gavl
Data Fields
gavl_dsp_funcs_t Struct Reference

Function table. More...

#include <gavldsp.h>

Data Fields

int(* sad_rgb15 )(const uint8_t *src_1, const uint8_t *src_2, int stride_1, int stride_2, int w, int h)
 Get the sum of absolute differences (RGB/BGR15) More...
 
int(* sad_rgb16 )(const uint8_t *src_1, const uint8_t *src_2, int stride_1, int stride_2, int w, int h)
 Get the sum of absolute differences (RGB/BGR16) More...
 
int(* sad_8 )(const uint8_t *src_1, const uint8_t *src_2, int stride_1, int stride_2, int w, int h)
 Get the sum of absolute differences (8 bit) More...
 
int(* sad_16 )(const uint8_t *src_1, const uint8_t *src_2, int stride_1, int stride_2, int w, int h)
 Get the sum of absolute differences (16 bit) More...
 
float(* sad_f )(const uint8_t *src_1, const uint8_t *src_2, int stride_1, int stride_2, int w, int h)
 Get the sum of absolute differences (float) More...
 
void(* average_rgb15 )(const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num)
 Average 2 scanlines (RGB/BGR15) More...
 
void(* average_rgb16 )(const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num)
 Average 2 scanlines (RGB/BGR16) More...
 
void(* average_8 )(const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num)
 Average 2 scanlines (8 bit) More...
 
void(* average_16 )(const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num)
 Average 2 scanlines (16 bit) More...
 
void(* average_f )(const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num)
 Average 2 scanlines (float) More...
 
void(* interpolate_rgb15 )(const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num, float)
 Interpolate 2 scanlines (RGB/BGR15) More...
 
void(* interpolate_rgb16 )(const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num, float fac)
 Interpolate 2 scanlines (RGB/BGR16) More...
 
void(* interpolate_8 )(const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num, float fac)
 Interpolate 2 scanlines (8 bit) More...
 
void(* interpolate_16 )(const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num, float fac)
 Interpolate 2 scanlines (16 bit) More...
 
void(* interpolate_f )(const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num, float fac)
 Interpolate 2 scanlines (float) More...
 
void(* bswap_16 )(void *ptr, int len)
 Do 16 bit endian swapping. More...
 
void(* bswap_32 )(void *ptr, int len)
 Do 32 byte endian swapping. More...
 
void(* bswap_64 )(void *ptr, int len)
 Do 64 byte endian swapping. More...
 
void(* add_u8 )(const void *src1, const void *src2, void *dst, int num)
 Add 2 uint8_t vectors. More...
 
void(* add_u8_s )(const void *src1, const void *src2, void *dst, int num)
 Add 2 uint8_t vectors (for audio stored as unsigned) More...
 
void(* add_s8 )(const void *src1, const void *src2, void *dst, int num)
 Add 2 int8_t vectors. More...
 
void(* add_u16 )(const void *src1, const void *src2, void *dst, int num)
 Add 2 uint16_t vectors. More...
 
void(* add_u16_s )(const void *src1, const void *src2, void *dst, int num)
 Add 2 uint16_t vectors (for audio stored as unsigned) More...
 
void(* add_s16 )(const void *src1, const void *src2, void *dst, int num)
 Add 2 int16_t vectors. More...
 
void(* add_s32 )(const void *src1, const void *src2, void *dst, int num)
 Add 2 int32_t vectors. More...
 
void(* add_float )(const void *src1, const void *src2, void *dst, int num)
 Add 2 float vectors. More...
 
void(* add_double )(const void *src1, const void *src2, void *dst, int num)
 Add 2 float vectors. More...
 
void(* sub_u8 )(const void *src1, const void *src2, void *dst, int num)
 Subtract 2 uint8_t vectors. More...
 
void(* sub_u8_s )(const void *src1, const void *src2, void *dst, int num)
 Subtract 2 uint8_t vectors (for audio stored as unsigned) More...
 
void(* sub_s8 )(const void *src1, const void *src2, void *dst, int num)
 Subtract 2 int8_t vectors. More...
 
void(* sub_u16 )(const void *src1, const void *src2, void *dst, int num)
 Subtract 2 uint16_t vectors. More...
 
void(* sub_u16_s )(const void *src1, const void *src2, void *dst, int num)
 Subtract 2 uint16_t vectors (for audio stored as unsigned) More...
 
void(* sub_s16 )(const void *src1, const void *src2, void *dst, int num)
 Subtract 2 int16_t vectors. More...
 
void(* sub_s32 )(const void *src1, const void *src2, void *dst, int num)
 Subtract 2 int32_t vectors. More...
 
void(* sub_float )(const void *src1, const void *src2, void *dst, int num)
 Subtract 2 float vectors. More...
 
void(* sub_double )(const void *src1, const void *src2, void *dst, int num)
 Subtract 2 float vectors. More...
 

Detailed Description

Function table.

This structure contains pointers to the available DSP functions.

Field Documentation

◆ sad_rgb15

int(* gavl_dsp_funcs_t::sad_rgb15) (const uint8_t *src_1, const uint8_t *src_2, int stride_1, int stride_2, int w, int h)

Get the sum of absolute differences (RGB/BGR15)

Parameters
src_1Plane 1
src_2Plane 2
stride_1Byte distance between scanlines for src_1
stride_2Byte distance between scanlines for src_2
wWidth
hHeight
Returns
The sum of absolute differences

The RGB values will be scaled to 8 bit before the differences are calculated.

◆ sad_rgb16

int(* gavl_dsp_funcs_t::sad_rgb16) (const uint8_t *src_1, const uint8_t *src_2, int stride_1, int stride_2, int w, int h)

Get the sum of absolute differences (RGB/BGR16)

Parameters
src_1Plane 1
src_2Plane 2
stride_1Byte distance between scanlines for src_1
stride_2Byte distance between scanlines for src_2
wWidth
hHeight
Returns
The sum of absolute differences

The RGB values will be scaled to 8 bit before the differences are calculated.

◆ sad_8

int(* gavl_dsp_funcs_t::sad_8) (const uint8_t *src_1, const uint8_t *src_2, int stride_1, int stride_2, int w, int h)

Get the sum of absolute differences (8 bit)

Parameters
src_1Plane 1
src_2Plane 2
stride_1Byte distance between scanlines for src_1
stride_2Byte distance between scanlines for src_2
wWidth
hHeight
Returns
The sum of absolute differences

◆ sad_16

int(* gavl_dsp_funcs_t::sad_16) (const uint8_t *src_1, const uint8_t *src_2, int stride_1, int stride_2, int w, int h)

Get the sum of absolute differences (16 bit)

Parameters
src_1Plane 1
src_2Plane 2
stride_1Byte distance between scanlines for src_1
stride_2Byte distance between scanlines for src_2
wWidth
hHeight
Returns
The sum of absolute differences

◆ sad_f

float(* gavl_dsp_funcs_t::sad_f) (const uint8_t *src_1, const uint8_t *src_2, int stride_1, int stride_2, int w, int h)

Get the sum of absolute differences (float)

Parameters
src_1Plane 1
src_2Plane 2
stride_1Byte distance between scanlines for src_1
stride_2Byte distance between scanlines for src_2
wWidth
hHeight
Returns
The sum of absolute differences

◆ average_rgb15

void(* gavl_dsp_funcs_t::average_rgb15) (const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num)

Average 2 scanlines (RGB/BGR15)

Parameters
src_1Scanline 1
src_2Scanline 2
dstDestination
numNumber of pixels

◆ average_rgb16

void(* gavl_dsp_funcs_t::average_rgb16) (const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num)

Average 2 scanlines (RGB/BGR16)

Parameters
src_1Scanline 1
src_2Scanline 2
dstDestination
numNumber of pixels

◆ average_8

void(* gavl_dsp_funcs_t::average_8) (const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num)

Average 2 scanlines (8 bit)

Parameters
src_1Scanline 1
src_2Scanline 2
dstDestination
numNumber of bytes

◆ average_16

void(* gavl_dsp_funcs_t::average_16) (const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num)

Average 2 scanlines (16 bit)

Parameters
src_1Scanline 1
src_2Scanline 2
dstDestination
numNumber of shorts

◆ average_f

void(* gavl_dsp_funcs_t::average_f) (const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num)

Average 2 scanlines (float)

Parameters
src_1Scanline 1
src_2Scanline 2
dstDestination
numNumber of floats

◆ interpolate_rgb15

void(* gavl_dsp_funcs_t::interpolate_rgb15) (const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num, float)

Interpolate 2 scanlines (RGB/BGR15)

Parameters
src_1Scanline 1
src_2Scanline 2
dstDestination
numNumber of pixels
facFactor for src_1 (0.0 .. 1.0)

Sets the destination to src_1 * fac + src_2 * (1.0-fac)

◆ interpolate_rgb16

void(* gavl_dsp_funcs_t::interpolate_rgb16) (const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num, float fac)

Interpolate 2 scanlines (RGB/BGR16)

Parameters
src_1Scanline 1
src_2Scanline 2
dstDestination
numNumber of pixels
facFactor for src_1 (0.0 .. 1.0)

Sets the destination to src_1 * fac + src_2 * (1.0-fac)

◆ interpolate_8

void(* gavl_dsp_funcs_t::interpolate_8) (const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num, float fac)

Interpolate 2 scanlines (8 bit)

Parameters
src_1Scanline 1
src_2Scanline 2
dstDestination
numNumber of bytes
facFactor for src_1 (0.0 .. 1.0)

Sets the destination to src_1 * fac + src_2 * (1.0-fac)

◆ interpolate_16

void(* gavl_dsp_funcs_t::interpolate_16) (const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num, float fac)

Interpolate 2 scanlines (16 bit)

Parameters
src_1Scanline 1
src_2Scanline 2
dstDestination
numNumber of shorts
facFactor for src_1 (0.0 .. 1.0)

Sets the destination to src_1 * fac + src_2 * (1.0-fac)

◆ interpolate_f

void(* gavl_dsp_funcs_t::interpolate_f) (const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num, float fac)

Interpolate 2 scanlines (float)

Parameters
src_1Scanline 1
src_2Scanline 2
dstDestination
numNumber of floats
facFactor for src_1 (0.0 .. 1.0)

Sets the destination to src_1 * fac + src_2 * (1.0-fac)

◆ bswap_16

void(* gavl_dsp_funcs_t::bswap_16) (void *ptr, int len)

Do 16 bit endian swapping.

Parameters
ptrPointer to the data
lenLen in 16 bit words

◆ bswap_32

void(* gavl_dsp_funcs_t::bswap_32) (void *ptr, int len)

Do 32 byte endian swapping.

Parameters
ptrPointer to the data
lenLen in 32 bit doublewords

◆ bswap_64

void(* gavl_dsp_funcs_t::bswap_64) (void *ptr, int len)

Do 64 byte endian swapping.

Parameters
ptrPointer to the data
lenLen in 64 bit quadwords

◆ add_u8

void(* gavl_dsp_funcs_t::add_u8) (const void *src1, const void *src2, void *dst, int num)

Add 2 uint8_t vectors.

Parameters
src1Source 1
src2Source 2
dstDestination
numNumber of entries

src1 and/or src2 can be identical to dst

◆ add_u8_s

void(* gavl_dsp_funcs_t::add_u8_s) (const void *src1, const void *src2, void *dst, int num)

Add 2 uint8_t vectors (for audio stored as unsigned)

Parameters
src1Source 1
src2Source 2
dstDestination
numNumber of entries

src1 and/or src2 can be identical to dst

◆ add_s8

void(* gavl_dsp_funcs_t::add_s8) (const void *src1, const void *src2, void *dst, int num)

Add 2 int8_t vectors.

Parameters
src1Source 1
src2Source 2
dstDestination
numNumber of entries

src1 and/or src2 can be identical to dst

◆ add_u16

void(* gavl_dsp_funcs_t::add_u16) (const void *src1, const void *src2, void *dst, int num)

Add 2 uint16_t vectors.

Parameters
src1Source 1
src2Source 2
dstDestination
numNumber of entries

src1 and/or src2 can be identical to dst

◆ add_u16_s

void(* gavl_dsp_funcs_t::add_u16_s) (const void *src1, const void *src2, void *dst, int num)

Add 2 uint16_t vectors (for audio stored as unsigned)

Parameters
src1Source 1
src2Source 2
dstDestination
numNumber of entries

src1 and/or src2 can be identical to dst

◆ add_s16

void(* gavl_dsp_funcs_t::add_s16) (const void *src1, const void *src2, void *dst, int num)

Add 2 int16_t vectors.

Parameters
src1Source 1
src2Source 2
dstDestination
numNumber of entries

src1 and/or src2 can be identical to dst

◆ add_s32

void(* gavl_dsp_funcs_t::add_s32) (const void *src1, const void *src2, void *dst, int num)

Add 2 int32_t vectors.

Parameters
src1Source 1
src2Source 2
dstDestination
numNumber of entries

src1 and/or src2 can be identical to dst

◆ add_float

void(* gavl_dsp_funcs_t::add_float) (const void *src1, const void *src2, void *dst, int num)

Add 2 float vectors.

Parameters
src1Source 1
src2Source 2
dstDestination
numNumber of entries

src1 and/or src2 can be identical to dst

◆ add_double

void(* gavl_dsp_funcs_t::add_double) (const void *src1, const void *src2, void *dst, int num)

Add 2 float vectors.

Parameters
src1Source 1
src2Source 2
dstDestination
numNumber of entries

src1 and/or src2 can be identical to dst

◆ sub_u8

void(* gavl_dsp_funcs_t::sub_u8) (const void *src1, const void *src2, void *dst, int num)

Subtract 2 uint8_t vectors.

Parameters
src1Source 1
src2Source 2
dstDestination
numNumber of entries

src1 and/or src2 can be identical to dst

◆ sub_u8_s

void(* gavl_dsp_funcs_t::sub_u8_s) (const void *src1, const void *src2, void *dst, int num)

Subtract 2 uint8_t vectors (for audio stored as unsigned)

Parameters
src1Source 1
src2Source 2
dstDestination
numNumber of entries

src1 and/or src2 can be identical to dst

◆ sub_s8

void(* gavl_dsp_funcs_t::sub_s8) (const void *src1, const void *src2, void *dst, int num)

Subtract 2 int8_t vectors.

Parameters
src1Source 1
src2Source 2
dstDestination
numNumber of entries

src1 and/or src2 can be identical to dst

◆ sub_u16

void(* gavl_dsp_funcs_t::sub_u16) (const void *src1, const void *src2, void *dst, int num)

Subtract 2 uint16_t vectors.

Parameters
src1Source 1
src2Source 2
dstDestination
numNumber of entries

src1 and/or src2 can be identical to dst

◆ sub_u16_s

void(* gavl_dsp_funcs_t::sub_u16_s) (const void *src1, const void *src2, void *dst, int num)

Subtract 2 uint16_t vectors (for audio stored as unsigned)

Parameters
src1Source 1
src2Source 2
dstDestination
numNumber of entries

src1 and/or src2 can be identical to dst

◆ sub_s16

void(* gavl_dsp_funcs_t::sub_s16) (const void *src1, const void *src2, void *dst, int num)

Subtract 2 int16_t vectors.

Parameters
src1Source 1
src2Source 2
dstDestination
numNumber of entries

src1 and/or src2 can be identical to dst

◆ sub_s32

void(* gavl_dsp_funcs_t::sub_s32) (const void *src1, const void *src2, void *dst, int num)

Subtract 2 int32_t vectors.

Parameters
src1Source 1
src2Source 2
dstDestination
numNumber of entries

src1 and/or src2 can be identical to dst

◆ sub_float

void(* gavl_dsp_funcs_t::sub_float) (const void *src1, const void *src2, void *dst, int num)

Subtract 2 float vectors.

Parameters
src1Source 1
src2Source 2
dstDestination
numNumber of entries

src1 and/or src2 can be identical to dst

◆ sub_double

void(* gavl_dsp_funcs_t::sub_double) (const void *src1, const void *src2, void *dst, int num)

Subtract 2 float vectors.

Parameters
src1Source 1
src2Source 2
dstDestination
numNumber of entries

src1 and/or src2 can be identical to dst


The documentation for this struct was generated from the following file: