| gavl
    | 
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) | |
| 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) | |
| 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) | |
| 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) | |
| 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) | |
| void(* | average_rgb15 )(const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num) | 
| Average 2 scanlines (RGB/BGR15) | |
| void(* | average_rgb16 )(const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num) | 
| Average 2 scanlines (RGB/BGR16) | |
| void(* | average_8 )(const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num) | 
| Average 2 scanlines (8 bit) | |
| void(* | average_16 )(const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num) | 
| Average 2 scanlines (16 bit) | |
| void(* | average_f )(const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num) | 
| Average 2 scanlines (float) | |
| void(* | interpolate_rgb15 )(const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num, float) | 
| Interpolate 2 scanlines (RGB/BGR15) | |
| 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) | |
| 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) | |
| 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) | |
| void(* | interpolate_f )(const uint8_t *src_1, const uint8_t *src_2, uint8_t *dst, int num, float fac) | 
| Interpolate 2 scanlines (float) | |
| void(* | bswap_16 )(void *ptr, int len) | 
| Do 16 bit endian swapping. | |
| void(* | bswap_32 )(void *ptr, int len) | 
| Do 32 byte endian swapping. | |
| void(* | bswap_64 )(void *ptr, int len) | 
| Do 64 byte endian swapping. | |
| void(* | add_u8 )(const void *src1, const void *src2, void *dst, int num) | 
| Add 2 uint8_t vectors. | |
| void(* | add_u8_s )(const void *src1, const void *src2, void *dst, int num) | 
| Add 2 uint8_t vectors (for audio stored as unsigned) | |
| void(* | add_s8 )(const void *src1, const void *src2, void *dst, int num) | 
| Add 2 int8_t vectors. | |
| void(* | add_u16 )(const void *src1, const void *src2, void *dst, int num) | 
| Add 2 uint16_t vectors. | |
| void(* | add_u16_s )(const void *src1, const void *src2, void *dst, int num) | 
| Add 2 uint16_t vectors (for audio stored as unsigned) | |
| void(* | add_s16 )(const void *src1, const void *src2, void *dst, int num) | 
| Add 2 int16_t vectors. | |
| void(* | add_s32 )(const void *src1, const void *src2, void *dst, int num) | 
| Add 2 int32_t vectors. | |
| void(* | add_float )(const void *src1, const void *src2, void *dst, int num) | 
| Add 2 float vectors. | |
| void(* | add_double )(const void *src1, const void *src2, void *dst, int num) | 
| Add 2 float vectors. | |
| void(* | sub_u8 )(const void *src1, const void *src2, void *dst, int num) | 
| Subtract 2 uint8_t vectors. | |
| void(* | sub_u8_s )(const void *src1, const void *src2, void *dst, int num) | 
| Subtract 2 uint8_t vectors (for audio stored as unsigned) | |
| void(* | sub_s8 )(const void *src1, const void *src2, void *dst, int num) | 
| Subtract 2 int8_t vectors. | |
| void(* | sub_u16 )(const void *src1, const void *src2, void *dst, int num) | 
| Subtract 2 uint16_t vectors. | |
| void(* | sub_u16_s )(const void *src1, const void *src2, void *dst, int num) | 
| Subtract 2 uint16_t vectors (for audio stored as unsigned) | |
| void(* | sub_s16 )(const void *src1, const void *src2, void *dst, int num) | 
| Subtract 2 int16_t vectors. | |
| void(* | sub_s32 )(const void *src1, const void *src2, void *dst, int num) | 
| Subtract 2 int32_t vectors. | |
| void(* | sub_float )(const void *src1, const void *src2, void *dst, int num) | 
| Subtract 2 float vectors. | |
| void(* | sub_double )(const void *src1, const void *src2, void *dst, int num) | 
| Subtract 2 float vectors. | |
Function table.
This structure contains pointers to the available DSP functions.
| 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)
| src_1 | Plane 1 | 
| src_2 | Plane 2 | 
| stride_1 | Byte distance between scanlines for src_1 | 
| stride_2 | Byte distance between scanlines for src_2 | 
| w | Width | 
| h | Height | 
The RGB values will be scaled to 8 bit before the differences are calculated.
| 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)
| src_1 | Plane 1 | 
| src_2 | Plane 2 | 
| stride_1 | Byte distance between scanlines for src_1 | 
| stride_2 | Byte distance between scanlines for src_2 | 
| w | Width | 
| h | Height | 
The RGB values will be scaled to 8 bit before the differences are calculated.
| 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)
| src_1 | Plane 1 | 
| src_2 | Plane 2 | 
| stride_1 | Byte distance between scanlines for src_1 | 
| stride_2 | Byte distance between scanlines for src_2 | 
| w | Width | 
| h | Height | 
| 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)
| src_1 | Plane 1 | 
| src_2 | Plane 2 | 
| stride_1 | Byte distance between scanlines for src_1 | 
| stride_2 | Byte distance between scanlines for src_2 | 
| w | Width | 
| h | Height | 
| 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)
| src_1 | Plane 1 | 
| src_2 | Plane 2 | 
| stride_1 | Byte distance between scanlines for src_1 | 
| stride_2 | Byte distance between scanlines for src_2 | 
| w | Width | 
| h | Height | 
| 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)
| src_1 | Scanline 1 | 
| src_2 | Scanline 2 | 
| dst | Destination | 
| num | Number of pixels | 
| 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)
| src_1 | Scanline 1 | 
| src_2 | Scanline 2 | 
| dst | Destination | 
| num | Number of pixels | 
| 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)
| src_1 | Scanline 1 | 
| src_2 | Scanline 2 | 
| dst | Destination | 
| num | Number of bytes | 
| 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)
| src_1 | Scanline 1 | 
| src_2 | Scanline 2 | 
| dst | Destination | 
| num | Number of shorts | 
| 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)
| src_1 | Scanline 1 | 
| src_2 | Scanline 2 | 
| dst | Destination | 
| num | Number of floats | 
| 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)
| src_1 | Scanline 1 | 
| src_2 | Scanline 2 | 
| dst | Destination | 
| num | Number of pixels | 
| fac | Factor for src_1 (0.0 .. 1.0) | 
Sets the destination to src_1 * fac + src_2 * (1.0-fac)
| 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)
| src_1 | Scanline 1 | 
| src_2 | Scanline 2 | 
| dst | Destination | 
| num | Number of pixels | 
| fac | Factor for src_1 (0.0 .. 1.0) | 
Sets the destination to src_1 * fac + src_2 * (1.0-fac)
| 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)
| src_1 | Scanline 1 | 
| src_2 | Scanline 2 | 
| dst | Destination | 
| num | Number of bytes | 
| fac | Factor for src_1 (0.0 .. 1.0) | 
Sets the destination to src_1 * fac + src_2 * (1.0-fac)
| 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)
| src_1 | Scanline 1 | 
| src_2 | Scanline 2 | 
| dst | Destination | 
| num | Number of shorts | 
| fac | Factor for src_1 (0.0 .. 1.0) | 
Sets the destination to src_1 * fac + src_2 * (1.0-fac)
| 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)
| src_1 | Scanline 1 | 
| src_2 | Scanline 2 | 
| dst | Destination | 
| num | Number of floats | 
| fac | Factor for src_1 (0.0 .. 1.0) | 
Sets the destination to src_1 * fac + src_2 * (1.0-fac)
| void(* gavl_dsp_funcs_t::bswap_16) (void *ptr, int len) | 
Do 16 bit endian swapping.
| ptr | Pointer to the data | 
| len | Len in 16 bit words | 
| void(* gavl_dsp_funcs_t::bswap_32) (void *ptr, int len) | 
Do 32 byte endian swapping.
| ptr | Pointer to the data | 
| len | Len in 32 bit doublewords | 
| void(* gavl_dsp_funcs_t::bswap_64) (void *ptr, int len) | 
Do 64 byte endian swapping.
| ptr | Pointer to the data | 
| len | Len in 64 bit quadwords | 
| void(* gavl_dsp_funcs_t::add_u8) (const void *src1, const void *src2, void *dst, int num) | 
Add 2 uint8_t vectors.
| src1 | Source 1 | 
| src2 | Source 2 | 
| dst | Destination | 
| num | Number of entries | 
src1 and/or src2 can be identical to dst
| 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)
| src1 | Source 1 | 
| src2 | Source 2 | 
| dst | Destination | 
| num | Number of entries | 
src1 and/or src2 can be identical to dst
| void(* gavl_dsp_funcs_t::add_s8) (const void *src1, const void *src2, void *dst, int num) | 
Add 2 int8_t vectors.
| src1 | Source 1 | 
| src2 | Source 2 | 
| dst | Destination | 
| num | Number of entries | 
src1 and/or src2 can be identical to dst
| void(* gavl_dsp_funcs_t::add_u16) (const void *src1, const void *src2, void *dst, int num) | 
Add 2 uint16_t vectors.
| src1 | Source 1 | 
| src2 | Source 2 | 
| dst | Destination | 
| num | Number of entries | 
src1 and/or src2 can be identical to dst
| 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)
| src1 | Source 1 | 
| src2 | Source 2 | 
| dst | Destination | 
| num | Number of entries | 
src1 and/or src2 can be identical to dst
| void(* gavl_dsp_funcs_t::add_s16) (const void *src1, const void *src2, void *dst, int num) | 
Add 2 int16_t vectors.
| src1 | Source 1 | 
| src2 | Source 2 | 
| dst | Destination | 
| num | Number of entries | 
src1 and/or src2 can be identical to dst
| void(* gavl_dsp_funcs_t::add_s32) (const void *src1, const void *src2, void *dst, int num) | 
Add 2 int32_t vectors.
| src1 | Source 1 | 
| src2 | Source 2 | 
| dst | Destination | 
| num | Number of entries | 
src1 and/or src2 can be identical to dst
| void(* gavl_dsp_funcs_t::add_float) (const void *src1, const void *src2, void *dst, int num) | 
Add 2 float vectors.
| src1 | Source 1 | 
| src2 | Source 2 | 
| dst | Destination | 
| num | Number of entries | 
src1 and/or src2 can be identical to dst
| void(* gavl_dsp_funcs_t::add_double) (const void *src1, const void *src2, void *dst, int num) | 
Add 2 float vectors.
| src1 | Source 1 | 
| src2 | Source 2 | 
| dst | Destination | 
| num | Number of entries | 
src1 and/or src2 can be identical to dst
| void(* gavl_dsp_funcs_t::sub_u8) (const void *src1, const void *src2, void *dst, int num) | 
Subtract 2 uint8_t vectors.
| src1 | Source 1 | 
| src2 | Source 2 | 
| dst | Destination | 
| num | Number of entries | 
src1 and/or src2 can be identical to dst
| 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)
| src1 | Source 1 | 
| src2 | Source 2 | 
| dst | Destination | 
| num | Number of entries | 
src1 and/or src2 can be identical to dst
| void(* gavl_dsp_funcs_t::sub_s8) (const void *src1, const void *src2, void *dst, int num) | 
Subtract 2 int8_t vectors.
| src1 | Source 1 | 
| src2 | Source 2 | 
| dst | Destination | 
| num | Number of entries | 
src1 and/or src2 can be identical to dst
| void(* gavl_dsp_funcs_t::sub_u16) (const void *src1, const void *src2, void *dst, int num) | 
Subtract 2 uint16_t vectors.
| src1 | Source 1 | 
| src2 | Source 2 | 
| dst | Destination | 
| num | Number of entries | 
src1 and/or src2 can be identical to dst
| 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)
| src1 | Source 1 | 
| src2 | Source 2 | 
| dst | Destination | 
| num | Number of entries | 
src1 and/or src2 can be identical to dst
| void(* gavl_dsp_funcs_t::sub_s16) (const void *src1, const void *src2, void *dst, int num) | 
Subtract 2 int16_t vectors.
| src1 | Source 1 | 
| src2 | Source 2 | 
| dst | Destination | 
| num | Number of entries | 
src1 and/or src2 can be identical to dst
| void(* gavl_dsp_funcs_t::sub_s32) (const void *src1, const void *src2, void *dst, int num) | 
Subtract 2 int32_t vectors.
| src1 | Source 1 | 
| src2 | Source 2 | 
| dst | Destination | 
| num | Number of entries | 
src1 and/or src2 can be identical to dst
| void(* gavl_dsp_funcs_t::sub_float) (const void *src1, const void *src2, void *dst, int num) | 
Subtract 2 float vectors.
| src1 | Source 1 | 
| src2 | Source 2 | 
| dst | Destination | 
| num | Number of entries | 
src1 and/or src2 can be identical to dst
| void(* gavl_dsp_funcs_t::sub_double) (const void *src1, const void *src2, void *dst, int num) | 
Subtract 2 float vectors.
| src1 | Source 1 | 
| src2 | Source 2 | 
| dst | Destination | 
| num | Number of entries | 
src1 and/or src2 can be identical to dst