Big Java Late Objects
2nd Edition
ISBN: 9781119330455
Author: Horstmann
Publisher: WILEY
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Question
Chapter 20, Problem 9PP
Program Plan Intro
Program to negate a 24-bit true-color image
Program plan:
- In the file “BMPImageNegater.java”, import necessary packages and create a class “BMPImageNegater”,
- Define the method “main()”,
- Declare the variable to hold the file name.
- Check if there is no command line input,
- Print an error message.
- Otherwise,
- Get the file name from the command line input.
- Execute “try” statement,
- Set the offset value as “10”.
- Advances the pointer to the starting position of the first pixel.
- Calculate “256” to the power of “2”.
- Calculate “256” to the power of “3”.
- Read and compute the power of first pixel.
- Advances the pointer to the starting position of the width.
- Read and compute the width of an image.
- Read and compute the height of an image.
- Discover the number of padding bytes if any.
- Advances the pointer to the first pixel in the image.
- Declare the variables.
- Execute a loop,
-
- Execute a loop,
- Read and negate the Red value of this pixel.
- Read and negate the Green value of this pixel.
- Read and negate the Blue value of this pixel
- Overwrite the pixels with the negated value.
- Update the values in an image.
- Skip the padding bytes if any.
- Execute a loop,
- Close the file.
-
-
-
- Catch if “FileNotFoundException” occurs,
- Handle the exception.
- Catch if “IOException” occurs,
- Handle the exception.
- Catch if “FileNotFoundException” occurs,
-
-
- Define the method “main()”,
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Big Java Late Objects
Ch. 20.1 - Prob. 1SCCh. 20.1 - Prob. 2SCCh. 20.2 - Prob. 3SCCh. 20.2 - Prob. 4SCCh. 20.2 - Prob. 5SCCh. 20.3 - Prob. 6SCCh. 20.3 - Prob. 7SCCh. 20.4 - Prob. 8SCCh. 20.4 - Prob. 9SCCh. 20.5 - Prob. 10SC
Ch. 20.5 - Prob. 11SCCh. 20.5 - Prob. 12SCCh. 20.5 - Prob. 13SCCh. 20.5 - Prob. 14SCCh. 20 - Prob. 1RECh. 20 - Prob. 2RECh. 20 - Prob. 3RECh. 20 - Prob. 4RECh. 20 - Prob. 5RECh. 20 - Prob. 6RECh. 20 - Prob. 7RECh. 20 - Prob. 8RECh. 20 - Prob. 9RECh. 20 - Prob. 10RECh. 20 - Prob. 11RECh. 20 - Prob. 12RECh. 20 - Prob. 13RECh. 20 - Prob. 14RECh. 20 - Prob. 15RECh. 20 - Prob. 16RECh. 20 - Prob. 1PECh. 20 - Prob. 2PECh. 20 - Prob. 3PECh. 20 - Prob. 4PECh. 20 - Prob. 5PECh. 20 - Prob. 6PECh. 20 - Prob. 7PECh. 20 - Prob. 8PECh. 20 - Prob. 9PECh. 20 - Prob. 10PECh. 20 - Prob. 1PPCh. 20 - Prob. 2PPCh. 20 - Prob. 3PPCh. 20 - Prob. 4PPCh. 20 - Prob. 5PPCh. 20 - Prob. 6PPCh. 20 - Prob. 7PPCh. 20 - Prob. 8PPCh. 20 - Prob. 9PPCh. 20 - Prob. 10PPCh. 20 - Prob. 11PPCh. 20 - Prob. 12PPCh. 20 - Prob. 13PPCh. 20 - Prob. 14PP
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