Main;">)</span><span class="mo" id="MathJax-Span-7" style="font-family: MathJax_Main; padding-left: 0.281em;">=</span><span class="mi" id="MathJax-Span-8" style="font-family: MathJax_Math-italic; padding-left: 0.281em;">α</span><span class="mi" id="MathJax-Span-9" style="font-family: MathJax_Math-italic;">f<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.058em;"></span></span><span class="mo" id="MathJax-Span-10" style="font-family: MathJax_Main;">(</span><span class="mi" id="MathJax-Span-11" style="font-family: MathJax_Math-italic;">x</span><span class="mo" id="MathJax-Span-12" style="font-family: MathJax_Main;">)</span><span class="mo" id="MathJax-Span-13" style="font-family: MathJax_Main; padding-left: 0.225em;">+</span><span class="mi" id="MathJax-Span-14" style="font-family: MathJax_Math-italic; padding-left: 0.225em;">β<span style="display: inline-block; overflow: hidden; height: 1px; width: 0.003em;"></span></span></span>，其中：α(>0)、β常称为增益与偏置值，分别控制图片的对比度和亮度。
 
 > 经验之谈：此处对α/β控制对比度和亮度有争议，具体请参考：[OpenCV关于对比度和亮度的误解](http://blog.csdn.net/abc20002929/article/details/40474807)。