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.

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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.