invtransform.h

Nokia H.264/AVC Encoder/Decoder Usage Manual

/*
COPYRIGHT, LICENSE AND WARRANTY INFORMATION

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distributing (including the right to make modifications to the Software) 
a fully compliant decoder implementation (hereinafter "Decoder") of 
ITU-T Recommendation H.264 / ISO/IEC International Standard 14496-10 and 
an encoder implementation producing output that is decodable with the 
Decoder.

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*/



#ifndef _INVTRANSFORM_H_
#define _INVTRANSFORM_H_


#define ITR_DEQUANT_BITS   6
#define ITR_DEQUANT_ROUND  (1<<(ITR_DEQUANT_BITS-1))


void itrLoad();

void itrIDCT4x4(int src[4][4]);

int itrIDCT4x4NoAC(int dc);

void itrIDCT2x2(int src[2][2], int dest[2][2]);

void itrIHada4x4(int src[4][4], int dest[4][4]);

void itrInvQuant4x4(int *src, int *dest, int qp);

void itrInvQuantDC4x4(int *src, int *dest, int qp);

void itrInvQuantDC2x2(int *src, int *dest, int qp);


#endif