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GVAR McIDAS native projection support added for Raytheon satellite.mcidas decoder.

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Former-commit-id: 17f3681bd0 [formerly bf979e7040]
Former-commit-id: b9f2552744
This commit is contained in:
AWIPS User 2015-05-19 17:05:46 -05:00 • committed by mjames-upc
parent e6e79a8599
commit 659fac2925
5 changed files with 210 additions and 42 deletions
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3
edexOsgi/com.raytheon.edex.plugin.satellite/META-INF/MANIFEST.MF
View file

@ -23,3 +23,6 @@ Require-Bundle: com.raytheon.uf.common.dataplugin;bundle-version="1.12.1174",
com.raytheon.uf.edex.database;bundle-version="1.0.0",
com.raytheon.uf.edex.menus;bundle-version="1.0.0",
com.raytheon.uf.common.numeric;bundle-version="1.14.0"
Import-Package: gov.noaa.nws.ncep.common.tools,
gov.noaa.nws.ncep.edex.util,
org.apache.commons.codec.binary

88
edexOsgi/com.raytheon.edex.plugin.satellite/src/com/raytheon/edex/util/satellite/SatSpatialFactory.java
View file

@ -20,15 +20,19 @@
package com.raytheon.edex.util.satellite;
import java.awt.geom.Rectangle2D;
import gov.noaa.nws.ncep.common.tools.IDecoderConstantsN;
import org.geotools.geometry.DirectPosition2D;
import org.opengis.referencing.crs.ProjectedCRS;
import org.opengis.referencing.operation.MathTransform;
import com.raytheon.edex.plugin.satellite.SatelliteDecoderException;
import com.raytheon.edex.plugin.satellite.dao.SatMapCoverageDao;
import com.raytheon.uf.common.dataplugin.satellite.SatMapCoverage;
import com.raytheon.uf.common.geospatial.MapUtil;
import com.vividsolutions.jts.geom.Envelope;
import com.vividsolutions.jts.geom.Geometry;
import com.vividsolutions.jts.io.WKTReader;
/**
*
@ -48,7 +52,7 @@ import com.vividsolutions.jts.geom.Envelope;
* Nov 05, 2014 2714 bclement replaced DecoderException with SatelliteDecoderException
* Nov 05, 2014 3788 bsteffen use getOrCreateCoverage in place of queryByMapId
* May 11, 2015 mjames South polar stereogrpahic support added.
*
* 05/19/2015 mjames@ucar Added decoding of GVAR native projection products
*
* </pre>
*/
@ -68,6 +72,8 @@ public class SatSpatialFactory {
public static final int UNDEFINED = -1;
public static final int PROJ_GVAR = 7585;
/** The singleton instance */
private static SatSpatialFactory instance;
@ -210,6 +216,58 @@ public class SatSpatialFactory {
return getCoverageSingleCorner(crsType, nx, ny, lov, latin, latin, la1, lo1, dx, dy);
}
public SatMapCoverage getCoverageNative(int crsType, int nx, int ny,
double reflon, int upperLeftElement, int upperLeftLine,
int xres, int yres, ProjectedCRS crs)
throws SatelliteDecoderException {
try {
// Construct the polygon constructor String
StringBuffer buffer = new StringBuffer();
buffer.append("POLYGON((");
buffer.append(reflon - 90. + " -90.0,");
buffer.append(reflon + 90. + " -90.0,");
buffer.append(reflon + 90. + " 90.0,");
buffer.append(reflon - 90. + " 90.0,");
buffer.append(reflon - 90. + " -90.0");
buffer.append("))");
// Create the geometry from the constructed String
Geometry geometry = new WKTReader().read(buffer.toString());
// Construct rectangle
double minX = upperLeftElement;
int maxX = upperLeftElement + (nx * xres);
double minY = upperLeftLine + (ny * yres);
minY = -minY;
int maxY = -1 * upperLeftLine;
Rectangle2D rect = new Rectangle2D.Double(minX,
minY, maxX, maxY);
SatMapCoverage coverage = createCoverageFromNative(crsType, nx, ny,
reflon, upperLeftElement, upperLeftLine,
xres, yres, crs, geometry );
return checkPersisted(coverage);
} catch (Exception e) {
StringBuilder buf = new StringBuilder();
buf.append(
"Error getting or constructing SatMapCoverage for values: ")
.append("\n\t");
buf.append("crsType=" + crsType).append("\n\t");
buf.append("nx=" + nx).append("\n\t");
buf.append("ny=" + ny).append("\n\t");
buf.append("reflon=" + reflon).append("\n\t");
buf.append("upperLeftElement=" + upperLeftElement).append("\n\t");
buf.append("upperLeftLine=" + upperLeftLine).append("\n\t");
buf.append("xres=" + xres).append("\n\t");
buf.append("yres=" + yres).append("\n\t");
throw new SatelliteDecoderException(buf.toString(), e);
}
}
/**
*
* Create a {@link SatMapCoverage} with an area defined by two corners. The
@ -310,6 +368,29 @@ public class SatSpatialFactory {
envelope.getMinY(), nx, ny, dx, dy, crs);
}
/**
* Create a SatMapCoverage from native projection
*/
private static SatMapCoverage createCoverageFromNative(Integer crsType,
Integer nx, Integer ny, double reflon, int upperLeftElement,
int upperLeftLine, int xres, int yres, ProjectedCRS crs,
Geometry geometry) {
// do your shit here.
float dx = IDecoderConstantsN.FLOAT_MISSING;
float dy = IDecoderConstantsN.FLOAT_MISSING;
double minX, minY;
//if (crsType == PROJ_GVAR) { // for native projection
minX = upperLeftElement;
minY = upperLeftLine + (ny * yres);
minY = -minY;
return new SatMapCoverage(crsType, minX, minY, nx, ny,
dx, dy, crs, geometry);
}
/**
* Create a {@link ProjectedCRS} from a crsType and some parameters.
*
@ -377,4 +458,7 @@ public class SatSpatialFactory {
MapUtil.AWIPS_EARTH_RADIUS, latin, lov);
}
}

24
edexOsgi/com.raytheon.uf.common.dataplugin.satellite/src/com/raytheon/uf/common/dataplugin/satellite/SatMapCoverage.java
View file

@ -80,7 +80,8 @@ import com.vividsolutions.jts.geom.Polygon;
* Apr 11, 2014 2947 bsteffen Fix equals
* Oct 16, 2014 3454 bphillip Upgrading to Hibernate 4
* Nov 05, 2014 3788 bsteffen Make gid a sequence instead of a hash.
*
* May 19, 2015 mjames@ucar Added decoding of GVAR native projection products,
* increased crsWKT to 5120 for GVAR the_geom
* </pre>
*/
@Entity
@ -92,6 +93,8 @@ import com.vividsolutions.jts.geom.Polygon;
public class SatMapCoverage extends PersistableDataObject<Object> implements
IGridGeometryProvider {
public static final int PROJ_GVAR = 7585;
private static final long serialVersionUID = 1L;
@Id
@ -102,7 +105,8 @@ public class SatMapCoverage extends PersistableDataObject<Object> implements
/**
* The projection of the map coverage 1=Mercator, 3=Lambert Conformal
* 5=Polar Stereographic
* 5=Polar Stereographic, 7585 = native satellite navigation e.g.
* GVAR, ...
*
* @deprecated This field is only useful for GINI satellite format decoding
* and should not be in the coverage object
@ -110,7 +114,6 @@ public class SatMapCoverage extends PersistableDataObject<Object> implements
@Column
@XmlAttribute
@DynamicSerializeElement
@Deprecated
private Integer projection;
/** Minimum x coordinate in crs space */
@ -149,7 +152,7 @@ public class SatMapCoverage extends PersistableDataObject<Object> implements
@DynamicSerializeElement
private double dy;
@Column(length = 2047)
@Column(length = 5120)
@XmlAttribute
@DynamicSerializeElement
private String crsWKT;
@ -379,9 +382,16 @@ public class SatMapCoverage extends PersistableDataObject<Object> implements
@Override
public GridGeometry2D getGridGeometry() {
GridEnvelope gridRange = new GridEnvelope2D(0, 0, getNx(), getNy());
Envelope crsRange = new Envelope2D(getCrs(), new Rectangle2D.Double(
minX, minY, getNx() * getDx(), getNy() * getDy()));
GridEnvelope gridRange;
Envelope crsRange;
int nx = getNx();
int ny = getNy();
gridRange = new GridEnvelope2D(0, 0, getNx(), getNy());
crsRange = new Envelope2D(getCrs(), new Rectangle2D.Double(
minX, minY, getNx() * getDx(), getNy() * getDy()));
return new GridGeometry2D(gridRange, crsRange);
}

3
edexOsgi/com.raytheon.uf.edex.plugin.satellite.mcidas/META-INF/MANIFEST.MF
View file

@ -16,5 +16,6 @@ Bundle-RequiredExecutionEnvironment: JavaSE-1.7
Import-Package: com.raytheon.uf.common.localization,
com.raytheon.uf.common.menus,
com.raytheon.uf.common.menus.xml,
com.raytheon.uf.common.status
com.raytheon.uf.common.status,
org.apache.commons.codec.binary
Export-Package: com.raytheon.uf.edex.plugin.satellite.mcidas

120
edexOsgi/com.raytheon.uf.edex.plugin.satellite.mcidas/src/com/raytheon/uf/edex/plugin/satellite/mcidas/McidasSatelliteDecoder.java
View file

@ -26,6 +26,9 @@ import java.util.Calendar;
import java.util.GregorianCalendar;
import java.util.TimeZone;
import org.apache.commons.codec.binary.Base64;
import org.opengis.referencing.crs.ProjectedCRS;
import com.raytheon.edex.esb.Headers;
import com.raytheon.edex.exception.DecoderException;
import com.raytheon.edex.util.satellite.SatSpatialFactory;
@ -33,6 +36,7 @@ import com.raytheon.uf.common.dataplugin.PluginDataObject;
import com.raytheon.uf.common.dataplugin.satellite.SatMapCoverage;
import com.raytheon.uf.common.dataplugin.satellite.SatelliteRecord;
import com.raytheon.uf.common.datastorage.records.IDataRecord;
import com.raytheon.uf.common.geospatial.MapUtil;
import com.raytheon.uf.common.status.IUFStatusHandler;
import com.raytheon.uf.common.status.UFStatus;
import com.raytheon.uf.common.time.DataTime;
@ -71,7 +75,8 @@ import com.raytheon.uf.edex.plugin.satellite.mcidas.util.McidasSatelliteLookups.
* IDataRecord required by the SatelliteDao
* 12/03/2013 DR 16841 D. Friedman Allow record overwrites
* 09/18/2014 3627 mapeters Updated deprecated method calls.
* 05/11/2015 mjames PS (south and north) stereogrpahic support added.
* 05/11/2015 mjames@ucar PS (south and north) stereogrpahic support added.
* 05/19/2015 mjames@ucar Added decoding of GVAR native projection products
* </pre>
*
* @author
@ -90,6 +95,8 @@ public class McidasSatelliteDecoder {
private static final int RADIUS = 6371200;
final int SIZE_OF_AREA = 256;
private static final double HALFPI = Math.PI / 2.;
private static final double RTD = 180. / Math.PI;
@ -134,9 +141,17 @@ public class McidasSatelliteDecoder {
* @throws Exception
*/
private PluginDataObject[] decodeMcidasArea(byte[] data) throws Exception {
byte[] area = null;
byte[] nonAreaBlock = new byte[data.length - SIZE_OF_AREA];
area = new byte[SIZE_OF_AREA];
System.arraycopy(data, 0, area, 0, SIZE_OF_AREA);
System.arraycopy(data, SIZE_OF_AREA, nonAreaBlock, 0,
nonAreaBlock.length);
ByteBuffer buf = ByteBuffer.wrap(data);
buf.order(ByteOrder.LITTLE_ENDIAN);
// Decode the directory block
if (buf.getInt() != 0) {
formatError(UNEXPECTED_HEADER_VALUE);
@ -148,24 +163,37 @@ public class McidasSatelliteDecoder {
formatError(UNEXPECTED_HEADER_VALUE);
}
}
int sensorSourceNumber = buf.getInt();
int yyyddd = buf.getInt();
int hhmmss = buf.getInt();
int ulImageLine = buf.getInt();
int ulImageElement = buf.getInt();
buf.getInt(); // reserved
int nLines = buf.getInt();
int nElementsPerLine = buf.getInt();
int nBytesPerElement = buf.getInt();
int lineResolution = buf.getInt();
int elementResolution = buf.getInt();
int nBands = buf.getInt();
int linePrefixLength = buf.getInt();
/* int projectNumber = */buf.getInt();
/* int creationYyyddd = */buf.getInt();
/* int creationHhmmss = */buf.getInt();
int bandMap1to32 = buf.getInt();
int bandMap33to64 = buf.getInt();
int sensorSourceNumber = buf.getInt(); // W3
int yyyddd = buf.getInt(); // W4
int hhmmss = buf.getInt(); // W5
int ulImageLine = buf.getInt(); // W6
int ulImageElement = buf.getInt(); // W7
buf.getInt(); // reserved // W8
int nLines = buf.getInt(); // W9
int nElementsPerLine = buf.getInt(); // W10
int nBytesPerElement = buf.getInt(); // W11
int lineResolution = buf.getInt(); // W12
int elementResolution = buf.getInt(); // W13
int nBands = buf.getInt(); // W14
int linePrefixLength = buf.getInt(); // W15
/* int projectNumber = */buf.getInt(); // W16
/* int creationYyyddd = */buf.getInt(); // W17
/* int creationHhmmss = */buf.getInt(); // W18
/*
* W19
32-bit filter band map for multichannel
images; if a bit is set, data exists for the band;
band 1 is the least significant byte (rightmost)
*/
int bandMap1to32 = buf.getInt(); // W19
/*
* W20-24
satellite specific information
*/
int bandMap33to64 = buf.getInt(); // W20
buf.position(buf.position() + (4 * 4)); // sensor specific
buf.position(buf.position() + (4 * 8)); // memo
int areaNumber = buf.getInt();
@ -188,12 +216,35 @@ public class McidasSatelliteDecoder {
/* int scaling = */buf.getInt();
/* int supplementalBlockOffset = */buf.getInt();
buf.getInt(); // reserved
/* int calibrationOffset = */buf.getInt();
int calibrationOffset = buf.getInt();
buf.getInt(); // comment cards
int navsize;
if (calibrationOffset == 0){
navsize = dataBlockOffset - navBlockOffset;
} else {
navsize = calibrationOffset - navBlockOffset;
}
byte[] navigation = new byte[navsize];
System.arraycopy(nonAreaBlock, 0, navigation, 0, navsize);
/* mjames@ucar
* bandMap1to32 is a 32-bit filter band map for multichannel images.
* if a bit is set, data exists for the band; band 1 is the least
* significant byte (rightmost)
*
* Example: for GVAR GEWCOMP UNIWISC image,
* bandMap1to32 = 4
* bandMap33to64 = -1, so
* nBands = 1
* bandBitsCount = 33
*
* this is a problem...
*/
long bandBits = ((long) bandMap33to64 << 32) | bandMap1to32;
long bandBitsCount = Long.bitCount(bandBits);
if (nBands != bandBitsCount) {
if (nBands != bandBitsCount && nBands > 1) {
formatError("Specified number of bands does not match number of bits in band map");
}
@ -201,7 +252,7 @@ public class McidasSatelliteDecoder {
buf.position(navBlockOffset);
SatMapCoverage coverage = decodeNavigation(elementResolution,
lineResolution, ulImageElement, ulImageLine, nElementsPerLine,
nLines, buf);
nLines, buf, navigation);
// Decode the data block, creating a SatelliteRecord for each band.
PluginDataObject[] result = new PluginDataObject[nBands];
@ -280,7 +331,8 @@ public class McidasSatelliteDecoder {
*
*/
private SatMapCoverage decodeNavigation(int xImgRes, int yImgRes, int ulX,
int ulY, int nx, int ny, ByteBuffer buf) throws Exception {
int ulY, int nx, int ny, ByteBuffer buf, byte[] navigation)
throws Exception {
SatMapCoverage result = new SatMapCoverage();
String navType = get4cc(buf);
int lineOfEquator = buf.getInt();
@ -289,6 +341,7 @@ public class McidasSatelliteDecoder {
int spacingAtStdLatInMeters = buf.getInt();
int nrmlLonDDMMSS = buf.getInt();
// NOTE: We do not check the following for compatibility with WGS84.
int radiusInMeters = buf.getInt();
/* int eccentricity = */buf.getInt();
@ -375,7 +428,18 @@ public class McidasSatelliteDecoder {
(float) clat, la1, lo1, la2, lo2);
} else {
unimplemented(String.format("navigation type \"%s\"", navType));
/*
* Native projection
*/
//unimplemented(String.format("navigation type \"%s\"", navType));
clon = nrmlLonDDMMSS / 10000000.f;
clon = (float) Math.toDegrees(clon);
ProjectedCRS crs = MapUtil.constructNative(navType, encodeNavBlock(navigation));
result = SatSpatialFactory.getInstance().getCoverageNative(
SatSpatialFactory.PROJ_GVAR, nx, ny, (float) clon,
ulX, ulY, xImgRes, yImgRes, crs);
}
return result;
@ -451,5 +515,11 @@ public class McidasSatelliteDecoder {
throw new DecoderException(String.format("%s: unimplemented: %s",
traceId, feature));
}
private String encodeNavBlock(byte[] navigation) {
Base64 b64 = new Base64();
byte[] coded = b64.encode(navigation);
return new String(coded);
}
}