Basic knowledge of mobile resolution (DPI,DIP calculation)
1. Terminology and concepts
Terms
Description
Note
Screen size (on-screen dimensions)
Refers to the actual physical size of the phone, such as 2.8-inch, 3.2-inch, 3.5-inch, 3.7-inch
Motorola Milestone mobile phone is 3.
Basic mobile phone resolution knowledge (DPI, DIP computing)
1. terms and concepts
Terms
Description
Remarks
Screen size)
It refers to the actual physical size of the mobile phone, such as the commonly used 2.8 inch, 3.2 inch, 3.5 inch, 3.7 inch
Motorola's milestone mobile
optical zoom ratio: 4. Aperture F8; shutter 125/Second, the upper part of the top of the imaging area is required to be empty 1/10, the head is 7/10, and the shoulder is 1/5; left and right are empty 1/10.
Pixel and resolution of digital photo PrintingFrequently asked by customers:* The maximum pixel of my camera is 2048x1536. I have read that many online stores recommend 7 inches. However, in PS, the defa
Many friends in the use of PS, often ignore the pixel size adjustment and the size of the canvas changes, below I share with you this experience!
Method/Step
Open the PS software, a stand-alone "file" open a picture, as shown:
Stand-alone "image"---"Image size", as shown in figure:
1, pixel size
Usually used to adjust the size of the picture displayed on the display. Menus: Image → image size. Shortcut key: Alt+ctrl+i.
First, at the same time, check the "Zoom Style", "constraint ratio", "fixed image pixel" 3 items;
Then, it is usually adjusted to th
1 pound in English font, equivalent to 1/72 inch.
The font scale refers to the scale from the top to the bottom of the stroke.
Ing between Chinese font size and English font size (lbs) and pixel value (96 DPI ):8 = 5 lbs (5pt) = (5/72) * 96 = 6.67 = 6px7 = 5.5 lbs = (5.5/72) * 96 = 7.3 = 7pxJohn = 6.5 lbs = (6.5/72) * 96 = 8.67 = 8px6 = 7.5 lbs = (7.5/72) *
There are probably a lot of beginners who know that a piece of film if the pixel is too high, it will take up memory, the output will be very slow. But if the pixel is low, the slice will not be clear, we should be very clear to the situation and use of the computer to set the pixel, but how to set it?
The image on the monitor is made up of many dots called pixe
In the company to do system, to use A4 paper printing things, A4 paper standard mm, converted into pixels do not know. Search the Internet, find an article, turn around, spare.A4 paper size is 210mm*297mm, that is 21.0cm*29.7cm, and 1 inch =2.54cm, if the screen dpi resolution of 72 pixels per inch, conversion: equivalent to 1cm can be rendered (72px/2.54cm) = 28.34pxHere are some of the pixel dimensions of
Brief introduction:Always understand the common units in Android is not very thorough, share under today. What's not in place, welcome to point outMeaning:1, Screen Size: Physical size (cell phone diagonal size, such as 4.7, 5, 5.5 inches of mobile phones)2. Density (dpi): the pixels shown per inch3,
Introduce PS to mm fuzzy low pixel mobile phone photos into a dream hand-painted effect, this article with Ps+sai to complete, of course, you can only use PS, see a person's preferences.
Tutorial Final effect Diagram:
This is the original image of the legend ... Well, it is the pixel is so slag, the picture is so small, so
We know that you can open it in notepad. RC file, and then change the coordinates to change the dialog box size, such: the following are RC files //////////////////////////////////// //////////////////////////////////////// //// dialog // idd_aboutbox dialogex 0, 0,170, 62 style ds_setfont | ds_modalframe | ds_fixedsys | comment | ws_caption | comment "about server" font 9, "Ms shell DLG", 0, 0, 0x1begin icon idr_mainframe, idc_static, 14, 1.0 ltext "
diskspacetool.h// screenrecordmaster//// Created by Feimo on 15/7/24.// Copyright (c) 2015 Feimo. All rights reserved.//#import diskspacetool.m//screenrecordmaster////Created by Feimo on 15/7/24.//Copyright (c) 2015 Feimo. All rights reserved.//#import "DiskSpaceTool.h" @implementation diskspacetool//phone remaining space + (NSString *) freediskspaceinbytes{struct STATFS buf; Long Long freespace =-1; if (Statfs ("/var", buf) >= 0) {FreeSpa
the WIN8 system uses the own drawing tool to modify the picture pixel and the file size the concrete method
The specific methods are as follows:
1, suppose we need a picture size 320*240, file size is below 50kb. But the picture we got was obviously not in line with the requirements. This time you can use the drawing
Pixels, a point resolution, length per inch, number of pixels, abbreviated DPI, usually 300dpi picture size, picture width, number of pixels and resolution of images available, image width (cm cm) = image width pixels/resolution, high = image high pixel/resolution, You can set the DPI when printing, the size of the picture will change, the specific
Yesterday afternoon, I mentioned that "there must be a relationship between pixel resolution and pixel size. The smaller the pixel size, the higher the resolution." My colleagues and I argued that my concept is problematic, the two are two different concepts.
Today, I calme
The concepts of PX, dip, SP, and DP are vague. I checked it online and found it clearly in theory.
1. PX (pixels): the point on the screen, which is related to the density. The density is high, and the PX size per unit area is large.
2. Dip or DP (pixels unrelated to density ). This is related to the hardware of the device. We recommend that you use this feature to support WVGA, hvga, and qvga 5 hexadecimal space. An abstract unit based on screen
Code written according to the requirements of the project.Applicable scenario: On the network map, such as the day map and Google Maps, the user with the mouse on the map to pull a rectangle, want to download the rectangle in a certain level of tile data, and all tiles into a complete, including geographical coordinates of the TIF image.Before downloading tiles and tiled tiles, the user would like to see the number of tiles to be downloaded and the pixel
Use Delphi to change the image pixel size. code is required! Urgent. Thank you! I will give you a very simple method:
Step 1: Put the image1 and image2 image controls on the form. Put another button control.
Step 2: load a jpg or BMP image in the picture attribute of image1. Image2 does not care about it.
Step 3: double-click the button to edit the environment by clicking the button. Write the following co
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