IMB_interp.hh File Reference

#include "BLI_math_interp.hh"
#include "IMB_imbuf_types.hh"
#include <cstring>

Go to the source code of this file.

Namespaces
namespace	blender
namespace	blender::imbuf

Functions
uchar4	blender::imbuf::interpolate_nearest_border_byte (const ImBuf *in, float u, float v)
float4	blender::imbuf::interpolate_nearest_border_fl (const ImBuf *in, float u, float v)
void	blender::imbuf::interpolate_nearest_border_byte (const ImBuf *in, uchar output[4], float u, float v)
void	blender::imbuf::interpolate_nearest_border_fl (const ImBuf *in, float output[4], float u, float v)
uchar4	blender::imbuf::interpolate_nearest_wrap_byte (const ImBuf *in, float u, float v)
float4	blender::imbuf::interpolate_nearest_wrap_fl (const ImBuf *in, float u, float v)
uchar4	blender::imbuf::interpolate_bilinear_byte (const ImBuf *in, float u, float v)
float4	blender::imbuf::interpolate_bilinear_fl (const ImBuf *in, float u, float v)
void	blender::imbuf::interpolate_bilinear_byte (const ImBuf *in, uchar output[4], float u, float v)
void	blender::imbuf::interpolate_bilinear_fl (const ImBuf *in, float output[4], float u, float v)
uchar4	blender::imbuf::interpolate_bilinear_border_byte (const ImBuf *in, float u, float v)
float4	blender::imbuf::interpolate_bilinear_border_fl (const ImBuf *in, float u, float v)
void	blender::imbuf::interpolate_bilinear_border_byte (const ImBuf *in, uchar output[4], float u, float v)
void	blender::imbuf::interpolate_bilinear_border_fl (const ImBuf *in, float output[4], float u, float v)
uchar4	blender::imbuf::interpolate_bilinear_wrap_byte (const ImBuf *in, float u, float v)
float4	blender::imbuf::interpolate_bilinear_wrap_fl (const ImBuf *in, float u, float v)
uchar4	blender::imbuf::interpolate_cubic_bspline_byte (const ImBuf *in, float u, float v)
float4	blender::imbuf::interpolate_cubic_bspline_fl (const ImBuf *in, float u, float v)
void	blender::imbuf::interpolate_cubic_bspline_byte (const ImBuf *in, uchar output[4], float u, float v)
void	blender::imbuf::interpolate_cubic_bspline_fl (const ImBuf *in, float output[4], float u, float v)
uchar4	blender::imbuf::interpolate_cubic_mitchell_byte (const ImBuf *in, float u, float v)
void	blender::imbuf::interpolate_cubic_mitchell_byte (const ImBuf *in, uchar output[4], float u, float v)
void	IMB_sampleImageAtLocation (ImBuf *ibuf, float x, float y, float scene_linear_rgb[3])

Detailed Description

Image buffer pixel sampling functions. Mostly convenience wrappers around lower level BLI_math_interp.hh.

Definition in file IMB_interp.hh.

Function Documentation

IMB_sampleImageAtLocation()

void IMB_sampleImageAtLocation	(	ImBuf *	ibuf,
		float	x,
		float	y,
		float	scene_linear_rgb[3] )

Sample pixel of image using NEAREST method.

Definition at line 14 of file interp.cc.

References ImBuf::byte_buffer, ImBufByteBuffer::colorspace, copy_v3_v3(), ImBufFloatBuffer::data, ImBuf::float_buffer, IMB_colormanagement_colorspace_to_scene_linear_v3(), blender::imbuf::interpolate_nearest_border_byte(), blender::imbuf::interpolate_nearest_border_fl(), premul_to_straight_v4_v4(), rgb_uchar_to_float(), x, and y.

Referenced by palette_extract_img_exec().