libavcodec/dctref.h File Reference

#include "dsputil.h"

Go to the source code of this file.

Functions

void ff_ref_fdct (DCTELEM *block)
 Transform 8x8 block of data with a double precision forward DCT
This is a reference implementation.
void ff_ref_idct (DCTELEM *block)
 Transform 8x8 block of data with a double precision inverse DCT
This is a reference implementation.
void ff_ref_dct_init (void)
 Initialize the double precision discrete cosine transform functions fdct & idct.


Function Documentation

void ff_ref_dct_init ( void   ) 

Initialize the double precision discrete cosine transform functions fdct & idct.

Definition at line 41 of file dctref.c.

Referenced by main().

void ff_ref_fdct ( short *  block  ) 

Transform 8x8 block of data with a double precision forward DCT
This is a reference implementation.

Parameters:
block pointer to 8x8 block of data to transform

Definition at line 59 of file dctref.c.

Referenced by dct_error().

void ff_ref_idct ( short *  block  ) 

Transform 8x8 block of data with a double precision inverse DCT
This is a reference implementation.

Parameters:
block pointer to 8x8 block of data to transform

Definition at line 95 of file dctref.c.


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