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javascript - I plan to write a C++ node image processing module. Is there any recommended C++ image processing library?

As the title says, I want to write a C++ node image processing module. The main function is Poisson fusion of images. The main technical points involved are: 1. Read image pixels (jpg, png, etc.) 2. Perform matrix operations on pixels 3. Convert For the pixel writing image matrix operation part, eig...

滿天的星座 2017-05-16 13:21:47 0  1  894

Fix PHP image upload issue: replace previous image to upload new image in multiple posts

I'm running into an issue with the image upload functionality of my PHP application. Here's the situation: I have a form where the user can create a post and upload an image related to the post. When I upload my first post with an image attached, everything works fine and the image is saved correctl...

P粉788765679 2023-09-14 11:27:48 0  1  580

php - How to delete the temporary image left after the docker image is successfully built? Please give me some advice

php - How to delete the temporary image left after the docker image is successfully built? Please give me some advice

黃- 2020-03-28 21:39:48 0  0  899

Add multiple watermarks to an image in php

The PHP GD library can add multiple watermarks to a picture. Is there a plug-in that can catch it?

僅有的幸福 2017-06-23 09:12:08 0  2  1219

In PHP, how to encode the generated verification code image into base64?

PHP server Android client I need to encode the verification code image generated by the server into base64. Note: Instead of generating a display image, the generated image resource is directly encoded into base64 so how to do? ? ? ? ? ? ?

阿神 2017-05-27 17:42:38 0  2  1760

php - When compiling and installing the lnmp environment in Linux, does the GD library need to be downloaded and installed separately?

PHP has its own gd library, but during compilation and installation, do you need to download and install the gd library separately? Or can you just use the one that comes with PHP? However, many people on the Internet do not directly use PHP's GD library, but download GD separately. Install.

大家講道理 2017-05-16 12:57:59 0  6  690

javascript - php downloads the image header, android browser downloads normally, apple only displays the image and cannot download it, please give me some guidance

PHP downloads images, using header. All Android browsers work fine. When Apple Safari clicks on the image, it will jump to the larger image. But there is no download part, and there is no image gallery. Please give me some advice.

過去多啦不再A夢 2017-05-16 12:58:24 0  2  601

php - How to output image in base64

It's like this. Today I wrote a template for PHP to generate verification codes based on the information on the Internet: {code...} But I don't want him to output the image directly, but output the image in base64. How should I do it? I have tried many methods without success, unless it is necessary...

伊謝爾倫 2017-05-24 11:32:19 0  1  997

Docker Image: Integration of PHP 8.0, Apache and phpMyAdmin

I'm creating an image for a php8 project running on apache and using phpMyAdmin, my Dockerfile is as follows: FROMphp:8.0-apacheRUNapt-getupdate-y&&apt-getinstall-ylibmariadb-dev&&docker-php-ext-installmysqli&&docker-php-ext-inst

P粉186017651 2024-03-31 18:19:17 0  1  738

There is a problem with the final call of php to implement image verification code?

According to php how to implement image verification code content guide encapsulation verification code class

羅梅光 2022-05-05 01:22:00 0  8  1257

PHP remove orientation exif from image only (without using imagick)

I wrote a script that batch resizes uploaded images locally and creates thumbnails. The problem is if some images are oriented vertically but after resizing they rotate horizontally. This is due to the exif orientation of the image. Is there an easy way to remove orientation exif from an image via P...

P粉141925181 2024-03-27 09:27:01 0  1  612

PHP implements links and background image settings between pages

I need help linking two web pages together in php, I want my users to click a button and jump to the next page? Is there any relevant code that can achieve this function? Also, how can I add a background image to my entire php website?

P粉009828788 2023-09-14 22:34:32 0  1  677

laravel-pdf upload-pdf to image - php Can laravel upload pdf files and convert them into images?

The server framework uses PHP laravel5.1. The front-end needs to support uploading pdf or image files. If it is a pdf file, it will be converted into an image file. Can this be achieved?

為情所困 2017-05-16 16:54:50 0  1  1152

How does PHP determine the user's access method, whether it is accessed by the src of the image?

How does the PHP language determine the user's access method? The scenario is as follows: I want to display different content by determining how the user accesses this address. If accessed through image src, the image will be displayed. If accessed directly through the browser, web page information ...

巴扎黑 2017-06-05 11:08:06 0  3  773

Using tp3.2.3 to upload image files shows non-existent image files

:(Non-existent image file error location FILE: D:\wamp64\www\c2\ThinkPHP\Library\Think\Image\Driver\Gd.class.php LINE: 42TRACE#0 D:\wamp64\www\c2\ThinkPHP \Library\Think\Image\Driver\Gd.class.php(42): E('\xE4\xB8\x8D\xE5\xA

Jenkin 2020-08-15 18:00:22 0  0  1263

How to get the last offset in a topic from Kafka using php library?

I'm writing a Kafka consumer for an API project using the php-rdkafka library. I need to find the last offset in the topic and get the value from it for further processing. For example, last offset in topic = 5, then I need to get offset 5 and send it through API until new offset is added. What I'm ...

P粉763662390 2023-09-10 11:00:45 0  1  785

How to get openid after scanning the QR code image generated with PHP?

I used the PHP QR code generation class library to generate a QR code picture (not generated by the WeChat interface). I want to get the openid of a WeChat user after scanning the QR code. How can I implement this function? (I previously thought of using web page authorization to achieve this, but t...

LRTRL 2017-06-28 16:57:44 0  1  2147

How to fill in dotted lines

Please help me with this problem How to fill in a row of dots in the blank space between food name and price in reactjs? (image example) I am using MaterialUI library for my project, enter image description here I am using MaterialUI library for my project <Gridcontainerspacing={2}>{coffeeMenu...

P粉757640504 2023-09-15 15:37:13 0  1  608

PHP public method library

Can it be uploaded, or where can I find it? Thanks

『最美的時(shí)光』 2020-02-02 14:05:02 0  1  1085

PHP public method library

Where can I download the method library?

蔣亮亮 2020-03-28 15:19:54 0  2  1269