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how to convert an RGB image to numpy array?
...om PIL import Image
import numpy as np
def load_image( infilename ) :
img = Image.open( infilename )
img.load()
data = np.asarray( img, dtype="int32" )
return data
def save_image( npdata, outfilename ) :
img = Image.fromarray( np.asarray( np.clip(npdata,0,255), dtype="uint8"), ...
Preloading images with JavaScript
...function for onload event:
function preloadImage(url, callback)
{
var img=new Image();
img.src=url;
img.onload = callback;
}
And then wrap it for case of an array of URLs to images to be preloaded with callback on all is done:
https://jsfiddle.net/4r0Luoy7/
function preloadImages(url...
Received fatal alert: handshake_failure through SSLHandshakeException
... openssl "openssl s_client -connect servername:4402", and look what I got: img225.imageshack.us/img225/8999/screenshoturr.png
– Denees
Jun 15 '11 at 7:41
...
How can I extract embedded fonts from a PDF as valid font files?
...fonts. These include PNG, TTF, CFF, CID, etc. The image names will be like img-0412.png if the PDF object number of the image was 412. The fontnames will be like FGETYK+LinLibertineI-0966.ttf, if the font's PDF object number was 966.
CFF (Compact Font Format) files are a recognized format that can b...
Get the real width and height of an image with JavaScript? (in Safari/Chrome)
...I'd recommend using an image's onload event. Here's a quick example:
var img = $("img")[0]; // Get my img elem
var pic_real_width, pic_real_height;
$("<img/>") // Make in memory copy of image to avoid css issues
.attr("src", $(img).attr("src"))
.load(function() {
pic_real_wid...
Android ViewPager with bottom dots
... android:layout_height="match_parent"
app:imageResources="@array/img_id_arr"/>
Create an integer array in strings.xml e.g.
<integer-array name="img_id_arr">
<item>@drawable/img1</item>
<item>@drawable/img2</item>
<item>@drawable/img3</ite...
Bootstrap Carousel image doesn't align properly
... this CSS code into your custom CSS file:
.carousel-inner > .item > img {
margin: 0 auto;
}
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Bootstrap carousel multiple frames at once
... <div class="carousel-item col-md-4 active">
<img class="img-fluid mx-auto d-block" src="//placehold.it/600x400/000/fff?text=1" alt="slide 1">
</div>
<div class="carousel-item col-md-4">
<img class="img-fluid mx-a...
Why is my program slow when looping over exactly 8192 elements?
Here is the extract from the program in question. The matrix img[][] has the size SIZE×SIZE, and is initialized at:
2 An...
Black transparent overlay on image hover with only CSS?
...of the overlay element. Because pseudo elements can't be added on enclosed img elements, you would still need to wrap the img element though.
LIVE EXAMPLE HERE -- EXAMPLE WITH TEXT
<div class="image">
<img src="http://i.stack.imgur.com/Sjsbh.jpg" alt="" />
</div>
As for the CS...