blob: fc285ac208bd08928c3b1b144e544fcff576fb23 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
|
// Copyright (c) the JPEG XL Project Authors. All rights reserved.
//
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
#ifndef LIB_JXL_OPSIN_PARAMS_H_
#define LIB_JXL_OPSIN_PARAMS_H_
// Constants that define the XYB color space.
#include "lib/jxl/base/compiler_specific.h"
namespace jxl {
// Returns 3x3 row-major matrix inverse of kOpsinAbsorbanceMatrix.
// opsin_image_test verifies this is actually the inverse.
const float* GetOpsinAbsorbanceInverseMatrix();
void InitSIMDInverseMatrix(const float* JXL_RESTRICT inverse,
float* JXL_RESTRICT simd_inverse,
float intensity_target);
} // namespace jxl
#endif // LIB_JXL_OPSIN_PARAMS_H_
|
