What the HDR feature and When to Use ?

      High Dynamic Range, or better known by the name of HDR is actually a feature that has long been used in the field of photography that is now used as one of the features a smartphone camera. This feature is able to produce beautiful photos with amazing detail and lighting.

The camera has a limited amount of detail images that can be recorded, the amount of detail images that can be recorded depends on the current light conditions. However the way in which the user in taking pictures, whether using the automatic settings or manually adjust the camera settings from taking the ultimate goal is to maximize image detail that can be recorded based on ambient light conditions. The problem that often arises is currently low light conditions or excessive detail of the image recorded is often not optimal.

HDR

Dynamic range is the ratio of light to dark, to maximize the detail that can be recorded HDR feature does not just take a picture but it takes three images with different exposure levels and then combine it with taking the best part. The result should be as seen by the user's eyes is not seen by the camera, in other words more natural.
This is the reason why when the user activates HDR feature on smartphones, the camera takes longer to produce a picture, because the camera had to take three pictures instead of one and then combine the three images into a single image.

HDR features suitable for use anytime 
This feature serves to improve the quality of shots in certain situations, so this feature can not actually be used in all situations.

• The best situation for using this feature is as berikutMengambil pictures of scenery or landscape, take pictures of landscapes done outdoors usually have a lot of contrast between the sky and the ground, which is actually the situation is difficult for the camera because the sky is usually too bright so that the land will appear too dark. By using the HDR feature sky detail can be captured without making the soil becomes too dark

• The light is too abundant, as has been mentioned above lighting is one of the aspects that affect the quality of results when shooting, but too much light as when taking photos of people when the weather is sunny and sunlight on directly to the object or situation light from the front too hard , because the light entering the camera sensor usually too strong can cause a person's face is the object of the image becomes dark or too light so that the amount of detail that is recorded is not maximal. HDR features to maximize the quality of the images on this situation.

• Less light, reverse the above when low light conditions or light from behind is too strong, usually the results are parts in solid black or the detail section is not caught.  

When was the HDR feature is not suitable for use
As mentioned above this feature is not suitable for use in all situations because in certain situations instead of these features improve image quality worsen the outcome.

• Here the situation is not suitable to use features ini.Objek move, if the object is in motion then this feature may not function properly because the results would be blurred out of focus. This is because as previously discussed these features take 3 photos at a time and of course when taking the photo three can not be done simultaneously remain lag when taking photos though each jedanya a very short time.

• High contrast, in some situations the images look very beautiful because of differences in dark and light strong, for example if the user wants to take away the shadow of the object image is usually dark or black, well this feature will attempt to lift the level of light in that section, so that shooting purposes is not reached.

Most smartphones are equipped with this feature will typically be used when the results will display two images, one using the HDR feature and another without using HDR. So users can try to use this feature in any situation to compare the results, but did not use at all on a moving object.

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