public override string[] Process(IGeographicPoint leftUpper, IGeographicPoint rigthLower, string dataFolder,
string resultFolder)
{
var folderDescription = new LandsatDataDescription(dataFolder);
var path = folderDescription;
LandsatMetadata metadataFile = JsonHelper.Deserialize <LandsatMetadata>(folderDescription.MetadataMtlJson);
TirsThermalConstants thermalConstants = metadataFile.L1MetadataFile.TirsThermalConstants;
var cuttedImageInfo =
ClipImageHelper.GetCuttedImageInfoByPolygon(folderDescription.Channel10.Raw,
new GeographicPolygon
{
UpperLeft = leftUpper,
LowerRight = rigthLower
});
using (var ds = Gdal.Open(folderDescription.Channel10.Raw, Access.GA_ReadOnly))
{
CalculateTemperature(ds.GetRasterBand(1),
metadataFile.L1MetadataFile.RadiometricRescaling.RadianceMultBand11,
metadataFile.L1MetadataFile.RadiometricRescaling.RadianceAddBand11,
thermalConstants.K1ConstantBand11,
thermalConstants.K2ConstantBand11,
resultFolder,
cuttedImageInfo
);
}
return(new[] { resultFolder + "\\temperature.png" });
}
private async Task ProcessRequest(IDataNormalizationRequest request)
{
Logger.Info($"Получен запрос (RequestId = {request.RequestId}) на нормализацию данных в папке {request.Folder}");
if (request.SatelliteType != SatelliteType.Landsat8)
{
throw new ArgumentException("Неверно задан тип спутника");
}
var folderDescription = new LandsatDataDescription(request.Folder);
LandsatMetadata metadataFile = JsonHelper.Deserialize <LandsatMetadata>(folderDescription.MetadataMtlJson);
LandsatNormalizationProcessor processor = new LandsatNormalizationProcessor(Logger);
RadiometricRescaling radiometricRescaling = metadataFile.L1MetadataFile.RadiometricRescaling;
ImageAttributes imageAttributes = metadataFile.L1MetadataFile.ImageAttributes;
MinMaxRadiance minMaxRadiance = metadataFile.L1MetadataFile.MinMaxRadiance;
MinMaxReflectance minMaxReflectance = metadataFile.L1MetadataFile.MinMaxReflectance;
#region Channel normalization
var normalizationDataFolder = $@"{request.Folder}{FilenamesConstants.PathToNormalizedDataFolder}";
if (!Directory.Exists(normalizationDataFolder))
{
Directory.CreateDirectory(normalizationDataFolder);
}
processor.Normalization(folderDescription.Channel1.Raw, normalizationDataFolder,
radiometricRescaling.RadianceMultBand1, radiometricRescaling.RadianceAddBand1,
imageAttributes.SunElevation, imageAttributes.EarthSunDistance,
minMaxRadiance.RadianceMaximumBand1, minMaxReflectance.ReflectanceMaximumBand1);
processor.Normalization(folderDescription.Channel2.Raw, normalizationDataFolder,
radiometricRescaling.RadianceMultBand2, radiometricRescaling.RadianceAddBand2,
imageAttributes.SunElevation, imageAttributes.EarthSunDistance,
minMaxRadiance.RadianceMaximumBand2, minMaxReflectance.ReflectanceMaximumBand2);
processor.Normalization(folderDescription.Channel3.Raw, normalizationDataFolder,
radiometricRescaling.RadianceMultBand3, radiometricRescaling.RadianceAddBand3,
imageAttributes.SunElevation, imageAttributes.EarthSunDistance,
minMaxRadiance.RadianceMaximumBand3, minMaxReflectance.ReflectanceMaximumBand3);
processor.Normalization(folderDescription.Channel4.Raw, normalizationDataFolder,
radiometricRescaling.RadianceMultBand4, radiometricRescaling.RadianceAddBand4,
imageAttributes.SunElevation, imageAttributes.EarthSunDistance,
minMaxRadiance.RadianceMaximumBand4, minMaxReflectance.ReflectanceMaximumBand4);
processor.Normalization(folderDescription.Channel5.Raw, normalizationDataFolder,
radiometricRescaling.RadianceMultBand5, radiometricRescaling.RadianceAddBand5,
imageAttributes.SunElevation, imageAttributes.EarthSunDistance,
minMaxRadiance.RadianceMaximumBand5, minMaxReflectance.ReflectanceMaximumBand5);
processor.Normalization(folderDescription.Channel6.Raw, normalizationDataFolder,
radiometricRescaling.RadianceMultBand6, radiometricRescaling.RadianceAddBand6,
imageAttributes.SunElevation, imageAttributes.EarthSunDistance,
minMaxRadiance.RadianceMaximumBand6, minMaxReflectance.ReflectanceMaximumBand6);
processor.Normalization(folderDescription.Channel7.Raw, normalizationDataFolder,
radiometricRescaling.RadianceMultBand7, radiometricRescaling.RadianceAddBand7,
imageAttributes.SunElevation, imageAttributes.EarthSunDistance,
minMaxRadiance.RadianceMaximumBand7, minMaxReflectance.ReflectanceMaximumBand7);
processor.Normalization(folderDescription.Channel8.Raw, normalizationDataFolder,
radiometricRescaling.RadianceMultBand8, radiometricRescaling.RadianceAddBand8,
imageAttributes.SunElevation, imageAttributes.EarthSunDistance,
minMaxRadiance.RadianceMaximumBand8, minMaxReflectance.ReflectanceMaximumBand8);
processor.Normalization(folderDescription.Channel9.Raw, normalizationDataFolder,
radiometricRescaling.RadianceMultBand9, radiometricRescaling.RadianceAddBand9,
imageAttributes.SunElevation, imageAttributes.EarthSunDistance,
minMaxRadiance.RadianceMaximumBand9, minMaxReflectance.ReflectanceMaximumBand9);
#endregion
await _busManager.Send <IDataNormalizationResponse>(BusQueueConstants.DataNormalizationResponsesQueueName, new
{
RequestId = request.RequestId
});
Logger.Info($"Запрос обработан (RequestId = {request.RequestId})");
}
