libavcodec/vp3dsp.c File Reference

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

#include "avcodec.h"
#include "dsputil.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)
void ff_vp3_idct_c (DCTELEM *block)
void ff_vp3_idct_put_c (uint8_t *dest, int line_size, DCTELEM *block)
void ff_vp3_idct_add_c (uint8_t *dest, int line_size, DCTELEM *block)
void ff_vp3_idct_dc_add_c (uint8_t *dest, int line_size, const DCTELEM *block)
void ff_vp3_v_loop_filter_c (uint8_t *first_pixel, int stride, int *bounding_values)
void ff_vp3_h_loop_filter_c (uint8_t *first_pixel, int stride, int *bounding_values)


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 30 of file vp3dsp.c.

Referenced by idct().

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

Definition at line 39 of file vp3dsp.c.

Referenced by idct(), and search_for_ms().

#define xC1S7   64277

Definition at line 31 of file vp3dsp.c.

Referenced by idct().

#define xC2S6   60547

Definition at line 32 of file vp3dsp.c.

Referenced by idct().

#define xC3S5   54491

Definition at line 33 of file vp3dsp.c.

Referenced by idct().

#define xC4S4   46341

Definition at line 34 of file vp3dsp.c.

Referenced by idct().

#define xC5S3   36410

Definition at line 35 of file vp3dsp.c.

Referenced by idct().

#define xC6S2   25080

Definition at line 36 of file vp3dsp.c.

Referenced by idct().

#define xC7S1   12785

Definition at line 37 of file vp3dsp.c.

Referenced by idct().


Function Documentation

void ff_vp3_h_loop_filter_c ( uint8_t first_pixel,
int  stride,
int *  bounding_values 
)

Definition at line 257 of file vp3dsp.c.

Referenced by ff_dsputil_init().

void ff_vp3_idct_add_c ( uint8_t dest,
int  line_size,
DCTELEM block 
)

Definition at line 221 of file vp3dsp.c.

Referenced by ff_dsputil_init().

void ff_vp3_idct_c ( DCTELEM block  ) 

Definition at line 213 of file vp3dsp.c.

Referenced by ff_dsputil_init().

void ff_vp3_idct_dc_add_c ( uint8_t dest,
int  line_size,
const DCTELEM block 
)

Definition at line 225 of file vp3dsp.c.

Referenced by ff_dsputil_init().

void ff_vp3_idct_put_c ( uint8_t dest,
int  line_size,
DCTELEM block 
)

Definition at line 217 of file vp3dsp.c.

Referenced by ff_dsputil_init().

void ff_vp3_v_loop_filter_c ( uint8_t first_pixel,
int  stride,
int *  bounding_values 
)

Definition at line 241 of file vp3dsp.c.

Referenced by ff_dsputil_init().

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

Definition at line 41 of file vp3dsp.c.


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