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1. m Code EOCFI DMS SRN 004 d i Ly Cr gt Date 28 March 2014 e 1 m y S a ance ino Version 4 7 Issue 0 S PACE Fi Bape EARTH OBSERVATION MISSION CFI SOFTWARE Release Notes Version 4 7 1 INTRODUCTION This document describes the changes introduced in this release of the Earth Observation Mission CFI Software 2 RELEASE DESCRIPTION 2 1 Software The following table lists the released libraries their version and issue date Lib 28 March 2014 28 Mah 204 28 Mah 2014 only C and JAVA APIs The core API of the above libraries 1s written in C and provides an API for C C and JAVA The libraries installation packages are available for download at the following URL registration required http eop cfi esa int index php mission cfi software eocfi software branch 4 x eocfi v4x download 2 2 Documentation The following documents are available Earth Observation Mission CFI Software Release Notes 4 7 _m ae Code EOCFI DMS SRN 004 d 5 I a Date 28 March 2014 eC 1 m X S N w ww uJ T Version 4 7 Issue 0 S PAC a Page 5 Visibility Software User Manual The documentation is available for download and on line browsing at the following URL http eop cfi esa int index php mission cfi software eocfi software branch 4 x eocfi v4x documentation More information on the Earth Observation CFI Software can be found at the following URL http eop cfi esa int index ph2. ERS Bulletin B is used and a leap second is detected TAI UTC is set to a wrong value 560 Memory leak in xf tree read 5630 XV_zonevistime compute possible memory leak 564 xd write orbit file quality field cannot be written if quality idx gt 8 xf tree cleanup parser global variable global current status accessed without locking the access for other threads 567 xo orbit init file precise propag flag wrongly set 525 535 536 538 543 544 545 547 549 555 556 557 559 560 563 566 567 Earth Observation Mission CFI Software Release Notes 4 7 Code EOCFI DMS SRN 004 deim s esa Z o ayan gt PAG EJ Page 8 5 KNOWN PROBLEMS The updated list of known issues that will be resolved in a future relase can be found at the following URL http eop cfi esa int index php mission cfi software eocfi software branch 4 x known issues branch 4 6 USER SUPPORT For any question related to the usage of the EOCFI or to report a problem please contact EOCEFI Software Support Team email cfi eopp esa int Earth Observation Mission CFI Software Release Notes 4 7
3. and Java API see OrbitId Class 3 4 Visibility Library e New function for zone coverage computation xv_zonevistime coverage The function computes the portion of the input zone that 1s covered by a swath during a set of input time visibility intervals The function computes o The total coverage o The coverage per interval o The coverage per number of intervals Earth Observation Mission CFI Software Release Notes 4 7 m Code EOCFI DMS SRN 004 d Date 28 March 2014 eC m X S Version 4 7 Issue 0 S Eo S Ey Page 7 o The cumulative coverage o The surface area of the zone Equivalent methods are available in the C and Java API see SwathId Class this feature has been requested by the Sentinel 2 project 4 SOLVED PROBLEMS The following Anomalies have been solved XP LOS surface inter No solutions found when intersection with DEM is computed This problem was reported by the Sentinel 3 project m xp dem init crash with long filename This problem was reported by the Sentinel 3 project Java ANXTime with TLE files does not converge xv zone vis time memory allocation problem xl time processing to ascii problem with leap second handling Outlier filter for OSVs removes the wrong OSV xp target list inter Error returned instead of Warning xp target list inter variable accessed inconsistently by threads Visibility Lib function xv zone vis time crash when zone segment is on the equator 55090 When I
4. brary User Manual In order to be able to use the XML validation function in the explorer data handling library it is necessary to install the xerces libraries and the SAX2Count binary The PATH environment variable shall be pointing at the SAX2Count location As of version 4 3 dynamic linking to libxml2 external libraries is no longer required As of version 4 5 user applications using the pointing library need to be built with openmp support adding fopenmp switch in gcc NOTE for MACIN64 platform Xcode users Xcode is the suite of Software development tools provided by Apple e Xcode 4 In Xcode 4 Ilvm gcc is the default compiler Ilvm gec can build an application linking against the EOCFI C libraries Earth Observation Mission CFI Software Release Notes 4 7 Code EOCFI DMS SRN 004 d KW s mM e Date 28 March 2014 e m YS S Version 4 7 Issue 0 SPAC EJ E Page 5 Incompatibilities with C and Java APIs have been found due to missing or redefined symbols e g libgomp the openmp shared library is not provided Xcode 5 As of version 5 Ilvm gcc has been removed from Xcode and the default compiler is clang clang can build an application linking against the EOCFI C libraries However openmp is not supported by clang Therefore the fopenmp shall not be used Functions using parallelized computations e g xp target list functions cannot be used Incompatibilities with C and Java APIs have been fou
5. d e g compiler version 4 2 x for LINUX32 LEGACY LINUX64_ LEGACY MACIN64 e g compiler version 4 5 x for LINUX64 e Microsoft Visual C Compiler Visual Studio 2008 for WINDOWS The following are additional requirements for the JAVA API a JAVA SDK 1s required e Java Standard Edition SE version 6 for all platforms 2 4 Installation Packages The CFI libraries are provided as zip packages eda3b45ca6b5c057 1eSbf fddc7609a92 650d7e63a509db497905f390310d94f3 468 3732d2fc0c2e8b70146155caccdd Earth Observation Mission CFI Software Release Notes 4 7 m Code EOCFI DMS SRN 004 d S a Date 28 March 2014 e m X S ww T Version 4 7 Issue 0 S PACE Fi Page 4 C C C c98d143daf1417572d1fd9373fea3383 C EOCFI 4 7 CPPLIB LINUX64_LEGACY zip cfe044f712387980785cbf56b7caccb7 C EOCFI 4 7 CPPLIB MACIN64 zip 7dfb c9e147d279dfce9308a99e6bf 70 10e2e8d3df134031671961bd597cc204 Dynamic libraries DLLs Static libraries DEM datasets are distributed separately and are available for download at the following URL http eop cfi esa int index php mission cfi software eocfi software support files 2 5 Installation Hints The CFI libraries can be installed by expanding the installation package in any directory For specific hints related to the usage of the libraries please consult Section 6 CFI LIBRARIES INSTALLATION of the General SUM and Section 6 LIBRARY USAGE of each Li
6. he C and Java API see DorisFile Class this feature has been requested by the Sentinel 3 project 3 3 Orbit Library Orbit initialization functions extended support for Sentinel 3 Doris files It is now possible to initialize an orbit id with Doris files for Sentinel 3 using either xo_ orbit init file or xo_orbit_id_ init Since a Doris file for Sentinel 3 does not contain any orbit Earth Observation Mission CFI Software Release Notes 4 7 Code EOCFI DMS SRN 004 d V e Date 28 March 2014 e l m y S D Version 4 7 Issue 0 i os oe S Page 6 numbering information the orbit number starts at 1 with the first Orbit State Vector OSV and increments at each ANX The user can change this numbering using one of the following methods o After orbit id initialization by calling xo orbit _id_ change see below o At orbit initialization with xo orbit init file or xo _ orbit id_init by using XO ORBIT INIT DORIS ORBNUM_ ADJ MODE see below Equivalent methods are available in the C and Java API see OrbitId Class this feature has been requested by the Sentinel 3 project e Orbit initialization functions extended support for SP3 files It is now possible to initialize an orbit id with SP3 files using xo_orbit_init_file or xo orbit id init Equivalent methods are available in the C and Java API see OrbitId Class this feature has been requested by the Metop SG project e Methods to change orbit numbers in an orbit_id It
7. is now possible to change the orbit numbering either by using a reference Orbit Scenario File OSF or setting a given orbit number at a given time This can be achieved via o The new function xo orbit_id change o Using xo orbit init file or xo orbit id init functions and new modes XO ORBIT INIT POF ROF DORIS ORBNUM ADJ MODE with xo orbit init file only change with OSF is alllowed Equivalent methods are available in the C and Java API see OrbitId Class e xo orbit info function extended to compute Spacecraft Midnight SMX SMX is the time just halfway the nadir day night transition and the nadir night day transition Such transitions are times at which the Sun Zenith Angle SZA angle satellite nadir sun is 90 deg In the day night transition the SZA is increasing i e there is a transition from SZA lt 90 to SZA gt 90 In the night day transition the SZA is decreasing 1 e there is a transition from SZA gt 90 to SZA lt 90 If more than one SMX is found in one orbit only the one that is earlier in the orbit is returned Note that this computation is disabled by default The user must enable this computation by prior calling xo orbit info configure see below Equivalent methods are available in the C and Java API see OrbitId Class this feature has been requested by the Sentinel 5P project e New function for xo_orbit_info output configuration xo orbit info configure Equivalent methods are available in the C
8. nd due to missing or redefined symbols e g libgomp the openmp shared library is not provided 3 NEW FEATURES The following sections describe the new features introduced in this release The description refers to the C API Equivalent features and methods are available in the C and JAVA APIs For further details on the presented features the user may want to refer to the User Manual of the related library 3 1 General New Missions supported Jason CS Metop SG Sentinel 5P Mission identifiers for the new supported missions are available this feature has been requested by Jason CS Metop SG and Sentinel 5P projects respectively 3 2 Data Handling Library New function to read SP3 files xd_read_sp3 The xd_read_sp3 CFI function reads a Standard Product 3 C SP3 C File and extracts data from the header and Orbit State Vectors The specification of SP3 C files can be found at the following URL http Aigscb jpl nasa gov igscb data format sp3c txt The new function xd_free_ sp3 can be used to free the memory allocated by xd read sp3 Equivalent methods are available in the C and Java API see SP3File Class this feature has been requested by the Metop SG project Extended function xd_read_ doris This function has been extended to read Doris files for Sentinel 3 The Doris file is composed by a sequence of Doris packets as described in CNES internal document CO SP D0 EA 16222 CN v4 0 Equivalent methods are available in t
9. p mission cfi software eocfi software 2 3 Supported platforms The following platforms are supported by this release of the CFI the following are requirements for the C API e LINUX32 LEGACY e LINUX 32 bits Legacy e Platform Requirements x86 based PC Linux Operating System Kernel version 2 6 x e Software Requirements gcc compiler version 4 2 x glibc C Library version 2 7 e LINUX64 LEGACY e LINUX 64 bits Legacy e Platform Requirements x86 64 based PC Linux Operating System Kernel version 2 6 x Earth Observation Mission CFI Software Release Notes 4 7 Code EOCFI DMS SRN 004 d KW s mM e Date 28 March 2014 e l m y S S Version 4 7 Issue 0 S Sam 3 a Page 3 e Software Requirements gcc compiler version 4 2 x glibc C Library version 2 7 e LINUX64 e LINUX 64 bits e Platform Requirements x86 64 based PC Linux Operating System Kernel version 2 6 x e Software Requirements gcc compiler version 4 5 x glibc C Library version 2 12 e WINDOWS e Microsoft WINDOWS PC 32 bits e Platform Requirements x86 based PC Microsoft Windows XP Operating Systems e Software Requirements Microsoft Visual C Compiler Visual Studio 2008 Professional e MACIN64 e MACOSX on Intel 64 bits e Platform Requirements x86 64 based Mac Computer Mac OS X version 10 5 x e Software Requirements gcc compiler version 4 2 x The following are additional requirements for the C API a C compiler is require
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