这样就可以把它转成到灰度级了。
此代码还会为每个四边形创建一个随机的灰度。
This code also creates a random grayscale color for each quad.
还要重点注意灰度图不能压缩得像彩图同样程度。
It's also important to note that Grayscale JPGs do not compress nearly as much as color ones do.
它将可以显示16个级别的灰度，机身为铝质外壳。
It will be able to display 16 levels of grayscale and will be housed in an aluminum body with an integrated cover.
此函数可接受一个单独的灰度参数或三个RGB参数。
This function can take a single gray parameter or three parameters for RGB.
看看你得到的是否是这样排列和命名的灰度图。
To see if there is a logical order of grey values and document naming.
这些数字是灰度系统的一部分，其亮度由一系列数值测量。
The numbers are part of a grayscale system in which brightness is measured in a range of values.
返回一个颜色对象它的灰度和透明度值都是0.0。
Returns a color object whose grayscale and alpha values are both 0.0.
那么，什么是256色灰度的步伐(8位)形象吗？
So, what is the stride for a 256 color gray scale (8 bit) image?
本文提出一种将彩色数字水印嵌入到灰度级图像中的方法。
A method of embedding a color digital watermark into a gray level image is proposed.
对灰度化算法进行了改进，目的是较容易的提取兴趣点和目标。
The graying arithmetic is improved in order to pick up interest point and target easily .
一个颜色对象。颜色信息表现为它在设备中的灰度颜色空间信息。
The color object. The color information represented by this object is in the device gray colorspace.
一个初始的颜色对象。这个颜色对象信息引用自系统的灰度通道。
An initialized color object. The color information represented by this object is in the device gray colorspace.
返回一个颜色对象他的灰度值是1.0并且它的透明度是1.0。
Returns a color object whose grayscale value is 1.0 and whose alpha value is 1.0.
但不要使用自动色阶功能，因为我们需要灰度的所有渐变都起作用。
Don not auto adjust the levels because we want to work with all the gradations of grey.
它的原理是对上百万个黑色小微粒通电，让它们冻结排列成字符或者灰度图片。
It works by applying an electrical charge to millions of tiny black particles, causing them to freeze in a pattern of letters or grayscale images.
背景灰度相比其他阅读器浅了几个层次，让黑色文本在背景上有着更高的对比度。
The background gray is a few shades lighter than on any other reader, producing much better contrast behind the black text.
首先，对机动车号牌图像进行大小、灰度方差、灰度均值的标准化处理。
First, we standardized the size, variance of gray scale and mean value of gray scale of the motor vehicle plate images.
很多设计者认为，要获得最好的效果，最好先设计灰度效果的logo，再转成彩色。
For optimal results, many designers recommend creating a logo in grayscale first, then translating it to color.
你可以清楚的看到，左边的设计阅读文本要容易得多，尤其是在转换成灰度级的情况下。
You can clearly see how much easier it is to read the text in the design on the left, particularly when it's converted to grayscale.
分析火焰数字图像，讨论了火焰锋面位置、火焰面积、平均灰度的计算方法。
The edge position, visible area and the mean of gray value of flame also be discussed by analyzing the flame images.
这是在显示屏上显示灰度的一个基本原理，即所谓的基于帧频控制的灰度显示。
This is basic principle on how to display the gray level on the screen, so-called gray level display by FRC.
但是这种基于图像灰度均值分割的形心跟踪算法对于小目标图像都会跟踪失败。
However, the centroid tracking algorithm based on the image gray-mean segmentation fails when tracking small target images.
传统的直方图均衡和灰度变换增强算法，不能针对红外图像的目标进行有效地增强。
Traditional histogram equalization and gray-scale transformation algorithms can't realize the enhancement of the target in the infrared image effectively.
由灰度统计直方图均衡所实现的彩色增强处理降低了虚拟照相系统对环境照度的要求。
The color image reinforcing which realized by grey statistics histogram equalization method has reduced the need of environment brightness in virtual photographing system.
一个目标性的灯光是以尽可能多的灰度由四周的背景中去分开这特征或你想观察的部份。
One objective of lighting is to separate the feature or part you want to inspect from the surrounding background by as many gray levels as possible.
治疗极端想法的方法就是想像生命的灰度——打开自己的心胸去迎接生命中一个又一个未知的可能。
The antidote to all-or-nothing thinking is thinking in shades of gray–opening oneself up to the continuum of possibilities for one's life.
在常用的方法中，基于区域灰度平均的算法使图像模糊，而基于样条插值的算法计算耗时。
In the common methods, the algorithm based on the average of region gray makes image blur, and the algorithm based on spline interpolation wastes time.
效果包括去饱和度，灰度级，反转，亮度，对比度调整，色调，饱和度调整，以及浮雕，虚化等效果。
The effects supported include desaturation and grayscale, inverting, flipping, brightness and contrast adjustment, hue and saturation, embossing, blurring and much more.
为解决过度分割的问题，给出了区域的灰度特性和边界强度及区域尺寸相结合的融合准则。
To solve the problem of the over-segmentation, the criterions of region intensity and edge strength and region size are combined.
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