php image processing

To add a feature to a recent project, the user is wearing a device that captures the location and physical condition of the person and displays the data on the map. It seems like a good idea, but now there is no such device AH (pit daddy), can only

The nonsense does not say, pastes the code: Copy Code code as follows: /************************************ Functions: Watermark ($bigimg, $smallimg, $coord = 1) Role: Add watermarks Parameters: $bigimg must be selected. Big

The rotation and rollover of pictures is also a common feature in Web projects, but this is two different concepts, the rotation of the picture is a specific angle to rotate the picture, and the flip of the picture is the content of the picture in a

First, create picture resourcesImagecreatetruecolor (Width,height);Imagecreatefromgif (picture name);Imagecreatefrompng (picture name);Imagecreatefromjpeg (picture name), draw a variety of image imagegif (picture resources, save path);Imagepng

The nonsense does not say, pastes the code: Copy CodeThe code is as follows: /************************************ Functions: Watermark ($bigimg, $smallimg, $coord = 1) Role: Add watermarks Parameters: $bigimg must be selected. Big picture--a

Image processing: add water Image processing: add water If you don't talk nonsense, paste the code on the VM: The Code is as follows: /************************************// Function: watermark ($ bigimg, $ smallimg, $ coord = 1)// Function:

During program development, users often encounter the need to upload images to generate small thumbnails. Because the length and width ratios of the images uploaded by users are different, it is a problem to display the small images neatly on the

Thumbnails, rotating, and capturing Thumbnails, rotating, and capturing Thumbnails, rotation, truncation, watermarks, and rounded corners --> $velocityCount--> --> * Img::get("face/2.jpg")->resize(200,200)->save()->destory();

Copy codeThe Code is as follows:/*** Author: yagas* Email: yagas60@21cn.com*/Class Image{/** Class protection variable */Protected $ th_width = 100;Protected $ th_height = 50;Protected $ quality = 85; // Image qualityProtected $ transparent = 50; //

phpthumb several basic parameters Some useful parameters are listed below: SRC: Address of the target image W: the width of the output picture H: The height of the output image (if not specified he will be scaled by the W parameter, etc.) Q: If the

Imagecreatetruecolor () returns an image identifier representing the black image of the specified size. According to your PHP tutorial and the GD version of the function definition or not. For PHP 4.0.6 through 4.1.x This function always exists ，*/$

PHP Tutorial Image Processing class (generate thumbnails, add watermarks, get picture information) This article provides this image processing class, he can do things have the image generated thumbnails, may add watermark to the image and get the

PhpThumb Basic parameters Some useful parameters are listed below: Src: Address of the Target Image W: width of the output image H: height of the output image (if not specified, the image will be scaled by the equal ratio of w parameter) Q: If the

Don't talk nonsense. paste the Code: Copy codeThe Code is as follows: /************************************ // Function: watermark ($ bigimg, $ smallimg, $ coord = 1) // Function: Add a watermark // Parameters: $ Bigimg is required. Large

This article mainly introduces php's image processing implementation code, including scaling, cropping, scaling, flip, rotating, transparent, sharpening, and other image operations. For more information, see I. create image

This article mainly introduces PHP Image Processing's image rotation and Image flip instances. This article uses the imagerotate function to implement and customize multiple functions to meet functional requirements, you can refer to the rotation

The use of PHP to dynamically output beautiful images, but also inseparable from the color settings, like painting when you need to use a palette. To set the color of the image, you need to call the Imagecolorallocate () function to complete. If you

* Basic image processing, used to complete image indentation, Watermark added * When the watermark exceeds the target image size, the watermark can be automatically adapted to the target image and reduced * Watermark Map can set the degree of

Image processing functions: Zoom, cut, frame, watermark, sharpen, rotate, flip, transparency, invert color, process and save the history of the idea: when there are changes in the picture to automatically generate a new picture, naming method can be

Prepare the canvas $im = Imagecreatetruecolor (500, 300); Preparing Paint $black = imagecolorallocate ($im, 0, 0, 0); $white = Imagecolorallocate ($im, 255, 255, 255); Background filled with black Imagefill (