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<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;">总的函数如下</p> <p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;">void
<p align="justify" style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;"><span style="color: rgb(0, 0, 0);">通过上一节对标准外设库的介绍,想必各位读者对标准外设库已经有了基本的认识,然而由于标准外设库中文件众多,很多初学
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<p style="margin-top: 0px; margin-bottom: 0px; padding-top: 0px; padding-bottom: 0px; font-family: Arial; font-size: 14px; line-height: 26px;"></p> <pre name="code" class="cpp"><pre name="code" clas
<p style="margin-top: 5px; margin-bottom: 5px; padding-top: 0px; padding-bottom: 0px; word-wrap: break-word; color: rgb(102, 102, 102); font-family: 宋体, Arial; font-size: 16px; line-height: 26px;">本
<div style="word-wrap: break-word; color: rgb(102, 102, 102); font-family: 宋体, Arial; font-size: 16px; line-height: 26px;">ffmpeg和ffserver配合使用可以实现实时的流媒体服务。</div> <div style="word-wrap: break-word; c
<pre name="code" class="cpp">/* 编译命令:arm-linux-gcc -o show2642 264showyuv2.c -I/usr/local/ffmpeg_arm/include/ -L/usr/local/ffmpeg_arm/lib/ -lswresample -lavformat -lavutil -lavcodec -lswscale -lx2
<pre name="code" class="cpp">#include<stdio.h> #include "/usr/local/ffmpeg_arm/include/SDL/SDL.h" char *bmp_name[3] = {"000.bmp","111.bmp","222.bmp"}; int main() { int i=0; int w = 720
<p></p> <pre name="code" class="cpp">#include<stdio.h> #include "/usr/local/ffmpeg_arm/include/SDL/SDL.h" char *bmp_name[3] = {"000.bmp","111.bmp","222.bmp"}; int main() { int i=0; //T
<p style="padding-top: 0px; padding-bottom: 0px; margin-top: 10px; margin-bottom: 10px; font-family: Arial; font-size: 16px; line-height: 24px; background-color: rgb(237, 237, 237);"><span style="pa
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;"><strong><span style="font-size: 18px;">一:基本原理</span></strong></p> <p style="color: rgb(51, 51, 51); font-fa
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;"><span style="font-size: 18px;"><strong>一:历史</strong></span></p> <p style="color: rgb(51, 51, 51); font-fami
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;"><span style="font-size: 18px;">图像的一阶与二阶导数计算在图像特征提取与边缘提取中十分重要。一阶与二阶导数的</span></p> <p style="color: rgb(51, 5
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;"><span style="font-size: 18px;">一:图像金字塔基本操作</span></p> <p style="color: rgb(51, 51, 51); font-family: Arial;
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;">泛洪填充算法(Flood Fill Algorithm)</p> <p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; lin
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;"><span style="font-size: 18px;">一:数学原理</span></p> <p style="color: rgb(51, 51, 51); font-family: Arial; font
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;">Fuzzy C-Means聚合算法在图像分割(segmentation)和图像视觉处理中常常被用到聚合算法之</p> <p style="color: rgb(51, 51, 51); font-family: A
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;"><span style="font-size: 18px;">数学基础:</span></p> <p style="color: rgb(51, 51, 51); font-family: Arial; font-
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;"><span style="font-size: 18px;">介绍几种常见的将两张图像混合在一起形成一张新的图像的算法,</span></p> <p style="color: rgb(51, 51, 51); f
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<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;"><span style="font-size: 18px;"><strong>基本思想</strong>:</span></p> <p style="color: rgb(51, 51, 51); font-fam
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;"><strong><span style="font-size: 18px;">基本思想:</span></strong></p> <p style="color: rgb(51, 51, 51); font-fam
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;"><span style="font-size: 18px;"><strong>什么是亮度:</strong></span></p> <p style="color: rgb(51, 51, 51); font-fa
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;"><span style="font-size: 18px;"><strong>算法思想:</strong></span></p> <p style="color: rgb(51, 51, 51); font-fam
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;"><strong>算法概述:</strong></p> <p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-heig
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;">最近一直在研究多脸谱识别以及如何分辨多个皮肤区域是否是人脸的问题<br></p> <p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 1
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;"><strong>基本思想:</strong></p> <p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-heig
<span style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;">1. 牛顿分形(Newton Fractal)</span><br style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; li
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;">图像中的像素格效果是最常见的图像特效,可以隐藏或者模糊一些不想被显示出来的图像细</p> <p style="color: rgb(51, 51, 51); font-family: Arial; font-siz
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;">一位网友给我发了几张灰度图像,说是他们单位的工业相机拍摄的,画质非常的清楚,他们</p> <p style="color: rgb(51, 51, 51); font-family: Arial; font-siz
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;"><strong>介绍基于皮肤检测之后的,寻找最大连通区域,完成脸谱检测的算法。大致的算法步骤如下:</strong></p> <p style="color: rgb(51, 51, 51); font-famil
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;"><strong>概述:</strong></p> <p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;"><strong>基本原理:</strong></p> <p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-heig
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;"><strong>一:基本的三角函数知识</strong></p> <p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; lin
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;"><strong><span style="color: rgb(255, 0, 0);"><span style="font-size: 16px;">直方图介绍</span></span></strong></p
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;">连接组件标记算法(connected component labeling algorithm)是图像分析中最常用的算法之一,</p> <p style="color: rgb(51, 51, 51); font-
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;">基于像素的皮肤检测技术</p> <p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;">
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;">很多图像处理软件都提供边缘褪化效果滤镜,其实原理非常的简单,网上搜索了一把,</p> <p style="color: rgb(51, 51, 51); font-family: Arial; font-size:
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;">介绍几种特殊的灰度算法滤镜,将彩色图像转换为灰度图像。其中涉及到的有基于阈值的图</p> <p style="color: rgb(51, 51, 51); font-family: Arial; font-siz
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;">很多时候,一张图像被过度曝光显得很白,或者光线不足显得很暗,有时候背景跟图像人物</p> <p style="color: rgb(51, 51, 51); font-family: Arial; font-siz
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;"><strong>一:轧花</strong></p> <p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-heigh
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;">首先看一下效果,左边是一张黑白的文字图像,右边是混合之后的数字水印效果</p> <p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;"><strong>均值滤波:</strong></p> <p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-heig
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;"><strong>原理:</strong></p> <p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;">卷积模糊或者卷积平滑滤波,可以消除图像噪声,也可以产生一些常见的图像模糊特效,但</p> <p style="color: rgb(51, 51, 51); font-family: Arial; font-siz
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;">高斯模糊是一种两维的卷积模糊操作,在图像完成高斯模糊相对于均值模糊来说,</p> <p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 1
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;">图像模糊的本质, 从数字信号处理的角度看,图像模糊就要压制高频信号保留低频信号,</p> <p style="color: rgb(51, 51, 51); font-family: Arial; font-siz
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;">图像噪声源于现实世界中数字信号总会受到各种各样的干扰,最终接受的图像和源于的数字信号之间总</p> <p style="color: rgb(51, 51, 51); font-family: Arial; fon
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;"><strong>一:什么是卷积</strong></p> <p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-he
<p style="color: rgb(51, 51, 51); font-family: Arial; font-size: 14px; line-height: 26px;">有过UI设计经验的一定对2D图形渲染中的Color Gradient 或多或少有些接触,很多编程</p> <p style="color: rgb(51, 51, 51); font-family: Arial;