private void CheckArg(BlockArg inArg)
{
if (string.IsNullOrWhiteSpace(inArg.BlockType))
{
throw new Exception("节点BlockType必须为以下值中的一个：identify、custom");
}
if (inArg.BlockType == "identify")
{
if (string.IsNullOrWhiteSpace(inArg.BlockIdentify))
{
throw new Exception("BlockType为identify时候，BlockIdentify节点必须有值");
}
//if (inArg.BlockIdentify != "005" && inArg.BlockIdentify != "010")
// throw new Exception("BlockType为identify时候，BlockIdentify节点必须为以下值中的一个：005、010");
}
else if (inArg.BlockType == "custom")
{
if (inArg.BlockEnvelopes == null || inArg.BlockEnvelopes.Length == 0)
{
throw new Exception("BlockType为custom时候，Blocks节点必须有值");
}
}
if (string.IsNullOrWhiteSpace(inArg.InputFilename))
{
throw new Exception("参数InputFilename为空值");
}
if (!File.Exists(inArg.InputFilename))
{
throw new Exception("参数InputFilename提供的文件不存在或者不可访问[" + inArg.InputFilename + "]");
}
}
public static BlockArg ParseXml(string argXml)
{
if (string.IsNullOrWhiteSpace(argXml))
{
throw new ArgumentNullException("argXml", "参数文件为空");
}
if (!File.Exists(argXml))
{
throw new FileNotFoundException("参数文件不存在", argXml);
}
string inputfilename;
string outputDir;
string blockType = "";
string blockIdentify = "";
PrjEnvelopeItem[] envelopes = null;
XElement xml = XElement.Load(argXml);
XElement inputfilenameX = xml.Element("InputFilename");
if (inputfilenameX == null || string.IsNullOrWhiteSpace(inputfilenameX.Value))
{
inputfilename = null;
}
inputfilename = inputfilenameX.Value;
XElement outputDirX = xml.Element("OutputDir");
outputDir = outputDirX.Value;
if (!Directory.Exists(outputDir))
{
Directory.CreateDirectory(outputDir);
}
XElement blockTypeX = xml.Element("BlockType");
if (blockTypeX != null)
{
blockType = blockTypeX.Value;
}
if (blockType == "identify")
{
XElement blockIdentifyX = xml.Element("BlockIdentify");
if (blockIdentifyX != null)
{
blockIdentify = blockIdentifyX.Value;
}
}
else
{
envelopes = ParseEnvelopes(xml.Element("Blocks"));
}
BlockArg arg = new BlockArg();
arg.InputFilename = inputfilename;
arg.OutputDir = outputDir;
arg.BlockType = blockType;
arg.BlockIdentify = blockIdentify;
arg.BlockEnvelopes = envelopes;
return(arg);
}
private BlockDef[] GenericBlock(BlockArg arg)
{
if (arg.BlockType == "identify")
{
return(GenericBlockIdentify(arg.BlockIdentify));
}
else if (arg.BlockType == "custom")
{
List <BlockDef> blockList = new List <BlockDef>();
foreach (PrjEnvelopeItem prjEnv in arg.BlockEnvelopes)
{
PrjEnvelope env = prjEnv.PrjEnvelope;
blockList.Add(new BlockDef(prjEnv.Name, env.MinX, env.MinY, env.MaxX, env.MaxY));
}
return(blockList.ToArray());
}
else
{
return(null);
}
}
public void Do(string xmlArg)
{
BlockArg inArg = BlockArg.ParseXml(xmlArg);
string outDir = inArg.OutputDir;
IRasterDataProvider inRaster = null;
OutputArg outArg = new OutputArg();
try
{
CheckArg(inArg);
BlockDef[] blocks = GenericBlock(inArg);
inRaster = GeoDataDriver.Open(inArg.InputFilename) as IRasterDataProvider;
DataIdentify dataIdentify = inRaster.DataIdentify;
outArg.OrbitFilename = Path.GetFileName(inArg.InputFilename);
outArg.Satellite = dataIdentify.Satellite;
outArg.Sensor = dataIdentify.Sensor;
outArg.Level = "L1";
outArg.ProjectionIdentify = ParseProjectionIdentify(Path.GetFileName(inArg.InputFilename));
outArg.ObservationDate = dataIdentify.OrbitDateTime.ToString("yyyyMMdd");
outArg.ObservationTime = dataIdentify.OrbitDateTime.ToString("HHmm");
outArg.Station = ParseStation(Path.GetFileName(inArg.InputFilename));
List <FileArg> fileArgs = new List <FileArg>();
string retMessage = "";
for (int blockIndex = 0; blockIndex < blocks.Length; blockIndex++)
{
BlockDef blockDef = blocks[blockIndex];
if (blocks == null)
{
continue;
}
CoordEnvelope oEnvelope = inRaster.CoordEnvelope;
CoordEnvelope tEnvelope = blockDef.ToEnvelope();
IRasterDataProvider outBlockRasters = null;
try
{
if (!IsInteractived(oEnvelope, tEnvelope))
{
continue;
}
double validPercent = 0;
outBlockRasters = _rasterClipProcess.Clip(inRaster, blockDef, 100, "LDF", outDir, new Action <int, string>(OnProgress), out validPercent);
if (outBlockRasters == null)
{
continue;
}
if (validPercent == 0)
{
string filename = outBlockRasters.fileName;
outBlockRasters.Dispose();
outBlockRasters = null;
TryDeleteLdfFiles(filename);
continue;
}
IRasterDataProvider outfileRaster = outBlockRasters;
string overViewFilename = OverViewHelper.OverView(outfileRaster, _blockPngSize);
FileArg fileArg = new FileArg();
CoordEnvelope env = null;
float resolutionX;
float resolutionY;
env = outfileRaster.CoordEnvelope;
resolutionX = outfileRaster.ResolutionX;
resolutionY = outfileRaster.ResolutionY;
fileArg.OutputFilename = Path.GetFileName(outfileRaster.fileName);
fileArg.Thumbnail = (string.IsNullOrWhiteSpace(overViewFilename) ? "" : Path.GetFileName(overViewFilename));
fileArg.ExtendFiles = Path.ChangeExtension(Path.GetFileName(outfileRaster.fileName), "hdr");
fileArg.Envelope = new PrjEnvelopeItem(blockDef.Name, env == null ? null : new RasterProject.PrjEnvelope(env.MinX, env.MaxX, env.MinY, env.MaxY));
fileArg.ResolutionX = resolutionX.ToString();
fileArg.ResolutionY = resolutionY.ToString();
fileArg.Length = new FileInfo(outfileRaster.fileName).Length;
fileArgs.Add(fileArg);
}
catch (Exception ex)
{
retMessage += (ex.Message + " Block:" + blockDef.Name + tEnvelope == null ? "" : tEnvelope.ToString());
}
finally
{
if (outBlockRasters != null)
{
if (outBlockRasters != null)
{
outBlockRasters.Dispose();
}
}
}
}
outArg.OutputFiles = fileArgs.ToArray();
outArg.LogLevel = "info";
if (string.IsNullOrWhiteSpace(retMessage))
{
outArg.LogInfo = "分幅成功";
}
else
{
outArg.LogInfo = retMessage;
}
}
catch (Exception ex)
{
LogFactory.WriteLine(ex);
outArg.LogLevel = "error";
outArg.LogInfo = ex.Message;
Console.WriteLine(ex.Message);
}
finally
{
string outXmlFilename = Path.Combine(inArg.OutputDir, Path.GetFileName(inArg.InputFilename) + ".xml");
OutputArg.WriteXml(outArg, outXmlFilename);
if (inRaster != null)
{
inRaster.Dispose();
}
}
}
