FAQ

File types FAQ's

• What does resolution mean?

  Its the amount of detail than can be clearly seen in image which is usually measured in dots per inch.

• What resolution of image do you require?

  We usually require around 300dpi resolution, but is depending on what the images is being used for.

• Whats the difference between lossless and lossy?

  Most data is stored in a lossless format to prevent any loss of data. However, images often contain a significant amount of data, prompting the development of various compression techniques. Many of these techniques sacrifice unnoticeable detailed data to achieve a much smaller file size, while maintaining the overall appearance of the image.

• What is a "Raster" image?

  Image data is stored as a colour grid of pixel dots.

• What is a "Vector" image?

  Image data stored a large number of point to point graphical lines & areas.

• What is DPI?

  Dots per Inch, is the number of colour pixels per inch. 300dpi - 600dpi is generally required for printing.

• What is EXIF?

  Many file formats are able to store extra meta information about the image such when and where the image was taken, this data is usually stored in EXIF format (exchangeable image file.)

• What is 24-bit RGB?

  All computer data is stored internally in binary. Every pixel within a rasterized image is stored as different brightnesses of the primary Red Green Blue colours. Each colour taking 8 binary bits each, which results in a level brightness of 0 to 255 for each colour; this is one of the most common colour standards.

• Why can't I open this image file?

  Some image files only work with specific software. You will need to install the correct software to see the image, or have the image converted to a standard image format.

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