2023-06-20 11:43:33 +00:00
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/*==================================================================================================================================*\
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|| ||
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|| /$$$$$$$ /$$ /$$ /$$ /$$ ||
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|| | $$__ $$|__/ | $$ /$ | $$| $$ ||
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|| | $$ \ $$ /$$ /$$$$$$ | $$ /$$$| $$| $$$$$$$ /$$$$$$ /$$$$$$ /$$$$$$ ||
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|| | $$$$$$$ | $$ /$$__ $$ | $$/$$ $$ $$| $$__ $$ /$$__ $$ /$$__ $$ /$$__ $$ ||
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|| | $$__ $$| $$| $$ \ $$ | $$$$_ $$$$| $$ \ $$| $$ \ $$| $$ \ $$| $$ \ $$ ||
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|| | $$ \ $$| $$| $$ | $$ | $$$/ \ $$$| $$ | $$| $$ | $$| $$ | $$| $$ | $$ ||
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|| | $$$$$$$/| $$| $$$$$$$ | $$/ \ $$| $$ | $$| $$$$$$/| $$$$$$/| $$$$$$$/ ||
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|| |_______/ |__/ \____ $$ |__/ \__/|__/ |__/ \______/ \______/ | $$____/ ||
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|| /$$ \ $$ | $$ ||
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|| | $$$$$$/ | $$ ||
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|| \______/ |__/ ||
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|| ||
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|| File: header.h ||
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|| ----- ||
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|| ||
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|| DESCRIPTION: ||
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|| ------------ ||
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|| This file defines simple read and write functions used to access conforming eas3 datasets. ||
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|| ||
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|| STRUCTS: ||
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|| -------- ||
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|| - eas3_std_params ||
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|| ||
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|| PUBLIC FUNCTIONS: ||
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|| ----------------- ||
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|| - read_eas3 ||
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|| - write_eas3 ||
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|| ||
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|| DEVELOPMENT HISTORY: ||
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|| -------------------- ||
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|| ||
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|| Date Author Change Id Release Description Of Change ||
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|| ---- ------ --------- ------- --------------------- ||
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|| - Patrick Vogler B87D120 V 0.1.0 header file created ||
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|| ||
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|| -------------------------------------------------------------------------------------------------------------------- ||
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|| ||
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|| Copyright (c) 2023, High Performance Computing Center - University of Stuttgart ||
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|| ||
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|| Redistribution and use in source and binary forms, with or without modification, are permitted provided that the ||
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|| following conditions are met: ||
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|| ||
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|| (1) Redistributions of source code must retain the above copyright notice, this list of conditions and ||
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|| the following disclaimer. ||
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|| ||
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|| (2) Redistributions in binary form must reproduce the above copyright notice, this list of conditions ||
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|| and the following disclaimer in the documentation and/or other materials provided with the ||
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|| distribution. ||
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|| ||
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|| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, ||
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|| INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE ||
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|| DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ||
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|| SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR ||
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|| SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, ||
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|| WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE ||
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|| USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. ||
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|| ||
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\*==================================================================================================================================*/
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#ifndef EAS3_H
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#define EAS3_H
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2024-02-22 15:25:52 +00:00
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/************************************************************************************************************\
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|| _ _ _ ____ _ _ _ ___ ____ ||
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|| | |\ | | | | | | \ |___ ||
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|| | | \| |___ |___ |__| |__/ |___ ||
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|| ||
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\************************************************************************************************************/
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#include <bwc.h>
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#include <stdio.h>
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#include <stdint.h>
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2023-06-20 11:43:33 +00:00
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2024-02-22 15:25:52 +00:00
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/************************************************************************************************************\
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|| _ _ ____ ____ ____ ____ ____ ||
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|| |\/| |__| | |__/ | | [__ ||
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|| | | | | |___ | \ |__| ___] ||
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|| ||
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\************************************************************************************************************/
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/*----------------------------------------------------------------------------------------------------------*\
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! DESCRIPTION: !
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! ------------ !
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! !
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! These macros are used to identify the spatial and temporal dimensions. !
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! !
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! MACROS: !
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! ------- !
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! Name Description !
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! ---- ----------- !
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! DIM_X, DIM_Y, DIM_Z - Spatial Dimensions !
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! !
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! DIM_TS - Temporal Dimension !
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! !
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! DIM_ALL - All Dimensions !
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! !
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! DEVELOPMENT HISTORY: !
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! -------------------- !
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! !
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! Date Author Change Id Release Description !
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! ---- ------ --------- ------- ----------- !
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! 04.12.2017 Patrick Vogler B87D120 V 0.1.0 macros created !
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! !
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\*----------------------------------------------------------------------------------------------------------*/
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#define DIM_X 1
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#define DIM_Y 2
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#define DIM_Z 4
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#define DIM_TS 8
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#define DIM_ALL 15
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2023-06-20 11:43:33 +00:00
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2024-02-22 15:25:52 +00:00
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/*----------------------------------------------------------------------------------------------------------*\
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! DESCRIPTION: !
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! ------------ !
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! !
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! These macros are used to instruct the read_eas3_header function. !
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! !
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! Macros: !
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! ------- !
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! Macro Description !
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! ----- ----------- !
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! EAS3_NO_ATTR 1 - Specifies that no attributes are present in the bit- !
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! stream. !
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! !
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! EAS3_ALL_ATTR 2 - Specifies that all attributes are present in the bit- !
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! bitstream. !
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! !
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! ATTRLEN 10 - Defines the number of bytes used to define an attrib- !
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! ute. !
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! !
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! UDEFLEN 20 - Defines the number of bytes used to define a user de- !
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! fined data. !
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! !
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! EAS3_NO_G 1 - Specifies that no geometry data is present in the bit- !
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! stream. !
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! !
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! EAS3_X0DX_G 2 - Specifies that a start value and step size are present !
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! in the bitstream. !
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! !
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! EAS3_UDEF_G 3 - Specifies that ng = number of coordinate data is pres- !
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! ent in the bitstream. !
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! !
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! EAS3_ALL_G 4 - Specifies that an element for every appropriate di- !
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! mension is present in the bitstream. !
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! !
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! EAS3_FULL_G 5 - Specifies that an element for every dimension is pres- !
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! ent in the bitstream. !
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! !
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! EAS3_NO_UDEF 1 - Specifies that no user defined data is present in the !
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! bitstream. !
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! !
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! EAS3_ALL_UDEF 2 - Specifies that all user defined fields are present in !
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! the bitstream. !
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! !
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! EAS3_INT_UDEF 3 - Specifies that an user defined integer field is pres- !
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! ent in the bitstream. !
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! !
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! DEVELOPMENT HISTORY: !
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! -------------------- !
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! !
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! Date Author Change Id Release Description Of Change !
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! ---- ------ --------- ------- --------------------- !
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! 20.06.2018 Patrick Vogler B87D120 V 0.1.0 Macros created !
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\*----------------------------------------------------------------------------------------------------------*/
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#define EAS3_NO_ATTR 0x100000000000000
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#define EAS3_ALL_ATTR 0x200000000000000
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2023-06-20 11:43:33 +00:00
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2024-02-22 15:25:52 +00:00
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#define EAS2_TYPE 0x100000000000000
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#define EAS3_TYPE 0x200000000000000
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2023-06-20 11:43:33 +00:00
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2024-02-22 15:25:52 +00:00
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#define ATTRLEN 10
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#define UDEFLEN 20
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2023-06-20 11:43:33 +00:00
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2024-02-22 15:25:52 +00:00
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#define EAS3_NO_G 0x100000000000000
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#define EAS3_X0DX_G 0x200000000000000
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#define EAS3_UDEF_G 0x300000000000000
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#define EAS3_ALL_G 0x400000000000000
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#define EAS3_FULL_G 0x500000000000000
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2023-06-20 11:43:33 +00:00
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2024-02-22 15:25:52 +00:00
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#define EAS3_NO_UDEF 0x100000000000000
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#define EAS3_ALL_UDEF 0x200000000000000
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#define EAS3_INT_UDEF 0x300000000000000
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2023-06-20 11:43:33 +00:00
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2024-02-22 15:25:52 +00:00
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#define AUX_SIZE 0x8000
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2023-06-20 11:43:33 +00:00
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2024-02-22 15:25:52 +00:00
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/************************************************************************************************************\
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|| ___ _ _ ___ ____ ____ ||
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|| | \_/ |__] |___ [__ ||
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|| | | | |___ ___] ||
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|| ||
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\************************************************************************************************************/
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/*----------------------------------------------------------------------------------------------*\
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! !
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! DESCRIPTION: !
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! ------------ !
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! !
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! This structure is used to read/assemble a packed codestream during coding. The !
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! byte buffer is flushed to the packed stream as soon as the a single byte has !
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! been assembled. !
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! !
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\*----------------------------------------------------------------------------------------------*/
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typedef struct
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{
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2024-10-15 15:53:29 +00:00
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//TODO: remove
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uchar error; // Error flag used during streaming.
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2024-10-15 15:53:29 +00:00
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uint64 size;
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uint64 position;
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//TODO: remove
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2024-02-22 15:25:52 +00:00
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uint64 L; // Number of bytes written to/from stream.
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//TODO: remove
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uint64 Lmax; // Size of packed stream.
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uint64 size_incr; // Size incrmnt used for stream assembly.
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2024-10-15 15:53:29 +00:00
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//TODO: remove
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uint8 T; // Byte buffer.
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int8 t; // Byte buffer counter.
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uchar *access; // Pointer used to parse packed stream.
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uchar *memory; // Memory handle for packed stream chunck.
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} bitstream;
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/*----------------------------------------------------------------------------------------------------------*\
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! STRUCT NAME: eas3_header !
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! ----------- !
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! !
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! DESCRIPTION: !
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! ------------ !
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! This structure is used to store the eas3 header information. For a more thorough discussion !
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! of the eas3 datatype see: !
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! !
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! https://wiki.iag.uni-stuttgart.de/eas3wiki/index.php/EAS3_File_Format/de !
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! !
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! PARAMETERS: !
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! ----------- !
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! Variable Type Description !
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! -------- ---- ----------- !
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! file_type unsigned int(64 bit) - Defines an identifier for the EAS type. !
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! !
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! accuracy unsigned int(64 bit) - Defines the accuracy of an eas3 file. !
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! !
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! nzs unsigned int(64 bit) - Variable defining the temporal size of !
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! the uncompressed dataset. !
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! !
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! npar unsigned int(64 bit) - Defines the number of parameters in the !
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! eas3 dataset. !
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! !
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! ndim1, -2, -3 unsigned int(64 bit) - Variables defining the spatial size of !
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! the eas3 dataset. !
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! !
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! attribute_mode; unsigned int(64 bit) - Defines an identifier used to signal !
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! the attribute mode of the eas3 file. !
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! !
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! gmode_time unsigned int(64 bit) - Defines the geometry mode for the temp- !
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! oral dimension. !
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! !
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! gmode_param unsigned int(64 bit) - Defines the geometry mode for the para- !
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! meters. !
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! !
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! gmode_dim1 unsigned int(64 bit) - Defines the geometry mode for the first !
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! spatial dimension. !
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! !
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! gmode_dim2 unsigned int(64 bit) - Defines the geometry mode for the sec- !
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! ond spatial dimension. !
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! !
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! gmode_dim3 unsigned int(64 bit) - Defines the geometry mode for the third !
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! spatial dimension. !
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! !
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! size_time unsigned int(64 bit) - Defines the geometry array size for the !
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! temporal dimension. !
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! !
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! size_parameter unsigned int(64 bit) - Defines the geometry array size for the !
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! parameters. !
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! !
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! size_dim1 unsigned int(64 bit) - Defines the geometry array size for the !
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! first spatial dimension. !
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! !
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! size_dim2 unsigned int(64 bit) - Defines the geometry array size for the !
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! second spatial dimension. !
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! !
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! size_dim3 unsigned int(64 bit) - Defines the geometry array size for the !
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! third spatial dimension. !
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! !
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! udef_param unsigned int(64 bit) - Defines a marker used to signal which !
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! user defined parameters are present in !
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! the eas3 file. !
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! !
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! udef_char_size unsigned int(64 bit) - Defines the size for the user defined !
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! char array. !
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! !
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! udef_int_size unsigned int(64 bit) - Defines the size for the user defined !
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! int array. !
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! !
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! udef_real_size unsigned int(64 bit) - Defines the size for the user defined !
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! real array. !
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! !
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! DEPENDENCIES: !
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! ------------- !
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! Variable Type Description !
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! -------- ---- ----------- !
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! - - - !
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! !
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! DEVELOPMENT HISTORY: !
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! -------------------- !
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! !
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! Date Author Change Id Release Description Of Change !
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! ---- ------ --------- ------- --------------------- !
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! 20.06.2018 Patrick Vogler B87D120 V 0.1.0 struct created !
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! !
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\*----------------------------------------------------------------------------------------------------------*/
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typedef struct
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{
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uint64_t file_type;
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uint64_t accuracy;
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2024-10-15 15:53:29 +00:00
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uint64_t nts;
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2024-02-22 15:25:52 +00:00
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uint64_t npar;
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uint64_t ndim1;
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uint64_t ndim2;
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uint64_t ndim3;
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uint64_t attribute_mode;
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uint64_t gmode_time;
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uint64_t gmode_param;
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uint64_t gmode_dim1;
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uint64_t gmode_dim2;
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uint64_t gmode_dim3;
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uint64_t size_time;
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uint64_t size_parameter;
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uint64_t size_dim1;
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uint64_t size_dim2;
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uint64_t size_dim3;
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uint64_t udef_param;
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uint64_t udef_char_size;
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uint64_t udef_int_size;
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uint64_t udef_real_size;
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} eas3_std_params;
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2024-10-15 15:53:29 +00:00
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2024-10-16 08:19:30 +00:00
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/*----------------------------------------------------------------------------------------------*\
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! !
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! DESCRIPTION: !
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! ------------ !
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! !
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! This structure is used to store field names eas3 file. !
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! !
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\*----------------------------------------------------------------------------------------------*/
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typedef struct name
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{
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char name[24]; // Parameter name.
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uint8 id; // Parameter index.
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struct name *next; // Next element in linked-list.
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struct name *root; // Linked-list root.
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} eas3_param_names;
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2024-10-15 15:53:29 +00:00
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/*----------------------------------------------------------------------------------------------*\
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! !
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! DESCRIPTION: !
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! ------------ !
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! !
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! This structure is used to read eas3 stuff. !
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! !
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\*----------------------------------------------------------------------------------------------*/
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typedef struct
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{
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2024-10-16 08:19:30 +00:00
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eas3_param_names *param_names;
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2024-10-15 15:53:29 +00:00
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eas3_std_params params;
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struct field
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{
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double *d;
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float *f;
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} field;
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bitstream *aux;
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} eas3_data;
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2024-02-22 15:25:52 +00:00
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/************************************************************************************************************\
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|| ___ _ _ ___ _ _ ____ ____ _ _ _ _ ____ ___ _ ____ _ _ ____ ||
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|| |__] | | |__] | | | |___ | | |\ | | | | | | |\ | [__ ||
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|| | |__| |__] |___ | |___ | |__| | \| |___ | | |__| | \| ___] ||
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|| ||
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\************************************************************************************************************/
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/*----------------------------------------------------------------------------------------------------------*\
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! FUNCTION NAME: bwc_data* read_eas3(const char* const filename) !
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! -------------- !
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! !
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! DESCRIPTION: !
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! ------------ !
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! This function opens an eas3 file and checks it for its validity. Once the specified file !
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! has been verified, its header and flow field data is read and stored in the bwc_data !
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! structure. !
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! !
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\*----------------------------------------------------------------------------------------------------------*/
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bwc_data*
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|
|
read_eas3(char *const filename);
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|
|
/*----------------------------------------------------------------------------------------------------------*\
|
|
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|
|
! FUNCTION NAME: uchar write_eas3(bwc_data *const file, char *const filename) !
|
|
|
|
|
! -------------- !
|
|
|
|
|
! !
|
|
|
|
|
! DESCRIPTION: !
|
|
|
|
|
! ------------ !
|
|
|
|
|
! This function creates a valid eas3 file from the information stored in the bwc_data !
|
|
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|
|
! structure. !
|
|
|
|
|
! !
|
|
|
|
|
\*----------------------------------------------------------------------------------------------------------*/
|
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|
|
uchar
|
|
|
|
|
write_eas3(bwc_data *const file, char *const filename);
|
2023-06-20 11:43:33 +00:00
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#endif
|
