
What Is a JPG Format: Complete Guide and Tutorial
In the world of digital photography and web graphics, jpg files are among the most commonly used image files. Whether you’re designing for media, creating visuals for business, or sharing memories online, understanding different file formats is essential. The JPG format is a type of raster image that uses compression to balance quality and file size, making it ideal for various applications. This guide will explain everything about JPG/JPEG files, from their history and technical details to practical uses, ensuring you have a complete understanding of this versatile image format.
Key takeaways
- JPG (or JPEG) is a popular image file format known for its efficient compression, making it ideal for digital photography and web graphics.
- The format was developed by the Joint Photographic Experts Group (JPEG) and is universally recognized on various platforms.
- Both JPG and JPEG are the same format, with the difference in their extensions (.jpg and .jpeg) due to historical system limitations.
- JPG files use lossy compression, which balances file size and image quality but may cause quality loss with repeated editing.
- They are widely used for online images, social media, photo sharing, and document presentations.
- Tools like CoolUtils allow users to convert JPG to other formats such as PDF, PNG, and TIFF.