Friends who like to take photos may have encountered this situation: in the big gap, the screen is either a bright part of a white, or a dark part of the darkness, it is difficult to light the details of the two parts are accurately restored, the photo is not too bright, is too dark, see the beautiful scenery, In the picture always lose such or such details and become ordinary. This is because the digital camera can not be compared with the human eye, can not reproduce the scene we see. In essence, the dynamic range of the current digital camera brightness cannot match that of the human eye, which leads to the inability to show the dynamic range of the scene in the photo, presenting the state of the original scene (Sun, shadow, etc.). Professional HDR Camera (Pro HDR Camera) is aimed at this type of problem in photography, by stacking the two photos of light and shade to obtain moderate brightness, contrast, saturation and color temperature and other parameters to achieve the best imaging results. Evaluation environment: Camera interface and photo trial after entering a professional HDR camera (pro HDR Camera), a few simple settings appear on the left side of the screen, from top to bottom: Flash (Flash), HDR, High-brightness (Lo ex), and low brightness (Hi ex), click to flick the selection box. The High brightness value (Lo ex) and the low brightness value (Hi ex) respectively refer to the brightness of the two original slices taken before the HDR photo was synthesized. HDR has three options: Off, Automatic (auto), and Manual (manual). After automatic (auto) HDR is turned on, the high brightness value (Lo ex) and the low brightness value (Hi ex) are automatically set by the software, but it takes a long time to wait. After setting, you can click the Hidden control button (hide Controls) to hide the control button in the lower-right corner. The control button of the camera Interface (TechWeb) is set up so that you can start taking HDR photos. First need to take two different shades of the original film, and then by the software will be synthesized, take two pieces of the original piece of light and dark detail imaging of the better part. Press the photo button to do the following: increase the brightness-focus photo-reduce brightness-focus on the camera, in this process should try to avoid jitter. The software then automatically synthesizes HDR photos and provides options for the brightness, contrast, saturation, and color temperature parameters to be adjusted by the user. Because the photo process is long or very easy to appear hand shaking, resulting in photo imprinted situation, it is recommended that the best hands holding machine. Shoot the original piece and adjust the parameters (TechWeb map) adjusted and click the Save button, an HDR photo is completed. Maybe some friends will feel very trouble, but after seeing the photo effect you will feel that a little time is worth a bit. The following is an HDR Photo/original (dark)/original (light) contrast, you can see that the HDR photos on the screen and keyboard details of the restoration are closer to real, and the original piece (dark) in the keyboard is dark, the original piece (on the screen is aPale。 HDR Photo/original (dark)/original (light) contrast (techweb) if you want to view the previous HDR photos, you can click on the photo screen in the lower left corner of the album Key. Click on the thumbnail to view the photos in full screen, and click the Share, edit, and delete keys to share, edit, or delete photos. View photos and share (TechWeb) other settings and more proofs in the photo interface click the Menu key, select Settings (setting). This includes automatically saving HDR photos (Autosave hdr), refocusing (Foucus unreported second shot), shutter tone (Shutter Sound), and automatic image stabilization (automatically Adjust) before shooting the second original piece Sliders) and photo size (image size) options. If an automatic save HDR photo (Autosave HDR) is selected, it will be saved automatically after the HDR photo is generated, without having to click the Save button. In addition, it is recommended that you remove the focus (Foucus unreported second shot) before taking the second piece of the original film, because the two original pieces are basically the same except for the brightness, and you do not have to waste time with two focus. Other setup options (TechWeb) There are two other sets of proofs in contrast, the same effect gap is obvious: this is the backlight shot, if not using HDR camera, the building's shady face will be due to the loss of detail, and the sky and the building of the chaoyang surface will be exposed. Photos taken with an HDR camera will handle the brightness appropriately. HDR Photo/original (dark)/original (light) contrast (TechWeb) The shadow of the original piece of the picture is seriously damaged, but if the brightness of the shadow is increased, the ground on which the surrounding sun shines will be too bright. The details of the bright/dark two parts after using the HDR camera are more complete. HDR Photo/original (dark)/original (bright) contrast (techweb) Summary professional HDR camera (Pro hdr Camera) Very good solution to the daily photo in the backlight, the same screen light and dark brightness gap is too large and so on, Show the details of both the light and dark parts of the photo in a more complete form. Of course, the synthesis of HDR photos requires two pieces of the original film and also adjust the brightness, it will take time, in the HDR automatic mode, from the press camera key to complete the photo takes about half a minute, and the process of the hand can not shake, or more troublesome. Advantages: 1 In the same picture in the case of large and dark gap, you can take a satisfactory picture of the results; 2 the set is simple, support automatic (auto) mode photography, 3 can adjust the composite HDR photo parameters. Disadvantage: 1 The photo process takes a long time. ________________________________________________________________________________ Professional HDR Camera (Pro HDR Camera): Http://client.yingyonghui.com/soft_detail _3518_0_10.html________________________________________________________________________________techweb "Mobile Interconnection" column , always pay attention to the latest at home and abroad, the coolest Internet innovation products, if you think your product is good, you can contribute to us, we will review the timely recommendation, reported. Posting Email: mobile@techweb.com.cn Online Contact: msn:donkeylww@yahoo.com.cn or qq:381133783
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