Sharpening for Street Photography

Description: Sharpening for Street Photography Quiz
Number of Questions: 15
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Tags: street photography sharpening image editing
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What is the primary purpose of sharpening in street photography?

  1. To enhance the overall sharpness of the image

  2. To reduce noise and grain in the image

  3. To adjust the contrast and brightness of the image

  4. To remove unwanted objects from the image


Correct Option: A
Explanation:

Sharpening is used in street photography to enhance the overall sharpness of the image, making the details and textures more prominent.

Which sharpening method is commonly used for street photography?

  1. Unsharp Mask

  2. High Pass Filter

  3. Median Filter

  4. Gaussian Blur


Correct Option: A
Explanation:

Unsharp Mask is a popular sharpening method used in street photography due to its ability to enhance the sharpness of the image while preserving the overall detail.

What is the primary adjustment made in the Unsharp Mask sharpening method?

  1. Amount

  2. Radius

  3. Threshold

  4. All of the above


Correct Option: D
Explanation:

In the Unsharp Mask sharpening method, adjustments are made to the Amount, Radius, and Threshold to control the intensity, spread, and sensitivity of the sharpening effect.

How does the Amount parameter affect the sharpening result?

  1. It controls the strength of the sharpening effect

  2. It determines the size of the sharpening radius

  3. It sets the threshold for detecting edges

  4. It adjusts the contrast of the image


Correct Option: A
Explanation:

The Amount parameter in the Unsharp Mask method controls the strength of the sharpening effect, determining how much the edges are enhanced.

What is the function of the Radius parameter in the Unsharp Mask sharpening method?

  1. It determines the size of the sharpening radius

  2. It controls the strength of the sharpening effect

  3. It sets the threshold for detecting edges

  4. It adjusts the contrast of the image


Correct Option: A
Explanation:

The Radius parameter in the Unsharp Mask method determines the size of the sharpening radius, affecting the spread of the sharpening effect around the edges.

What is the purpose of the Threshold parameter in the Unsharp Mask sharpening method?

  1. It controls the strength of the sharpening effect

  2. It determines the size of the sharpening radius

  3. It sets the threshold for detecting edges

  4. It adjusts the contrast of the image


Correct Option: C
Explanation:

The Threshold parameter in the Unsharp Mask method sets the threshold for detecting edges, determining the sensitivity of the sharpening effect to different edge strengths.

When should you apply sharpening to a street photography image?

  1. Always, as sharpening enhances the overall image quality

  2. Only when the image is blurry or out of focus

  3. Only when the image has a lot of noise or grain

  4. Only when the image is printed at a large size


Correct Option: B
Explanation:

Sharpening should be applied selectively to street photography images, primarily when the image is blurry or out of focus, to enhance the sharpness and clarity of the details.

What are some potential drawbacks of over-sharpening a street photography image?

  1. Loss of detail and texture

  2. Increased noise and grain

  3. Creation of halos around edges

  4. All of the above


Correct Option: D
Explanation:

Over-sharpening a street photography image can lead to loss of detail and texture, increased noise and grain, and the creation of halos around edges, resulting in an unnatural and distracting appearance.

How can you minimize the risk of over-sharpening a street photography image?

  1. Use a sharpening method that allows for precise control

  2. Apply sharpening selectively to specific areas of the image

  3. Start with a low sharpening amount and gradually increase it until the desired result is achieved

  4. All of the above


Correct Option: D
Explanation:

To minimize the risk of over-sharpening, use a sharpening method that allows for precise control, apply sharpening selectively to specific areas of the image, and start with a low sharpening amount and gradually increase it until the desired result is achieved.

What is the benefit of using a sharpening mask when sharpening a street photography image?

  1. It allows for more precise control over the sharpening effect

  2. It helps to reduce noise and grain in the image

  3. It enhances the overall contrast of the image

  4. It speeds up the sharpening process


Correct Option: A
Explanation:

Using a sharpening mask allows for more precise control over the sharpening effect, enabling you to selectively apply sharpening to specific areas of the image while protecting other areas from over-sharpening.

Which of the following is not a common sharpening technique used in street photography?

  1. Unsharp Mask

  2. High Pass Filter

  3. Median Filter

  4. Smart Sharpen


Correct Option: C
Explanation:

Median Filter is a noise reduction technique and not a sharpening technique commonly used in street photography.

What is the primary difference between Unsharp Mask and High Pass Filter sharpening methods?

  1. Unsharp Mask sharpens edges, while High Pass Filter sharpens details

  2. Unsharp Mask sharpens the entire image, while High Pass Filter sharpens only the high-frequency areas

  3. Unsharp Mask is more suitable for street photography, while High Pass Filter is more suitable for landscape photography

  4. Unsharp Mask is more computationally intensive than High Pass Filter


Correct Option: A
Explanation:

Unsharp Mask primarily sharpens edges, while High Pass Filter sharpens details by enhancing the high-frequency areas of the image.

When using the High Pass Filter sharpening method, what is the purpose of the Blend If slider?

  1. It controls the strength of the sharpening effect

  2. It determines the size of the sharpening radius

  3. It sets the threshold for detecting edges

  4. It adjusts the opacity of the sharpened layer


Correct Option: D
Explanation:

The Blend If slider in the High Pass Filter sharpening method adjusts the opacity of the sharpened layer, allowing you to control the intensity of the sharpening effect.

Which of the following is not a recommended practice when sharpening a street photography image?

  1. Applying sharpening to the entire image at once

  2. Using a sharpening radius that is too large

  3. Starting with a high sharpening amount and gradually decreasing it until the desired result is achieved

  4. Applying sharpening selectively to specific areas of the image


Correct Option: A
Explanation:

Applying sharpening to the entire image at once can lead to over-sharpening and loss of detail. It is recommended to apply sharpening selectively to specific areas of the image that require it.

What is the primary goal of sharpening in street photography?

  1. To enhance the overall sharpness of the image

  2. To reduce noise and grain in the image

  3. To adjust the contrast and brightness of the image

  4. To remove unwanted objects from the image


Correct Option: A
Explanation:

The primary goal of sharpening in street photography is to enhance the overall sharpness of the image, making the details and textures more prominent.

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