private IExtractResult FIRGAlgorithm()
{
IRasterDataProvider prd = _argumentProvider.DataProvider;
IBandNameRaster bandNameRaster = prd as IBandNameRaster;
int VisibleCH = TryGetBandNo(bandNameRaster, "Visible");
int NearInfraredCH = TryGetBandNo(bandNameRaster, "NearInfrared");
int FarInfraredCH = TryGetBandNo(bandNameRaster, "FarInfrared");
double VisibleZoom = (double)_argumentProvider.GetArg("Visible_Zoom");
double NearInfraredZoom = (double)_argumentProvider.GetArg("NearInfrared_Zoom");
double FarInfraredZoom = (double)_argumentProvider.GetArg("FarInfrared_Zoom");
if (VisibleCH == -1 || FarInfraredCH == -1 || NearInfraredCH == -1)
{
PrintInfo("获取波段序号失败,可能是波段映射表配置错误或判识算法波段参数配置错误。");
return(null);
}
string express = string.Format(@"NDVI(band{1},band{0}) <= var_NDVIMax &&
band{0}/" + VisibleZoom + @"f <= var_VisibleMax &&
band{1}/" + NearInfraredZoom + @"f <= var_NearInfraredMax &&
band{2}/" + FarInfraredZoom + @"f >= var_FarInfraredMin",
VisibleCH, NearInfraredCH, FarInfraredCH);
int[] bandNos = new int[] { VisibleCH, NearInfraredCH, FarInfraredCH };
IThresholdExtracter <Int16> extracter = new SimpleThresholdExtracter <Int16>();
extracter.Reset(_argumentProvider, bandNos, express);
IPixelIndexMapper result = PixelIndexMapperFactory.CreatePixelIndexMapper("FIRE", prd.Width, prd.Height, prd.CoordEnvelope, prd.SpatialRef);
extracter.Extract(result);
result.Tag = new FirGFeatureCollection("火区辅助信息", GetDisplayInfo(VisibleCH, NearInfraredCH, FarInfraredCH));
return(result);
}
private IExtractResult ThresholdExtractMersi()
{
IBandNameRaster bandNameRaster = _argumentProvider.DataProvider as IBandNameRaster;
int ShortInfraredCH = TryGetBandNo(bandNameRaster, "ShortInfrared");
int FarInfrared11CH = TryGetBandNo(bandNameRaster, "FarInfrared11");
int VisibleCH = TryGetBandNo(bandNameRaster, "Visible");
double VisibleZoom = (double)_argumentProvider.GetArg("Visible_Zoom");
double FarInfrared11Zoom = (double)_argumentProvider.GetArg("FarInfrared11_Zoom");
double ShortInfraredZoom = (double)_argumentProvider.GetArg("ShortInfrared_Zoom");
if (FarInfrared11CH == -1 || VisibleCH == -1 || ShortInfraredCH == -1)
{
PrintInfo("获取波段序号失败,可能是波段映射表配置错误或判识算法波段参数配置错误。");
return(null);
}
string express = string.Format(@" band{0}/" + VisibleZoom + @"f > var_VisibleMin && band{0}/" + VisibleZoom + @"f < var_VisibleMax &&
band{1}/" + FarInfrared11Zoom + @"f > var_FarInfrared11Min && band{1}/" + FarInfrared11Zoom + @"f < var_FarInfrared11Max &&
band{2}/" + ShortInfraredZoom + @"f > var_NearInfraredMin && band{2}/" + ShortInfraredZoom + @"f < var_NearInfraredMax &&
NDVI(band{0},band{2}) > var_NDSIMin && NDVI(band{0},band{2}) < var_NDSIMax",
VisibleCH, FarInfrared11CH, ShortInfraredCH);
int[] bandNos = new int[] { VisibleCH, FarInfrared11CH, ShortInfraredCH };
IThresholdExtracter <UInt16> extracter = new SimpleThresholdExtracter <UInt16>();
extracter.Reset(_argumentProvider, bandNos, express);
IRasterDataProvider prd = _argumentProvider.DataProvider;
IPixelIndexMapper result = PixelIndexMapperFactory.CreatePixelIndexMapper("FOG", prd.Width, prd.Height, prd.CoordEnvelope, prd.SpatialRef);
extracter.Extract(result);
return(result);
}
public override IExtractResult Make(Action <int, string> progressTracker, IContextMessage contextMessage)
{
_contextMessage = contextMessage;
if (_argumentProvider == null || _argumentProvider.DataProvider == null)
{
return(null);
}
string algname = _argumentProvider.GetArg("AlgorithmName").ToString();
if (string.IsNullOrEmpty(algname))
{
PrintInfo("参数\"AlgorithmName\"为空。");
return(null);
}
if (algname == "SNWExtract")
{
IBandNameRaster bandNameRaster = _argumentProvider.DataProvider as IBandNameRaster;
int visiBandNo = TryGetBandNo(bandNameRaster, "Visible");
int sIBandNo = TryGetBandNo(bandNameRaster, "ShortInfrared");
int fIBandNo = TryGetBandNo(bandNameRaster, "FarInfrared");
double visiBandZoom = (double)_argumentProvider.GetArg("Visible_Zoom");
double siBandZoom = (double)_argumentProvider.GetArg("ShortInfrared_Zoom");
double fiBandZoom = (double)_argumentProvider.GetArg("FarInfrared_Zoom");
if (visiBandNo <= 0 || sIBandNo <= 0 || fIBandNo <= 0 || visiBandZoom <= 0 || siBandZoom <= 0 || fiBandZoom <= 0)
{
PrintInfo("获取波段序号失败,可能是波段映射表配置错误或判识算法波段参数配置错误。");
return(null);
}
string express = string.Format(@"(band{1}/{4}f > var_ShortInfraredMin) && (band{1}/{4}f< var_ShortInfraredMax) &&
(band{2}/{5}f< var_FarInfraredMax) && (band{2}/{5}f > var_FarInfraredMin) && (band{0}/{3}f> var_VisibleMin) &&
((float)(band{0}/{3}f-band{1}/{4}f)/(band{0}/{3}f+band{1}/{4}f)> var_NDSIMin) &&
((float)(band{0}/{3}f-band{1}/{4}f)/(band{0}/{3}f+band{1}/{4}f)< var_NDSIMax)&&
(band{0}/{3}f< var_VisibleMax)", visiBandNo, sIBandNo, fIBandNo, visiBandZoom, siBandZoom, fiBandZoom);
int[] bandNos = new int[] { visiBandNo, sIBandNo, fIBandNo };
IThresholdExtracter <UInt16> extracter = new SimpleThresholdExtracter <UInt16>();
extracter.Reset(_argumentProvider, bandNos, express);
int width = _argumentProvider.DataProvider.Width;
int height = _argumentProvider.DataProvider.Height;
IPixelIndexMapper result = PixelIndexMapperFactory.CreatePixelIndexMapper("SNW", width, height, _argumentProvider.DataProvider.CoordEnvelope, _argumentProvider.DataProvider.SpatialRef);
try
{
SnwFeatureCollection featureInfo = SnwDisplayInfo.GetDisplayInfo(_argumentProvider, visiBandNo, sIBandNo, fIBandNo);
result.Tag = featureInfo;
}
catch
{
result.Tag = new SnwFeatureCollection("积雪辅助信息计算失败", null);
}
extracter.Extract(result);
return(result);
}
else
{
PrintInfo("指定的算法\"" + algname + "\"没有实现。");
return(null);
}
}
private IExtractResult ThresholdExtractRGB()
{
IBandNameRaster bandNameRaster = _argumentProvider.DataProvider as IBandNameRaster;
int RedCH = TryGetBandNo(bandNameRaster, "Red");
double RedZoom = (double)_argumentProvider.GetArg("Red_Zoom");
if (RedCH == -1)
{
PrintInfo("获取波段序号失败,可能是波段映射表配置错误或判识算法波段参数配置错误。");
return(null);
}
int GreenCH = TryGetBandNo(bandNameRaster, "Green");
double GreenZoom = (double)_argumentProvider.GetArg("Green_Zoom");
if (GreenCH == -1)
{
PrintInfo("获取波段序号失败,可能是波段映射表配置错误或判识算法波段参数配置错误。");
return(null);
}
int BlueCH = TryGetBandNo(bandNameRaster, "Blue");
double BlueZoom = (double)_argumentProvider.GetArg("Blue_Zoom");
if (BlueCH == -1)
{
PrintInfo("获取波段序号失败,可能是波段映射表配置错误或判识算法波段参数配置错误。");
return(null);
}
string express = string.Format(@"(band{0}/" + RedZoom + @"f > var_RedMin && band{0}/" + RedZoom + @"f < var_RedMax)&&
(band{1}/" + GreenZoom + @"f > var_GreenMin && band{1}/" + GreenZoom + @"f < var_GreenMax)&&
(band{2}/" + BlueZoom + @"f > var_BlueMin && band{2}/" + BlueZoom + @"f < var_BlueMax)", RedCH, GreenCH, BlueCH);
try
{
int[] bandNos = new int[] { RedCH, GreenCH, BlueCH };
if (_argumentProvider.DataProvider.DataType == enumDataType.Byte)
{
IThresholdExtracter <byte> extracter = new SimpleThresholdExtracter <byte>();//这里如果用uint16时候，系统会出现崩溃
extracter.Reset(_argumentProvider, bandNos, express);
IRasterDataProvider prd = _argumentProvider.DataProvider;
IPixelIndexMapper result = PixelIndexMapperFactory.CreatePixelIndexMapper("FOG", prd.Width, prd.Height, prd.CoordEnvelope, prd.SpatialRef);
extracter.Extract(result);
return(result);
}
else
{
PrintInfo("非真彩色数据，数据类型不是byte的。");
return(null);
}
}
catch (Exception ex)
{
PrintInfo(ex.Message);
return(null);
}
}
private void button13_Click(object sender, EventArgs e)
{
//构造参数提供者
string fname = @"f:\\FY3A_Mersi_2010_06_24_10_00_1000M_L1B_PRJ_Whole.LDF";
fname = @"F:\MERSI\评审火情用\EI2040714.ldf";
Dictionary <string, object> args = new Dictionary <string, object>();
args.Add("a", 315);
IRasterDataProvider prd = GeoDataDriver.Open(fname) as IRasterDataProvider;
ArgumentProvider argprd = new ArgumentProvider(prd, args);
//构造判识表达式
string express = "(band3 / 10f > var_a)";
int[] bandNos = new int[] { 3 };
//构造基于阈值的判识器
IThresholdExtracter <UInt16> extracter = new SimpleThresholdExtracter <UInt16>();
extracter.Reset(argprd, bandNos, express);
//判识
//result = PixelIndexMapperFactory.CreatePixelIndexMapper("Fire",prd.Width,prd.Height);
//Stopwatch sw = new Stopwatch();
//sw.Start();
//extracter.Extract(result);
//idxs = result.Indexes.ToArray();
//sw.Stop();
//Text = sw.ElapsedMilliseconds.ToString();
//判识结果生成二值位图
IBinaryBitmapBuilder builder = new BinaryBitmapBuilder();
Size bmSize = new Size(prd.Width, prd.Height);
Bitmap bitmap = builder.CreateBinaryBitmap(bmSize, Color.Red, Color.Transparent);
builder.Fill(idxs, new Size(prd.Width, prd.Height), ref bitmap);
bitmap.Save("f:\\1.png", ImageFormat.Png);
//判识结果永久保存
RasterIdentify id = new RasterIdentify();
id.ThemeIdentify = "CMA";
id.ProductIdentify = "FIR";
id.SubProductIdentify = "2VAL";
id.Satellite = "FY3A";
id.Sensor = "MERSI";
id.Resolution = "250M";
id.OrbitDateTime = DateTime.Now.Subtract(new TimeSpan(1, 0, 0, 0, 0));
id.GenerateDateTime = DateTime.Now;
IInterestedRaster <UInt16> iir = new InterestedRaster <UInt16>(id, new Size(prd.Width, prd.Height), prd.CoordEnvelope.Clone());
iir.Put(idxs, 1);
iir.Dispose();
//sw.Stop();
//Text = sw.ElapsedMilliseconds.ToString();
}
private void SandExtructTest(string fname, Dictionary <string, object> args, string express, int[] bandNos, string saveName)
{
//构造参数提供者
IRasterDataProvider prd = GeoDataDriver.Open(fname) as IRasterDataProvider;
ArgumentProvider argprd = new ArgumentProvider(prd, args);
//构造判识表达式
//构造基于阈值的判识器
IThresholdExtracter <UInt16> extracter = new SimpleThresholdExtracter <UInt16>();
extracter.Reset(argprd, bandNos, express);
//判识
result = PixelIndexMapperFactory.CreatePixelIndexMapper("DST", prd.Width, prd.Height, prd.CoordEnvelope, prd.SpatialRef);
Stopwatch sw = new Stopwatch();
sw.Start();
extracter.Extract(result);
idxs = result.Indexes.ToArray();
sw.Stop();
Text = sw.ElapsedMilliseconds.ToString();
//判识结果生成二值位图
IBinaryBitmapBuilder builder = new BinaryBitmapBuilder();
Size bmSize = new Size(prd.Width / 2, prd.Height / 2);
Bitmap bitmap = builder.CreateBinaryBitmap(bmSize, Color.Red, Color.White);
builder.Fill(idxs, new Size(prd.Width, prd.Height), ref bitmap);
bitmap.Save(saveName, ImageFormat.Png);
//判识结果永久保存
RasterIdentify id = new RasterIdentify();
id.ThemeIdentify = "CMA";
id.ProductIdentify = "SANDDUST";
id.SubProductIdentify = "2VAL";
id.Satellite = "FY3A";
id.Sensor = "MERSI";
id.Resolution = "1000M";
id.OrbitDateTime = DateTime.Now.Subtract(new TimeSpan(1, 0, 0, 0, 0));
id.GenerateDateTime = DateTime.Now;
IInterestedRaster <UInt16> iir = new InterestedRaster <UInt16>(id, new Size(prd.Width, prd.Height), prd.CoordEnvelope.Clone());
iir.Put(idxs, 1);
iir.Dispose();
}
public override IExtractResult Make(Action <int, string> progressTracker)
{
if (_argumentProvider == null || _argumentProvider.DataProvider == null)
{
return(null);
}
string algname = _argumentProvider.GetArg("AlgorithmName").ToString();
if (string.IsNullOrEmpty(algname))
{
return(null);
}
if (algname == "AquaticExtract")
{
int visiBandNo = (int)_argumentProvider.GetArg("Visible");
int sIBandNo = (int)_argumentProvider.GetArg("ShortInfrared");
int fIBandNo = (int)_argumentProvider.GetArg("FarInfrared");
double visiBandZoom = (double)_argumentProvider.GetArg("Visible_Zoom");
double siBandZoom = (double)_argumentProvider.GetArg("ShortInfrared_Zoom");
double fiBandZoom = (double)_argumentProvider.GetArg("FarInfrared_Zoom");
if (visiBandNo <= 0 || sIBandNo <= 0 || fIBandNo <= 0 || visiBandZoom == 0 || siBandZoom == 0 || fiBandZoom == 0)
{
return(null);
}
string express = string.Format(@"((band{2}/{5}f-band{0}/{3}f)==0 || {3}==0||{4}==0||{5}==0)?
false :((float)(band{1}/{4}f-band{0}/{3}f)/(band{2}/{5}f-band{0}/{3}f)< var_AquaExtractMax
&& (float)(band{1}/{4}f-band{0}/{3}f)/(band{2}/{5}f-band{0}/{3}f)>var_AquaExtractMin)",
visiBandNo, sIBandNo, fIBandNo, visiBandZoom, siBandZoom, fiBandZoom);
int[] bandNos = new int[] { visiBandNo, sIBandNo, fIBandNo };
IThresholdExtracter <UInt16> extracter = new SimpleThresholdExtracter <UInt16>();
extracter.Reset(_argumentProvider, bandNos, express);
int width = _argumentProvider.DataProvider.Width;
int height = _argumentProvider.DataProvider.Height;
IPixelIndexMapper memResult = PixelIndexMapperFactory.CreatePixelIndexMapper("BAG", width, height, _argumentProvider.DataProvider.CoordEnvelope, _argumentProvider.DataProvider.SpatialRef);
extracter.Extract(memResult);
return(memResult);
}
return(null);
}
public override IExtractResult Make(Action <int, string> progressTracker)
{
if (_argumentProvider == null || _argumentProvider.DataProvider == null)
{
return(null);
}
IBandNameRaster bandNameRaster = _argumentProvider.DataProvider as IBandNameRaster;
if (_argumentProvider.GetArg("AlgorithmName").ToString() == "Cloud")
{
string express = "";
int[] bandNos = null;
bandNos = new int[3];
bandNos[0] = TryGetBandNo(bandNameRaster, "Visible");
bandNos[1] = TryGetBandNo(bandNameRaster, "NearInfrared");
bandNos[2] = TryGetBandNo(bandNameRaster, "FarInfrared");
double visibleZoom = (double)_argumentProvider.GetArg("NearInfrared_Zoom");
double nearZoom = (double)_argumentProvider.GetArg("Visible_Zoom");
double farZoom = (double)_argumentProvider.GetArg("FarInfrared_Zoom");
string nearInfraredMin = _argumentProvider.GetArg("NearInfraredMin").ToString();
string nearInfraredMax = _argumentProvider.GetArg("NearInfraredMax").ToString();
string nearInfraredVisibleMin = _argumentProvider.GetArg("NearInfraredVisibleMin").ToString();
string nearInfraredVisibleMax = _argumentProvider.GetArg("NearInfraredVisibleMax").ToString();
string farInfraredMin = _argumentProvider.GetArg("FarInfraredMin").ToString();
string farInfraredMax = _argumentProvider.GetArg("FarInfraredMax").ToString();
express = string.Format(@"(band{0}/{3}>{6}*10)&&(band{0}/{3}<{7}*10)&&(((float)band{1}/{4})/(band{0}/{3})>{8})&&(((float)band{1}/{4})/(band{0}/{3})<{9})&&(band{2}/{5}>{10}*10)&&(band{2}/{5}<{11}*10)", bandNos[0], bandNos[1], bandNos[2], visibleZoom, nearZoom, farZoom, nearInfraredMin, nearInfraredMax, nearInfraredVisibleMin, nearInfraredVisibleMax, farInfraredMin, farInfraredMax);
IThresholdExtracter <UInt16> extracter = new SimpleThresholdExtracter <UInt16>();
extracter.Reset(_argumentProvider, bandNos, express);
IRasterDataProvider prd = _argumentProvider.DataProvider;
IPixelIndexMapper resultFLD = PixelIndexMapperFactory.CreatePixelIndexMapper("FLD", prd.Width, prd.Height, prd.CoordEnvelope, prd.SpatialRef);
extracter.Extract(resultFLD);
return(resultFLD);
}
else
{
return(null);
}
}
private IExtractResult ThresholdAlgorithm_FY2()
{
IBandNameRaster bandNameRaster = _argumentProvider.DataProvider as IBandNameRaster;
int VisibleCH = TryGetBandNo(bandNameRaster, "Visible");
double VisibleZoom = (double)_argumentProvider.GetArg("Visible_Zoom");
if (VisibleCH == -1)
{
PrintInfo("获取波段序号失败,可能是波段映射表配置错误或判识算法波段参数配置错误。");
return(null);
}
string express = string.Format(@"band{0}/" + VisibleZoom + @"f > var_VisibleMin && band{0}/" + VisibleZoom + @"f < var_VisibleMax", VisibleCH);
try
{
int[] bandNos = new int[] { VisibleCH };
if (_argumentProvider.DataProvider.DataType == enumDataType.Byte)
{
IThresholdExtracter <byte> extracter = new SimpleThresholdExtracter <byte>();//这里如果用uint16时候，系统会出现崩溃
extracter.Reset(_argumentProvider, bandNos, express);
IRasterDataProvider prd = _argumentProvider.DataProvider;
IPixelIndexMapper result = PixelIndexMapperFactory.CreatePixelIndexMapper("FOG", prd.Width, prd.Height, prd.CoordEnvelope, prd.SpatialRef);
extracter.Extract(result);
return(result);
}
else
{
PrintInfo("非静止星数据，数据类型不是byte的。");
return(null);
}
}
catch (Exception ex)
{
PrintInfo(ex.Message);
return(null);
}
}
/// <summary>
/// 蓝藻云判识实现
///
/// </summary>
/// <returns></returns>
private IExtractResult BAGAlgorithm()
{
Dictionary <string, string> dic = Obj2Dic(_curArguments.GetArg("ArgumentSetting"));
//可见光波段
int VisibleCH = Obj2int(_curArguments.GetArg("Visible"));
//近红外波段
int NearInfraredCH = Obj2int(_curArguments.GetArg("NearInfrared"));
//短波红外波段
int ShortInfraredCH = Obj2int(_curArguments.GetArg("ShortInfrared"));
bool IsPrintFeature = bool.Parse(dic["PrintFeature"]);
IBandNameRaster bandNameRaster = _argumentProvider.DataProvider as IBandNameRaster;
//尝试根据当前卫星载荷数据自动匹配波段信息
if (bandNameRaster != null)
{
int newbandNo = -1;
if (bandNameRaster.TryGetBandNoFromBandName(VisibleCH, out newbandNo))
{
VisibleCH = newbandNo;
}
if (bandNameRaster.TryGetBandNoFromBandName(NearInfraredCH, out newbandNo))
{
NearInfraredCH = newbandNo;
}
if (bandNameRaster.TryGetBandNoFromBandName(ShortInfraredCH, out newbandNo))
{
ShortInfraredCH = newbandNo;
}
}
//获取放大倍数信息
double VisibleZoom = Obj2Double(_curArguments.GetArg("Visible_Zoom"));
double NearInfraredZoom = Obj2Double(_curArguments.GetArg("NearInfrared_Zoom"));
double ShortInfraredZoom = Obj2Double(_curArguments.GetArg("ShortInfrared_Zoom"));
//获取界面配置值
double minvisiable = double.Parse(dic["MinVisiable"]);
double minnearinfrared = double.Parse(dic["MinNearInFrared"]);
double maxnsvi = double.Parse(dic["MaxNSVI"]);
double minndvi = double.Parse(dic["MinNDVI"]);
//云判识增加 近红外/短波红外>c 的判断
// c=nsvi
string nsvi = dic.ContainsKey("NSVI") ? dic["NSVI"] : string.Empty;
if (VisibleCH == -1)
{
PrintInfo("获取波段序号失败,可能是波段映射表配置错误或判识算法波段参数配置错误。");
return(null);
}
int bandCount = _curArguments.DataProvider == null ? -1 : _curArguments.DataProvider.BandCount;
List <int> bandNos = new List <int>();
StringBuilder express = new StringBuilder();
//波段信息
bandNos.Add(VisibleCH);
bandNos.Add(NearInfraredCH);
bandNos.Add(ShortInfraredCH);
express.Append(string.Format("(band{0}/{1}f" + " >= " + minvisiable + ")||", VisibleCH, VisibleZoom));
express.Append(string.Format("((band{0}/{1}f)/(band{2}/{3}f)" + " <= " + maxnsvi + " && ", NearInfraredCH, NearInfraredZoom, ShortInfraredCH, ShortInfraredZoom));
express.Append(string.Format("band{0}/{1}f" + " >= " + minnearinfrared + " && ", NearInfraredCH, NearInfraredZoom));
express.Append(string.Format("(float)((band{2}/{1}f - band{0}/{3}f) / (band{2}/{1}f+band{0}/{3}f)) >= " + minndvi + ")", VisibleCH, VisibleZoom, NearInfraredCH, NearInfraredZoom));
IThresholdExtracter <Int16> extracter = new SimpleThresholdExtracter <Int16>();
extracter.Reset(_curArguments, bandNos.ToArray(), express.ToString());
IRasterDataProvider prd = _curArguments.DataProvider;
IPixelIndexMapper result = PixelIndexMapperFactory.CreatePixelIndexMapper("0CLM", prd.Width, prd.Height, prd.CoordEnvelope, prd.SpatialRef);
if (IsPrintFeature)
{
result.Tag = new CLMFeatureCollection("云辅助信息", GetBagDisplayInfo(VisibleCH, ShortInfraredCH, NearInfraredCH, prd));
}
extracter.Extract(result);
return(result);
}
private IExtractResult CLMAlgorithm()
{
Dictionary <string, string> dic = Obj2Dic(_curArguments.GetArg("ArgumentSetting"));
//可见光波段
int VisibleCH = Obj2int(_curArguments.GetArg("Visible"));
//远红外波段
int FarInfraredCH = Obj2int(_curArguments.GetArg("FarInfrared"));
//近红外波段
int NearInfrared = Obj2int(_curArguments.GetArg("NearInfrared"));
int NDSIVisibleCH = Obj2int(_curArguments.GetArg("NDSIVisible"));
//短波红外波段
int NDSIShortInfraredCH = Obj2int(_curArguments.GetArg("NDSIShortInfrared"));
IBandNameRaster bandNameRaster = _argumentProvider.DataProvider as IBandNameRaster;
if (bandNameRaster != null)
{
int newbandNo = -1;
if (bandNameRaster.TryGetBandNoFromBandName(VisibleCH, out newbandNo))
{
VisibleCH = newbandNo;
}
if (bandNameRaster.TryGetBandNoFromBandName(FarInfraredCH, out newbandNo))
{
FarInfraredCH = newbandNo;
}
if (bandNameRaster.TryGetBandNoFromBandName(NDSIVisibleCH, out newbandNo))
{
NDSIVisibleCH = newbandNo;
}
if (bandNameRaster.TryGetBandNoFromBandName(NDSIShortInfraredCH, out newbandNo))
{
NDSIShortInfraredCH = newbandNo;
}
}
double VisibleZoom = Obj2Double(_curArguments.GetArg("Visible_Zoom"));
double FarInfraredZoom = Obj2Double(_curArguments.GetArg("FarInfrared_Zoom"));
double NDSIVisibleZoom = Obj2Double(_curArguments.GetArg("NDSIVisible_Zoom"));
double NDSIShortInfraredZoom = Obj2Double(_curArguments.GetArg("NDSIShortInfrared_Zoom"));
//近红外放大倍数
double NearInfraredZoom = Obj2Double(_curArguments.GetArg("NearInfrared_Zoom"));
string useNDSIStr = dic.ContainsKey("UseNDSI") ? dic["UseNDSI"] : string.Empty;
bool useNDSI = string.IsNullOrEmpty(useNDSIStr) ? false : bool.Parse(useNDSIStr);
string PrintFeatrueStr = dic.ContainsKey("PrintFeatrue") ? dic["PrintFeatrue"] : string.Empty;
bool PrintFeatrue = string.IsNullOrEmpty(PrintFeatrueStr) ? false : bool.Parse(PrintFeatrueStr);
string ndsiMin = dic.ContainsKey("NDSIMin") ? dic["NDSIMin"] : string.Empty;
string ndsiMax = dic.ContainsKey("NDSIMax") ? dic["NDSIMax"] : string.Empty;
string useNearVisiableStr = dic.ContainsKey("UseNearVisiable") ? dic["UseNearVisiable"] : string.Empty;
bool useNearVisiable = string.IsNullOrEmpty(useNearVisiableStr) ? false : bool.Parse(useNearVisiableStr);
string nearVisiableMin = dic.ContainsKey("NearVisableMin") ? dic["NearVisableMin"] : string.Empty;
string nearVisiableMax = dic.ContainsKey("NearVisableMax") ? dic["NearVisableMax"] : string.Empty;
string visibleMin = dic.ContainsKey("VisibleMin") ? dic["VisibleMin"] : string.Empty;
string useFarInfraredStr = dic.ContainsKey("UseFarInfrared") ? dic["UseFarInfrared"] : string.Empty;
bool useFarInfrared = string.IsNullOrEmpty(useFarInfraredStr) ? false : bool.Parse(useFarInfraredStr);
string farInfraredMax = dic.ContainsKey("FarInfraredMax") ? dic["FarInfraredMax"] : string.Empty;
//云判识增加 近红外/短波红外>c 的判断
// c=nsvi
string nsvi = dic.ContainsKey("NSVI") ? dic["NSVI"] : string.Empty;
if (VisibleCH == -1)
{
PrintInfo("获取波段序号失败,可能是波段映射表配置错误或判识算法波段参数配置错误。");
return(null);
}
int bandCount = _curArguments.DataProvider == null ? -1 : _curArguments.DataProvider.BandCount;
if (useFarInfrared)
{
if (FarInfraredCH == -1 || (bandCount != -1 && FarInfraredCH > bandCount))
{
PrintInfo("获取波段序号失败,预选的波段号大于当前影像的最大波段数。");
return(null);
}
}
if (useNDSI)
{
if (bandCount != -1 && (FarInfraredCH > bandCount || NDSIVisibleCH > bandCount || NDSIShortInfraredCH > bandCount))
{
PrintInfo("获取波段序号失败,预选的波段号大于当前影像的最大波段数。");
return(null);
}
}
if (useNearVisiable)
{
if (VisibleCH == -1 || NDSIShortInfraredCH == -1 || (bandCount != -1 && (VisibleCH > bandCount || NDSIShortInfraredCH > bandCount)))
{
PrintInfo("获取波段序号失败,预选的波段号大于当前影像的最大波段数。");
return(null);
}
}
if (bandCount != -1 && VisibleCH > bandCount)
{
VisibleCH = NDSIVisibleCH;
}
List <int> bandNos = new List <int>();
StringBuilder express = new StringBuilder();
bandNos.Add(VisibleCH);
express.Append("band" + VisibleCH + "/" + VisibleZoom + @"f >= " + visibleMin + " && ");
if (useNDSI)
{
bandNos.Add(NDSIVisibleCH);
bandNos.Add(NDSIShortInfraredCH);
express.Append(string.Format(@"NDVI(band{0},band{1}) >= " + ndsiMin + @" &&
NDVI(band{0},band{1}) < " + ndsiMax + " && ",
NDSIVisibleCH, NDSIShortInfraredCH));
}
if (useFarInfrared)
{
bandNos.Add(FarInfraredCH);
express.Append("band" + FarInfraredCH + "/" + FarInfraredZoom + @"f <= " + farInfraredMax + " && ");
}
if (useNearVisiable)
{
bandNos.Add(NDSIShortInfraredCH);
bandNos.Add(VisibleCH);
express.Append(string.Format(@"((band{0}/" + NDSIShortInfraredZoom + "f)/(band{1}/" + VisibleZoom + "f)) >= " + nearVisiableMin + @" &&
((band{0}/" + NDSIShortInfraredZoom + "f)/(band{1}/" + VisibleZoom + "f)) < " + nearVisiableMax + @" &&",
NDSIShortInfraredCH, VisibleCH));
}
//增加 近红外/短波红外 >c 判识条件
if (!string.IsNullOrEmpty(nsvi))
{
bandNos.Add(NearInfrared);
bandNos.Add(NDSIShortInfraredCH);
express.Append(string.Format(@"((band{0}/" + NearInfraredZoom + "f)/(band{1}/" + NDSIShortInfraredZoom + "f)) <= " + nsvi + @" &&",
NearInfrared, NDSIShortInfraredCH));
}
IThresholdExtracter <Int16> extracter = new SimpleThresholdExtracter <Int16>();
extracter.Reset(_curArguments, bandNos.ToArray(), express.ToString().Substring(0, express.Length - 3));
IRasterDataProvider prd = _curArguments.DataProvider;
IPixelIndexMapper result = PixelIndexMapperFactory.CreatePixelIndexMapper("0CLM", prd.Width, prd.Height, prd.CoordEnvelope, prd.SpatialRef);
if (PrintFeatrue)
{
result.Tag = new CLMFeatureCollection("云辅助信息", GetDisplayInfo(VisibleCH, NDSIShortInfraredCH, VisibleCH, FarInfraredCH,
useNDSI, useNearVisiable, useFarInfrared, prd));
}
extracter.Extract(result);
return(result);
}
public override IExtractResult Make(Action <int, string> progressTracker, IContextMessage contextMessage)
{
_contextMessage = contextMessage;
if (_argumentProvider == null || _argumentProvider.DataProvider == null)
{
return(null);
}
string algname = _argumentProvider.GetArg("AlgorithmName").ToString();
if (algname == "BAGExtract_New")
{
//return GetBAG();
return(GetCloudBAG());
}
if (!string.IsNullOrEmpty(algname))
{
double visiBandRoom = (double)_argumentProvider.GetArg("Visible_Zoom");
double niBandRoom = (double)_argumentProvider.GetArg("NearInfrared_Zoom");
if (algname == "BAGExtract")
{
MinNDVI = (double)_argumentProvider.GetArg("NDVIMin");
MaxNDVI = (double)_argumentProvider.GetArg("NDVIMax");
}
else if (algname == "BAGExtract_Test")
{
UCSetNDVITool uccontrl = _argumentProvider.GetArg("ucSetNDVITool") as UCSetNDVITool;
if (uccontrl.ckbaoi.Checked)
{
uccontrl.btnGetAOIIndex(null, null);
}
else
{
MinNDVI = uccontrl.txtndvimin.Value;
MaxNDVI = uccontrl.txtndvimax.Value;
}
}
IRasterDataProvider prd = _argumentProvider.DataProvider;
if (prd == null)
{
PrintInfo("未能获取当前影像数据。");
return(null);
}
IBandNameRaster bandNameRaster = prd as IBandNameRaster;
int visiBandNo = TryGetBandNo(bandNameRaster, "Visible");
int niBandNo = TryGetBandNo(bandNameRaster, "NearInfrared");
if (visiBandNo == -1 || niBandNo == -1 || visiBandRoom == -1 || niBandRoom == -1)
{
PrintInfo("获取波段序号失败,可能是波段映射表配置错误或判识算法波段参数配置错误。");
return(null);
}
string express = string.Format(@"({0}==0||{1}==0 )? false :((float)(band{3}/{1}f - band{2}/{0}f) / (band{2}/{0}f+ band{3}/{1}f) < {5})
&& ((float)(band{3} /{1}f- band{2}/{0}f) / (band{3}/{1}f + band{2}/{0}f) > {4})", visiBandRoom, niBandRoom, visiBandNo, niBandNo, MinNDVI, MaxNDVI);
int[] bandNos = new int[] { visiBandNo, niBandNo };
IThresholdExtracter <UInt16> extracter = new SimpleThresholdExtracter <UInt16>();
extracter.Reset(_argumentProvider, bandNos, express);
int width = prd.Width;
int height = prd.Height;
IPixelIndexMapper memResult = PixelIndexMapperFactory.CreatePixelIndexMapper("BAG", width, height, prd.CoordEnvelope, prd.SpatialRef);
extracter.Extract(memResult);
memResult.Tag = new BagFeatureCollection("蓝藻辅助信息", GetDisplayInfo(memResult, visiBandNo, niBandNo));
//计算NDVI文件
IPixelFeatureMapper <float> ndvi = null;
try
{
ndvi = ComputeNDVIResult(_argumentProvider.DataProvider, memResult, visiBandNo, niBandNo);
IExtractResultBase bPCDResult = CreatPixelCoverRate(ndvi);
ExtractResultArray results = new ExtractResultArray("BAG_BINS");
results.Add(memResult);
//results.Add(ndvi);
results.Add(bPCDResult);
return(results);
}
finally
{
if (ndvi != null)
{
ndvi.Dispose();
}
}
}
else
{
PrintInfo("指定的算法\"" + algname + "\"没有实现。");
return(null);
}
}
public override IExtractResult Make(Action <int, string> progressTracker, IContextMessage contextMessage)
{
_contextMessage = contextMessage;
string express = "";
List <int> bandNos = new List <int>();
if (_argumentProvider == null || _argumentProvider.DataProvider == null)
{
return(null);
}
IBandNameRaster bandNameRaster = _argumentProvider.DataProvider as IBandNameRaster;
object obj = _argumentProvider.GetArg("AlgorithmName");
string argName = obj == null ? null : obj.ToString();
if (string.IsNullOrEmpty(argName))
{
PrintInfo("参数\"AlgorithmName\"为空。");
return(null);
}
switch (argName)
{
case "SunDay1":
{
int bandNo = TryGetBandNo(bandNameRaster, "NearInfrared");
double nearInfraredZoom = (double)_argumentProvider.GetArg("NearInfrared_Zoom");
//配置文件中设置为float类型，但有时为float类型，有时为double型
//double shortInfraredMin = (double)_argumentProvider.GetArg("ShortInfraredMin");
//double shortInfraredMax = (double)_argumentProvider.GetArg("ShortInfraredMax");
if (bandNo <= 0 || nearInfraredZoom == 0)
{
PrintInfo("获取波段序号失败,可能是波段映射表配置错误或判识算法波段参数配置错误。");
return(null);
}
bandNos.Add(bandNo);
express = "(band" + bandNo + "/" + nearInfraredZoom + ">" + _argumentProvider.GetArg("ShortInfraredMin") + ")&&(band" + bandNo + "/" + nearInfraredZoom + "<" + _argumentProvider.GetArg("ShortInfraredMax") + ")";
break;
}
case "SunDay2":
{
int visibleNo = TryGetBandNo(bandNameRaster, "Visible");
int nearInfraredNo = TryGetBandNo(bandNameRaster, "NearInfrared");
double visibleZoom = (double)_argumentProvider.GetArg("Visible_Zoom");
double nearInfraredZoom = (double)_argumentProvider.GetArg("NearInfrared_Zoom");
if (visibleNo <= 0 || nearInfraredNo <= 0 || visibleZoom == 0 || nearInfraredZoom == 0)
{
PrintInfo("获取波段序号失败,可能是波段映射表配置错误或判识算法波段参数配置错误。");
return(null);
}
bandNos.Add(visibleNo);
bandNos.Add(nearInfraredNo);
express = "((band" + nearInfraredNo + "/" + nearInfraredZoom + "-band" + visibleNo + "/" + visibleZoom + ")<" + _argumentProvider.GetArg("NearInfraredVisibleMax")
+ " && (band" + nearInfraredNo + "/" + nearInfraredZoom + ")<" + _argumentProvider.GetArg("NearInfraredMax")
+ " && (band" + visibleNo + "/" + visibleZoom + ")<" + _argumentProvider.GetArg("VisibleMax")
+ ")";
break;
}
case "Night":
{
int nightFarInfraredNo = TryGetBandNo(bandNameRaster, "FarInfrared");
double nightFarInfraredZoom = (double)_argumentProvider.GetArg("FarInfrared_Zoom");
if (nightFarInfraredNo <= 0)
{
PrintInfo("获取波段序号失败,可能是波段映射表配置错误或判识算法波段参数配置错误。");
return(null);
}
bandNos.Add(nightFarInfraredNo);
express = "((band" + nightFarInfraredNo + "/" + nightFarInfraredZoom + ")>" + _argumentProvider.GetArg("FarInfraredMin") + @" &&
(band" + nightFarInfraredNo + "/" + nightFarInfraredZoom + ")<" + _argumentProvider.GetArg("FarInfraredMax") + ")";
break;
}
case "ThinCloud":
{
int visibleNo = TryGetBandNo(bandNameRaster, "Visible");
int nearInfraredNo = TryGetBandNo(bandNameRaster, "NearInfrared");
double visibleZoom = (double)_argumentProvider.GetArg("Visible_Zoom");
double nearInfraredZoom = (double)_argumentProvider.GetArg("NearInfrared_Zoom");
if (visibleNo <= 0 || nearInfraredNo <= 0 || visibleZoom == 0 || nearInfraredZoom == 0)
{
PrintInfo("获取波段序号失败,可能是波段映射表配置错误或判识算法波段参数配置错误。");
return(null);
}
bandNos.Add(visibleNo);
bandNos.Add(nearInfraredNo);
express = "(band" + visibleNo + "==0)?false:((((float)band" + nearInfraredNo + "/" + nearInfraredZoom + ")/(band" + visibleNo + "/" + visibleZoom + ")>" + _argumentProvider.GetArg("NearInfraredVisibleMin") + ")&&(((float)band" + nearInfraredNo + "/" + nearInfraredZoom + ")/(band" + visibleNo + "/" + visibleZoom + ")<" + _argumentProvider.GetArg("NearInfraredVisibleMax") + "))";
break;
}
case "Fog":
{
int middleInfraredNo = TryGetBandNo(bandNameRaster, "MiddleInfrared");
int farInfraredNo = TryGetBandNo(bandNameRaster, "FarInfrared");
double fogMiddleInfraredZoom = (double)_argumentProvider.GetArg("MiddleInfrared_Zoom");
double fogFarInfraredZoom = (double)_argumentProvider.GetArg("FarInfrared_Zoom");
if (middleInfraredNo <= 0 || farInfraredNo <= 0 || fogFarInfraredZoom == 0 || fogMiddleInfraredZoom == 0)
{
PrintInfo("获取波段序号失败,可能是波段映射表配置错误或判识算法波段参数配置错误。");
return(null);
}
object midFar = _argumentProvider.GetArg("MiddleInfraredFarInfrared");
float value = float.MinValue;
if (!float.TryParse(midFar.ToString(), out value))
{
PrintInfo("亮温差不在合法范围内,请重新获取。");
return(null);
}
bandNos.Add(middleInfraredNo);
bandNos.Add(farInfraredNo);
express = "(band" + middleInfraredNo + "/" + fogMiddleInfraredZoom + "-band" + farInfraredNo + "/" + fogFarInfraredZoom + ")>" + value;
break;
}
case "NDVI":
{
int visibleNo = TryGetBandNo(bandNameRaster, "Visible");
int nearInfraredNo = TryGetBandNo(bandNameRaster, "NearInfrared");
double ndviVisibleZoom = (double)_argumentProvider.GetArg("Visible_Zoom");
double ndvitcNearInfraredZoom = (double)_argumentProvider.GetArg("NearInfrared_Zoom");
if (visibleNo <= 0 || nearInfraredNo <= 0 || ndvitcNearInfraredZoom == 0 || ndvitcNearInfraredZoom == 0)
{
PrintInfo("获取波段序号失败,可能是波段映射表配置错误或判识算法波段参数配置错误。");
return(null);
}
bandNos.Add(visibleNo);
bandNos.Add(nearInfraredNo);
express = "(band" + nearInfraredNo + "/" + ndvitcNearInfraredZoom + "+band" + visibleNo + "/" + ndviVisibleZoom + ")==0?false:((band" + nearInfraredNo + "/" + ndvitcNearInfraredZoom + "-band" + visibleNo + "/" + ndviVisibleZoom + ")" + " /(float)(band" + nearInfraredNo + "/" + ndvitcNearInfraredZoom + "+band" + visibleNo + "/" + ndviVisibleZoom + ")>" + _argumentProvider.GetArg("VisibleNearInfraredMin") + ")&&((band" + nearInfraredNo + "/" + ndvitcNearInfraredZoom + "-band" + visibleNo + "/" + ndviVisibleZoom + ")" + "/(float)(band" + nearInfraredNo + "/" + ndvitcNearInfraredZoom + "+band" + visibleNo + "/" + ndviVisibleZoom + ")<" + _argumentProvider.GetArg("VisibleNearInfraredMax") + ")";
break;
}
case "GFProcess":
{
int bandNo = TryGetBandNo(bandNameRaster, "band");
double bandZoom = (double)_argumentProvider.GetArg("band_Zoom");
if (bandNo <= 0 || bandZoom <= 0)
{
PrintInfo("获取波段序号失败,可能是波段映射表配置错误或判识算法波段参数配置错误。");
return(null);
}
bandNos.Add(bandNo);
express = "((band" + bandNo + "/" + bandZoom + ")>=" + _argumentProvider.GetArg("band1Min") + ")&&((band" + bandNo + "/" + bandZoom + ")<" + _argumentProvider.GetArg("band1Max") + ")";
break;
}
default:
{
PrintInfo("指定的算法\"" + argName + "\"没有实现。");
return(null);
}
}
IThresholdExtracter <UInt16> extracter = new SimpleThresholdExtracter <UInt16>();
extracter.Reset(_argumentProvider, bandNos.ToArray(), express);
IRasterDataProvider prd = _argumentProvider.DataProvider;
IPixelIndexMapper resultFLD = PixelIndexMapperFactory.CreatePixelIndexMapper("FLD", prd.Width, prd.Height, prd.CoordEnvelope, prd.SpatialRef);
extracter.Extract(resultFLD);
CreateStageAreaInfo();
return(resultFLD);
}
private void 沙尘能见度AOI_Click(object sender, EventArgs e)
{
//首先进行沙尘判识，得出判识出的沙尘区域
string fname = @"H:\产品使用数据\01_沙尘\2011年04月30日\FY3A_VIRRX_GBAL_L1_20110430_0305_1000M_MS_PRJ_DXX.LDF";
Dictionary <string, object> extractArgs = new Dictionary <string, object>();
extractArgs.Add("a", 28);
extractArgs.Add("b", 78);
extractArgs.Add("c", 245);
extractArgs.Add("d", 293);
extractArgs.Add("f", 0);
extractArgs.Add("g", 20);
extractArgs.Add("h", 15);
extractArgs.Add("i", 250);
IRasterDataProvider prd = GeoDataDriver.Open(fname) as IRasterDataProvider;
ArgumentProvider argprd = new ArgumentProvider(prd, extractArgs);
string extractExpress = "((band2*) > var_a) && (band2/10f < var_b) && (band5/10f > var_c) && (band5/10f < var_d) && "
+ "(band6/10f > var_a) && ((band6 - band2)>var_f) && ((band6/10f - band5/10f + var_i)>var_h)";
//band2:可见光，0.525~0.575（波长范围）
//band5:远红外，10.3~11.55
//band6:短波红外，1.60~1.69
int[] exBandNos = new int[] { 2, 5, 6 };
IThresholdExtracter <UInt16> thrExtracter = new SimpleThresholdExtracter <UInt16>();
thrExtracter.Reset(argprd, exBandNos, extractExpress);
Stopwatch sw = new Stopwatch();
sw.Start();
//extractResult = new MemPixelIndexMapper("SAND", 1000);
thrExtracter.Extract(extractResult);
idxs = extractResult.Indexes.ToArray(); //获取到判识结果
//将判识结果作为AOI传入进行能见度计算
string express = "(UInt16)Math.Round(1000 * Math.Pow(Math.E,(var_visibleA + var_visibleB * band1/10f + var_visibleC * band2/10f + var_visibleD * band6/10f + var_visibleE * band4/10f + var_visibleF *(band6/10f - band4/10f + var_shortFar))),0)";
Dictionary <string, object> args = new Dictionary <string, object>();
args.Add("visibleA", 44.7603);
args.Add("visibleB", 0.181571);
args.Add("visibleC", -0.332972);
args.Add("visibleD", 0.122736);
args.Add("visibleE", -0.144287);
args.Add("visibleF", -0.114465);
args.Add("shortFar", 253);
int[] bandNos = new int[] { 1, 2, 6, 4 };
ArgumentProvider argProvider = new ArgumentProvider(prd, args);
argProvider.AOI = idxs;
IRasterExtracter <UInt16, UInt16> extracter = new SimpleRasterExtracter <UInt16, UInt16>();
extracter.Reset(argProvider, bandNos, express);
result = new MemPixelFeatureMapper <UInt16>("Visibility", 1000, new Size(prd.Width, prd.Height), prd.CoordEnvelope, prd.SpatialRef);
extracter.Extract(result);
RasterIdentify id = new RasterIdentify();
id.ThemeIdentify = "CMA";
id.ProductIdentify = "SAND";
id.SubProductIdentify = "VISIBILITY";
id.Satellite = "FY3A";
id.Sensor = "VIRRX";
id.Resolution = "1000M";
id.OrbitDateTime = DateTime.Now.Subtract(new TimeSpan(1, 0, 0, 0, 0));
id.GenerateDateTime = DateTime.Now;
IInterestedRaster <UInt16> iir = new InterestedRaster <UInt16>(id, new Size(prd.Width, prd.Height), prd.CoordEnvelope.Clone());
iir.Put(result);
iir.Dispose();
sw.Stop();
Text = sw.ElapsedMilliseconds.ToString();
}
private void 海陆模板_Click(object sender, EventArgs e)
{
using (VectorAOITemplate v = VectorAOITemplateFactory.GetAOITemplate("海陆模版")) //贝尔湖
{
Size size;
IRasterDataProvider prd;
Envelope evp = GetEnvelope(out size, out prd);
Stopwatch sw = new Stopwatch();
sw.Start();
landAoi = v.GetAOI(evp, size);
//
int[] reverseAOI = AOIHelper.Reverse(landAoi, size);
//IBinaryBitmapBuilder b = new BinaryBitmapBuilder();
//Bitmap bm = b.CreateBinaryBitmap(size, Color.Red, Color.Black);
//b.Fill(reverseAOI, size, ref bm);
//对陆地区域使用陆地判识算法
Dictionary <string, object> args = new Dictionary <string, object>();
//args.Add("a", 28);
//args.Add("b", 78);
//args.Add("c", 245);
//args.Add("d", 293);
//args.Add("f", 28);
//args.Add("g", 0);
//args.Add("h", 15);
//args.Add("i", 250);
//构造判识表达式
//string express = "((band2/10f) > var_a) && (band2/10f < var_b) && (band5/10f > var_c) && (band5/10f < var_d) && "
// + "(band6/10f > var_f) && ((band6 - band2)>var_g) && ((band6/10f - band5/10f + var_i)>var_h)";
////band2:可见光，0.525~0.575（波长范围）
////band5:远红外，10.3~11.55
////band6:短波红外，1.60~1.69
//int[] bandNos = new int[] { 2, 5, 6 };
////构造栅格计算判识器
//ArgumentsProvider argprd = new ArgumentsProvider(prd, args);
//argprd.AOI = reverseAOI;
//IThresholdExtracter<UInt16> extracter = new SimpleThresholdExtracter<UInt16>();
//extracter.Reset(argprd, bandNos, express);
////判识
//landResult = new MemPixelIndexMapper("SAND", 1000);
//extracter.Extract(landResult);
//landInd = landResult.Indexes.ToArray();
//对海洋区域使用海洋判识算法
args.Clear();
args.Add("a", 8);
args.Add("b", 26);
args.Add("c", 265);
args.Add("d", 283);
args.Add("e", -10);
args.Add("f", 0);
string express = "(band2/10f > var_a) && (band2/10f < var_b) && (band5/10f > var_c) && (band5/10f < var_d) && "
+ "(band6/10f > var_a)&& ((band6/10f - band4/10f)>var_e) &&((band2/10f - band4/10f )>var_f)";
int[] bandNos = new int[] { 2, 5, 6, 4 };
ArgumentProvider argprd = new ArgumentProvider(prd, args);
argprd.AOI = reverseAOI;
IThresholdExtracter <UInt16> extracter = new SimpleThresholdExtracter <UInt16>();
extracter.Reset(argprd, bandNos, express);
//判识
seaResult = PixelIndexMapperFactory.CreatePixelIndexMapper("DST", prd.Width, prd.Height, prd.CoordEnvelope, prd.SpatialRef);
extracter.Extract(seaResult);
seaIdx = seaResult.Indexes.ToArray();
//
IBinaryBitmapBuilder builder = new BinaryBitmapBuilder();
Size bmSize = new Size(prd.Width / 2, prd.Height / 2);
Bitmap bitmap = builder.CreateBinaryBitmap(bmSize, Color.Red, Color.White);
builder.Fill(landInd, new Size(prd.Width, prd.Height), ref bitmap);
bitmap.Save("h:\\陆地沙尘.png", ImageFormat.Png);
builder.Fill(seaIdx, new Size(prd.Width, prd.Height), ref bitmap);
bitmap.Save("h:\\海洋沙尘.png", ImageFormat.Png);
//
RasterIdentify id = new RasterIdentify();
id.ThemeIdentify = "CMA";
id.ProductIdentify = "SAND";
id.SubProductIdentify = "2VAL";
id.Satellite = "FY3A";
id.Sensor = "MERSI";
id.Resolution = "1000M";
id.OrbitDateTime = DateTime.Now.Subtract(new TimeSpan(1, 0, 0, 0, 0));
id.GenerateDateTime = DateTime.Now;
IInterestedRaster <UInt16> iir = new InterestedRaster <UInt16>(id, new Size(prd.Width, prd.Height), prd.CoordEnvelope.Clone());
iir.Put(landInd, 1);
iir.Put(seaIdx, 1);
sw.Stop();
Text = sw.ElapsedMilliseconds.ToString();
iir.Dispose();
}
////取海洋矢量作为AOI，使用海洋的判识算法
//Dictionary<string, object> seaargs = new Dictionary<string, object>();
//seaargs.Add("sa", 8);
//seaargs.Add("sb", 26);
//seaargs.Add("sc", 265);
//seaargs.Add("sd", 283);
//seaargs.Add("se", -10);
//seaargs.Add("sf", 0);
//string seaExpress = "(band2/10f > var_sa) && (band2/10f < var_sb) && (band5/10f > var_sc) && (band5/10f < var_sd) && "
// + "(band6/10f > var_sa)&& ((band6/10f - band4/10f)>var_se) &&((band2/10f - band4/10f )>var_sf)";
//int[] seabandNos = new int[] { 2, 5, 6, 4 };
//ArgumentsProvider seaargprd = new ArgumentsProvider(prd, seaargs);
////构造判识表达式
////构造基于阈值的判识器
//IThresholdExtracter<UInt16> seaextracter = new SimpleThresholdExtracter<UInt16>();
//seaextracter.Reset(seaargprd, seabandNos, seaExpress);
////判识
//IPixelIndexMapper searesult = new MemPixelIndexMapper("SAND", 1000);
//seaextracter.Extract(searesult);
//int[] seaidxs = searesult.Indexes.ToArray();
//将两者判识的idex合并
}
public override IExtractResult Make(Action <int, string> progressTracker, IContextMessage contextMessage)
{
_contextMessage = contextMessage;
if (_argumentProvider == null || _argumentProvider.DataProvider == null)
{
return(null);
}
string algname = _argumentProvider.GetArg("AlgorithmName").ToString();
if (string.IsNullOrEmpty(algname))
{
PrintInfo("参数\"AlgorithmName\"为空。");
return(null);
}
//光学数据积雪判识
if (algname == "SNWExtract")
{
int visiBandNo = (int)_argumentProvider.GetArg("Visible");
int sIBandNo = (int)_argumentProvider.GetArg("ShortInfrared");
int fIBandNo = (int)_argumentProvider.GetArg("FarInfrared");
double visiBandZoom = (double)_argumentProvider.GetArg("Visible_Zoom");
double siBandZoom = (double)_argumentProvider.GetArg("ShortInfrared_Zoom");
double fiBandZoom = (double)_argumentProvider.GetArg("FarInfrared_Zoom");
if (visiBandNo <= 0 || sIBandNo <= 0 || fIBandNo <= 0 || visiBandZoom <= 0 || siBandZoom <= 0 || fiBandZoom <= 0)
{
PrintInfo("获取波段序号失败,可能是波段映射表配置错误或判识算法波段参数配置错误。");
return(null);
}
string express = string.Format(@"(band{1}/{4}f > var_ShortInfraredMin) && (band{1}/{4}f< var_ShortInfraredMax) &&
(band{2}/{5}f< var_FarInfraredMax) && (band{2}/{5}f > var_FarInfraredMin) && (band{0}/{3}f> var_VisibleMin) &&
((float)(band{0}/{3}f-band{1}/{4}f)/(band{0}/{3}f+band{1}/{4}f)> var_NDSIMin) &&
((float)(band{0}/{3}f-band{1}/{4}f)/(band{0}/{3}f+band{1}/{4}f)< var_NDSIMax)&&
(band{0}/{3}f< var_VisibleMax)", visiBandNo, sIBandNo, fIBandNo, visiBandZoom, siBandZoom, fiBandZoom);
int[] bandNos = new int[] { visiBandNo, sIBandNo, fIBandNo };
IThresholdExtracter <UInt16> extracter = new SimpleThresholdExtracter <UInt16>();
extracter.Reset(_argumentProvider, bandNos, express);
int width = _argumentProvider.DataProvider.Width;
int height = _argumentProvider.DataProvider.Height;
IPixelIndexMapper result = PixelIndexMapperFactory.CreatePixelIndexMapper("MWS", width, height, _argumentProvider.DataProvider.CoordEnvelope, _argumentProvider.DataProvider.SpatialRef);
result.Tag = SnwDisplayInfo.GetDisplayInfo(_argumentProvider, visiBandNo, sIBandNo, fIBandNo);
extracter.Extract(result);
return(result);
}
else
{
float[] extrParas = (float[])_argumentProvider.GetArg("Arguments");
string filename = _argumentProvider.DataProvider.fileName;
//解析文件时间，确定波段顺序
Match m = DataReg.Match(Path.GetFileName(filename));
string filedate = "";
if (m.Success)
{
filedate = m.Value;
}
Int32 filedateDig = Convert.ToInt32(filedate);
int ch18vBandNo = 3; //默认为现在使用的波段顺序
int ch23vBandNo = 5;
int ch36vBandNo = 7;
int ch89vBandNo = 9;
if (algname == "MSIdentify")
{
if (filedateDig < 20110412)
{
ch18vBandNo = 7;
ch23vBandNo = 5;
ch36vBandNo = 3;
ch89vBandNo = 1;
}
if (ch18vBandNo <= 0 || ch23vBandNo <= 0 || ch36vBandNo <= 0 || ch89vBandNo <= 0)
{
PrintInfo("获取波段序号失败,可能是波段映射表配置错误或判识算法波段参数配置错误。");
return(null);
}
//string express = string.Format(@"(((((band{1}-band{3})*0.01>=var_23V89Vmin)||((band{0}-band{2})*0.01>= var_18V36Vmin))&&((band{1}*0.01+327.68)<=var_23Vmax)&&((band{0}-band{2})*0.01>=var_18Vsec36Vmin)&&((band{1}-band{3}-band{0}+band{2})*0.01>=var_si1si2thickmin))||((((band{1}-band{3})*0.01>var_23V89Vmin)||((band{0}-band{2})*0.01> var_18V36Vmin))&&((band{1}*0.01)+327.68<=var_23Vmax)&&((band{0}-band{2})*0.01<var_18Vsec36Vmin)&&((band{1}-band{3}-band{0}+band{2})*0.01>=var_si1thinsi2min)))", ch18vBandNo, ch23vBandNo, ch36vBandNo, ch89vBandNo);
string express = string.Format(@"(((((band{1}-band{3})*0.01>={4})||((band{0}-band{2})*0.01>= {5}))&&((band{1}*0.01+327.68)<={6})&&((band{0}-band{2})*0.01>={7})&&((band{1}-band{3}-band{0}+band{2})*0.01>={8}))||((((band{1}-band{3})*0.01>{4})||((band{0}-band{2})*0.01> {5}))&&((band{1}*0.01)+327.68<={6})&&((band{0}-band{2})*0.01<{7})&&((band{1}-band{3}-band{0}+band{2})*0.01>={9})))", ch18vBandNo, ch23vBandNo, ch36vBandNo, ch89vBandNo, extrParas[0], extrParas[1], extrParas[2], extrParas[3], extrParas[4], extrParas[5]);
int[] bandNos = new int[] { ch18vBandNo, ch23vBandNo, ch36vBandNo, ch89vBandNo };
IThresholdExtracter <Int16> extracter = new SimpleThresholdExtracter <Int16>();
extracter.Reset(_argumentProvider, bandNos, express);
int width = _argumentProvider.DataProvider.Width;
int height = _argumentProvider.DataProvider.Height;
IPixelIndexMapper result = PixelIndexMapperFactory.CreatePixelIndexMapper("MWS", width, height, _argumentProvider.DataProvider.CoordEnvelope, _argumentProvider.DataProvider.SpatialRef);
//由于当数据过大（如全球范围数据时），分块缓存不足，因此注释掉。
//result.Tag = SnwDisplayInfo.GetDisplayInfoMS(_argumentProvider, ch18vBandNo, ch23vBandNo, ch36vBandNo, ch89vBandNo);
extracter.Extract(result);
return(result);
}
else
{
return(null);
}
}
}
public IExtractResult GetBAG()
{
double visiBandRoom = (double)_argumentProvider.GetArg("Visible_Zoom");
double niBandRoom = (double)_argumentProvider.GetArg("NearInfrared_Zoom");
bool needcloud = (bool)_argumentProvider.GetArg("isAppCloud");
UCSetNearTool uccontrl = _argumentProvider.GetArg("UCSetNearTool") as UCSetNearTool;
if (uccontrl.ckbone.Checked)
{
uccontrl.btnGetAOIIndex(null, null);
}
MinNear = double.Parse(uccontrl.txtnearmin.Text) * 100;//放大调节 跟界面参数设置有关
IRasterDataProvider prd = _argumentProvider.DataProvider;
if (prd == null)
{
PrintInfo("未能获取当前影像数据。");
return(null);
}
IBandNameRaster bandNameRaster = prd as IBandNameRaster;
int visiBandNo = TryGetBandNo(bandNameRaster, "Visible");
int niBandNo = TryGetBandNo(bandNameRaster, "NearInfrared");
int shortBandNo = TryGetBandNo(bandNameRaster, "ShortInfrared");
if (visiBandNo == -1 || niBandNo == -1 || visiBandRoom == -1 || niBandRoom == -1)
{
PrintInfo("获取波段序号失败,可能是波段映射表配置错误或判识算法波段参数配置错误。");
return(null);
}
string express = string.Format("band{0}/{1}f" + " >= " + MinNear, niBandNo, niBandRoom);
string cloudexpress = GetCloudExpress();
if (needcloud)
{
express = string.Format("{0} && ({1})", express, cloudexpress);
}
int[] bandNos = new int[] { visiBandNo, niBandNo, shortBandNo };
IThresholdExtracter <UInt16> extracter = new SimpleThresholdExtracter <UInt16>();
extracter.Reset(_argumentProvider, bandNos, express);
int width = prd.Width;
int height = prd.Height;
IPixelIndexMapper memResult = PixelIndexMapperFactory.CreatePixelIndexMapper("BAG", width, height, prd.CoordEnvelope, prd.SpatialRef);
extracter.Extract(memResult);
memResult.Tag = new BagFeatureCollection("蓝藻辅助信息", GetDisplayInfo(memResult, visiBandNo, niBandNo));
//计算NDVI文件
IPixelFeatureMapper <float> ndvi = null;
try
{
ndvi = ComputeNDVIResult(_argumentProvider.DataProvider, memResult, visiBandNo, niBandNo);
IExtractResultBase bPCDResult = CreatPixelCoverRate(ndvi);
ExtractResultArray results = new ExtractResultArray("BAG_BINS");
results.Add(memResult);
//results.Add(ndvi);
results.Add(bPCDResult);
return(results);
}
finally
{
if (ndvi != null)
{
ndvi.Dispose();
}
}
}