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Fastest way to extract frames using ffmpeg?
... incurring more quality loss through quantization by transcoding to JPEG. (PNG is also lossless but tends to take much longer than JPEG to encode.)
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Remove white space below image [duplicate]
... for descenders (the bits that hang off the bottom of 'y' and 'p') because img is an inline element by default. This removes the gap:
.youtube-thumb img { display: block; }
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What is the difference between the $parse, $interpolate and $compile services?
...is the role of each service let's take example of this piece of HTML:
var imgHtml = '<img ng-src="/path/{{name}}.{{extension}}">'
and values on the scope:
$scope.name = 'image';
$scope.extension = 'jpg';
Given this markup here is what each service brings to the table:
$compile - it can...
How to Batch Rename Files in a macOS Terminal?
...e following bash command (bash is the default shell on macOS):
for f in *.png; do echo mv "$f" "${f/_*_/_}"; done
Note: If there's a chance that your filenames start with -, place -- before them[1]:
mv -- "$f" "${f/_*_/_}"
Note: echo is prepended to mv so as to perform a dry run. Remove it to p...
How does Google's Page Speed lossless image compression work?
...really interested in the technical details, check out the source code:
png_optimizer.cc
jpeg_optimizer.cc
webp_optimizer.cc
For PNG files, they use OptiPNG with some trial-and-error approach
// we use these four combinations because different images seem to benefit from
// different paramet...
Is there an equivalent to background-size: cover and contain for image elements?
...object-fit property (Lacks IE support)
Just set object-fit: cover; on the img .
body {
margin: 0;
}
img {
display: block;
width: 100vw;
height: 100vh;
object-fit: cover;
}
<img src="http://lorempixel.com/1500/1000" />
See MDN - regarding object-fit: cover:
T...
How to take screenshot with Selenium WebDriver
...e copy somewhere
FileUtils.copyFile(scrFile, new File("c:\\tmp\\screenshot.png"));
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Why don't :before and :after pseudo elements work with `img` elements? [duplicate]
I am trying to use a :before pseudo element with an img element.
3 Answers
3
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Vertically align an image inside a div with responsive height
...e-container">
<div class="dummy"></div>
<div class="img-container">
<img src="http://placehold.it/150x150" alt="">
</div>
</div>
.img-container {
text-align:center; /* Align center inline elements */
font: 0/0 a; /* Hide the characters li...
Check if an image is loaded (no errors) with jQuery
...ttribute of the original image. Here's an example of what I mean:
$("<img/>")
.on('load', function() { console.log("image loaded correctly"); })
.on('error', function() { console.log("error loading image"); })
.attr("src", $(originalImage).attr("src"))
;
Hope this helps!
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