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Creating an HDF5 dataset
The HDF5 high level routines H5CREATE and H5WRITE will not allow compound datasets (struct), so you would need to do the low lev...
mer än 10 år ago | 0
dimensions of opened NetCDF files
When you shell out to run ncdump, you are running a C executable that is linked into the netcdf library. Since it is written in...
ungefär 13 år ago | 2
| accepted
dimensions of opened NetCDF files
Hi Christoph, The "ncload" function referred to is part of the "netcdf toolbox", which is a very old and unsupported piece of...
ungefär 13 år ago | 1
Problem in creating netcdf
Hi Dee, you are using the "netcdf toolbox" to create your netcdf file, which isn't MathWorks-supported software. It's not suppo...
ungefär 13 år ago | 0
Nccreate and Ncwrite Questions
NCREAD, NCWRITE, and NCCREATE were introduced in R2011a. You can do one of two things. You could look at trying the low-leve...
ungefär 13 år ago | 0
| accepted
problem with netCDF handling
The mode string you want is 'NOWRITE', not 'NO-WRITE'.
ungefär 13 år ago | 1
Matlab code for atmosphere level 2 HDF files
If it's hdfeos (grid? swath?), take a look at the examples for HDFREAD. If you need finer control that what HDFREAD gives you, ...
ungefär 13 år ago | 0
Need to save subset of netCDF file
If you have R2011a or more recent, look at the 2nd example for NCWRITESCHEMA. It is at least similar to what you want to do. I...
ungefär 13 år ago | 0
| accepted
Why does 'imread' reads grayscale images as two-dimensional
Copied from comments above with minor edits: It's actually allowed for TIFFs to have more planes than one would normally th...
ungefär 13 år ago | 2
| accepted
How to run netcdf.defVarFill for a variable defined as 'float'
If your netCDF variable is single precision, then your fill value must also be given as single precision, so netcdf.defVa...
ungefär 13 år ago | 0
| accepted
Writing Compound Data to an Existing HDF5 file
You are opening the file in read-only mode, which is why the H5D.create call fails. Check the help for H5F.open, it has an exam...
mer än 13 år ago | 0
| accepted
Writing Compound Data into Groups in HDF5 files
Change line 89 from dset = H5D.create (file, DATASET, filetype, space, 'H5P_DEFAULT'); to (for example) plist...
mer än 13 år ago | 1
| accepted
Writing data as a table in a hdf5 file.
Only numeric data can be written with H5WRITE. In order to write table or compound data, you will need to use "formal" interfac...
mer än 13 år ago | 0
Reading in a 32bit tif
The SampleFormat for your existing TIFF is signed integer. The tiff class is erroring out because you set the SampleFormat to U...
mer än 13 år ago | 0
| accepted
ncwriteschema - assign variables and Dimensions to variables
The specification for the variable dimensions should be the same as in the dimensions themselves, i.e. just listing the dimensio...
mer än 13 år ago | 3
| accepted
CIELAB values from TIFF image
IMREAD converts CIELAB to ICCLAB (it should also warn you that it is doing this). If you want the raw CIELAB values as stored i...
mer än 13 år ago | 0
Trouble getting a variable from a netcdf file
Try using H5DISP and H5READ.
mer än 13 år ago | 0
Write data in a netcdf file
The extents you used to define your dimensions don't match up with the size of your matlab variables. Should the length of...
mer än 13 år ago | 0
Explore an hdf5 file
Go to MATLAB Central and search for HDF5TOOLS. It has a function called H5DUMP that should work on 2009a.
mer än 13 år ago | 0
| accepted
String length Change when writing Hdf5.h5strings
Hi Sameh, HDF5WRITE only writes out fixed-length strings, as you have noticed. It's also been deprecated in favor of a new high...
mer än 13 år ago | 0
Extracting TIFF image data with 2 StripOffsets in a single IFD
Hi Allen, both the Tiff class and IMREAD use libtiff under the hood, but libtiff does not support multiple values for the BitsPe...
mer än 13 år ago | 0
Corrupt Image
When IMFINFO encounters a JPEG file, it will try to determine if the JPEG has exif metadata, which is stored in the APP1 segment...
mer än 13 år ago | 0
| accepted
NetCDF Read Slow Down - Sometimes
If your variable's 2nd dimension crosses a lot of chunk boundaries, that might explain why the initial read might be slow.
mer än 13 år ago | 0
| accepted
netCDF not being read properly
Is it possible that the data consists entirely of fill values? What version of matlab are you using? If you have 11a, what do ...
mer än 13 år ago | 0
compressing .tif images
Look at the help for IMWRITE or the Tiff class.
mer än 13 år ago | 0
LibTIFF + Matlab: how to change temporal position
Hi Ricardo, I was going to guess that "6 temporal positions" meant that there is 6 image file directories in the TIFF file? Whe...
ungefär 14 år ago | 0
It is possible to change MODIS projection using matlab?
New packages were introduced in R2011a that make it easier to create HDF EOS files, and Cylindrical Equal-Area is a supported pr...
ungefär 14 år ago | 0
determining color image format :
If the photometric interpretation tag in the TIFF file says RGB, then IMFINFO will report just that. IMREAD and the Tiff class ...
ungefär 14 år ago | 0
