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What are the different usecases of PNG vs. GIF vs. JPEG vs. SVG?

... file-size compared to GIFs! Good for: Photographs. Also, gradients. PNG-8 - Lossless / Indexed PNG is a newer format, and PNG-8 (the indexed version of PNG) is really a good replacement for GIFs. Sadly, however, it has a few drawbacks: Firstly it cannot support animation like GIF can (wel...
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How to save a PNG image server-side, from a base64 data string

...g Nihilogic's "Canvas2Image" JavaScript tool to convert canvas drawings to PNG images. What I need now is to turn those base64 strings that this tool generates, into actual PNG files on the server, using PHP. ...
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Xcode 5 & Asset Catalog: How to reference the LaunchImage?

...mage (excluding the iPad images with no status bar): LaunchImage-568h@2x.png LaunchImage-700-568h@2x.png LaunchImage-700-Landscape@2x~ipad.png LaunchImage-700-Landscape~ipad.png LaunchImage-700-Portrait@2x~ipad.png LaunchImage-700-Portrait~ipad.png LaunchImage-700@2x.png LaunchImage-Landscape@2x~i...
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互联网运营人员必备的12款工具 - 资讯 - 清泛网 - 专注C/C++及内核技术

...台上提供了丰富的图片、模板等素材,通过简单的拖拉拽操作就可以轻松设计出精美的海报、PPT、邀请函、信息图和名片等各类图片。 创客贴解决了大多数人设计图片的痛点,让不会使用专业制图软件的运营人员也能快速制作...
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Can PNG image transparency be preserved when using PHP's GDlib imagecopyresampled?

The following PHP code snippet uses GD to resize a browser-uploaded PNG to 128x128. It works great, except that the transparent areas in the original image are being replaced with a solid color- black in my case. ...
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Convert SVG to PNG in Python

How do I convert an svg to png , in Python? I am storing the svg in an instance of StringIO . Should I use the pyCairo library? How do I write that code? ...
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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. ...
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How to vertically align an image inside a div

...n class="helper"></span><img src="http://jsfiddle.net/img/logo.png" height=250px /> </div> <div class="frame"> <span class="helper"></span><img src="http://jsfiddle.net/img/logo.png" height=25px /> </div> <div class="frame"> <...
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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: ...
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Capture HTML Canvas as gif/jpg/png/pdf?

... document.getElementById("mycanvas"); var img = canvas.toDataURL("image/png"); with the value in IMG you can write it out as a new Image like so: document.write('<img src="'+img+'"/>'); share | ...