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Modify the Linux kernel kernel boot picture (originally a small penguin picture). Reprint please indicate the source: Http://blog.csdn.net/wang_zheng_kai Navigation guidance and Control laboratory December 10, 2014 This article mainly introduces three parts of the content: 1 "How to make the Linux kernel required to boot picture (ppm format);" 2 The two ways to modify the boot picture; 3 problems and techniques in the process of commissioning; First,
talk later.)Folder1 is the name of the directory where the picture is stored. In Short, popular speaking, is the boot logo display after the system to 10 per second of the speed of the Folder1 directory to play the picture, the image size of 720*1280, and constantly cycle this group of pictures until the boot. Finished the structure, can come to the start! (It is highly recommended that you directly name the group of pictures you want to use, 001,002
directory:/kernel/trunk/drivers/video/fbmem.c/kernel/trunk/drivers/video/fbmem.h/kernel/trunk/drivers/video/logo/logo.c/kernel/trunk/drivers/video/logo/logo.h/kernel/trunk/drivers/video/logo/kconfig/kernel/trunk/include/linux/linux_logo.hThe steps for adding this boot logo to the kernel are as follows:1. Let the kerne
"download low res" low-resolution pictures can be downloaded free 368x400 PNG format, but note that the free pattern below will have a small paragraph of the watermark, the cut off can be, will not affect the use. If you need a higher resolution picture, which may be used for printing or other purposes, consider paying $ $ to download high-resolution raw files, the highest downloadable 5000x5000 (PNG
This article mainly and everyone to share the PHP generation with logo image QR Code two methods, mainly in the form of text and code and share with you, hope to help everyone. First, using the Google API to generate two-dimensional code Google provides a more complete QR code generation interface, call API interface is very simple, the following is the calling code: $urlToEncode="http://www.php.cn";generateQRfromGoogle($urlT
right, we'll talk later.)Folder1 is the name of the folder where the picture is stored. In Short, popular speaking, is the boot logo display after the system to 10 per second of the speed of the Folder1 folder to play the picture, the image size of 720*1280, and constantly cycle this set of pictures until the boot. Finished the structure, you can come to the start! (It is highly recommended that you directly name the group of pictures you want to use
); Binarybitmap Binarybitmap = new Binarybitmap (new Hybridbinarizer (new Bufferedimageluminancesource (image)); Set the parameters of the QR code HashMap hints = new HashMap (); Hints.put (Encodehinttype.character_set, "utf-8"); Result result = Formatreader.decode (Binarybitmap, hints); Print analytic results System.out.println (result.tostring ()); Print two-dimensional code format SY
Generally, to improve the user experience, after the LCD Initialization is completed in the system startup phase, the first screen is displayed quickly to avoid the black screen taking too long and causing the user to think that the system is running slowly, all electronic products are designed in this way. This screen is often used to display the product logo. In Android, there are two ways to print the logo
1. How to Create a logo:First, select a local image. Then, use the gimpsoftware to save the image as. PNG,The conversion method is not mentioned.Then pass the image to a Linux PC, such as ubuntu. you can create your favorite logo in the following order.Before you install the following tools (pngtopnm, pnmquant, pnmtoplainpnm) $ Pngtopnm linuxlogo.png> linuxlogo. PNM$ Pnmquant 224 linuxlogo. PNM> linuxlogo224.pnm$ Pnmtoplainpnm linuxlogo224.pnm> linuxl
). Use PNG format picturepngtopnm linuxlogo.png > linuxlogo.pnm //linuxlogo.png为原始图片pnmquant 224 linuxlogo.pnm > linuxlogo224.pnmpnmtoplainpnm linuxlogo224.pnm > logo_linux_clut224.ppm 1 2 3 1 2 3 2). Use BMP format Pictureconvert logo.bmp linuxlogo.png //logo.bmp为原始图片pngtopnm linuxlogo.png > linuxlogo.pnmpnmquant 224 linuxlogo.pnm > linuxlogo224.pnmpnmtopla
Here we perform operations in ubuntu. I log on as a root user. First, install the netpbm library. Run: apt-get install netpbm For Android systems, the logo is displayed in the kernel at first, so we need to modify the logo in the kernel first. 1. related modifications in the kernel Compile the Linux kernel logo to create the script mklogo. sh. The content is as f
more complex conversion process longer.The conversion progress is displayed at the bottom of the dialog box.5 after the conversion is completed, the software will automatically open a new PCB file, the converted logo into which the effect.At this point, the introduction of the logo steps to complete, you can copy this logo to their own PCB.In CorelDRAW 9, make y
Thought for a long time confused still did not find I want the goal! Today I share with you the story of the logo, logo is my favorite before a day did not do logo people will feel uncomfortable! But now I do not know how it will not feel that way! In fact, I did not know when the logo, although I am learning graphic i
-dimensional code area covered by the logo is identified. Figure 3 area of the QR code covered by the logo We can imagine that if the logo block area is large enough, the QR code will become unrecognizable. Is there a way to "empty" the above area in advance (to specifically place the logo), while other areas are dedi
area covered by the logo is identified. Figure 3 area of the QR code covered by the logo We can imagine that if the logo block area is large enough, the QR code will become unrecognizable. Is there a way to "empty" the above area in advance (to specifically place the logo), while other areas are dedicated to placing
the corresponding configuration options in Kconfig. At the same time, you must have Corresponding. image files in ppm format ...... we will not discuss this situation for the moment. the new image file in the ppm format overwrites the boot logo image file and recompiles the kernel. The process is as follows: 1. First, find a png image that meets the LCD resoluti
With the advancement of technology, the application of QR codes has become more and more extensive. today I will share with you how to use PHP to generate QR codes and how to generate a QR code with a median LOGO image. With the advancement of technology, QR code is widely used. today I will share with you how to use PHP to generate a QR code and how to generate a QR code with a central LOGO image. 1. Use
layer staggered above and below the leaf layer. As a result, the vines are interwoven above and below the leaves. Add a little bit of detail to the background, give the shape of the letter the texture of the bark and replace the original green gradient as a layer mask. The final modification of the logo is to add some water droplets. Make water droplets by using a rounded brush and setting the scatter value to the maximum va
This tutorial is to share ps to my friends at the home of the feet to add a beautiful logo method to the pictures. The tutorial is relatively basic and suitable for beginners to learn. let's take a look at the pictures carefully taken by them, sometimes I always want to stick a unique tag to declare sovereignty. Therefore, it is particularly important to add a logo to an image. The following small series wi
With the advancement of technology, QR code has become more and more widely used. Today I will share with you how to use PHP to generate a QR code and how to generate a QR code with a central LOGO image. 1. Use Google API to generate a QR code Google provides a comprehensive interface for generating QR codes. The following code calls an API: $ UrlToEncode = "http://www.php.net"; generateQRfromGoogle ($ urlToEncode);/*** google api QR code generatio
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