大约有 2,000 项符合查询结果（耗时：0.0249秒） [XML]
Convert SVG image to PNG with PHP
...n the server, you can output the image as base 64 like
<?php echo '<img src="data:image/jpg;base64,' . base64_encode($im) . '" />';?>
(before you use clear/destroy) but ie has issues with PNG as base64 so you'd probably have to output base64 as jpeg
you can see an example here I did...
Image Greyscale with CSS & re-color on mouse-over?
...etail with a few examples below.
Pure CSS (using only one colored image)
img.grayscale {
filter: url("data:image/svg+xml;utf8,<svg xmlns=\'http://www.w3.org/2000/svg\'><filter id=\'grayscale\'><feColorMatrix type=\'matrix\' values=\'0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 ...
When to use IMG vs. CSS background-image?
In what situations is it more appropriate to use an HTML IMG tag to display an image, as opposed to a CSS background-image , and vice-versa?
...
How to set size for local image using knitr for markdown?
...
```{r fig.width=1, fig.height=10,echo=FALSE}
library(png)
library(grid)
img <- readPNG("path/to/your/image")
grid.raster(img)
```
With this method you have full control of the size of you image.
share
|
...
How can I convert an image into Base64 string using JavaScript?
...o a dataURL.
function toDataURL(src, callback, outputFormat) {
var img = new Image();
img.crossOrigin = 'Anonymous';
img.onload = function() {
var canvas = document.createElement('CANVAS');
var ctx = canvas.getContext('2d');
var dataURL;
canvas.height = this.natural...
How to add images to README.md on GitHub?
...
Try this markdown:
I think you can link directly to the raw version of an image if it's stored in your repository. i.e.
...
embedding image in html email
...way you can insert multiple images at various locations in the email.
<img src="data:image/jpg;base64,{{base64-data-string here}}" />
And to make this post usefully for others to:
If you don't have a base64-data string, create one easily at:
http://www.motobit.com/util/base64-decoder-encode...
Convert SVG to PNG in Python
...s SVG to a cairo
surface and writes it to disk:
import cairo
import rsvg
img = cairo.ImageSurface(cairo.FORMAT_ARGB32, 640,480)
ctx = cairo.Context(img)
## handle = rsvg.Handle(<svg filename>)
# or, for in memory SVG data:
handle= rsvg.Handle(None, str(<svg data>))
handle.render_cai...
Is it possible to put CSS @media rules inline?
...images.
<picture>
<source media="(min-width: 650px)" srcset="img_pink_flowers.jpg">
<source media="(min-width: 465px)" srcset="img_white_flower.jpg">
<img src="img_orange_flowers.jpg" alt="Flowers" style="width:auto;">
</picture>
...
Bootstrap 3 Navbar with Logo
...lly need is to add navbar-left.
<a href="#" class="navbar-left"><img src="/path/to/image.png"></a>
You can even follow this with a navbar-brand item, which will appear to the right of the image.
share
...