INTREPID direct access, import and export formats (R11)
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1. same format OG SG byte and integer 2 To generate INTREPID header information import an ERDAS G byte grids IMAGINE grid as a Binary Image INTREPID can generate an ERDAS IMAGINE header file for any grid dataset so that ERDAS IMAGINE can access it See ArcView MapInfo and ERMapper access to datasets INTREPIDlynx in Configuring and using INTREPID R04 for instructions ERMapper The ERMapper and INTREPID grid formats are identical OG SG INTREPID automatically maintains ERMapper header files with all grid datasets ERMapper and INTREPID can access each other s grid datasets Geosoft GRD Geosoft GRD is an Windows grid format OG SG INTREPID can automatically distinguish the MS DOS format G from the GIPSI UNIX format see below Geosoft GRD OG EX Integer G GIPSI GRD GIPSI GRD is a UNIX grid format GIPSI grid files contain G EX binary data with a 512 byte header followed by the grid data INTREPID can automatically distinguish the Windows format see above from the GIPSI UNIX format GEOPAK GEOPAK software data has this format G EX GXF G EX Geosolutions Image Geosolutions software data has this format G EX GeoTIFF See Image formats OG SG G JPEG See Image formats OG SG G LCT Binary Image G EX NetCDF GRID NetCDF is a self describing data format that is suitable for data OG SG GMT interchange between unrelated software packages NetCDF is also sometimes used as a data archiving format You can obtain information and c2. writing out an FFT transformed grid it will not produce image format output Image formats contain little or no geo location metadata When INTREPID writes in an image format it creates supplementary metadata files When it processes or writes to an image file INTREPID always writes a isi file containing metadata INTREPID can access or write to the following image formats Type Extension Notes Joint Photographic Experts Group Jpg JPEG files contain no geolocation metadata JPEG INTREPID writes a jpgw file identifying origin and cell size The isi file identifies datum and projection Aldus Adobe s public domain tif The TIFF specification contains no Tagged Image File Format TIFF georeference information INTREPID writes a tifw file that contains cell origin and cell size information The isi file identifies datum and projection Georeference or geocoded raster tif The GeoTIFF specification contains imagery using Aldus Adobe s public georeference information including datum domain Tagged Image File Format and projection coun INTREPID writes a tifw file that also contains the cell origin and cell size information The isi file also identifies datum and projection Earth Resource Mapping enhanced ecw This Earth Resource Mapping open standard compressed wavelet ECW compressed image format is only available under Windows It contains its own geolocation information Earth Resource Mapping algorit
3. INTREPID User Manual INTREPID direct access import and export formats R11 1 Library Help Top lt 4 Back gt INTREPID direct access import and export formats R11 This appendix contain a complete list of file and database formats From which INTREPID can import data to an INTREPID dataset OR Which INTREPID can directly access OR To which INTREPID can export from INTREPID datasets OR Direct access by INTREPID Access to Geosoft datasets INTREPID can open and save Geosoft vector gdb and grid grd data files both compressed and uncompressed To save a dataset in Geosoft format just specify the required extension gdb vector or grd grid when you specify the output file INTREPID automatically saves the dataset in the format required For information about preparing to access Geosoft data see Accessing Geosoft files in INTREPID Installation guide S05 Notes about Geosoft dataset processing Uncompressed Geosoft grids do not contain any geolocation data If you want to include this import the Geosoft grid to an INTREPID dataset and add the georeference information to the isi file Do this by setting Geographic Registration in the Import tool See Setting Geographic Registration for vector datasets in Importing to INTREPID datasets T05 and Setting Geographic Registration for a grid dataset in Importing to INTREPID datasets T05 INTREPID supports Geosoft compressed grids For vec
4. TREPID User Manual INTREPID direct access import and export formats R11 2 Library Help Top lt 4 Back gt The Oasis Montaj Viewer driver cannot create or write a new channel with more than 2000 records The native INTREPID Geosoft driver does not have this limitation Once you have nominated your Line X and Y aliases you are unlikely to notice any differences between a native INTREPID database and an Oasis database We have specified extensions in the Geosoft format to allow for the compound data types see Compound data types in INTREPID database file and data structures R05 Tensor Vector Vector Component Gradient Observed Vector Tensor Access to ERMapper data INTREPID grid datsets have identical format to ERMapper grids e ERMapper header ers files can have both upper and lower case text INTREPID treats these files in a case insensitive manner e Itis our policy with grid datasets to always have grid statistics available INTREPID will therefore add statistics to ERMapper header ers files unless you specify otherwise To disable updating of the header file by INTREPID define the system parameter INTREPID_ERMAPPER_UPDATE i e give it a value INTREPID may delete comments lines starting with from the ERMapper header ers file It will not do this if you have disabled header file updating as described in the preceding paragraph Generic Mapping Tools GMT Data Object Design Stu
5. XF Geophysics Exchange Format is a compressed G EX ASCII format with header keywords followed by the data It originated in Canada and is used for grid interchange between software packages Binary Image Binary Image format uses a sequence of binary encoded G EX numbers each value representing a cell of the grid This format is software independent and does not use a header file You can import ARC INFO and ERDAS Imagine byte and integer 2 byte grids as Binary Images DODS Distributes Oceanographic Data Systems ne files OG SG Earth Resources See Image formats OG SG Mapping Algorithm G Earth Resources See Image formats OG SG Mapping ECW G ECS GRDUTE ECS GRDUTE is an ASCII file with a header specifying grid G EX origins and cell sizes The cell data are arranged as 16 x 16 grid blocks ECS Gridfile ECS Gridfile is a binary format which can contain a number of G EX grids The origin for ECS Gridfile format is the bottom left point of the grid Encom Image An Encom Image file is a binary file composed of a header of G 240 bytes followed by the grid values in rows from a starting origin at the bottom left corner Library Help Top 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual INTREPID direct access import and export formats R11 8 Library Help Top lt 4 Back gt Format Description l E ERDAS IMAGINE ERDAS IMAGINE and INTREPID grids have the
6. dio DODS netCDF INTREPID can directly access files and save in Generic Mapping Tools GMT netCDF format You can just open a netCDF cdf or nc file in an INTREPID tool To save a dataset in netCDF format specify the extension cdf or ne with the output file name INTREPID automatically saves the dataset in the format required ESRI ArcShape files INTREPID can directly access files and save in ESRI ArcShape format You can just open an ESRI ArcShape shp file in an INTREPID tool To save a vector dataset in ESRI ArcShape format specify the extension shp with the output file name INTREPID automatically saves the dataset in the format required Direct access to Oracle databases INTREPID can directly access Oracle and other relational databases for read and write See Direct access to relational databases R16 for details Library Help Top 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual Library Help Top Image formats INTREPID direct access import and export formats R11 4 Back gt INTREPID can directly access and write to image formats where this is useful or meaningful Image formats differ from grid formats as follows e Images can only contain integer values with precision sometimes as low as one byte INTREPID automatically reduces real numbers to integer approximations 3 when writing the data Ifan INTREPID tool needs to write real numbers to do its job such as
7. hm alg This Earth Resource Mapping image format rendering language format It contains geolocation information or refers to ers files Library Help Top 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual INTREPID direct access import and export formats R11 4 Library Help Top 4 Back gt Open data access protocol OpenDAP INTREPID JetStream See Open Data Access Protocol and JetStream R17 for information AGSO geophysical data tapes INTREPID contains the specifications for fields and precision of data in geophysical data tapes distributed by the Australian Geological Survey Organisation Geophysical Processing Division The specification file is in ASCII format and has the name BMRStandardChannels and resides in the directory install_path config where install_path is the location of your INTREPID installation See Importing AGSO vector data in Importing to INTREPID datasets T05 for details Import and export formats Library Help Top The following table is a summary only of the data formats For specific instructions about importing data to INTREPID datasets see Importing to INTREPID datasets T05 For specific instructions about exporting data from INTREPID datasets see Exporting from INTREPID datasets T07 For specific instructions about access to INTREPID datasets by other software packages see Accessing INTREPID datasets and tools using other s
8. l used The file BMRStandardChannels in the install_path config directory contains field specifications for this format AGSO Binary Argus The Binary Argus format is currently used by AGSO L AGSO Binary Basos The AGSO Binary Basos format is an old format not currently L used by AGSO AGSO RAF The AGSO RAF format is a compressed archive format that is L usually internal to AGSO ASCII Columns ASCII Columns format is for delimited or fixed field length text L EX files Pt W For importing Data Description Format DDF files contain Pg field specifications for the import file See The INTREPID DDF format R08 for further details For exporting export specification files contain field specifications for the resulting export text file ArcView Shape L EX OV SV W ECS GPCBASE ECS GPCBASE export files have X Y coordinates a line EX number field and a Z field INTREPID uses aliases to identify X Y and line number and prompts you for the Z field ASCII XYZ ASCII XYZ is a format for traverse line data It consists of lines L EX of text records The data for a traverse line consists of a header record with the line number followed by free format X Y Z records The traverse line data is terminated by a blank record This format is compatible with Geosoft XYZ files Geosoft GDB Geosoft vector data file OV EX L SV Pt Pg Geosoft XYZ Geosoft vector data file L EX Pt Pg Geosolutions Geosolutions software BDB files can be of line type or
9. ode for implementing this format from the Internet TIFF See Image formats OG G USGS Image G EX Zmap Zmap is an oil industry standard seismic grid format containing G EX ASCII data Library Help Top 2012 Intrepid Geophysics 4 Back gt
10. oftware in Configuring and using INTREPID R04 For specific instructions about direct INTREPID access to other data formats see Accessing data created by other software in Configuring and using INTREPID R04 In the table the I and E columns indicate whether the formats are available for import direct open export and direct save The columns contain notations as follows L imports to a line dataset Pt imports to a point dataset Pg imports to a polygon dataset OV opens as a vector dataset of appropriate type SV INTREPID can directly save vector datasets into this format G imports to a grid dataset OG opens directly as a grid dataset SG INTREPID can directly save grid datasets into this format EX INTREPID can export into this format W Multi scale edge detection wizard exports in this format 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual INTREPID direct access import and export formats R11 5 Library Help Top lt 4 Back gt More than one symbol indicates that you have a choice of dataset format or that the dataset type is specified in the import file Format Description l E Vector formats AGSO ASCII Argus The ARGUS tape format is a standard for geophysical data L EX exchange developed over many years by AGSO The ARGUS system has now been replaced by INTREPID but the tape format is stil
11. ormat used by the petroleum industry L Contact our technical support service for further information about this format if required VOXEL Geo EX VRML Virtual Reality Markup Language W Grid raster formats AGSO ASCII Grid The AGSO ASCII grid exchange format G EX AGSO Binary Grid The AGSO binary grid exchange format G Library Help Top 2012 Intrepid Geophysics 4 Back gt INTREPID User Manual INTREPID direct access import and export formats R11 7 Library Help Top lt 4 Back gt Format Description l E ARC INFO ARC INFO and INTREPID grids have the same format To G SG generate INTREPID header information import an ARC INFO OG grid as a Binary Image INTREPID can generate an ARC INFO header file for any grid dataset so that ARC INFO can access it For real 4 byte data we suggest that you export the data as an ASCII image then import to ARC INFO See ArcView MapInfo and ERMapper access to datasets INTREPIDlynx in Configuring and using INTREPID R04 for instructions ASCII Image An ASCII Image file consists of a sequence of numbers in G EX ASCII text optionally separated by spaces Each number represents the value of a cell of the grid Grids exported to this format can be imported as ASCII grids to ARC INFO ASCII ImageXYZ ASCII Image XYZ format has X Y and Z values for each cell of EX the grid Data is stored in rows from West to East ASEG GXF ASEG G
12. point L EX type Pt L Library Help Top 2012 Intrepid Geophysics lt 4 Back gt INTREPID User Manual INTREPID direct access import and export formats R11 6 Library Help Top lt 4 Back gt Format Description l E gOcad W GR_820 Radiometric instrument Exploranium GR 820 files have a L binary format INTREPID can import GR 820 binary data blocks into a predetermined vector dataset format The binary data blocks can be alone in a file or embedded in an ASCII columns file If your GR 820 files contain additional information contact our technical support service for assistance with customising the import process See Exploranium GR820 import in The INTREPID DDF format R08 for information about importing GR820 data embedded in ASCII columns files MapInfo MIF EX W Moss Moss is a polygon format often used in government for mining L and prospecting lease boundaries Itis similar to Geosoft XYZ format NetCDF XYZ NetCDF is a self describing data format that is suitable for data OV SV interchange between unrelated software packages NetCDFis L EX also sometimes used as a data archiving format You can obtain Pt information and code for implementing this format from the Pg Internet Oracle databases OV SV Picodas Picodas is an aircraft acquisition data system used by L contractors It can be used for radiometric and magnetic data SEGY SEGY is a seismic line f
13. tor datasets INTREPID stores metadata such as statistics and aliases ina isi file that it automatically adds The first time you open a gdb file in INTREPID INTREPID scans the file and automatically creates the isi file If the gdb file has more than one set of coordinate fields with different datums or projections you need to select the ones that you want to use To select a set of coordinate fields set the X and Y aliases to refer to these fields Use the Project Manager to edit aliases and select datums and projections See e Managing dataset aliases in INTREPID Project Manager T02 Nominating the datum and projection of a dataset in INTREPID Project Manager T02 You may need to check the tie line convention from Oasis INTREPID derives from the gdb file two calculated fields GS_LINE GS_LINETYPE to act as line number and line type fields for INTREPID tools INTREPID does not recognise the Geosoft line selection If you want INTREPID to ignore a line change its linetype field value to 9 INTREPID supports multi tool use of the same database Oasis Montaj Viewer write locks the gdb If you want multi tool access don t open it with Oasis Montaj Viewer at that time INTREPID automatically allows for the differing sampling rate in gdb files Both INTREPID and Oasis use the POSC underlying specification for datums and projections Library Help Top 2012 Intrepid Geophysics 4 Back gt IN
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