diff options
Diffstat (limited to 'tools/h5repack/h5repack_filters.c')
| -rw-r--r-- | tools/h5repack/h5repack_filters.c | 94 |
1 files changed, 47 insertions, 47 deletions
diff --git a/tools/h5repack/h5repack_filters.c b/tools/h5repack/h5repack_filters.c index 98ef07e..cd4693e 100644 --- a/tools/h5repack/h5repack_filters.c +++ b/tools/h5repack/h5repack_filters.c @@ -41,10 +41,10 @@ int aux_find_obj(const char* name, /* object name from traverse list */ *obj = options->op_tbl->objs[i]; return i; } - + pdest = strstr(name,options->op_tbl->objs[i].path); result = (int)(pdest - name); - + /* found at position 1, meaning without '/' */ if( pdest != NULL && result==1 ) { @@ -72,19 +72,19 @@ int aux_assign_obj(const char* name, /* object name from traverse lis pack_opt_t *options, /* repack options */ pack_info_t *obj /*OUT*/) /* info about object to filter */ { - + int idx, i; pack_info_t tmp; - + init_packobject(&tmp); - + idx = aux_find_obj(name,options,&tmp); - + /* name was on input */ if (idx>=0) { - - + + /* applying to all objects */ if (options->all_layout) { @@ -114,9 +114,9 @@ int aux_assign_obj(const char* name, /* object name from traverse lis default: break; }/*switch*/ - + } - + /* applying to all objects */ if (options->all_filter) { @@ -132,16 +132,16 @@ int aux_assign_obj(const char* name, /* object name from traverse lis tmp.filter[i] = options->op_tbl->objs[idx].filter[i]; } } - - + + } /* if idx */ - - + + /* no input name */ - + else { - + if (options->all_filter) { int k; @@ -167,11 +167,11 @@ int aux_assign_obj(const char* name, /* object name from traverse lis }/*switch*/ } } - + *obj = tmp; return 1; - -} + +} /*------------------------------------------------------------------------- @@ -206,40 +206,40 @@ int apply_filters(const char* name, /* object name from traverse list */ pack_info_t obj; *has_filter = 0; - + if (rank==0) /* scalar dataset, do not apply */ return 0; - + /*------------------------------------------------------------------------- * initialize the assigment object *------------------------------------------------------------------------- */ init_packobject(&obj); - + /*------------------------------------------------------------------------- * find options *------------------------------------------------------------------------- */ if (aux_assign_obj(name,options,&obj)==0) return 0; - + /* get information about input filters */ if ((nfilters = H5Pget_nfilters(dcpl_id))<0) return -1; - + /*------------------------------------------------------------------------- * check if we have filters in the pipeline * we want to replace them with the input filters * only remove if we are inserting new ones *------------------------------------------------------------------------- */ - if (nfilters && obj.nfilters ) + if (nfilters && obj.nfilters ) { *has_filter = 1; if (H5Premove_filter(dcpl_id,H5Z_FILTER_ALL)<0) return -1; } - + /*------------------------------------------------------------------------- * check if there is an existent chunk * read it only if there is not a requested layout @@ -249,7 +249,7 @@ int apply_filters(const char* name, /* object name from traverse list */ { if ((layout = H5Pget_layout(dcpl_id))<0) return -1; - + if (layout==H5D_CHUNKED) { if ((rank = H5Pget_chunk(dcpl_id,NELMTS(chsize),chsize/*out*/))<0) @@ -260,7 +260,7 @@ int apply_filters(const char* name, /* object name from traverse list */ obj.chunk.chunk_lengths[i] = chsize[i]; } } - + /*------------------------------------------------------------------------- * the type of filter and additional parameter * type can be one of the filters @@ -273,10 +273,10 @@ int apply_filters(const char* name, /* object name from traverse list */ * H5Z_FILTER_SCALEOFFSET 6 , scaleoffset compression *------------------------------------------------------------------------- */ - + if (obj.nfilters) { - + /*------------------------------------------------------------------------- * filters require CHUNK layout; if we do not have one define a default *------------------------------------------------------------------------- @@ -287,14 +287,14 @@ int apply_filters(const char* name, /* object name from traverse list */ for (i=0; i<rank; i++) obj.chunk.chunk_lengths[i] = dims[i]; } - + for ( i=0; i<obj.nfilters; i++) { switch (obj.filter[i].filtn) { default: break; - + /*------------------------------------------------------------------------- * H5Z_FILTER_DEFLATE 1 , deflation like gzip *------------------------------------------------------------------------- @@ -302,7 +302,7 @@ int apply_filters(const char* name, /* object name from traverse list */ case H5Z_FILTER_DEFLATE: { unsigned aggression; /* the deflate level */ - + aggression = obj.filter[i].cd_values[0]; /* set up for deflated data */ if(H5Pset_chunk(dcpl_id, obj.chunk.rank, obj.chunk.chunk_lengths)<0) @@ -311,7 +311,7 @@ int apply_filters(const char* name, /* object name from traverse list */ return -1; } break; - + /*------------------------------------------------------------------------- * H5Z_FILTER_SZIP 4 , szip compression *------------------------------------------------------------------------- @@ -320,19 +320,19 @@ int apply_filters(const char* name, /* object name from traverse list */ { unsigned options_mask; unsigned pixels_per_block; - + options_mask = obj.filter[i].cd_values[0]; pixels_per_block = obj.filter[i].cd_values[1]; - + /* set up for szip data */ if(H5Pset_chunk(dcpl_id,obj.chunk.rank,obj.chunk.chunk_lengths)<0) return -1; if (H5Pset_szip(dcpl_id,options_mask,pixels_per_block)<0) return -1; - + } break; - + /*------------------------------------------------------------------------- * H5Z_FILTER_SHUFFLE 2 , shuffle the data *------------------------------------------------------------------------- @@ -343,7 +343,7 @@ int apply_filters(const char* name, /* object name from traverse list */ if (H5Pset_shuffle(dcpl_id)<0) return -1; break; - + /*------------------------------------------------------------------------- * H5Z_FILTER_FLETCHER32 3 , fletcher32 checksum of EDC *------------------------------------------------------------------------- @@ -368,15 +368,15 @@ int apply_filters(const char* name, /* object name from traverse list */ * H5Z_FILTER_SCALEOFFSET , scale+offset compression *------------------------------------------------------------------------- */ - + case H5Z_FILTER_SCALEOFFSET: { H5Z_SO_scale_type_t scale_type; int scale_factor; - + scale_type = obj.filter[i].cd_values[0]; scale_factor = obj.filter[i].cd_values[1]; - + if(H5Pset_chunk(dcpl_id, obj.chunk.rank, obj.chunk.chunk_lengths)<0) return -1; if (H5Pset_scaleoffset(dcpl_id,scale_type,scale_factor)<0) @@ -385,21 +385,21 @@ int apply_filters(const char* name, /* object name from traverse list */ break; } /* switch */ }/*i*/ - + } /*obj.nfilters*/ - + /*------------------------------------------------------------------------- * layout *------------------------------------------------------------------------- */ - + if (obj.layout>=0) { /* a layout was defined */ if (H5Pset_layout(dcpl_id, obj.layout)<0) return -1; - + if (H5D_CHUNKED==obj.layout) { /* set up chunk */ if(H5Pset_chunk(dcpl_id, obj.chunk.rank, obj.chunk.chunk_lengths)<0) return -1; @@ -408,7 +408,7 @@ int apply_filters(const char* name, /* object name from traverse list */ if (H5Pset_alloc_time(dcpl_id, H5D_ALLOC_TIME_EARLY)<0) return -1; } - + } return 0; |