BigWhoop/include/library/private/tier1.h
2023-06-20 13:43:33 +02:00

153 lines
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16 KiB
C
Executable file

/*==================================================================================================================================*\
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|| File: tier1.h ||
|| ----- ||
|| ||
|| DESCRIPTION: ||
|| ------------ ||
|| DESCRIPTION NEEDED. ||
|| ||
|| STRUCTS: ||
|| -------- ||
|| ||
|| PUBLIC FUNCTIONS: ||
|| ----------------- ||
|| ||
|| DEVELOPMENT HISTORY: ||
|| -------------------- ||
|| ||
|| Date Author Change Id Release Description Of Change ||
|| ---- ------ --------- ------- --------------------- ||
|| - Patrick Vogler B87D120 V 0.1.0 header file created ||
|| ||
|| -------------------------------------------------------------------------------------------------------------------- ||
|| ||
|| Copyright (c) 2023, High Performance Computing Center - University of Stuttgart ||
|| ||
|| Redistribution and use in source and binary forms, with or without modification, are permitted provided that the ||
|| following conditions are met: ||
|| ||
|| (1) Redistributions of source code must retain the above copyright notice, this list of conditions and ||
|| the following disclaimer. ||
|| ||
|| (2) Redistributions in binary form must reproduce the above copyright notice, this list of conditions ||
|| and the following disclaimer in the documentation and/or other materials provided with the ||
|| distribution. ||
|| ||
|| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, ||
|| INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE ||
|| DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ||
|| SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR ||
|| SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, ||
|| WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE ||
|| USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. ||
|| ||
\*==================================================================================================================================*/
#ifndef TIER1_H
#define TIER1_H
/************************************************************************************************************\
|| _ _ _ ____ _ _ _ ___ ____ ||
|| | |\ | | | | | | \ |___ ||
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\************************************************************************************************************/
#include "types.h"
/************************************************************************************************************\
|| _ _ ____ ____ ____ ____ ____ ||
|| |\/| |__| | |__/ | | [__ ||
|| | | | | |___ | \ |__| ___] ||
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\************************************************************************************************************/
/*----------------------------------------------------------------------------------------------------------*\
! DESCRIPTION: !
! ------------ !
! !
! This macro defines the maximum decomposition level up to which the wavelet filer energy gain !
! is calculated. Beyond the maximum decomposition level the energy gain will only be !
! approximated. !
! !
! Macros: !
! ------- !
! Macro Description !
! ----- ----------- !
! MAX_DECOMPOSITION_LEVELS - Maximum number of wavelet layers for which the energy !
! gain is calculated. !
! !
! DEVELOPMENT HISTORY: !
! -------------------- !
! !
! Date Author Change Id Release Description Of Change !
! ---- ------ --------- ------- --------------------- !
! 20.03.2018 Patrick Vogler B87D120 V 0.1.0 Macros created !
\*----------------------------------------------------------------------------------------------------------*/
#define DISTORTION_DELTA 0.5f
#define DISTORTION_MANTISSA 5
#define DISTORTION_PRECISION 6
/*----------------------------------------------------------------------------------------------------------*\
! DESCRIPTION: !
! ------------ !
! !
! These macros define the irrational coefficients for the high and low pass synthesis filters !
! associated with the (5-3) LeGall-Wavelet. !
! !
! Macros: !
! ------- !
! Macro Description !
! ----- ----------- !
! DWT_5X3_H0 - Coefficients for the (9-7) !
! DWT_5X3_H1 low pass synthesis filter. !
! !
! DWT_5X3_G0 !
! DWT_5X3_G1 - Coefficients for the (9-7) !
! DWT_5X3_G2 high pass synthesis filter. !
! !
! DEVELOPMENT HISTORY: !
! -------------------- !
! !
! Date Author Change Id Release Description Of Change !
! ---- ------ --------- ------- --------------------- !
! 20.03.2018 Patrick Vogler B87D120 V 0.1.0 Macros created !
\*----------------------------------------------------------------------------------------------------------*/
#define DWT_5X3_H0 1.0f
#define DWT_5X3_H1 0.5f
#define DWT_5X3_G0 0.75f
#define DWT_5X3_G1 -0.25f
#define DWT_5X3_G2 -0.125f
/************************************************************************************************************\
|| ___ _ _ ___ _ _ ____ ____ _ _ _ _ ____ ___ _ ____ _ _ ____ ||
|| |__] | | |__] | | | |___ | | |\ | | | | | | |\ | [__ ||
|| | |__| |__] |___ | |___ | |__| | \| |___ | | |__| | \| ___] ||
|| ||
\************************************************************************************************************/
/*----------------------------------------------------------------------------------------------------------*\
! TYPE NAME: Template !
! ----------- !
! !
! DESCRIPTION: !
! ------------ !
! DESCRIPTION NEEDED !
! !
\*----------------------------------------------------------------------------------------------------------*/
uchar
t1_encode(bwc_field *const field, bwc_tile *const tile, bwc_parameter *const parameter);
uchar
t1_decode(bwc_field *const field, bwc_tile *const tile, bwc_parameter *const parameter);
#endif