/src/FreeImage/Source/ToneMapping.h

 1// ==========================================================
 2// High Dynamic Range bitmap conversion routines
 3//
 4// Design and implementation by
 5// - Hervé Drolon (drolon@infonie.fr)
 6//
 7// This file is part of FreeImage 3
 8//
 9// COVERED CODE IS PROVIDED UNDER THIS LICENSE ON AN "AS IS" BASIS, WITHOUT WARRANTY
10// OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, WARRANTIES
11// THAT THE COVERED CODE IS FREE OF DEFECTS, MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE
12// OR NON-INFRINGING. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE COVERED
13// CODE IS WITH YOU. SHOULD ANY COVERED CODE PROVE DEFECTIVE IN ANY RESPECT, YOU (NOT
14// THE INITIAL DEVELOPER OR ANY OTHER CONTRIBUTOR) ASSUME THE COST OF ANY NECESSARY
15// SERVICING, REPAIR OR CORRECTION. THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL
16// PART OF THIS LICENSE. NO USE OF ANY COVERED CODE IS AUTHORIZED HEREUNDER EXCEPT UNDER
17// THIS DISCLAIMER.
18//
19// Use at your own risk!
20// ==========================================================
21
22#ifndef TONE_MAPPING_H
23#define TONE_MAPPING_H
24
25#ifdef __cplusplus
26extern "C" {
27#endif
28
29BOOL ConvertInPlaceRGBFToYxy(FIBITMAP *dib);
30BOOL ConvertInPlaceYxyToRGBF(FIBITMAP *dib);
31FIBITMAP* ConvertRGBFToY(FIBITMAP *src);
32
33BOOL LuminanceFromYxy(FIBITMAP *dib, float *maxLum, float *minLum, float *worldLum);
34BOOL LuminanceFromY(FIBITMAP *dib, float *maxLum, float *minLum, float *Lav, float *Llav);
35
36void NormalizeY(FIBITMAP *Y, float minPrct, float maxPrct);
37
38FIBITMAP* ClampConvertRGBFTo24(FIBITMAP *src);
39
40#ifdef __cplusplus
41}
42#endif
43
44#endif // TONE_MAPPING_H