libavcodec/simple_idct.h File Reference

simple idct header. More...

#include <stdint.h>
#include "dsputil.h"

Go to the source code of this file.

Functions
void	ff_simple_idct_put_8 (uint8_t *dest, int line_size, DCTELEM *block)
void	ff_simple_idct_add_8 (uint8_t *dest, int line_size, DCTELEM *block)
void	ff_simple_idct_8 (DCTELEM *block)
void	ff_simple_idct_put_10 (uint8_t *dest, int line_size, DCTELEM *block)
void	ff_simple_idct_add_10 (uint8_t *dest, int line_size, DCTELEM *block)
void	ff_simple_idct_10 (DCTELEM *block)
void	ff_prores_idct (DCTELEM *block, const int16_t *qmat)
	Special version of ff_simple_idct_10() which does dequantization and scales by a factor of 2 more between the two IDCTs to account for larger scale of input coefficients.
void	ff_simple_idct_mmx (int16_t *block)
void	ff_simple_idct_add_mmx (uint8_t *dest, int line_size, int16_t *block)
void	ff_simple_idct_put_mmx (uint8_t *dest, int line_size, int16_t *block)
void	ff_simple_idct248_put (uint8_t *dest, int line_size, DCTELEM *block)
void	ff_simple_idct84_add (uint8_t *dest, int line_size, DCTELEM *block)
void	ff_simple_idct48_add (uint8_t *dest, int line_size, DCTELEM *block)
void	ff_simple_idct44_add (uint8_t *dest, int line_size, DCTELEM *block)

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Detailed Description

simple idct header.

Definition in file simple_idct.h.

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Function Documentation

void ff_prores_idct	(	DCTELEM *	block,
		const int16_t *	qmat
	)

Special version of ff_simple_idct_10() which does dequantization and scales by a factor of 2 more between the two IDCTs to account for larger scale of input coefficients.

Definition at line 222 of file simple_idct.c.

void ff_simple_idct248_put	(	uint8_t *	dest,
		int	line_size,
		DCTELEM *	block
	)

Definition at line 89 of file simple_idct.c.

Referenced by ff_dvvideo_init(), and main().

void ff_simple_idct44_add	(	uint8_t *	dest,
		int	line_size,
		DCTELEM *	block
	)

Definition at line 207 of file simple_idct.c.

Referenced by ff_vc1_decode_sequence_header().

void ff_simple_idct48_add	(	uint8_t *	dest,
		int	line_size,
		DCTELEM *	block
	)

Definition at line 192 of file simple_idct.c.

Referenced by ff_vc1_decode_sequence_header(), and wmv2_add_block().

void ff_simple_idct84_add	(	uint8_t *	dest,
		int	line_size,
		DCTELEM *	block
	)

Definition at line 177 of file simple_idct.c.

Referenced by ff_vc1_decode_sequence_header(), and wmv2_add_block().

void ff_simple_idct_10

(

DCTELEM *

block

)

Referenced by ff_dsputil_init().

void ff_simple_idct_8

(

DCTELEM *

block

)

Referenced by ff_dsputil_init(), ff_vc1_decode_sequence_header(), and quant_psnr8x8_c().

void ff_simple_idct_add_10	(	uint8_t *	dest,
		int	line_size,
		DCTELEM *	block
	)

Referenced by ff_dsputil_init().

void ff_simple_idct_add_8	(	uint8_t *	dest,
		int	line_size,
		DCTELEM *	block
	)

Referenced by ff_dsputil_init(), and ff_vc1_decode_sequence_header().

void ff_simple_idct_add_mmx	(	uint8_t *	dest,
		int	line_size,
		int16_t *	block
	)

Referenced by ff_dsputil_init_mmx().

void ff_simple_idct_mmx

(

int16_t *

block

)

Definition at line 1147 of file simple_idct_mmx.c.

Referenced by ff_dsputil_init_mmx().

void ff_simple_idct_put_10	(	uint8_t *	dest,
		int	line_size,
		DCTELEM *	block
	)

Referenced by ff_dsputil_init().

void ff_simple_idct_put_8	(	uint8_t *	dest,
		int	line_size,
		DCTELEM *	block
	)

Referenced by ff_dsputil_init().

void ff_simple_idct_put_mmx	(	uint8_t *	dest,
		int	line_size,
		int16_t *	block
	)

Referenced by ff_dsputil_init_mmx().