stb_image_resize.h File Reference

#include <stdint.h>

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Macros
#define	STBIRDEF   extern
#define	STBIR_ALPHA_CHANNEL_NONE   -1
#define	STBIR_FLAG_ALPHA_PREMULTIPLIED   (1 << 0)
#define	STBIR_FLAG_ALPHA_USES_COLORSPACE   (1 << 1)

Typedefs
typedef uint8_t	stbir_uint8
typedef uint16_t	stbir_uint16
typedef uint32_t	stbir_uint32

Enumerations
enum	stbir_edge { STBIR_EDGE_CLAMP = 1 , STBIR_EDGE_REFLECT = 2 , STBIR_EDGE_WRAP = 3 , STBIR_EDGE_ZERO = 4 }
enum	stbir_filter {   STBIR_FILTER_DEFAULT = 0 , STBIR_FILTER_BOX = 1 , STBIR_FILTER_TRIANGLE = 2 , STBIR_FILTER_CUBICBSPLINE = 3 ,   STBIR_FILTER_CATMULLROM = 4 , STBIR_FILTER_MITCHELL = 5 }
enum	stbir_colorspace { STBIR_COLORSPACE_LINEAR , STBIR_COLORSPACE_SRGB , STBIR_MAX_COLORSPACES }
enum	stbir_datatype {   STBIR_TYPE_UINT8 , STBIR_TYPE_UINT16 , STBIR_TYPE_UINT32 , STBIR_TYPE_FLOAT ,   STBIR_MAX_TYPES }

Functions
STBIRDEF int	stbir_resize_uint8 (const unsigned char *input_pixels, int input_w, int input_h, int input_stride_in_bytes, unsigned char *output_pixels, int output_w, int output_h, int output_stride_in_bytes, int num_channels)
STBIRDEF int	stbir_resize_float (const float *input_pixels, int input_w, int input_h, int input_stride_in_bytes, float *output_pixels, int output_w, int output_h, int output_stride_in_bytes, int num_channels)
STBIRDEF int	stbir_resize_uint8_srgb (const unsigned char *input_pixels, int input_w, int input_h, int input_stride_in_bytes, unsigned char *output_pixels, int output_w, int output_h, int output_stride_in_bytes, int num_channels, int alpha_channel, int flags)
STBIRDEF int	stbir_resize_uint8_srgb_edgemode (const unsigned char *input_pixels, int input_w, int input_h, int input_stride_in_bytes, unsigned char *output_pixels, int output_w, int output_h, int output_stride_in_bytes, int num_channels, int alpha_channel, int flags, stbir_edge edge_wrap_mode)
STBIRDEF int	stbir_resize_uint8_generic (const unsigned char *input_pixels, int input_w, int input_h, int input_stride_in_bytes, unsigned char *output_pixels, int output_w, int output_h, int output_stride_in_bytes, int num_channels, int alpha_channel, int flags, stbir_edge edge_wrap_mode, stbir_filter filter, stbir_colorspace space, void *alloc_context)
STBIRDEF int	stbir_resize_uint16_generic (const stbir_uint16 *input_pixels, int input_w, int input_h, int input_stride_in_bytes, stbir_uint16 *output_pixels, int output_w, int output_h, int output_stride_in_bytes, int num_channels, int alpha_channel, int flags, stbir_edge edge_wrap_mode, stbir_filter filter, stbir_colorspace space, void *alloc_context)
STBIRDEF int	stbir_resize_float_generic (const float *input_pixels, int input_w, int input_h, int input_stride_in_bytes, float *output_pixels, int output_w, int output_h, int output_stride_in_bytes, int num_channels, int alpha_channel, int flags, stbir_edge edge_wrap_mode, stbir_filter filter, stbir_colorspace space, void *alloc_context)
STBIRDEF int	stbir_resize (const void *input_pixels, int input_w, int input_h, int input_stride_in_bytes, void *output_pixels, int output_w, int output_h, int output_stride_in_bytes, stbir_datatype datatype, int num_channels, int alpha_channel, int flags, stbir_edge edge_mode_horizontal, stbir_edge edge_mode_vertical, stbir_filter filter_horizontal, stbir_filter filter_vertical, stbir_colorspace space, void *alloc_context)
STBIRDEF int	stbir_resize_subpixel (const void *input_pixels, int input_w, int input_h, int input_stride_in_bytes, void *output_pixels, int output_w, int output_h, int output_stride_in_bytes, stbir_datatype datatype, int num_channels, int alpha_channel, int flags, stbir_edge edge_mode_horizontal, stbir_edge edge_mode_vertical, stbir_filter filter_horizontal, stbir_filter filter_vertical, stbir_colorspace space, void *alloc_context, float x_scale, float y_scale, float x_offset, float y_offset)
STBIRDEF int	stbir_resize_region (const void *input_pixels, int input_w, int input_h, int input_stride_in_bytes, void *output_pixels, int output_w, int output_h, int output_stride_in_bytes, stbir_datatype datatype, int num_channels, int alpha_channel, int flags, stbir_edge edge_mode_horizontal, stbir_edge edge_mode_vertical, stbir_filter filter_horizontal, stbir_filter filter_vertical, stbir_colorspace space, void *alloc_context, float s0, float t0, float s1, float t1)

Macro Definition Documentation

STBIR_ALPHA_CHANNEL_NONE

#define STBIR_ALPHA_CHANNEL_NONE   -1

Definition at line 243 of file stb_image_resize.h.

STBIR_FLAG_ALPHA_PREMULTIPLIED

#define STBIR_FLAG_ALPHA_PREMULTIPLIED   (1 << 0)

Definition at line 248 of file stb_image_resize.h.

STBIR_FLAG_ALPHA_USES_COLORSPACE

#define STBIR_FLAG_ALPHA_USES_COLORSPACE   (1 << 1)

Definition at line 251 of file stb_image_resize.h.

STBIRDEF

#define STBIRDEF   extern

Definition at line 205 of file stb_image_resize.h.

Typedef Documentation

stbir_uint16

typedef uint16_t stbir_uint16

Definition at line 194 of file stb_image_resize.h.

stbir_uint32

typedef uint32_t stbir_uint32

Definition at line 195 of file stb_image_resize.h.

stbir_uint8

typedef uint8_t stbir_uint8

Definition at line 193 of file stb_image_resize.h.

Enumeration Type Documentation

stbir_colorspace

enum stbir_colorspace

Enumerator
STBIR_COLORSPACE_LINEAR
STBIR_COLORSPACE_SRGB
STBIR_MAX_COLORSPACES

Definition at line 297 of file stb_image_resize.h.

stbir_datatype

enum stbir_datatype

Enumerator
STBIR_TYPE_UINT8
STBIR_TYPE_UINT16
STBIR_TYPE_UINT32
STBIR_TYPE_FLOAT
STBIR_MAX_TYPES

Definition at line 340 of file stb_image_resize.h.

stbir_edge

enum stbir_edge

Enumerator
STBIR_EDGE_CLAMP
STBIR_EDGE_REFLECT
STBIR_EDGE_WRAP
STBIR_EDGE_ZERO

Definition at line 258 of file stb_image_resize.h.

stbir_filter

enum stbir_filter

Enumerator
STBIR_FILTER_DEFAULT
STBIR_FILTER_BOX
STBIR_FILTER_TRIANGLE
STBIR_FILTER_CUBICBSPLINE
STBIR_FILTER_CATMULLROM
STBIR_FILTER_MITCHELL

Definition at line 287 of file stb_image_resize.h.

Function Documentation

stbir_resize()

STBIRDEF int stbir_resize	(	const void *	input_pixels,
		int	input_w,
		int	input_h,
		int	input_stride_in_bytes,
		void *	output_pixels,
		int	output_w,
		int	output_h,
		int	output_stride_in_bytes,
		stbir_datatype	datatype,
		int	num_channels,
		int	alpha_channel,
		int	flags,
		stbir_edge	edge_mode_horizontal,
		stbir_edge	edge_mode_vertical,
		stbir_filter	filter_horizontal,
		stbir_filter	filter_vertical,
		stbir_colorspace	space,
		void *	alloc_context
	)

stbir_resize_float()

STBIRDEF int stbir_resize_float	(	const float *	input_pixels,
		int	input_w,
		int	input_h,
		int	input_stride_in_bytes,
		float *	output_pixels,
		int	output_w,
		int	output_h,
		int	output_stride_in_bytes,
		int	num_channels
	)

stbir_resize_float_generic()

STBIRDEF int stbir_resize_float_generic	(	const float *	input_pixels,
		int	input_w,
		int	input_h,
		int	input_stride_in_bytes,
		float *	output_pixels,
		int	output_w,
		int	output_h,
		int	output_stride_in_bytes,
		int	num_channels,
		int	alpha_channel,
		int	flags,
		stbir_edge	edge_wrap_mode,
		stbir_filter	filter,
		stbir_colorspace	space,
		void *	alloc_context
	)

stbir_resize_region()

STBIRDEF int stbir_resize_region	(	const void *	input_pixels,
		int	input_w,
		int	input_h,
		int	input_stride_in_bytes,
		void *	output_pixels,
		int	output_w,
		int	output_h,
		int	output_stride_in_bytes,
		stbir_datatype	datatype,
		int	num_channels,
		int	alpha_channel,
		int	flags,
		stbir_edge	edge_mode_horizontal,
		stbir_edge	edge_mode_vertical,
		stbir_filter	filter_horizontal,
		stbir_filter	filter_vertical,
		stbir_colorspace	space,
		void *	alloc_context,
		float	s0,
		float	t0,
		float	s1,
		float	t1
	)

stbir_resize_subpixel()

STBIRDEF int stbir_resize_subpixel	(	const void *	input_pixels,
		int	input_w,
		int	input_h,
		int	input_stride_in_bytes,
		void *	output_pixels,
		int	output_w,
		int	output_h,
		int	output_stride_in_bytes,
		stbir_datatype	datatype,
		int	num_channels,
		int	alpha_channel,
		int	flags,
		stbir_edge	edge_mode_horizontal,
		stbir_edge	edge_mode_vertical,
		stbir_filter	filter_horizontal,
		stbir_filter	filter_vertical,
		stbir_colorspace	space,
		void *	alloc_context,
		float	x_scale,
		float	y_scale,
		float	x_offset,
		float	y_offset
	)

stbir_resize_uint16_generic()

STBIRDEF int stbir_resize_uint16_generic	(	const stbir_uint16 *	input_pixels,
		int	input_w,
		int	input_h,
		int	input_stride_in_bytes,
		stbir_uint16 *	output_pixels,
		int	output_w,
		int	output_h,
		int	output_stride_in_bytes,
		int	num_channels,
		int	alpha_channel,
		int	flags,
		stbir_edge	edge_wrap_mode,
		stbir_filter	filter,
		stbir_colorspace	space,
		void *	alloc_context
	)

stbir_resize_uint8()

STBIRDEF int stbir_resize_uint8	(	const unsigned char *	input_pixels,
		int	input_w,
		int	input_h,
		int	input_stride_in_bytes,
		unsigned char *	output_pixels,
		int	output_w,
		int	output_h,
		int	output_stride_in_bytes,
		int	num_channels
	)

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stbir_resize_uint8_generic()

STBIRDEF int stbir_resize_uint8_generic	(	const unsigned char *	input_pixels,
		int	input_w,
		int	input_h,
		int	input_stride_in_bytes,
		unsigned char *	output_pixels,
		int	output_w,
		int	output_h,
		int	output_stride_in_bytes,
		int	num_channels,
		int	alpha_channel,
		int	flags,
		stbir_edge	edge_wrap_mode,
		stbir_filter	filter,
		stbir_colorspace	space,
		void *	alloc_context
	)

stbir_resize_uint8_srgb()

STBIRDEF int stbir_resize_uint8_srgb	(	const unsigned char *	input_pixels,
		int	input_w,
		int	input_h,
		int	input_stride_in_bytes,
		unsigned char *	output_pixels,
		int	output_w,
		int	output_h,
		int	output_stride_in_bytes,
		int	num_channels,
		int	alpha_channel,
		int	flags
	)

stbir_resize_uint8_srgb_edgemode()

STBIRDEF int stbir_resize_uint8_srgb_edgemode	(	const unsigned char *	input_pixels,
		int	input_w,
		int	input_h,
		int	input_stride_in_bytes,
		unsigned char *	output_pixels,
		int	output_w,
		int	output_h,
		int	output_stride_in_bytes,
		int	num_channels,
		int	alpha_channel,
		int	flags,
		stbir_edge	edge_wrap_mode
	)