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Questions and Answers
What is the maximum compression ratio achieved by run-length encoding in the best case?
What is the maximum compression ratio achieved by run-length encoding in the best case?
- 128:1
- 64:1 (correct)
- 256:1
- 32:1
What is the result of run-length encoding in the worst case scenario?
What is the result of run-length encoding in the worst case scenario?
- A compression ratio of 2:1
- An expansion of 256:1
- An expansion of 127:128 (correct)
- A compression ratio of 1:1
What type of image data is CCITT encoding suitable for?
What type of image data is CCITT encoding suitable for?
- Grayscale images
- Monochrome 1-bit per pixel image data (correct)
- Colour images
- General data
What organization defined the CCITT encoding standard?
What organization defined the CCITT encoding standard?
How does CCITT encoding handle encoded or decoded data that does not end at a byte boundary?
How does CCITT encoding handle encoded or decoded data that does not end at a byte boundary?
Where can the detailed description of the CCITT encoding algorithm be found?
Where can the detailed description of the CCITT encoding algorithm be found?
What is the primary technique used in JPEG encoding?
What is the primary technique used in JPEG encoding?
What is the benefit of using DCT in JPEG encoding?
What is the benefit of using DCT in JPEG encoding?
How many colour components can each image sample consist of when using JPEG encoding?
How many colour components can each image sample consist of when using JPEG encoding?
How are the colour component values stored in JPEG encoding?
How are the colour component values stored in JPEG encoding?
What is the role of the encoder in JPEG encoding?
What is the role of the encoder in JPEG encoding?
Where can the parameter values for DCTDecode be obtained from?
Where can the parameter values for DCTDecode be obtained from?
What is the primary purpose of the EncodedByteAlign parameter in CCITTFaxDecode?
What is the primary purpose of the EncodedByteAlign parameter in CCITTFaxDecode?
What happens when a filter reaches EOD during decoding?
What happens when a filter reaches EOD during decoding?
What is the primary factor affecting the compression ratio of CCITT encoding?
What is the primary factor affecting the compression ratio of CCITT encoding?
What is the minimum compression ratio achievable with CCITT encoding?
What is the minimum compression ratio achievable with CCITT encoding?
What is the purpose of the optional parameters in the CCITTFaxDecode filter?
What is the purpose of the optional parameters in the CCITTFaxDecode filter?
What is the primary advantage of using the CCITTFaxDecode filter?
What is the primary advantage of using the CCITTFaxDecode filter?
