[gdal-dev] about one-dimensional vector dataset

Hi, How to get values of one-dimensional vector dataset like this [image: 1.png] the X_Axis dataset is showed in HDF Explorer like this: [image: 2.png] I could not access these dataset via GetMetadata("SUBDATASETS") method, Anybody could tell me how to access these datasets? Best wishes, -- J

[gdal-dev] Can't get 1*N dataset in HDFfile

Hi, I can't get 1*N dataset in HDF file by GDAL, The dataset looks like this: [image: dataset.png] It shows in HDF Explorer [image: show.png] Any suggestions? Best wishes, -- JoSn <><>___ gdal-dev mailing list gdal-dev@lists.osgeo.org http://lists.os

[gdal-dev] about the rank of a dataset

Hi, Is there any method to get the rank value of a dataset? -- JoSn ___ gdal-dev mailing list gdal-dev@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/gdal-dev

[gdal-dev] How to read HDF Attribute domains in c#

Hi, I would read a HDF file in C Sharp language. Part of the file structure shows in the picture bellow: [image: hdf.png] but I could not find methods to access the data of attribute domains such as information about "HDFEOSVersion" Any body help me? Thanks. Best regards, -- JoSn <>___

[gdal-dev] 8 bit or 24 bit

Hi, How to judge an image in hdf files is 8 bit or 24 bit? -- JoSn ___ gdal-dev mailing list gdal-dev@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/gdal-dev

[gdal-dev] about SetRasterColorInterpretation

Hi, I used the the SetRasterColorInterpretation() method to modified the ColorInterpretation of a band, but it failed. so SetRasterColorInterpretation() doesn't work? If I want to modify the ColorInterpretation of a band, what should I do? -- JoSn __

[gdal-dev] how to access Image palette in HDF files

Hi, I am using GDAL in CSharp to read the information from HDF files. I do not know how to access the information Image palette in HDF files. The picture below shows the file structure of the HDF file I used. [image: pal_browse_jul.png] and I want to got the information of Image palette. Any su

[gdal-dev] How to access HDF subdatasets via ArcGIS Engine

Hi, I have read the method to read HDF files here: http://edndoc.esri.com/arcobjects/9.2/NET/6068a0e3-4265-47f3-b1eb-68cb498e78f1.htm but there is something wrong when access HDF files with multiple subdatasets. it seems that it is only applicable to HDF files wiht only ont subdataset. Best

[gdal-dev] How to get the document structure information of HDF files

Hi, Using GDAL to read HDF files in CSharp, but I do not know how to parse the document structure, that is, how to get the vgroup information, then with the information of vgroup and vdata, the tree view can be formed, just like the table of centent in hdf explorer. Best regards, -- JoSn _

[gdal-dev] How to get the group information

Hi, I am programing in csharp to read hdf file with GDAL. Anybody knows how to get groups' information in HDF files in CSharp. I don't know how can i get the information about groups. I can only get SDS by the subdatasets domain, but I cant get the information of the table dataset in hdf files.

[gdal-dev] Read Datasets with three ranks in HDF file by GDAL in CSharp

Hi, I am trying to read HDF files by GDAL in CSharp. The trouble is I can only access the first,second rank of the datasets with three ranks, but i can not access any information about the third rank. because I can only get the RasterXSize and RasterYSize from dataset, but there is no RasterZSize

[gdal-dev] How to extract information from datasets with three dimensionss

Hi, I am using GDAL in CSharp to read the information from HDF files. To read the information from datasets with two dimensions is easy. but I don't know how to get the X_Axis and Y_Axis of the dataset. I can only get the information at the position (X_Axis, Y_Axis). And it is diffcult to read d

[gdal-dev] how to get group information from HDF file by using GDAL in CSharp

Hi, I try using GDAl to read/write HDF files. Is it possible to access the names of groups in HDF files using GDAL in CSharp? How can I show groups like in HDF Explorer? I can get subdatasets's name and description information using GetMetadata("SUBDATASETS"), but I want to know is there any othe