From 2470a37e0a96dcfc5aa840512a783188c41d3ddd Mon Sep 17 00:00:00 2001 From: Thomas White Date: Wed, 25 May 2011 11:29:33 +0200 Subject: pattern_sim: Use compression --- src/hdf5-file.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/src/hdf5-file.c b/src/hdf5-file.c index b8a8bdc3..a3e7d21b 100644 --- a/src/hdf5-file.c +++ b/src/hdf5-file.c @@ -215,6 +215,7 @@ int hdf5_write(const char *filename, const void *data, int width, int height, int type) { hid_t fh, gh, sh, dh; /* File, group, dataspace and data handles */ + hid_t ph; /* Property list */ herr_t r; hsize_t size[2]; hsize_t max_size[2]; @@ -240,8 +241,13 @@ int hdf5_write(const char *filename, const void *data, max_size[1] = width; sh = H5Screate_simple(2, size, max_size); + /* Set compression */ + ph = H5Pcreate(H5P_DATASET_CREATE); + H5Pset_chunk(ph, 2, size); + H5Pset_deflate(ph, 3); + dh = H5Dcreate2(gh, "data", type, sh, - H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT); + H5P_DEFAULT, ph, H5P_DEFAULT); if ( dh < 0 ) { ERROR("Couldn't create dataset\n"); H5Fclose(fh); @@ -260,6 +266,7 @@ int hdf5_write(const char *filename, const void *data, return 1; } + H5Pclose(ph); H5Gclose(gh); H5Dclose(dh); H5Fclose(fh); -- cgit v1.2.3