hvirtual/mpeg2enc/transfrm.c File Reference

#include "config.h"
#include "global.h"
#include <stdio.h>
#include <math.h>
#include "cpu_accel.h"

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Functions
void	fdct (int16_t *blk)
void	idct (int16_t *blk, unsigned char *temp)
static void	add_pred (uint8_t *pred, uint8_t *cur, int lx, int16_t *blk)
static void	sub_pred (uint8_t *pred, uint8_t *cur, int lx, int16_t *blk)
void	init_transform_hv ()
static void	add_pred (unsigned char *pred, unsigned char *cur, int lx, short *blk)
static void	sub_pred (unsigned char *pred, unsigned char *cur, int lx, short *blk)
void	transform_engine_loop (transform_engine_t *engine)
void	transform (pict_data_s *picture, uint8_t *pred[], uint8_t *cur[])
void	start_transform_engines ()
void	stop_transform_engines ()
void	itransform_engine_loop (transform_engine_t *engine)
void	itransform (pict_data_s *picture, uint8_t *pred[], uint8_t *cur[])
void	start_itransform_engines ()
void	stop_itransform_engines ()
void	dct_type_estimation (pict_data_s *picture, uint8_t *pred, uint8_t *cur)
Variables
static void(*	pfdct )(int16_t *blk)
static void(*	pidct )(int16_t *blk, unsigned char *temp)
static void(*	padd_pred )(uint8_t *pred, uint8_t *cur, int lx, int16_t *blk)
static void(*	psub_pred )(uint8_t *pred, uint8_t *cur, int lx, int16_t *blk)

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Function Documentation

static void add_pred	(	unsigned char *	pred,
		unsigned char *	cur,
		int	lx,
		short *	blk
	)			[static]

Definition at line 101 of file transfrm.c.

References clp.

static void add_pred	(	uint8_t *	pred,
		uint8_t *	cur,
		int	lx,
		int16_t *	blk
	)			[static]

Referenced by init_transform_hv().

void dct_type_estimation	(	pict_data_s *	picture,
		uint8_t *	pred,
		uint8_t *	cur
	)

Definition at line 473 of file transfrm.c.

References mbinfo::dct_type, FRAME_PICTURE, pict_data::frame_pred_dct, height2, pict_data::mbinfo, pict_data::pict_struct, r, s0, s1, and width.

Referenced by putseq().

void fdct

(

int16_t *

blk

)

void idct	(	int16_t *	blk,
		unsigned char *	temp
	)

void init_transform_hv

(

)

Definition at line 75 of file transfrm.c.

References ACCEL_X86_MMX, add_pred(), cpu_accel(), fdct(), fprintf, idct, padd_pred, pfdct, pidct, psub_pred, sub_pred(), and verbose.

Referenced by init().

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void itransform	(	pict_data_s *	picture,
		uint8_t *	pred[],
		uint8_t *	cur[]
	)

Definition at line 401 of file transfrm.c.

References transform_engine_t::cur, input_lock, itransform_engines, output_lock, transform_engine_t::picture, transform_engine_t::pred, and processors.

Referenced by putseq().

void itransform_engine_loop

(

transform_engine_t *

engine

)

Definition at line 317 of file transfrm.c.

References block_count, BOTTOM_FIELD, chrom_width, chrom_width2, CHROMA420, CHROMA444, chroma_format, transform_engine_t::cur, mbinfo::dct_type, transform_engine_t::done, FRAME_PICTURE, transform_engine_t::input_lock, pict_data::mbinfo, transform_engine_t::output_lock, pict_data::pict_struct, transform_engine_t::picture, picture, transform_engine_t::pred, pred(), pict_data::qblocks, transform_engine_t::start_row, transform_engine_t::temp, width, and width2.

Referenced by start_itransform_engines().

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void start_itransform_engines

(

)

Definition at line 421 of file transfrm.c.

References transform_engine_t::done, transform_engine_t::end_row, height2, input_lock, itransform_engine_loop(), itransform_engines, output_lock, processors, and transform_engine_t::start_row.

Referenced by init().

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void start_transform_engines

(

)

Definition at line 265 of file transfrm.c.

References transform_engine_t::done, transform_engine_t::end_row, height2, input_lock, output_lock, processors, transform_engine_t::start_row, transform_engine_loop(), and transform_engines.

Referenced by init().

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void stop_itransform_engines

(

)

Definition at line 450 of file transfrm.c.

References transform_engine_t::done, input_lock, itransform_engines, output_lock, and processors.

Referenced by mpeg2enc().

void stop_transform_engines

(

)

Definition at line 294 of file transfrm.c.

References transform_engine_t::done, input_lock, output_lock, processors, and transform_engines.

Referenced by mpeg2enc().

static void sub_pred	(	unsigned char *	pred,
		unsigned char *	cur,
		int	lx,
		short *	blk
	)			[static]

Definition at line 130 of file transfrm.c.

static void sub_pred	(	uint8_t *	pred,
		uint8_t *	cur,
		int	lx,
		int16_t *	blk
	)			[static]

Referenced by init_transform_hv().

void transform	(	pict_data_s *	picture,
		uint8_t *	pred[],
		uint8_t *	cur[]
	)

Definition at line 243 of file transfrm.c.

References transform_engine_t::cur, input_lock, output_lock, transform_engine_t::picture, transform_engine_t::pred, processors, and transform_engines.

Referenced by putseq(), and reverse_dc_prediction().

void transform_engine_loop

(

transform_engine_t *

engine

)

Definition at line 158 of file transfrm.c.

References block_count, pict_data::blocks, BOTTOM_FIELD, chrom_width, chrom_width2, CHROMA420, CHROMA444, chroma_format, transform_engine_t::cur, mbinfo::dct_type, mbinfo::dctblocks, transform_engine_t::done, FRAME_PICTURE, transform_engine_t::input_lock, pict_data::mbinfo, transform_engine_t::output_lock, pict_data::pict_struct, transform_engine_t::picture, picture, transform_engine_t::pred, pred(), transform_engine_t::start_row, width, and width2.

Referenced by start_transform_engines().

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Variable Documentation

void(* padd_pred)(uint8_t *pred, uint8_t *cur, int lx, int16_t *blk) [static]

Referenced by init_transform_hv().

void(* pfdct)(int16_t *blk) [static]

Referenced by init_transform_hv().

void(* pidct)(int16_t *blk, unsigned char *temp) [static]

Referenced by init_transform_hv().

void(* psub_pred)(uint8_t *pred, uint8_t *cur, int lx, int16_t *blk) [static]

Referenced by init_transform_hv().