JPEGmini - FAQ
How does 'Image Dust Off' work? How does 'Image Dust Off' work? Nikon digital SLR cameras are designed to be used with interchangeable lenses; some foreign matter may enter the camera over a period of time when lenses are removed or exchanged. Once inside the camera, this foreign matter may adhere to the low-pass filter and may appear in photographs taken under certain How Scanners Work | HowStuffWorks This type of scanner typically does not provide good image quality. However, it can be useful for quickly capturing text. Drum scanners are used by the publishing industry to capture incredibly detailed images. They use a technology called a photomultiplier tube (PMT). In PMT, the document to be scanned is mounted on a glass cylinder. algorithm - How does MPEG4 compression work? - Stack Overflow
How does JPEGmini work? JPEGmini works by analyzing the input image using a unique quality detector which imitates the human visual system and based on this analysis applying the maximum amount of compression which will not cause visible artifacts.
Jan 19, 2014 JPEG Compression - Learning & Memory While JPEG compression can help you greatly reduce the size of an image file, it can also compromise the quality of an image - and if you aren’t careful, there may not be any recovery. It is for this reason that we recommend saving your images in a lossless format such as TIFF. For instruc-tions on how to do this, please see page 4.
How do digital images work? A digital image is a picture that is stored on a computer. It has been digitised, which means it has been changed into a sequence of numbers that computers can understand.
In multimedia, Motion JPEG (M-JPEG or MJPEG) is a video compression format in which each video frame or interlaced field of a digital video sequence is compressed separately as a JPEG image.Originally developed for multimedia PC applications, M-JPEG is now used by video-capture devices such as digital cameras, IP cameras, and webcams, as well as by non-linear video editing systems. How does JPEG work? A very rough answer