dirac::DownConverter Class Reference
A class for fast downconversion of picture data.
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#include <downconvert.h>
List of all members.
Public Member Functions
Private Member Functions
Private Attributes
Static Private Attributes
Detailed Description
A class for fast down-conversion of picture data. The picture data is downconverted by a factor of two in each dimension, using fast filtering techniques. The filter is a half-band filter designed to trade off frequency response, ringiness, and aliasing
Constructor & Destructor Documentation
dirac::DownConverter::DownConverter |
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dirac::DownConverter::~DownConverter |
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dirac::DownConverter::DownConverter |
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const DownConverter & |
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Member Function Documentation
void dirac::DownConverter::DoDownConvert |
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const PicArray & |
old_data, |
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PicArray & |
new_data | |
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A function to do the actual downconversion.
- Parameters:
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| old_data | the picture data to be downconverted - Parameters:
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| new_data | the resulting down-converted data. The array must be of the correct size. |
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void dirac::DownConverter::RowLoop |
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const int |
colpos, |
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PicArray & |
new_data | |
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Member Data Documentation
The documentation for this class was generated from the following file: