MULTIMEDIA AND QUALITY OF SERVICE
COMPRESSION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The colors of the pixels in a digital image are often represented by red, green, and blue values between 0 and 255 (an RGB triplet). A photographer is manipulating a digital image to lighten it because all of the RGB values in the image are less than 100, making it very dark. He does this by adding 20 to the R, G, and B values of each pixel, then overwriting the original image. What type of transformation is the photographer using on the digital image?
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Lossless transformation
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Lossy transformation
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Multiband transformation
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Chrome sampling transformation
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Explanation:
Detailed explanation-1: -Under which of the following conditions is it most beneficial to use a heuristic approach to solve a problem? When the problem can be solved in a reasonable time and an approximate solution is acceptable.
Detailed explanation-2: -Which of the following is a true statement about data compression? Regardless of the compression technique used, once a data file is compressed, it cannot be restored to its original state.
There is 1 question to complete.