diff options
Diffstat (limited to 'third_party/jpeg-xl/lib/jxl/enc_linalg.h')
| -rw-r--r-- | third_party/jpeg-xl/lib/jxl/enc_linalg.h | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/third_party/jpeg-xl/lib/jxl/enc_linalg.h b/third_party/jpeg-xl/lib/jxl/enc_linalg.h index 791770d5d4..b9a36c7ca1 100644 --- a/third_party/jpeg-xl/lib/jxl/enc_linalg.h +++ b/third_party/jpeg-xl/lib/jxl/enc_linalg.h @@ -8,16 +8,16 @@ // Linear algebra. -#include "lib/jxl/base/compiler_specific.h" -#include "lib/jxl/image.h" +#include <array> namespace jxl { -using ImageD = Plane<double>; +typedef std::array<double, 2> Vector2; +// NB: matrix2x2[row][column] +typedef std::array<Vector2, 2> Matrix2x2; // A is symmetric, U is orthogonal, and A = U * Diagonal(diag) * Transpose(U). -void ConvertToDiagonal(const ImageD& A, ImageD* JXL_RESTRICT diag, - ImageD* JXL_RESTRICT U); +void ConvertToDiagonal(const Matrix2x2& A, Vector2& diag, Matrix2x2& U); } // namespace jxl |