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Php resize image
Php resize image











php resize image
  1. #PHP RESIZE IMAGE UPDATE#
  2. #PHP RESIZE IMAGE DOWNLOAD#

In this file, I have started the session so that we can store the error or success message in the session and we can display it on the home page.Īfter that, I have included a database connection file so that we can save the images in the database. This is a script file to compress the image you need to pass it in the form action. ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 Create database connection file

#PHP RESIZE IMAGE UPDATE#

`date` timestamp NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp() Once you upload and submit the form, then image details will be saved in this table. In the table, I have taken Id which autoincremented with the primary key, an image which is a varchar field that will store the image name and the last column is a timestamp which will store DateTime automatically when a record is inserted. The syntax for using the imagecreatefromjpeg() function is:Ĭreate the product_images table in the database to save the compressed images.

php resize image

  • This reference can then be used to optimize the specified image or to modify it to create a new image.
  • Imagecreatefromjpeg(): This function returns a reference to the image specified in the function parameter.
  • PHP provides the following methods to support image optimization in PHP-based Web applications: JPEG image format supports lossy compression. In lossy optimization, when the data is uncompressed, only a part of the original information is restored. gif image format supports lossless compression. In lossless optimization, when the data is uncompressed, it is completely restored without any loss of information. There are two types of image optimizations, lossless and lossy.

    #PHP RESIZE IMAGE DOWNLOAD#

    The use of this technique enhances the performance of the Web server by decreasing the download time, bandwidth, and storage space of an image on the Web server. This technique is known as image optimization. To avoid such situations, you can compress these images into the smallest size in which they are visually acceptable. While uploading images, you may come across a situation where the server becomes slow and the bandwidth quickly clogs. You are required to upload images to your album. Let’s consider a situation where you are accessing a social networking website. Image Optimization with PHP is very important.













    Php resize image