FFmpeg
Functions
dctref.h File Reference

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Functions

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

Function Documentation

void ff_ref_fdct ( short block)

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

Parameters
blockpointer to 8x8 block of data to transform

Definition at line 59 of file dctref.c.

Referenced by dct_error(), and init_block().

void ff_ref_idct ( short block)

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

Parameters
blockpointer to 8x8 block of data to transform

Definition at line 95 of file dctref.c.

Referenced by dct_error().

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().