大约有 26,000 项符合查询结果（耗时：0.0337秒） [XML]
Set transparent background using ImageMagick and commandline prompt
Suppose you have any image (PNG or JPG).
This image has a white background and I need to make this background transparent.
...
CentOS+Nginx+PHP+MySQL详细配置(图解) - 更多技术 - 清泛网 - 专注C/C++及内核技术
...GD便是不可少的，在此GD的安装不再进行描述
1、安装libpng (http://www.linuxfromscratch.org/blfs/view/svn/general/libpng.html)
#tar xvf libpng-1.2.10.tar.tar
#cd libpng-1.2.10
#./configure --prefix=/usr/local/png
#make;make install
#ln -s /usr/local/png/lib/* /usr/lib/
2...
What is the difference between “JPG” / “JPEG” / “PNG” / “BMP” / “GIF” / “TIFF” Image?
...
JPEG (or JPG, for the file extension; Joint Photographic Experts Group)
PNG (Portable Network Graphics)
BMP (Bitmap)
GIF (Graphics Interchange Format)
TIFF (or TIF, for the file extension; Tagged Image File Format)
Image formats can be separated into three broad categories:
lossy compression,...
CSS Display an Image Resized and Cropped
...px;
height: 150px;
overflow: hidden;
}
.crop img {
width: 400px;
height: 300px;
margin: -75px 0 0 -100px;
}
<div class="crop">
<img src="https://i.stack.imgur.com/wPh0S.jpg" alt="Donald Duck">
</div>
...
How to overwrite styling in Twitter Bootstrap
...-nav">
<li><a class="navbar-brand" href="#"><img src="images/xd_logo.png" /></a></li>
<li><a href="#intro">Home</a></li>
<li><a href="#about">About Us</a></li>
<li>&...
Make a DIV fill an entire table cell
...width:100%; background-color:#abc; position:relative;">
<img style="left:90px; position:absolute;" src="../Content/Images/attachment.png"/>
test of really long content that causes the height of the cell to increase dynamically
</div>
</td>
...
How to convert a SVG to a PNG with ImageMagick?
...ze of 16x16. When I use ImageMagick's convert program to convert it into a PNG, then I get a 16x16 pixel PNG which is way too small:
...
How can I resize an image using Java?
... "Will try some open-source libraries to see if they fare better. " +1 for imgscalr from @RiyadKalla's answer.
– Thilo
Aug 24 '12 at 1:29
|
...
How to run a program without an operating system?
...
Burn the image to an USB stick (will destroy your data!):
sudo dd if=main.img of=/dev/sdX
plug the USB on a computer
turn it on
tell it to boot from the USB.
This means making the firmware pick USB before hard disk.
If that is not the default behavior of your machine, keep hitting Enter, F12, E...
How to crop an image using C#?
...diting-saving-cropping-and-resizing
private static Image cropImage(Image img, Rectangle cropArea)
{
Bitmap bmpImage = new Bitmap(img);
return bmpImage.Clone(cropArea, bmpImage.PixelFormat);
}
share
|
...