libavcodec/vp3dsp.c File Reference

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

#include "libavutil/attributes.h"
#include "libavutil/common.h"
#include "avcodec.h"
#include "dsputil.h"
#include "vp3dsp.h"

Go to the source code of this file.

Defines
#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)   (((a) * (b))>>16)
Functions
static av_always_inline void	idct (uint8_t *dst, int stride, int16_t *input, int type)
static void	vp3_idct_put_c (uint8_t *dest, int line_size, DCTELEM *block)
static void	vp3_idct_add_c (uint8_t *dest, int line_size, DCTELEM *block)
static void	vp3_idct_dc_add_c (uint8_t *dest, int line_size, const DCTELEM *block)
static void	vp3_v_loop_filter_c (uint8_t *first_pixel, int stride, int *bounding_values)
static void	vp3_h_loop_filter_c (uint8_t *first_pixel, int stride, int *bounding_values)
av_cold void	ff_vp3dsp_init (VP3DSPContext *c, int flags)

---

Detailed Description

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

Definition in file vp3dsp.c.

---

Define Documentation

#define IdctAdjustBeforeShift   8

Definition at line 33 of file vp3dsp.c.

Referenced by idct().

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

Definition at line 42 of file vp3dsp.c.

Referenced by idct(), and search_for_ms().

#define xC1S7   64277

Definition at line 34 of file vp3dsp.c.

Referenced by idct().

#define xC2S6   60547

Definition at line 35 of file vp3dsp.c.

Referenced by idct().

#define xC3S5   54491

Definition at line 36 of file vp3dsp.c.

Referenced by idct().

#define xC4S4   46341

Definition at line 37 of file vp3dsp.c.

Referenced by idct().

#define xC5S3   36410

Definition at line 38 of file vp3dsp.c.

Referenced by idct().

#define xC6S2   25080

Definition at line 39 of file vp3dsp.c.

Referenced by idct().

#define xC7S1   12785

Definition at line 40 of file vp3dsp.c.

Referenced by idct().

---

Function Documentation

av_cold void ff_vp3dsp_init	(	VP3DSPContext *	c,
		int	flags
	)

Definition at line 274 of file vp3dsp.c.

Referenced by ff_vp56_init_context(), and vp3_decode_init().

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

Definition at line 44 of file vp3dsp.c.

static void vp3_h_loop_filter_c	(	uint8_t *	first_pixel,
		int	stride,
		int *	bounding_values
	)			[static]

Definition at line 258 of file vp3dsp.c.

Referenced by ff_vp3dsp_init().

static void vp3_idct_add_c	(	uint8_t *	dest,
		int	line_size,
		DCTELEM *	block
	)			[static]

Definition at line 220 of file vp3dsp.c.

Referenced by ff_vp3dsp_init().

static void vp3_idct_dc_add_c	(	uint8_t *	dest,
		int	line_size,
		const DCTELEM *	block
	)			[static]

Definition at line 224 of file vp3dsp.c.

Referenced by ff_vp3dsp_init().

static void vp3_idct_put_c	(	uint8_t *	dest,
		int	line_size,
		DCTELEM *	block
	)			[static]

Definition at line 216 of file vp3dsp.c.

Referenced by ff_vp3dsp_init().

static void vp3_v_loop_filter_c	(	uint8_t *	first_pixel,
		int	stride,
		int *	bounding_values
	)			[static]

Definition at line 241 of file vp3dsp.c.

Referenced by ff_vp3dsp_init().