Search results for: "JPEG images"

What are the potential issues when using a PNG watermark on a JPEG image in PHP?

When using a PNG watermark on a JPEG image in PHP, the potential issue is that the transparency of the PNG watermark may not display correctly on the...

What are the key differences between using imageJPEG() and Header() to display images in PHP?

The key difference between using imageJPEG() and Header() to display images in PHP is that imageJPEG() is a function specifically designed for creatin...

What is the best practice for setting headers when generating images in PHP?

When generating images in PHP, it is important to set the correct headers to inform the browser that the content being sent is an image. This ensures...

What functions in PHP can be used to manipulate images and merge them together?

To manipulate images and merge them together in PHP, you can use functions like imagecreatefromjpeg(), imagecopy(), and imagejpeg(). These functions a...

What are some potential pitfalls when using the GDLib for JPEG image manipulation in PHP?

One potential pitfall when using the GDLib for JPEG image manipulation in PHP is the loss of image quality due to compression. To solve this issue, yo...