307 lines
7.9 KiB
C
307 lines
7.9 KiB
C
/* Definitions for VIPS colour package.
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*
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* J.Cupitt, 8/4/93
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* 15/7/96 JC
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* - C++ stuff added
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* 20/2/98 JC
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* - new display calibration added
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* 26/9/05
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* - added IM_ prefix to colour temps
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*/
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/*
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This file is part of VIPS.
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VIPS is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA
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*/
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/*
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These files are distributed with VIPS - http://www.vips.ecs.soton.ac.uk
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*/
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#ifndef VIPS_COLOUR_H
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#define VIPS_COLOUR_H
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#ifdef __cplusplus
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extern "C" {
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#endif /*__cplusplus*/
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/* Areas under curves for Dxx. 2 degree observer.
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*/
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#define VIPS_D93_X0 (89.7400)
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#define VIPS_D93_Y0 (100.0)
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#define VIPS_D93_Z0 (130.7700)
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#define VIPS_D75_X0 (94.9682)
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#define VIPS_D75_Y0 (100.0)
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#define VIPS_D75_Z0 (122.5710)
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/* D65 temp 6504.
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*/
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#define VIPS_D65_X0 (95.0470)
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#define VIPS_D65_Y0 (100.0)
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#define VIPS_D65_Z0 (108.8827)
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#define VIPS_D55_X0 (95.6831)
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#define VIPS_D55_Y0 (100.0)
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#define VIPS_D55_Z0 (92.0871)
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#define VIPS_D50_X0 (96.4250)
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#define VIPS_D50_Y0 (100.0)
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#define VIPS_D50_Z0 (82.4680)
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/* A temp 2856k.
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*/
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#define VIPS_A_X0 (109.8503)
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#define VIPS_A_Y0 (100.0)
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#define VIPS_A_Z0 (35.5849)
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/* B temp 4874k.
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*/
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#define VIPS_B_X0 (99.0720)
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#define VIPS_B_Y0 (100.0)
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#define VIPS_B_Z0 (85.2230)
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/* C temp 6774k.
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*/
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#define VIPS_C_X0 (98.0700)
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#define VIPS_C_Y0 (100.0)
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#define VIPS_C_Z0 (118.2300)
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#define VIPS_E_X0 (100.0)
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#define VIPS_E_Y0 (100.0)
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#define VIPS_E_Z0 (100.0)
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#define VIPS_D3250_X0 (105.6590)
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#define VIPS_D3250_Y0 (100.0)
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#define VIPS_D3250_Z0 (45.8501)
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typedef enum {
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VIPS_INTENT_PERCEPTUAL = 0,
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VIPS_INTENT_RELATIVE,
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VIPS_INTENT_SATURATION,
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VIPS_INTENT_ABSOLUTE,
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VIPS_INTENT_LAST
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} VipsIntent;
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typedef enum {
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VIPS_PCS_LAB,
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VIPS_PCS_XYZ,
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VIPS_PCS_LAST
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} VipsPCS;
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VIPS_API
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gboolean vips_colourspace_issupported( const VipsImage *image );
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VIPS_API
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int vips_colourspace( VipsImage *in, VipsImage **out,
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VipsInterpretation space, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_LabQ2sRGB( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_rad2float( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_float2rad( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_LabS2LabQ( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_LabQ2LabS( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_LabQ2Lab( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_Lab2LabQ( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_LCh2Lab( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_Lab2LCh( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_Yxy2Lab( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_CMC2XYZ( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_Lab2XYZ( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_XYZ2Lab( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_XYZ2scRGB( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_scRGB2sRGB( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_scRGB2BW( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_sRGB2scRGB( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_scRGB2XYZ( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_HSV2sRGB( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_sRGB2HSV( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_LCh2CMC( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_CMC2LCh( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_XYZ2Yxy( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_Yxy2XYZ( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_LabS2Lab( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_Lab2LabS( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_CMYK2XYZ( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_XYZ2CMYK( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_profile_load( const char *name, VipsBlob **profile, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_icc_present( void );
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VIPS_API
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int vips_icc_transform( VipsImage *in, VipsImage **out,
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const char *output_profile, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_icc_import( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_icc_export( VipsImage *in, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_icc_ac2rc( VipsImage *in, VipsImage **out,
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const char *profile_filename );
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VIPS_API
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gboolean vips_icc_is_compatible_profile( VipsImage *image,
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const void *data, size_t data_length );
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VIPS_API
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int vips_dE76( VipsImage *left, VipsImage *right, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_dE00( VipsImage *left, VipsImage *right, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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int vips_dECMC( VipsImage *left, VipsImage *right, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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VIPS_API
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void vips_col_Lab2XYZ( float L, float a, float b,
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float *X, float *Y, float *Z );
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VIPS_API
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void vips_col_XYZ2Lab( float X, float Y, float Z,
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float *L, float *a, float *b );
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VIPS_API
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double vips_col_ab2h( double a, double b );
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VIPS_API
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void vips_col_ab2Ch( float a, float b, float *C, float *h );
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VIPS_API
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void vips_col_Ch2ab( float C, float h, float *a, float *b );
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VIPS_API
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float vips_col_L2Lcmc( float L );
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VIPS_API
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float vips_col_C2Ccmc( float C );
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VIPS_API
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float vips_col_Ch2hcmc( float C, float h );
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VIPS_API
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void vips_col_make_tables_CMC( void );
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VIPS_API
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float vips_col_Lcmc2L( float Lcmc );
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VIPS_API
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float vips_col_Ccmc2C( float Ccmc );
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VIPS_API
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float vips_col_Chcmc2h( float C, float hcmc );
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VIPS_API
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int vips_col_sRGB2scRGB_8( int r, int g, int b, float *R, float *G, float *B );
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VIPS_API
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int vips_col_sRGB2scRGB_16( int r, int g, int b, float *R, float *G, float *B );
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VIPS_API
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int vips_col_sRGB2scRGB_8_noclip( int r, int g, int b,
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float *R, float *G, float *B );
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VIPS_API
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int vips_col_sRGB2scRGB_16_noclip( int r, int g, int b,
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float *R, float *G, float *B );
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VIPS_API
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int vips_col_scRGB2XYZ( float R, float G, float B,
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float *X, float *Y, float *Z );
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VIPS_API
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int vips_col_XYZ2scRGB( float X, float Y, float Z,
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float *R, float *G, float *B );
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VIPS_API
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int vips_col_scRGB2sRGB_8( float R, float G, float B,
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int *r, int *g, int *b, int *og );
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VIPS_API
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int vips_col_scRGB2sRGB_16( float R, float G, float B,
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int *r, int *g, int *b, int *og );
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VIPS_API
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int vips_col_scRGB2BW_16( float R, float G, float B, int *g, int *og );
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VIPS_API
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int vips_col_scRGB2BW_8( float R, float G, float B, int *g, int *og );
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VIPS_API
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float vips_pythagoras( float L1, float a1, float b1,
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float L2, float a2, float b2 );
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VIPS_API
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float vips_col_dE00(
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float L1, float a1, float b1, float L2, float a2, float b2 );
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#ifdef __cplusplus
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}
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#endif /*__cplusplus*/
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#endif /*VIPS_COLOUR_H*/
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