convert a .avif images to video with ffmpeg
by read ffmpeg doc, i run such cmd in shell:
ffmpeg -framerate 10 -pattern_type glob -i *.avif -c:v libx264 -pix_fmt yuv420p out.mp4
but only get some error:
ffmpeg version N-109896-g156ca86569 Copyright…
I want to decode and understand the structure of various latest image formats (namely WebP, JPEG XL, HEIF and AVIF) and compare header information with respect to image data to see which format is header information heavy with respect to image data.…
I've an old web page with a few dozen images, mostly:
so thumbnails are loaded first, then users can click on most (not all) images to see high-res versions. N.B. it's not a lightbox -…
Trying to read an avi file with pims and it shows AttributeError: module 'pims' has no attribute 'AVVideoReader'
%matplotlib inline
import numpy as np
import pandas as pd
import av
import pims
import trackpy as tp
import os
import matplotlib as…
I have this code to save an AVIF image :
if (class_exists('Imagick')) {
$image = new Imagick();
$image->readImage($file); // $file was defined before
$image->setImageFormat('avif');
…
I tried to validate avif file like I validate png or jpeg, with mimes rule, but Laravel determines file mime type as application/octet-stream and rejects it.
$request->validate([
'file' => 'required|file|mimes:avif'
]);
How do I validate .avif…
I'm trying to write a tag that lets me to control several aspects of an image like:
Responsive image sizes
Art direction
Partially supported image formats like avif or webp
Fall backs to common image formats like JPG & PNG
I'm a beginner and I'm…
I want to use tag and 3 image formats. avif \ webp \ png. At the same time, but not to forget about retina displays.
At the moment I came up with something like this format:
I using the the new php8.1 function is imageavif but that throw error message undefined function and then print the gdinfo() but avif is not enabled so how to enable it?
I am using WordOps script to setup my LEMP server. It already has the rules to serve .webp and .avif images and I’ve generated the .webp and .avif images on my website.
The problem is Edge browser does not support .avif image and it will display…
I am trying to optimize the image by formatting that to avif. But some of the browser's are not supporting avif.
So I created a utility function like this
function isAvifSupported() {
let returnValue;
const avif = new Image();
avif.src…
My understanding is that Windows has an AVIF codec. I would like to read AVIF files using WIC, but don't see GUID_ContainerFormatAVIF (or anything similar) defined anywhere. Without this information I can't add AVIF support to my program. Anyone…
so thumbnails are loaded first, then users can click on most (not all) images to see high-res versions. N.B. it's not a lightbox -…
so thumbnails are loaded first, then users can click on most (not all) images to see high-res versions. N.B. it's not a lightbox -…
