Tooltip Categories: Software


TIFF

Share A TIFF is a type of image file.  It is a ‘lossless’ file as it doesn’t lose data when it is saved.  Some cameras allow you save as RAW, TIFF (.tif) or JPG. In general, TIFF’s are larger files (much larger than JPGs) and have their place in the […]


Low Contrast

Share A Low Contrast image is one that will have a wide range of tones and be neither too bright nor too dark in areas.  If you looked at the histogram, it would be fairly level across the range.  This is the opposite of a High Contrast image which will […]


High Contrast

Share A High Contrast image is one that will have deeper shadows and brighter highlights than an image with a wide dynamic range.  If you looked at the histogram, it would have distinctive peaks. This is the opposite of a Low Contrast image which would have a full range of […]


Dodging

Share Dodging is a software technique which is used to lighten a specific area in an image. Dodging is the opposite of Burning.  These are both terms that have been used for decades in darkrooms. Facebook Twitter Google + Linkedin


Burning

Share Burning is a software technique which is used to darken a specific area in an image. Burning is the opposite of Dodging.  These are both terms that have been used for decades in darkrooms. Facebook Twitter Google + Linkedin


Vector

Share A Vector image  is made up lines, arc and circles and determined as relative points and paths.  This is the opposite of a Raster image, which is made up of pixels. Unlike raster images, vector images can be enlarged to any size as the lines are defined in the […]


Raster

Share A Raster image is made up of pixels.  All digital photos are raster images.  This is the opposite of a Vector file, which is made up of lines, arcs, circles, etc. Raster images can not be enlarged without losing some sharpness as the software enlarging the image has to […]


Curves

Share Curves is a common tool used in post processing software to adjust an image’s exposure.  Curves adjustment is used in conjunction with a histogram to produce a more pleasing overall exposure. Facebook Twitter Google + Linkedin


Red Eye

Share Red Eye is a term used to describe an unwanted effect in photography. Red eye occurs when a light (usually flash) lights up the back of a subject’s eyeball (the retina) and the blood vessels in the retina reflect back as red light. Red eye occurs more often in […]


Watermark

Share A watermark is a notation on your photo that claims ownership (not copyright). Many photographers will add a watermark (name or logo) on any image they post online so that when it is shared, credit is still given.  In this example, the watermark is usually small and off to […]


Video

Share Video is a common feature on almost every digital camera now.  Video is really just a series of still images combined into a playable sequence.  There are now many formats and resolutions for video with today’s equipment. Digital video has allowed anyone with a camera to create movies of […]


Thumbnail

Share A Thumbnail is a small version of a photo used while previewing images.  Many software packages will let you view thumbnails to sort and organize your photographs rather than forcing you to view the full size image. Thumbnails are also used when creating web based viewing galleries so that […]


Saturation

Share Saturation is a term used to describe the amount of colour in an image.  An image with over-saturation will have bright harsh colours, while under-saturation will result in faded colours. Saturation is a personal preference and can be used effectively to create an effect that works well with the […]


GIF

Share A GIF is an image file that is sometimes used in photography, but is much more common as a web graphic.  GIFs are limited to 256 colours and can have a transparent background.  GIFs are also used for simple animations. When transfer speeds were slower than today, many images […]


Filter

Share A filter can be two things in photography.  Commonly a filter is a glass attachment that is placed in front of a lens (or screwed in) to create a special effect or give a colour cast. Common filters are Polarizing, UV or Sky. A filter is also a software […]


HDR

Share HDR is an acronym for High Dynamic Range. It refers to a type of processing used to combine a series of images taken at different exposures and merged to create a higher dynamic range than you could get with a single images. One example would be a sunset where […]