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Today, Friday، 29 Mar 2024 - 10:27
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Acronym Finder

What is HDR ?

High Dynamic Range

A friend. Di. AR (HDR) stands for the English words “high dynamic range”. That in the real world., the ratio between the darkest and brightest parts of the image (or the contrast ratio), they say.
the range of dynamic(dynamic range, etc. dynamic range) in photography, the ratio between the highest and lowest light intensity measurable(black and white ) shows. In the real world., the black or white Real never achievable are not only different degrees of the intensity of the light source and the reflection of the subject. For this reason, the concept of the range of dynamic becomes more complicated and depends on what device to get(camera or scanner), instruments, displays (prints or computer monitor), or your subject, to explain in a comment.
the technique to a friend. Di. AR manner, in photography, is that for a more natural, off the subject of photography, and the closer the photo to the IT's something that the human eye sees, etc. have been coined. In the technique of etching. Di. RSS, which stands for High Dynamic Range. the photographer can be with the help of special software. by combining multiple photos with exposure, finally a picture with the upper slopes of the exposures that are not limitations optical the previous photos do not have, and in fact, the optical characteristics of all the have. For Build photos, RSS feeds, etc. software several available that are the most important, it can be pointed to the following:
- Photomatix
- Easy HDR
- Photoshop, etc. Cs series

although from the technique, AR can be used for normal writing(close up photo to the image that the human eye sees)... But what is nowadays, the more we witness, the use realistic of these techniques is saturated with too much colors and shades, and bright, photo, video that more to, drawing near, is trying to bring to the so that less of someone seeing it, thinks that this picture is a photo of a real scene can be.

a friend. Di. AR is attractive, but because it requires taking several identical pictures of a landscape is sometimes, and especially for subjects on the move, seems next to impossible. But with the help of Photoshop CS4 can to your photos effects, pseudo-friend. Di. AR give and even it up to the border of the painting ago.
HDR