vp3dsp.c File Reference

#include <string.h>
#include "config.h"
#include "libavutil/attributes.h"
#include "libavutil/common.h"
#include "libavutil/internal.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/avassert.h"
#include "rnd_avg.h"
#include "vp3dsp.h"

Go to the source code of this file.

Macros
#define	IdctAdjustBeforeShift   8
#define	xC1S7   64277
#define	xC2S6   60547
#define	xC3S5   54491
#define	xC4S4   46341
#define	xC5S3   36410
#define	xC6S2   25080
#define	xC7S1   12785
#define	M(a, b)   ((int)((SUINT)(a) * (b)) >> 16)
#define	LOOP_FILTER(prefix, suffix, dim, count)

Functions
static av_always_inline void	idct (uint8_t *dst, ptrdiff_t stride, int16_t *input, int type)
static av_always_inline void	idct10 (uint8_t *dst, ptrdiff_t stride, int16_t *input, int type)
void	ff_vp3dsp_idct10_put (uint8_t *dest, ptrdiff_t stride, int16_t *block)
void	ff_vp3dsp_idct10_add (uint8_t *dest, ptrdiff_t stride, int16_t *block)
static void	vp3_idct_put_c (uint8_t *dest, ptrdiff_t stride, int16_t *block)
static void	vp3_idct_add_c (uint8_t *dest, ptrdiff_t stride, int16_t *block)
static void	vp3_idct_dc_add_c (uint8_t *dest, ptrdiff_t stride, int16_t *block)
static av_always_inline void	vp3_v_loop_filter_c (uint8_t *first_pixel, ptrdiff_t stride, int *bounding_values, int count)
static av_always_inline void	vp3_h_loop_filter_c (uint8_t *first_pixel, ptrdiff_t stride, int *bounding_values, int count)
static	LOOP_FILTER (static LOOP_FILTER(vp3, static LOOP_FILTER(_c, v, 8)
av_cold void	ff_vp3dsp_init (VP3DSPContext *c, int flags)
void	ff_vp3dsp_set_bounding_values (int *bounding_values_array, int filter_limit)

Detailed Description

Standard C DSP-oriented functions cribbed from the original VP3 source code.

Definition in file vp3dsp.c.

Macro Definition Documentation

IdctAdjustBeforeShift

#define IdctAdjustBeforeShift   8

Definition at line 39 of file vp3dsp.c.

xC1S7

#define xC1S7   64277

Definition at line 40 of file vp3dsp.c.

xC2S6

#define xC2S6   60547

Definition at line 41 of file vp3dsp.c.

xC3S5

#define xC3S5   54491

Definition at line 42 of file vp3dsp.c.

xC4S4

#define xC4S4   46341

Definition at line 43 of file vp3dsp.c.

xC5S3

#define xC5S3   36410

Definition at line 44 of file vp3dsp.c.

xC6S2

#define xC6S2   25080

Definition at line 45 of file vp3dsp.c.

xC7S1

#define xC7S1   12785

Definition at line 46 of file vp3dsp.c.

M

#define M	(		a,
			b
	)		((int)((SUINT)(a) * (b)) >> 16)

Definition at line 48 of file vp3dsp.c.

LOOP_FILTER

#define LOOP_FILTER	(		prefix,
			suffix,
			dim,
			count
	)

Value:

void prefix##_##dim##_loop_filter_##count##suffix(uint8_t *first_pixel, ptrdiff_t stride, \
                                int *bounding_values) \
{ \
    vp3_##dim##_loop_filter_c(first_pixel, stride, bounding_values, count); \
}

Definition at line 419 of file vp3dsp.c.

Function Documentation

idct()

static av_always_inline void idct ( uint8_t *  dst, ptrdiff_t  stride, int16_t *  input, int  type  )

static

Definition at line 50 of file vp3dsp.c.

Referenced by vp3_idct_add_c(), and vp3_idct_put_c().

idct10()

static av_always_inline void idct10 ( uint8_t *  dst, ptrdiff_t  stride, int16_t *  input, int  type  )

static

Definition at line 201 of file vp3dsp.c.

Referenced by ff_vp3dsp_idct10_add(), and ff_vp3dsp_idct10_put().

ff_vp3dsp_idct10_put()

void ff_vp3dsp_idct10_put	(	uint8_t *	dest,
		ptrdiff_t	stride,
		int16_t *	block
	)

Definition at line 341 of file vp3dsp.c.

Referenced by vp56_idct_put().

ff_vp3dsp_idct10_add()

void ff_vp3dsp_idct10_add	(	uint8_t *	dest,
		ptrdiff_t	stride,
		int16_t *	block
	)

Definition at line 347 of file vp3dsp.c.

Referenced by vp56_idct_add().

vp3_idct_put_c()

static void vp3_idct_put_c ( uint8_t *  dest, ptrdiff_t  stride, int16_t *  block  )

static

Definition at line 353 of file vp3dsp.c.

Referenced by ff_vp3dsp_init().

vp3_idct_add_c()

static void vp3_idct_add_c ( uint8_t *  dest, ptrdiff_t  stride, int16_t *  block  )

static

Definition at line 360 of file vp3dsp.c.

Referenced by ff_vp3dsp_init().

vp3_idct_dc_add_c()

static void vp3_idct_dc_add_c ( uint8_t *  dest, ptrdiff_t  stride, int16_t *  block  )

static

Definition at line 367 of file vp3dsp.c.

Referenced by ff_vp3dsp_init().

vp3_v_loop_filter_c()

static av_always_inline void vp3_v_loop_filter_c ( uint8_t *  first_pixel, ptrdiff_t  stride, int *  bounding_values, int  count  )

static

Definition at line 386 of file vp3dsp.c.

vp3_h_loop_filter_c()

static av_always_inline void vp3_h_loop_filter_c ( uint8_t *  first_pixel, ptrdiff_t  stride, int *  bounding_values, int  count  )

static

Definition at line 403 of file vp3dsp.c.

LOOP_FILTER()

static LOOP_FILTER ( static LOOP_FILTER(  vp3, static LOOP_FILTER(  _c, v  , 8    )

static

Definition at line 426 of file vp3dsp.c.

ff_vp3dsp_init()

av_cold void ff_vp3dsp_init	(	VP3DSPContext *	c,
		int	flags
	)

Definition at line 448 of file vp3dsp.c.

Referenced by ff_vp56_init_context(), and vp3_decode_init().

ff_vp3dsp_set_bounding_values()

void ff_vp3dsp_set_bounding_values	(	int *	bounding_values_array,
		int	filter_limit
	)

Definition at line 477 of file vp3dsp.c.

Referenced by ff_vp56_init_dequant(), and init_loop_filter().