Den 28 juni 2017 5:10 em skrev "Werner Benger" <wer...@cct.lsu.edu>: > > On 28.06.2017 16:45, Elvis Stansvik wrote: > >> 2017-06-28 14:24 GMT+02:00 Werner Benger <wer...@cct.lsu.edu>: >>> >>> Hi, >>> >>> I am using HDF5 with blosc dynamic plugin loading regularly under Windows, >>> and this are the files as needed in the plugin directory that HDF5 looks >>> for: >>> >>> HDF5Plugins $ ll >>> total 1.2M >>> -rwxr-xr-x 1 Wrk None 382K Jun 26 23:30 blosc.dll* >>> -rwxr-xr-x 1 Wrk None 330K Jun 26 23:30 libHDF5blosc.dll* >>> -rwxr-xr-x 1 Wrk None 410K Jun 26 23:30 liblz4.dll* >> >> I'm doing the same, just with a small minor difference: My blosc is >> built with the lz4 that is bundled in the blosc sources, so it's >> compiled right into the blosc.dll. So I didn't need to ship >> liblz4.dll. >> >> Elvis > > Actually that's the same for me, the liblz4.dll in that listing is actually the blosc-independent LZ4 compression filter itself.
Aha, I see. Elvis > > Werner > > >>> The blosc.dll is the blosc library, libHDF5blosc.dll is the HDF5 plugin >>> using that library. >>> >>> I'm using Mingw64, which is gcc 6.3 under MSYS2 . >>> >>> Werner >>> >>> >>> On 28.06.2017 13:44, Francesc Alted wrote: >>> >>> Hi, >>> >>> I have been trying to give support to HDF5 on Windows for dynamically >>> loading the Blosc plugin (https://github.com/Blosc/hdf5-blosc), but no >>> success so far. >>> >>> I basically have compiled the plugin with: >>> >>>> cl /I"C:\Program Files (x86)\blosc\include" >>>> /I"C:\HDF_Group\HDF5\1.8.12\include" libH5Zblosc.c blosc_filter.c >>>> /OUT:libH5Zblosc.dll /LD /link /LIBPATH:"C:\Program Files (x86)\blosc\lib" >>>> /LIBPATH:"C:\HDF_Group\HDF5\1.8.12\lib" blosc.lib hdf5.lib >>> >>> and then copied the libH5Zblosc.dll to "%ALLUSERSPROFILE%/hdf5/lib/plugin", >>> but when I try to use a h5dump for getting the data of an HDF5 with some >>> datasets compressed with Blosc, I am getting: >>> >>>> h5dump \tmp\carray1-blosc.h5 >>> >>> HDF5 "\tmp\carray1-blosc.h5" { >>> GROUP "/" { >>> DATASET "carray" { >>> DATATYPE H5T_STD_U8LE >>> DATASPACE SIMPLE { ( 200, 300 ) / ( 218, 300 ) } >>> DATA {h5dump error: unable to print data >>> >>> } >>> } >>> } >>> } >>> >>> When asking for more errors, I am getting a more informative message: >>> >>>> h5dump --enable-error-stack \tmp\carray1-blosc.h5 >>> >>> HDF5 "\tmp\carray1-blosc.h5" { >>> GROUP "/" { >>> DATASET "carray" { >>> DATATYPE H5T_STD_U8LE >>> DATASPACE SIMPLE { ( 200, 300 ) / ( 218, 300 ) } >>> DATA {HDF5-DIAG: Error detected in HDF5 (1.10.1) thread 0: >>> #000: C:\autotest\hdf5110-StdRelease-code-10vs14\build\hdfsrc\src\H5Dio.c >>> line 171 in H5Dread(): can't read data >>> major: Dataset >>> minor: Read failed >>> #001: C:\autotest\hdf5110-StdRelease-code-10vs14\build\hdfsrc\src\H5Dio.c >>> line 544 in H5D__read(): can't read data >>> major: Dataset >>> minor: Read failed >>> #002: >>> C:\autotest\hdf5110-StdRelease-code-10vs14\build\hdfsrc\src\H5Dchunk.c line >>> 2050 in H5D__chunk_read(): unable to read raw data chunk >>> major: Low-level I/O >>> minor: Read failed >>> #003: >>> C:\autotest\hdf5110-StdRelease-code-10vs14\build\hdfsrc\src\H5Dchunk.c line >>> 3405 in H5D__chunk_lock(): data pipeline read failed >>> major: Data filters >>> minor: Filter operation failed >>> #004: C:\autotest\hdf5110-StdRelease-code-10vs14\build\hdfsrc\src\H5Z.c >>> line 1349 in H5Z_pipeline(): required filter 'blosc' is not registered >>> major: Data filters >>> minor: Read failed >>> #005: C:\autotest\hdf5110-StdRelease-code-10vs14\build\hdfsrc\src\H5PL.c >>> line 389 in H5PL_load(): search in paths failed >>> major: Plugin for dynamically loaded library >>> minor: Can't get value >>> #006: C:\autotest\hdf5110-StdRelease-code-10vs14\build\hdfsrc\src\H5PL.c >>> line 812 in H5PL__find(): can't open directory >>> major: Plugin for dynamically loaded library >>> minor: Can't open directory or file >>> h5dump error: unable to print data >>> >>> } >>> } >>> } >>> } >>> H5tools-DIAG: Error detected in HDF5:tools (1.10.1) thread 0: >>> #000: >>> C:\autotest\hdf5110-StdRelease-code-10vs14\build\hdfsrc\tools\lib\h5tools_dump.c >>> line 1639 in h5tools_dump_simple_dset(): H5Dread failed >>> major: Failure in tools library >>> minor: error in function >>> >>> I suppose the meaningful part is here: >>> >>> 10vs14\build\hdfsrc\src\H5PL.c line 812 in H5PL__find(): can't open >>> directory >>> >>> b >>> ut I have no clues on 1) what directory the dynamic plugin machinery in HDF5 >>> is looking at and 2) which name the DLL should have (as per manual, I am >>> using libH5Zblosc.dll, but I have tried with H5Zblosc.dll and blosc.dll with >>> no success). >>> >>> I have also tried to use the HDF5_PLUGIN_PATH environment variable, so as to >>> direct the plugin machinery in HDF5 to look into the specific >>> %ALLUSERSPROFILE%/hdf5/lib/plugin >>> place, >>> but no luck. >>> >>> I tried with HDF5 1.8.12 and 1.10.1, with same results. Finally, if it is >>> of any help, I am using Windows 10 64 bit. >>> >>> As a suggestion, it may help to debug situations like this if the HDF5 >>> backtrace of the plugin machinery would provide info about 1) which >>> directory it is looking at for finding the HDF5 plugin and 2) the name of >>> the DLL that it is trying to load. >>> >>> Thanks in advance, >>> >>> -- >>> Francesc Alted >>> >>> >>> _______________________________________________ >>> Hdf-forum is for HDF software users discussion. >>> Hdf-forum@lists.hdfgroup.org >>> http://lists.hdfgroup.org/mailman/listinfo/hdf-forum_lists.hdfgroup.org >>> Twitter: https://twitter.com/hdf5 >>> >>> >>> -- >>> ___________________________________________________________________________ >>> Dr. Werner Benger Visualization Research >>> Center for Computation & Technology at Louisiana State University (CCT/LSU) >>> 2019 Digital Media Center, Baton Rouge, Louisiana 70803 >>> Tel.: +1 225 578 4809 Fax.: +1 225 578-5362 >>> >>> >>> _______________________________________________ >>> Hdf-forum is for HDF software users discussion. >>> Hdf-forum@lists.hdfgroup.org >>> http://lists.hdfgroup.org/mailman/listinfo/hdf-forum_lists.hdfgroup.org >>> Twitter: https://twitter.com/hdf5 >> >> _______________________________________________ >> Hdf-forum is for HDF software users discussion. >> Hdf-forum@lists.hdfgroup.org >> http://lists.hdfgroup.org/mailman/listinfo/hdf-forum_lists.hdfgroup.org >> Twitter: https://twitter.com/hdf5 > > > -- > ___________________________________________________________________________ > Dr. Werner Benger Visualization Research > Center for Computation & Technology at Louisiana State University (CCT/LSU) > 2019 Digital Media Center, Baton Rouge, Louisiana 70803 > Tel.: +1 225 578 4809 Fax.: +1 225 578-5362 > > > _______________________________________________ > Hdf-forum is for HDF software users discussion. > Hdf-forum@lists.hdfgroup.org > http://lists.hdfgroup.org/mailman/listinfo/hdf-forum_lists.hdfgroup.org > Twitter: https://twitter.com/hdf5
_______________________________________________ Hdf-forum is for HDF software users discussion. Hdf-forum@lists.hdfgroup.org http://lists.hdfgroup.org/mailman/listinfo/hdf-forum_lists.hdfgroup.org Twitter: https://twitter.com/hdf5
