Graphic Tool Assignment 2

8/8/2019 Graphic Tool Assignment 2

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ANNEXURE 2

Homework Title/No.: ___________________________________ Course Code: ________________

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Students Roll No.: _____________________________ Section No.: ___________________________

Declaration:

I declare that this assignment is my individual work. I have not copied from any other students work or

from any other source except where due acknowledgement is made explicitly in the text, nor has any

part been written for me by another person.

Students Signature: ___________________________

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Content of homework should start from this page only:

1. How can you set current foreground and background color using following tools:

y Color Picker Palette

y Eye Dropper Tool

y Swatches palette

Also explain how you can change the size of an image without affecting its pixel

dimensions. Appropriate example is must.

ANS :-

1. BY color picker palette:-



Click on either the foreground or background color in the toolbox to display adobes color

picker .color picker allows us to select very specific shade by defining the color numerically or by visually

choosing it.

2. Eye dropper tool

If a certain area with a paint brush tool is retouched , photoshops eyedropper tool is used for

sampling colors of surrounding area. If a large gradated area is retouches then its need of setting

the brush value to lower opacity and resample in the darker and lighter area of the gradation.

3. Swatches palette

a. Click on the windows menu then left click on swatches to open it. The swatches palette

consist of sqares of colors that can be used in documents.

Choose the color of foreground by clicking any box of color. By holding down the CTRL key we

click the color swatch to set it as background

2. Why is it necessary to convert image of a particular color mode into CMYK mode. Can anyimage be defined in two colors, if yes, How?

ANS:- It is necessary to convert image of a particular color mode into CMYK mode because CMYK is the

only color mode that can be printed. By converting RGB image into CMYK separates the colors with its

wide range.

The exact range of colors represented can vary with the press and printing conditions.

Yes , any image can be defined in two colors by firstly converting into grayscale mode and then to RGB

mode.

3. How can free hand selections be made in an image? How can adjacent areas of same

color can be selected in an image. Discuss with example.

ANS:- THE tools used for free hand selections are:-

1. LASSO

It is used to create freehand selection

Steps are:-1. Lasso tool from the Toolbox is selected.

2. Bring the mouse cursor to the object that must be selected and outline it by keepingleft button pressed

2. Magic wand

Select the magic wand toolbox by clicking the magic wand icon. Bring the cursor to the pixel of the

image that must be included into the selection and left-click it.



PART B:-

4. Tolerance Settings are important for making Selections in an image. Justify How?

ANS:- Few shades of similar color may be contained in an image sometimes. A tolerance setting

determines the range of color that is being selected by magic wand tool.

Following steps are followed to use magic wand tool and adjusting tolerance setting:-

1. Click on the magic wand tool from the tool box

2. Click the portion of image that is to be selected , use the default tolerance setting 32.

3. A new tolerance setting is inserted must.

4. Again click the portion of the image that is to be selected. Current selection is not adjusted by

changing the tolerance.

5.Can patterns be used in editing a selection? How can you create a pattern to do so?

ANS:-In editing a selection patterns are used. Patterns are provided in photoshop which are used to title

a portion of the image which are being edited.

Steps in creating a pettern:-

1. Portion of an image is selected.

2. Left click on the edit menu and then left click on define pattern .

3. A name is entered and then left click on the ok button to continue.

4. Now we can see the pattern in the list.

6.Grow, Defringe, and Fill commands are available in Photoshop. Elaborate all three with

appropriate example. Which command can be used to blend a selection and How?

ANS:- Grow:-

More adjacent pixels are selected by Grow command. More pixels from the same command

is selected through the photo and not just only the adjacent ones.



Defringe:-

After making the selection this command is used and after placing the selection on a new

layer.

For example, suppose we have selected a brown basket from the green grassland, thensome of the green pixels of the grass may be there on the edge of the selected basket. When

we place the basket on black floor the green pixels of the grass are still there on the basket

which is placed on the black floor. Here defringe is used to change the color of the grteen

grass pixels to the brown basket color.

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Graphic Tool Assignment 2