H.264/AVC Reference Software Encoder: transform.h Source File

00001 
00002 /*!
00003  ***************************************************************************
00004  *
00005  * \file transform.h
00006  *
00007  * \brief
00008  *    prototypes of transform functions
00009  *
00010  * \date
00011  *    10 July 2007
00012  *
00013  * \author
00014  *    Main contributors (see contributors.h for copyright, address and affiliation details)
00015  *    Alexis Michael Tourapis
00016  **************************************************************************/
00017 
00018 #ifndef _TRANSFORM_H_
00019 #define _TRANSFORM_H_
00020 
00021 extern void forward4x4   (int **block , int **tblock, int pos_y, int pos_x);
00022 extern void inverse4x4   (int **tblock, int **block , int pos_y, int pos_x);
00023 extern void forward8x8   (int **block , int **tblock, int pos_y, int pos_x);
00024 extern void inverse8x8   (int **tblock, int **block , int pos_y, int pos_x);
00025 extern void hadamard4x4  (int **block , int **tblock);
00026 extern void ihadamard4x4 (int **tblock, int **block);
00027 extern void hadamard4x2  (int **block , int **tblock);
00028 extern void ihadamard4x2 (int **tblock, int **block);
00029 extern void hadamard2x2  (int **block , int tblock[4]);
00030 extern void ihadamard2x2 (int block[4], int tblock[4]);
00031 
00032 #endif //_TRANSFORM_H_