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aux.xml support added
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@halmaia
halmaia committed Aug 7, 2023
1 parent 494664b commit c240832
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Showing 2 changed files with 33 additions and 4 deletions.
2 changes: 1 addition & 1 deletion Properties/launchSettings.json
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@
"profiles": {
"SL3Reader": {
"commandName": "Project",
"commandLineArgs": "\"C:\\Users\\halmaia\\Downloads\\Sonar_2023-08-06_12.43.36.sl3\" F:\\routeU.csv -3dg+"
"commandLineArgs": "\"C:\\Users\\halmaia\\Downloads\\Sonar_2023-08-06_12.43.36.sl3\" F:\\DS\\ -DS"
}
}
}
35 changes: 32 additions & 3 deletions SL3Reader.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -236,7 +236,7 @@ public unsafe void ExportRoutePoints(string path)
BufferSize = 151 * count
});

textWriter.BaseStream.Write("CampaignID[#],DateTime[UTC],SurveyType,WaterDepth[Feet],Longitude[°WGS48],Latitude[°WGS84],GNSSAltitude[Feet_WGS84Ellipsoid],GNSSHeading[rad_azimuth],GNSSSpeed[m/s],MagneticHeading[rad_azimuth],MinRange[Feet],MaxRange[Feet],WaterTemperature[°C],WaterSpeed[Feet],HardwareTime[ms],Frequency,Milliseconds[ms],AugmentedX[m],AugmentedY[m]"u8);
textWriter.BaseStream.Write("CampaignID[#],DateTime[UTC],SurveyType,WaterDepth[Feet],Longitude[°WGS48],Latitude[°WGS84],GNSSAltitude[Feet_WGS84],GNSSHeading[rad_azimuth],GNSSSpeed[m/s],MagneticHeading[rad_azimuth],MinRange[Feet],MaxRange[Feet],WaterTemperature[°C],WaterSpeed[Feet],HardwareTime[ms],Frequency,Milliseconds[ms],AugmentedX[m],AugmentedY[m]"u8);

// TODO: Filter is not working!
//ReadOnlyCollection<nuint> frames = filter is SurveyType.All ? Frames : IndexByType[filter];
Expand Down Expand Up @@ -282,7 +282,8 @@ public unsafe void ExportImagery(string path, SurveyType surveyType = SurveyType
Buffer.MemoryCopy(imageFrames[j] + offset, pixelPtr + (fullStride * k++), numberOfColumns, numberOfColumns);

string prefix = GetPrefix(surveyType);
using SafeFileHandle handle = File.OpenHandle(Path.Combine(path, prefix + final + ".bmp"),
string filePath = Path.Combine(path, prefix + final + ".bmp");
using SafeFileHandle handle = File.OpenHandle(filePath!,
FileMode.Create, FileAccess.Write, FileShare.None, FileOptions.SequentialScan, fileBuffer.Length);
RandomAccess.Write(handle, fileBuffer, 0);
handle.Close();
Expand All @@ -304,6 +305,9 @@ public unsafe void ExportImagery(string path, SurveyType surveyType = SurveyType

File.WriteAllText(Path.Combine(path, prefix + final + ".bpw"), string.Join('\n', worldJoin!, 0, 6));
// End world file

// AUX file
WriteAUXFile(filePath);
}

[SkipLocalsInit, MethodImpl(MethodImplOptions.AggressiveInlining)]
Expand Down Expand Up @@ -392,7 +396,7 @@ public unsafe void Export3D(string path, bool includeUnreliable = false, bool ma
ReadOnlyCollection<int> coordinate3DHelper = Coordinate3DHelper;

using StreamWriter streamWriter = File.CreateText(path!);
streamWriter.BaseStream.Write("CampaignID,DateTime,X[Lowrance_m],Y[Lowrance_m],Z[m_WGS84Ellipsoid],Depth[m],Angle[°],Distance[m],Reliability\r\n"u8);
streamWriter.BaseStream.Write("CampaignID,DateTime,X[Lowrance_m],Y[Lowrance_m],Z[m_WGS84],Depth[m],Angle[°],Distance[m],Reliability\r\n"u8);

string[] stringArray = GC.AllocateUninitializedArray<string>(9);

Expand Down Expand Up @@ -526,6 +530,31 @@ static bool IsValidMeasurement(InterferometricMeasurement* measurement, out doub
}
}

#region AUX support
[SkipLocalsInit]
private static void WriteAUXFile(string originalPath)
{
ReadOnlySpan<byte> fileBuffer = "<PAMDataset>\n <Metadata>\n <MDI key=\"DataType\">Processed</MDI>\n <MDI key=\"SensorName\">Lowrance StructureScan3D</MDI>\n </Metadata>\n <PAMRasterBand band=\"1\">\n <Histograms>\n <HistItem>\n <HistMin>-0.5</HistMin>\n <HistMax>168.5</HistMax>\n <BucketCount>169</BucketCount>\n <IncludeOutOfRange>1</IncludeOutOfRange>\n <Approximate>1</Approximate>\n <HistCounts>194107|13838|0|0|0|0|0|0|0|0|13204|0|0|0|0|0|0|0|0|0|12328|0|0|0|11492|0|0|10383|0|0|0|9912|0|0|4621|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|4391|0|0|0|8479|0|0|7695|0|0|0|7038|0|0|6490|5879|5554|5039|4656|4477|4055|3763|3511|3250|3025|2814|2592|2443|2320|2267|1980|1861|3424|3258|2877|2640|2440|2289|2162|2879|1758|1709|1500|1480|1446|1320|2954|2051|1884|1743|1506|1425|1265|1123|1017|909|838|775|729|641|1114|938|852|731|632|547|495|441|427|364|363|317|306|292|255|361|509|315|314|314|360|252|241|204|293|178|206|185|262|294|175|271|217|139|212|182|126|155|160|80|124|1993|85|145|208|157|184|190|129|170|104|84|117|157|381|334|658|1195</HistCounts>\n </HistItem>\n </Histograms>\n <Metadata>\n <MDI key=\"STATISTICS_COVARIANCES\">1748.548089737012</MDI>\n <MDI key=\"STATISTICS_MAXIMUM\">255</MDI>\n <MDI key=\"STATISTICS_MEAN\">128</MDI>\n <MDI key=\"STATISTICS_MEDIAN\">128</MDI>\n <MDI key=\"STATISTICS_MINIMUM\">0</MDI>\n <MDI key=\"STATISTICS_SKIPFACTORX\">1</MDI>\n <MDI key=\"STATISTICS_SKIPFACTORY\">1</MDI>\n <MDI key=\"STATISTICS_STDDEV\">16</MDI>\n </Metadata>\n </PAMRasterBand>\n</PAMDataset>"u8;
using SafeFileHandle handle = File.OpenHandle(Path.ChangeExtension(originalPath, ".bmp.aux.xml"),
FileMode.Create, FileAccess.Write, FileShare.None, FileOptions.SequentialScan, fileBuffer.Length);
RandomAccess.Write(handle, fileBuffer, 0);
handle.Close();
}
#endregion

#region PRJ support
[SkipLocalsInit]
private static void WritePRJFile(string originalPath)
{
using SafeFileHandle handle = File.OpenHandle(Path.ChangeExtension(originalPath, ".prj"),
FileMode.Create, FileAccess.Write, FileShare.None, FileOptions.SequentialScan, 805);
RandomAccess.Write(handle,
"PROJCS[\"Lowrance_Mercator\",GEOGCS[\"Lowrance_Sphere\",DATUM[\"D_Lowrance_Sphere\",SPHEROID[\"Lowrance_Sphere\",6356752.31424518,0.0]],PRIMEM[\"Greenwich\",0.0,AUTHORITY[\"EPSG\",8901]],UNIT[\"Degree\",0.0174532925199433,AUTHORITY[\"EPSG\",9102]]],PROJECTION[\"Mercator\",AUTHORITY[\"Esri\",43004]],PARAMETER[\"False_Easting\",0.0,AUTHORITY[\"Esri\",100001]],PARAMETER[\"False_Northing\",0.0,AUTHORITY[\"Esri\",100002]],PARAMETER[\"Central_Meridian\",0.0,AUTHORITY[\"Esri\",100010]],PARAMETER[\"Standard_Parallel_1\",0.0,AUTHORITY[\"Esri\",100025]],UNIT[\"Meter\",1.0,AUTHORITY[\"EPSG\",9001]]],VERTCS[\"WGS_1984_Geoid\",VDATUM[\"WGS_1984_Geoid\",AUTHORITY[\"Esri\",105100]],PARAMETER[\"Vertical_Shift\",0.0,AUTHORITY[\"Esri\",100006]],PARAMETER[\"Direction\",1.0,AUTHORITY[\"Esri\",100007]],UNIT[\"Meter\",1.0,AUTHORITY[\"EPSG\",9001]],AUTHORITY[\"Esri\",105700]]"u8,
0);
handle.Close();
}
#endregion

#region Dispose Pattern
private bool disposedValue;
public virtual void Dispose(bool disposing)
Expand Down

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