NAME¶
SDL::GFX::ImageFilter - image filtering functions
CATEGORY¶
TODO, GFX
METHODS¶
MMX_detect¶
int
gfx_image_MMX_detect() CODE:
SDL_imageFilterMMXdetect();
MMX_off¶
void
gfx_image_MMX_off() CODE:
SDL_imageFilterMMXoff();
MMX_on¶
void
gfx_image_MMX_on() CODE:
SDL_imageFilterMMXon();
add¶
int gfx_image_add(Src1, Src2, Dest, length) unsigned char *Src1 unsigned char
*Src2 unsigned char *Dest int length CODE: RETVAL =
SDL_imageFilterAdd(Src1, Src2, Dest, length); OUTPUT: RETVAL
mean¶
int gfx_image_mean(Src1, Src2, Dest, length) unsigned char *Src1 unsigned char
*Src2 unsigned char *Dest int length CODE: RETVAL =
SDL_imageFilterMean(Src1, Src2, Dest, length); OUTPUT: RETVAL
sub¶
int gfx_image_sub(Src1, Src2, Dest, length) unsigned char *Src1 unsigned char
*Src2 unsigned char *Dest int length CODE: RETVAL =
SDL_imageFilterSub(Src1, Src2, Dest, length); OUTPUT: RETVAL
abs_diff¶
int gfx_image_abs_diff(Src1, Src2, Dest, length) unsigned char *Src1 unsigned
char *Src2 unsigned char *Dest int length CODE: RETVAL =
SDL_imageFilterAbsDiff(Src1, Src2, Dest, length); OUTPUT: RETVAL
mult¶
int gfx_image_mult(Src1, Src2, Dest, length) unsigned char *Src1 unsigned char
*Src2 unsigned char *Dest int length CODE: RETVAL =
SDL_imageFilterMult(Src1, Src2, Dest, length); OUTPUT: RETVAL
mult_nor¶
int gfx_image_mult_nor(Src1, Src2, Dest, length) unsigned char *Src1 unsigned
char *Src2 unsigned char *Dest int length CODE: RETVAL =
SDL_imageFilterMultNor(Src1, Src2, Dest, length); OUTPUT: RETVAL
mult_div_by_2¶
int gfx_image_mult_div_by_2(Src1, Src2, Dest, length) unsigned char *Src1
unsigned char *Src2 unsigned char *Dest int length CODE: RETVAL =
SDL_imageFilterMultDivby2(Src1, Src2, Dest, length); OUTPUT: RETVAL
mult_div_by_4¶
int gfx_image_mult_div_by_4(Src1, Src2, Dest, length) unsigned char *Src1
unsigned char *Src2 unsigned char *Dest int length CODE: RETVAL =
SDL_imageFilterMultDivby4(Src1, Src2, Dest, length); OUTPUT: RETVAL
bit_and¶
int gfx_image_bit_and(Src1, Src2, Dest, length) unsigned char *Src1 unsigned
char *Src2 unsigned char *Dest int length CODE: RETVAL =
SDL_imageFilterBitAnd(Src1, Src2, Dest, length); OUTPUT: RETVAL
bit_or¶
int gfx_image_bit_or(Src1, Src2, Dest, length) unsigned char *Src1 unsigned
char *Src2 unsigned char *Dest int length CODE: RETVAL =
SDL_imageFilterBitOr(Src1, Src2, Dest, length); OUTPUT: RETVAL
div¶
int gfx_image_div(Src1, Src2, Dest, length) unsigned char *Src1 unsigned char
*Src2 unsigned char *Dest int length CODE: RETVAL =
SDL_imageFilterDiv(Src1, Src2, Dest, length); OUTPUT: RETVAL
bit_negation¶
int gfx_image_bit_negation(Src1, Dest, length) unsigned char *Src1 unsigned
char *Dest int length CODE: RETVAL = SDL_imageFilterBitNegation(Src1,
Dest, length); OUTPUT: RETVAL
add_byte¶
int gfx_image_add_byte(Src1, Dest, length, C) unsigned char *Src1 unsigned
char *Dest int length unsigned char C CODE: RETVAL =
SDL_imageFilterAddByte(Src1, Dest, length, C); OUTPUT: RETVAL
add_uint¶
int gfx_image_add_uint(Src1, Dest, length, C) unsigned char *Src1 unsigned
char *Dest int length unsigned int C CODE: RETVAL =
SDL_imageFilterAddUint(Src1, Dest, length, C); OUTPUT: RETVAL
add_byte_to_half¶
int gfx_image_add_byte_to_half(Src1, Dest, length, C) unsigned char *Src1
unsigned char *Dest int length unsigned char C CODE: RETVAL =
SDL_imageFilterAddByteToHalf(Src1, Dest, length, C); OUTPUT: RETVAL
sub_byte¶
int gfx_image_sub_byte(Src1, Dest, length, C) unsigned char *Src1 unsigned
char *Dest int length unsigned char C CODE: RETVAL =
SDL_imageFilterSubByte(Src1, Dest, length, C); OUTPUT: RETVAL
sub_uint¶
int gfx_image_sub_uint(Src1, Dest, length, C) unsigned char *Src1 unsigned
char *Dest int length unsigned int C CODE: RETVAL =
SDL_imageFilterSubUint(Src1, Dest, length, C); OUTPUT: RETVAL
shift_right¶
int gfx_image_shift_right(Src1, Dest, length, N) unsigned char *Src1 unsigned
char *Dest int length unsigned char N CODE: RETVAL =
SDL_imageFilterShiftRight(Src1, Dest, length, N); OUTPUT: RETVAL
shift_right_uint¶
int gfx_image_shift_right_uint(Src1, Dest, length, N) unsigned char *Src1
unsigned char *Dest int length unsigned char N CODE: RETVAL =
SDL_imageFilterShiftRightUint(Src1, Dest, length, N); OUTPUT: RETVAL
mult_by_byte¶
int gfx_image_mult_by_byte(Src1, Dest, length, C) unsigned char *Src1 unsigned
char *Dest int length unsigned char C CODE: RETVAL =
SDL_imageFilterMultByByte(Src1, Dest, length, C); OUTPUT: RETVAL
shift_right_and_mult_by_byte¶
int gfx_image_shift_right_and_mult_by_byte(Src1, Dest, length, N, C) unsigned
char *Src1 unsigned char *Dest int length unsigned char N unsigned char C
CODE: RETVAL = SDL_imageFilterShiftRightAndMultByByte(Src1, Dest, length,
N, C); OUTPUT: RETVAL
shift_left_byte¶
int gfx_image_shift_left_byte(Src1, Dest, length, N) unsigned char *Src1
unsigned char *Dest int length unsigned char N CODE: RETVAL =
SDL_imageFilterShiftLeftByte(Src1, Dest, length, N); OUTPUT: RETVAL
shift_left_uint¶
int gfx_image_shift_left_uint(Src1, Dest, length, N) unsigned char *Src1
unsigned char *Dest int length unsigned char N CODE: RETVAL =
SDL_imageFilterShiftLeftUint(Src1, Dest, length, N); OUTPUT: RETVAL
shift_left¶
int gfx_image_shift_left(Src1, Dest, length, N) unsigned char *Src1 unsigned
char *Dest int length unsigned char N CODE: RETVAL =
SDL_imageFilterShiftLeft(Src1, Dest, length, N); OUTPUT: RETVAL
binarize_using_threshold¶
int gfx_image_binarize_using_threshold(Src1, Dest, length, T) unsigned char
*Src1 unsigned char *Dest int length unsigned char T CODE: RETVAL =
SDL_imageFilterBinarizeUsingThreshold(Src1, Dest, length, T); OUTPUT:
RETVAL
clip_to_range¶
int gfx_image_clip_to_range(Src1, Dest, length, Tmin, Tmax) unsigned char *Src1
unsigned char *Dest int length unsigned char Tmin unsigned char Tmax
CODE: RETVAL = SDL_imageFilterClipToRange(Src1, Dest, length, Tmin, Tmax);
OUTPUT: RETVAL
normalize_linear¶
int gfx_image_normalize_linear(Src1, Dest, length, Cmin, Cmax, Nmin, Nmax)
unsigned char *Src1 unsigned char *Dest int length int Cmin int Cmax int
Nmin int Nmax CODE: RETVAL = SDL_imageFilterNormalizeLinear(Src1, Dest,
length, Cmin, Cmax, Nmin, Nmax); OUTPUT: RETVAL
convolve_kernel_3x3_divide¶
int gfx_image_convolve_kernel_3x3_divide(Src, Dest, rows, columns, Kernel,
Divisor) unsigned char *Src unsigned char *Dest int rows int columns
Sint16 *Kernel unsigned char Divisor CODE: RETVAL =
SDL_imageFilterConvolveKernel3x3Divide(Src, Dest, rows, columns, Kernel,
Divisor); OUTPUT: RETVAL
convolve_kernel_5x5_divide¶
int gfx_image_convolve_kernel_5x5_divide(Src, Dest, rows, columns, Kernel,
Divisor) unsigned char *Src unsigned char *Dest int rows int columns
Sint16 *Kernel unsigned char Divisor CODE: RETVAL =
SDL_imageFilterConvolveKernel5x5Divide(Src, Dest, rows, columns, Kernel,
Divisor); OUTPUT: RETVAL
convolve_kernel_7x7_divide¶
int gfx_image_convolve_kernel_7x7_divide(Src, Dest, rows, columns, Kernel,
Divisor) unsigned char *Src unsigned char *Dest int rows int columns
Sint16 *Kernel unsigned char Divisor CODE: RETVAL =
SDL_imageFilterConvolveKernel7x7Divide(Src, Dest, rows, columns, Kernel,
Divisor); OUTPUT: RETVAL
convolve_kernel_9x9_divide¶
int gfx_image_convolve_kernel_9x9_divide(Src, Dest, rows, columns, Kernel,
Divisor) unsigned char *Src unsigned char *Dest int rows int columns
Sint16 *Kernel unsigned char Divisor CODE: RETVAL =
SDL_imageFilterConvolveKernel9x9Divide(Src, Dest, rows, columns, Kernel,
Divisor); OUTPUT: RETVAL
convolve_kernel_3x3_shift_right¶
int gfx_image_convolve_kernel_3x3_shift_right(Src, Dest, rows, columns, Kernel,
NRightShift) unsigned char *Src unsigned char *Dest int rows int columns
Sint16 *Kernel unsigned char NRightShift CODE: RETVAL =
SDL_imageFilterConvolveKernel3x3ShiftRight(Src, Dest, rows, columns, Kernel,
NRightShift); OUTPUT: RETVAL
convolve_kernel_5x5_shift_right¶
int gfx_image_convolve_kernel_5x5_shift_right(Src, Dest, rows, columns, Kernel,
NRightShift) unsigned char *Src unsigned char *Dest int rows int columns
Sint16 *Kernel unsigned char NRightShift CODE: RETVAL =
SDL_imageFilterConvolveKernel5x5ShiftRight(Src, Dest, rows, columns, Kernel,
NRightShift); OUTPUT: RETVAL
convolve_kernel_7x7_shift_right¶
int gfx_image_convolve_kernel_7x7_shift_right(Src, Dest, rows, columns, Kernel,
NRightShift) unsigned char *Src unsigned char *Dest int rows int columns
Sint16 *Kernel unsigned char NRightShift CODE: RETVAL =
SDL_imageFilterConvolveKernel7x7ShiftRight(Src, Dest, rows, columns, Kernel,
NRightShift); OUTPUT: RETVAL
convolve_kernel_9x9_shift_right¶
int gfx_image_convolve_kernel_9x9_shift_right(Src, Dest, rows, columns, Kernel,
NRightShift) unsigned char *Src unsigned char *Dest int rows int columns
Sint16 *Kernel unsigned char NRightShift CODE: RETVAL =
SDL_imageFilterConvolveKernel9x9ShiftRight(Src, Dest, rows, columns, Kernel,
NRightShift); OUTPUT: RETVAL
sobel_x¶
int gfx_image_sobel_x(Src, Dest, rows, columns) unsigned char *Src unsigned
char *Dest int rows int columns CODE: RETVAL = SDL_imageFilterSobelX(Src,
Dest, rows, columns); OUTPUT: RETVAL
sobel_x_shift_right¶
int gfx_image_sobel_x_shift_right(Src, Dest, rows, columns, NRightShift)
unsigned char *Src unsigned char *Dest int rows int columns unsigned char
NRightShift CODE: RETVAL = SDL_imageFilterSobelXShiftRight(Src, Dest, rows,
columns, NRightShift); OUTPUT: RETVAL
align_stack¶
void
gfx_image_align_stack() CODE:
SDL_imageFilterAlignStack();
restore_stack¶
void
gfx_image_restore_stack() CODE:
SDL_imageFilterRestoreStack();
AUTHORS¶
See "AUTHORS" in SDL.