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author | David Young <dyoung@hdfgroup.org> | 2020-09-03 21:13:47 (GMT) |
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committer | David Young <dyoung@hdfgroup.org> | 2020-09-03 21:13:47 (GMT) |
commit | d85cd245d29d72990ded9fdf60a2b849a85b1912 (patch) | |
tree | 83aaf2f0b9acc06c1d69af4c843fa23927822efb /src/H5Zscaleoffset.c | |
parent | 651facc1446c36e6d77cc328682dac397bae27e3 (diff) | |
parent | b3a89155b986bca9c436d4ff6c229a68ac23f1ef (diff) | |
download | hdf5-d85cd245d29d72990ded9fdf60a2b849a85b1912.zip hdf5-d85cd245d29d72990ded9fdf60a2b849a85b1912.tar.gz hdf5-d85cd245d29d72990ded9fdf60a2b849a85b1912.tar.bz2 |
Merge remote-tracking branch 'hdffv/develop' into rebased-fprintf-experiment
Diffstat (limited to 'src/H5Zscaleoffset.c')
-rw-r--r-- | src/H5Zscaleoffset.c | 192 |
1 files changed, 92 insertions, 100 deletions
diff --git a/src/H5Zscaleoffset.c b/src/H5Zscaleoffset.c index 7bdc283..83f170e 100644 --- a/src/H5Zscaleoffset.c +++ b/src/H5Zscaleoffset.c @@ -36,55 +36,55 @@ enum H5Z_scaleoffset_t {t_bad=0, t_uchar=1, t_ushort, t_uint, t_ulong, t_ulong_l t_float, t_double}; /* Local function prototypes */ -static htri_t H5Z_can_apply_scaleoffset(hid_t dcpl_id, hid_t type_id, hid_t space_id); -static enum H5Z_scaleoffset_t H5Z_scaleoffset_get_type(unsigned dtype_class, +static htri_t H5Z__can_apply_scaleoffset(hid_t dcpl_id, hid_t type_id, hid_t space_id); +static enum H5Z_scaleoffset_t H5Z__scaleoffset_get_type(unsigned dtype_class, unsigned dtype_size, unsigned dtype_sign); -static herr_t H5Z_scaleoffset_set_parms_fillval(H5P_genplist_t *dcpl_plist, +static herr_t H5Z__scaleoffset_set_parms_fillval(H5P_genplist_t *dcpl_plist, H5T_t *type, enum H5Z_scaleoffset_t scale_type, unsigned cd_values[], int need_convert); -static herr_t H5Z_set_local_scaleoffset(hid_t dcpl_id, hid_t type_id, hid_t space_id); -static size_t H5Z_filter_scaleoffset(unsigned flags, size_t cd_nelmts, +static herr_t H5Z__set_local_scaleoffset(hid_t dcpl_id, hid_t type_id, hid_t space_id); +static size_t H5Z__filter_scaleoffset(unsigned flags, size_t cd_nelmts, const unsigned cd_values[], size_t nbytes, size_t *buf_size, void **buf); -static void H5Z_scaleoffset_convert(void *buf, unsigned d_nelmts, unsigned dtype_size); -static H5_ATTR_CONST unsigned H5Z_scaleoffset_log2(unsigned long long num); -static void H5Z_scaleoffset_precompress_i(void *data, unsigned d_nelmts, +static void H5Z__scaleoffset_convert(void *buf, unsigned d_nelmts, unsigned dtype_size); +static H5_ATTR_CONST unsigned H5Z__scaleoffset_log2(unsigned long long num); +static void H5Z__scaleoffset_precompress_i(void *data, unsigned d_nelmts, enum H5Z_scaleoffset_t type, unsigned filavail, const unsigned cd_values[], uint32_t *minbits, unsigned long long *minval); -static void H5Z_scaleoffset_postdecompress_i(void *data, unsigned d_nelmts, +static void H5Z__scaleoffset_postdecompress_i(void *data, unsigned d_nelmts, enum H5Z_scaleoffset_t type, unsigned filavail, const unsigned cd_values[], uint32_t minbits, unsigned long long minval); -static herr_t H5Z_scaleoffset_precompress_fd(void *data, unsigned d_nelmts, +static herr_t H5Z__scaleoffset_precompress_fd(void *data, unsigned d_nelmts, enum H5Z_scaleoffset_t type, unsigned filavail, const unsigned cd_values[], uint32_t *minbits, unsigned long long *minval, double D_val); -static herr_t H5Z_scaleoffset_postdecompress_fd(void *data, unsigned d_nelmts, +static herr_t H5Z__scaleoffset_postdecompress_fd(void *data, unsigned d_nelmts, enum H5Z_scaleoffset_t type, unsigned filavail, const unsigned cd_values[], uint32_t minbits, unsigned long long minval, double D_val); -static void H5Z_scaleoffset_next_byte(size_t *j, unsigned *buf_len); -static void H5Z_scaleoffset_decompress_one_byte(unsigned char *data, size_t data_offset, +static void H5Z__scaleoffset_next_byte(size_t *j, unsigned *buf_len); +static void H5Z__scaleoffset_decompress_one_byte(unsigned char *data, size_t data_offset, unsigned k, unsigned begin_i, unsigned char *buffer, size_t *j, unsigned *buf_len, parms_atomic p, unsigned dtype_len); -static void H5Z_scaleoffset_compress_one_byte(unsigned char *data, size_t data_offset, +static void H5Z__scaleoffset_compress_one_byte(unsigned char *data, size_t data_offset, unsigned k, unsigned begin_i, unsigned char *buffer, size_t *j, unsigned *buf_len, parms_atomic p, unsigned dtype_len); -static void H5Z_scaleoffset_decompress_one_atomic(unsigned char *data, size_t data_offset, +static void H5Z__scaleoffset_decompress_one_atomic(unsigned char *data, size_t data_offset, unsigned char *buffer, size_t *j, unsigned *buf_len, parms_atomic p); -static void H5Z_scaleoffset_compress_one_atomic(unsigned char *data, size_t data_offset, +static void H5Z__scaleoffset_compress_one_atomic(unsigned char *data, size_t data_offset, unsigned char *buffer, size_t *j, unsigned *buf_len, parms_atomic p); -static void H5Z_scaleoffset_decompress(unsigned char *data, unsigned d_nelmts, +static void H5Z__scaleoffset_decompress(unsigned char *data, unsigned d_nelmts, unsigned char *buffer, parms_atomic p); -static void H5Z_scaleoffset_compress(unsigned char *data, unsigned d_nelmts, unsigned char *buffer, +static void H5Z__scaleoffset_compress(unsigned char *data, unsigned d_nelmts, unsigned char *buffer, size_t buffer_size, parms_atomic p); /* This message derives from H5Z */ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{ - H5Z_CLASS_T_VERS, /* H5Z_class_t version */ - H5Z_FILTER_SCALEOFFSET, /* Filter id number */ - 1, /* Assume encoder present: check before registering */ - 1, /* decoder_present flag (set to true) */ - "scaleoffset", /* Filter name for debugging */ - H5Z_can_apply_scaleoffset, /* The "can apply" callback */ - H5Z_set_local_scaleoffset, /* The "set local" callback */ - H5Z_filter_scaleoffset, /* The actual filter function */ + H5Z_CLASS_T_VERS, /* H5Z_class_t version */ + H5Z_FILTER_SCALEOFFSET, /* Filter id number */ + 1, /* Assume encoder present: check before registering */ + 1, /* decoder_present flag (set to true) */ + "scaleoffset", /* Filter name for debugging */ + H5Z__can_apply_scaleoffset, /* The "can apply" callback */ + H5Z__set_local_scaleoffset, /* The "set local" callback */ + H5Z__filter_scaleoffset, /* The actual filter function */ }}; /* Local macros */ @@ -192,7 +192,7 @@ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{ HGOTO_ERROR(H5E_PLINE, H5E_CANTGET, FAIL, "unable to get fill value") \ \ if(need_convert) \ - H5Z_scaleoffset_convert(&fill_val, 1, sizeof(type)); \ + H5Z__scaleoffset_convert(&fill_val, 1, sizeof(type)); \ \ H5Z_scaleoffset_save_filval(type, cd_values, fill_val) \ } @@ -207,7 +207,7 @@ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{ HGOTO_ERROR(H5E_PLINE, H5E_CANTGET, FAIL, "unable to get fill value") \ \ if(need_convert) \ - H5Z_scaleoffset_convert(&fill_val, 1, sizeof(type)); \ + H5Z__scaleoffset_convert(&fill_val, 1, sizeof(type)); \ \ H5Z_scaleoffset_save_filval(unsigned type, cd_values, fill_val) \ } @@ -235,7 +235,7 @@ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{ HGOTO_ERROR(H5E_PLINE, H5E_CANTGET, FAIL, "unable to get fill value") \ \ if(need_convert) \ - H5Z_scaleoffset_convert(&fill_val, 1, sizeof(type)); \ + H5Z__scaleoffset_convert(&fill_val, 1, sizeof(type)); \ \ H5Z_scaleoffset_save_filval(type, cd_values, fill_val) \ } @@ -422,7 +422,7 @@ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{ H5Z_scaleoffset_max_min_1(i, d_nelmts, buf, filval, max, min) \ H5Z_scaleoffset_check_1(type, max, min, minbits) \ span = (type)(max - min + 1); \ - *minbits = H5Z_scaleoffset_log2((unsigned long long)(span+1)); \ + *minbits = H5Z__scaleoffset_log2((unsigned long long)(span+1)); \ } else /* minbits already set, only calculate min */ \ H5Z_scaleoffset_min_1(i, d_nelmts, buf, filval, min) \ if(*minbits != sizeof(type)*8) /* change values if minbits != full precision */ \ @@ -433,7 +433,7 @@ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{ H5Z_scaleoffset_max_min_2(i, d_nelmts, buf, max, min) \ H5Z_scaleoffset_check_1(type, max, min, minbits) \ span = (type)(max - min + 1); \ - *minbits = H5Z_scaleoffset_log2((unsigned long long)span); \ + *minbits = H5Z__scaleoffset_log2((unsigned long long)span); \ } else /* minbits already set, only calculate min */ \ H5Z_scaleoffset_min_2(i, d_nelmts, buf, min) \ if(*minbits != sizeof(type)*8) /* change values if minbits != full precision */ \ @@ -455,7 +455,7 @@ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{ H5Z_scaleoffset_max_min_1(i, d_nelmts, buf, filval, max, min) \ H5Z_scaleoffset_check_2(type, max, min, minbits) \ span = (unsigned type)(max - min + 1); \ - *minbits = H5Z_scaleoffset_log2((unsigned long long)(span + 1)); \ + *minbits = H5Z__scaleoffset_log2((unsigned long long)(span + 1)); \ } else /* minbits already set, only calculate min */ \ H5Z_scaleoffset_min_1(i, d_nelmts, buf, filval, min) \ if(*minbits != sizeof(type) * 8) /* change values if minbits != full precision */ \ @@ -466,7 +466,7 @@ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{ H5Z_scaleoffset_max_min_2(i, d_nelmts, buf, max, min) \ H5Z_scaleoffset_check_2(type, max, min, minbits) \ span = (unsigned type)(max - min + 1); \ - *minbits = H5Z_scaleoffset_log2((unsigned long long)span); \ + *minbits = H5Z__scaleoffset_log2((unsigned long long)span); \ } else /* minbits already set, only calculate min */ \ H5Z_scaleoffset_min_2(i, d_nelmts, buf, min) \ if(*minbits != sizeof(type) * 8) /* change values if minbits != full precision */ \ @@ -553,14 +553,14 @@ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{ H5Z_scaleoffset_max_min_3(i, d_nelmts, buf, filval, max, min, D_val) \ H5Z_scaleoffset_check_3(i, type, pow_fun, round_fun, max, min, minbits, D_val) \ span = (unsigned long long)(llround_fun(max * pow_fun(10.0f, (type)D_val) - min * pow_fun(10.0f, (type)D_val)) + 1); \ - *minbits = H5Z_scaleoffset_log2(span + 1); \ + *minbits = H5Z__scaleoffset_log2(span + 1); \ if(*minbits != sizeof(type) * 8) /* change values if minbits != full precision */ \ H5Z_scaleoffset_modify_1(i, type, pow_fun, abs_fun, lround_fun, llround_fun, buf, d_nelmts, filval, minbits, min, D_val) \ } else { /* fill value undefined */ \ H5Z_scaleoffset_max_min_2(i, d_nelmts, buf, max, min) \ H5Z_scaleoffset_check_3(i, type, pow_fun, round_fun, max, min, minbits, D_val) \ span = (unsigned long long)(llround_fun(max * pow_fun(10.0f, (type)D_val) - min * pow_fun(10.0f, (type)D_val)) + 1); \ - *minbits = H5Z_scaleoffset_log2(span); \ + *minbits = H5Z__scaleoffset_log2(span); \ if(*minbits != sizeof(type) * 8) /* change values if minbits != full precision */ \ H5Z_scaleoffset_modify_2(i, type, pow_fun, lround_fun, llround_fun, buf, d_nelmts, min, D_val) \ } \ @@ -667,7 +667,7 @@ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{ /*------------------------------------------------------------------------- - * Function: H5Z_can_apply_scaleoffset + * Function: H5Z__can_apply_scaleoffset * * Purpose: Check the parameters for scaleoffset compression for * validity and whether they fit a particular dataset. @@ -678,19 +678,17 @@ H5Z_class2_t H5Z_SCALEOFFSET[1] = {{ * Programmer: Xiaowen Wu * Friday, February 4, 2005 * - * Modifications: - * *------------------------------------------------------------------------- */ static htri_t -H5Z_can_apply_scaleoffset(hid_t H5_ATTR_UNUSED dcpl_id, hid_t type_id, hid_t H5_ATTR_UNUSED space_id) +H5Z__can_apply_scaleoffset(hid_t H5_ATTR_UNUSED dcpl_id, hid_t type_id, hid_t H5_ATTR_UNUSED space_id) { const H5T_t *type; /* Datatype */ H5T_class_t dtype_class; /* Datatype's class */ H5T_order_t dtype_order; /* Datatype's endianness order */ htri_t ret_value = TRUE; /* Return value */ - FUNC_ENTER_NOAPI_NOINIT + FUNC_ENTER_STATIC /* Get datatype */ if(NULL == (type = (H5T_t *)H5I_object_verify(type_id, H5I_DATATYPE))) @@ -717,11 +715,11 @@ H5Z_can_apply_scaleoffset(hid_t H5_ATTR_UNUSED dcpl_id, hid_t type_id, hid_t H5_ done: FUNC_LEAVE_NOAPI(ret_value) -} /* end H5Z_can_apply_scaleoffset() */ +} /* end H5Z__can_apply_scaleoffset() */ /*------------------------------------------------------------------------- - * Function: H5Z_scaleoffset_get_type + * Function: H5Z__scaleoffset_get_type * * Purpose: Get the specific integer type based on datatype size and sign * or floating-point type based on size @@ -732,17 +730,15 @@ done: * Programmer: Xiaowen Wu * Wednesday, April 13, 2005 * - * Modifications: - * *------------------------------------------------------------------------- */ static enum H5Z_scaleoffset_t -H5Z_scaleoffset_get_type(unsigned dtype_class, unsigned dtype_size, unsigned dtype_sign) +H5Z__scaleoffset_get_type(unsigned dtype_class, unsigned dtype_size, unsigned dtype_sign) { enum H5Z_scaleoffset_t type = t_bad; /* integer type */ enum H5Z_scaleoffset_t ret_value = t_bad; /* Return value */ - FUNC_ENTER_NOAPI_NOINIT + FUNC_ENTER_STATIC if(dtype_class==H5Z_SCALEOFFSET_CLS_INTEGER) { if(dtype_sign==H5Z_SCALEOFFSET_SGN_NONE) { /* unsigned integer */ @@ -786,7 +782,7 @@ done: /*------------------------------------------------------------------------- - * Function: H5Z_scaleoffset_set_parms_fillval + * Function: H5Z__scaleoffset_set_parms_fillval * * Purpose: Get the fill value of the dataset and store in cd_values[] * @@ -799,13 +795,13 @@ done: *------------------------------------------------------------------------- */ static herr_t -H5Z_scaleoffset_set_parms_fillval(H5P_genplist_t *dcpl_plist, +H5Z__scaleoffset_set_parms_fillval(H5P_genplist_t *dcpl_plist, H5T_t *type, enum H5Z_scaleoffset_t scale_type, unsigned cd_values[], int need_convert) { herr_t ret_value = SUCCEED; /* Return value */ - FUNC_ENTER_NOAPI_NOINIT + FUNC_ENTER_STATIC if(scale_type == t_uchar) H5Z_scaleoffset_set_filval_3(unsigned char, dcpl_plist, type, cd_values, need_convert) @@ -834,11 +830,11 @@ H5Z_scaleoffset_set_parms_fillval(H5P_genplist_t *dcpl_plist, done: FUNC_LEAVE_NOAPI(ret_value) -} /* end H5Z_scaleoffset_set_parms_fillval() */ +} /* end H5Z__scaleoffset_set_parms_fillval() */ /*------------------------------------------------------------------------- - * Function: H5Z_set_local_scaleoffset + * Function: H5Z__set_local_scaleoffset * * Purpose: Set the "local" dataset parameters for scaleoffset * compression. @@ -849,12 +845,10 @@ done: * Programmer: Xiaowen Wu * Friday, February 4, 2005 * - * Modifications: - * *------------------------------------------------------------------------- */ static herr_t -H5Z_set_local_scaleoffset(hid_t dcpl_id, hid_t type_id, hid_t space_id) +H5Z__set_local_scaleoffset(hid_t dcpl_id, hid_t type_id, hid_t space_id) { H5P_genplist_t *dcpl_plist; /* Property list pointer */ H5T_t *type; /* Datatype */ @@ -871,7 +865,7 @@ H5Z_set_local_scaleoffset(hid_t dcpl_id, hid_t type_id, hid_t space_id) H5D_fill_value_t status; /* Status of fill value in property list */ herr_t ret_value = SUCCEED; /* Return value */ - FUNC_ENTER_NOAPI_NOINIT + FUNC_ENTER_STATIC /* Get the plist structure */ if(NULL == (dcpl_plist = H5P_object_verify(dcpl_id, H5P_DATASET_CREATE))) @@ -997,12 +991,12 @@ H5Z_set_local_scaleoffset(hid_t dcpl_id, hid_t type_id, hid_t space_id) need_convert = TRUE; /* Before getting fill value, get its type */ - if((scale_type = H5Z_scaleoffset_get_type(cd_values[H5Z_SCALEOFFSET_PARM_CLASS], + if((scale_type = H5Z__scaleoffset_get_type(cd_values[H5Z_SCALEOFFSET_PARM_CLASS], cd_values[H5Z_SCALEOFFSET_PARM_SIZE], cd_values[H5Z_SCALEOFFSET_PARM_SIGN])) == 0) HGOTO_ERROR(H5E_PLINE, H5E_BADTYPE, FAIL, "cannot use C integer datatype for cast") /* Get dataset fill value and store in cd_values[] */ - if(H5Z_scaleoffset_set_parms_fillval(dcpl_plist, type, scale_type, cd_values, need_convert) < 0) + if(H5Z__scaleoffset_set_parms_fillval(dcpl_plist, type, scale_type, cd_values, need_convert) < 0) HGOTO_ERROR(H5E_PLINE, H5E_CANTSET, FAIL, "unable to set fill value") } /* end else */ @@ -1012,11 +1006,11 @@ H5Z_set_local_scaleoffset(hid_t dcpl_id, hid_t type_id, hid_t space_id) done: FUNC_LEAVE_NOAPI(ret_value) -} /* end H5Z_set_local_scaleoffset() */ +} /* end H5Z__set_local_scaleoffset() */ /*------------------------------------------------------------------------- - * Function: H5Z_filter_scaleoffset + * Function: H5Z__filter_scaleoffset * * Purpose: Implement an I/O filter for storing packed integer * data using scale and offset method. @@ -1027,12 +1021,10 @@ done: * Programmer: Xiaowen Wu * Monday, February 7, 2005 * - * Modifications: - * *------------------------------------------------------------------------- */ static size_t -H5Z_filter_scaleoffset(unsigned flags, size_t cd_nelmts, const unsigned cd_values[], +H5Z__filter_scaleoffset(unsigned flags, size_t cd_nelmts, const unsigned cd_values[], size_t nbytes, size_t *buf_size, void **buf) { size_t ret_value = 0; /* return value */ @@ -1053,7 +1045,7 @@ H5Z_filter_scaleoffset(unsigned flags, size_t cd_nelmts, const unsigned cd_value unsigned i; /* index */ parms_atomic p; /* parameters needed for compress/decompress functions */ - FUNC_ENTER_NOAPI_NOINIT + FUNC_ENTER_STATIC /* check arguments */ if(cd_nelmts != H5Z_SCALEOFFSET_TOTAL_NPARMS) @@ -1179,7 +1171,7 @@ H5Z_filter_scaleoffset(unsigned flags, size_t cd_nelmts, const unsigned cd_value /* convert to dataset datatype endianness order if needed */ if(need_convert) - H5Z_scaleoffset_convert(outbuf, d_nelmts, p.size); + H5Z__scaleoffset_convert(outbuf, d_nelmts, p.size); *buf = outbuf; outbuf = NULL; @@ -1190,31 +1182,31 @@ H5Z_filter_scaleoffset(unsigned flags, size_t cd_nelmts, const unsigned cd_value /* decompress the buffer if minbits not equal to zero */ if(minbits != 0) - H5Z_scaleoffset_decompress(outbuf, d_nelmts, (unsigned char*)(*buf)+buf_offset, p); + H5Z__scaleoffset_decompress(outbuf, d_nelmts, (unsigned char*)(*buf)+buf_offset, p); else { /* fill value is not defined and all data elements have the same value */ for(i = 0; i < size_out; i++) outbuf[i] = 0; } /* before postprocess, get memory type */ - if((type = H5Z_scaleoffset_get_type(dtype_class, p.size, dtype_sign)) == 0) + if((type = H5Z__scaleoffset_get_type(dtype_class, p.size, dtype_sign)) == 0) HGOTO_ERROR(H5E_PLINE, H5E_BADTYPE, 0, "cannot use C integer datatype for cast") /* postprocess after decompression */ if(dtype_class==H5Z_SCALEOFFSET_CLS_INTEGER) - H5Z_scaleoffset_postdecompress_i(outbuf, d_nelmts, type, filavail, + H5Z__scaleoffset_postdecompress_i(outbuf, d_nelmts, type, filavail, cd_values, minbits, minval); if(dtype_class==H5Z_SCALEOFFSET_CLS_FLOAT) if(scale_type==0) { /* variable-minimum-bits method */ - if(H5Z_scaleoffset_postdecompress_fd(outbuf, d_nelmts, type, filavail, + if(H5Z__scaleoffset_postdecompress_fd(outbuf, d_nelmts, type, filavail, cd_values, minbits, minval, D_val)==FAIL) HGOTO_ERROR(H5E_PLINE, H5E_BADTYPE, 0, "post-decompression failed") } /* after postprocess, convert to dataset datatype endianness order if needed */ if(need_convert) - H5Z_scaleoffset_convert(outbuf, d_nelmts, p.size); + H5Z__scaleoffset_convert(outbuf, d_nelmts, p.size); } /* output; compress */ else { @@ -1222,20 +1214,20 @@ H5Z_filter_scaleoffset(unsigned flags, size_t cd_nelmts, const unsigned cd_value /* before preprocess, convert to memory endianness order if needed */ if(need_convert) - H5Z_scaleoffset_convert(*buf, d_nelmts, p.size); + H5Z__scaleoffset_convert(*buf, d_nelmts, p.size); /* before preprocess, get memory type */ - if((type = H5Z_scaleoffset_get_type(dtype_class, p.size, dtype_sign))==0) + if((type = H5Z__scaleoffset_get_type(dtype_class, p.size, dtype_sign))==0) HGOTO_ERROR(H5E_PLINE, H5E_BADTYPE, 0, "cannot use C integer datatype for cast") /* preprocess before compression */ if(dtype_class==H5Z_SCALEOFFSET_CLS_INTEGER) - H5Z_scaleoffset_precompress_i(*buf, d_nelmts, type, filavail, + H5Z__scaleoffset_precompress_i(*buf, d_nelmts, type, filavail, cd_values, &minbits, &minval); if(dtype_class==H5Z_SCALEOFFSET_CLS_FLOAT) if(scale_type==0) { /* variable-minimum-bits method */ - if(H5Z_scaleoffset_precompress_fd(*buf, d_nelmts, type, filavail, + if(H5Z__scaleoffset_precompress_fd(*buf, d_nelmts, type, filavail, cd_values, &minbits, &minval, D_val)==FAIL) HGOTO_ERROR(H5E_PLINE, H5E_BADTYPE, 0, "pre-compression failed") } @@ -1289,7 +1281,7 @@ H5Z_filter_scaleoffset(unsigned flags, size_t cd_nelmts, const unsigned cd_value * all data elements have the same value */ if(minbits != 0) - H5Z_scaleoffset_compress((unsigned char *)*buf, d_nelmts, outbuf + buf_offset, size_out - buf_offset, p); + H5Z__scaleoffset_compress((unsigned char *)*buf, d_nelmts, outbuf + buf_offset, size_out - buf_offset, p); } /* free the input buffer */ @@ -1320,7 +1312,7 @@ done: * or from big-endian to little-endian 2/21/2005 */ static void -H5Z_scaleoffset_convert(void *buf, unsigned d_nelmts, unsigned dtype_size) +H5Z__scaleoffset_convert(void *buf, unsigned d_nelmts, unsigned dtype_size) { if(dtype_size > 1) { size_t i, j; @@ -1335,13 +1327,13 @@ H5Z_scaleoffset_convert(void *buf, unsigned d_nelmts, unsigned dtype_size) buffer[i + dtype_size - 1 - j] = temp; } /* end for */ } /* end if */ -} /* end H5Z_scaleoffset_convert() */ +} /* end H5Z__scaleoffset_convert() */ /* return ceiling of floating-point log2 function * receive unsigned integer as argument 3/10/2005 */ static unsigned -H5Z_scaleoffset_log2(unsigned long long num) +H5Z__scaleoffset_log2(unsigned long long num) { unsigned v = 0; unsigned long long lower_bound = 1; /* is power of 2, largest value <= num */ @@ -1360,7 +1352,7 @@ H5Z_scaleoffset_log2(unsigned long long num) /* precompress for integer type */ static void -H5Z_scaleoffset_precompress_i(void *data, unsigned d_nelmts, enum H5Z_scaleoffset_t type, +H5Z__scaleoffset_precompress_i(void *data, unsigned d_nelmts, enum H5Z_scaleoffset_t type, unsigned filavail, const unsigned cd_values[], uint32_t *minbits, unsigned long long *minval) { if(type == t_uchar) @@ -1392,7 +1384,7 @@ H5Z_scaleoffset_precompress_i(void *data, unsigned d_nelmts, enum H5Z_scaleoffse return; } span = (unsigned char)(max - min + 1); - *minbits = H5Z_scaleoffset_log2((unsigned long long)(span+1)); + *minbits = H5Z__scaleoffset_log2((unsigned long long)(span+1)); } else /* minbits already set, only calculate min */ H5Z_scaleoffset_min_1(i, d_nelmts, buf, filval, min) if(*minbits != sizeof(signed char)*8) /* change values if minbits != full precision */ @@ -1407,7 +1399,7 @@ H5Z_scaleoffset_precompress_i(void *data, unsigned d_nelmts, enum H5Z_scaleoffse return; } span = (unsigned char)(max - min + 1); - *minbits = H5Z_scaleoffset_log2((unsigned long long)span); + *minbits = H5Z__scaleoffset_log2((unsigned long long)span); } else /* minbits already set, only calculate min */ H5Z_scaleoffset_min_2(i, d_nelmts, buf, min) if(*minbits != sizeof(signed char) * 8) /* change values if minbits != full precision */ @@ -1432,7 +1424,7 @@ H5Z_scaleoffset_precompress_i(void *data, unsigned d_nelmts, enum H5Z_scaleoffse /* postdecompress for integer type */ static void -H5Z_scaleoffset_postdecompress_i(void *data, unsigned d_nelmts, enum H5Z_scaleoffset_t type, +H5Z__scaleoffset_postdecompress_i(void *data, unsigned d_nelmts, enum H5Z_scaleoffset_t type, unsigned filavail, const unsigned cd_values[], uint32_t minbits, unsigned long long minval) { long long sminval = *(long long*)&minval; /* for signed integer types */ @@ -1481,13 +1473,13 @@ H5Z_scaleoffset_postdecompress_i(void *data, unsigned d_nelmts, enum H5Z_scaleof /* precompress for floating-point type, variable-minimum-bits method success: non-negative, failure: negative 4/15/05 */ static herr_t -H5Z_scaleoffset_precompress_fd(void *data, unsigned d_nelmts, enum H5Z_scaleoffset_t type, +H5Z__scaleoffset_precompress_fd(void *data, unsigned d_nelmts, enum H5Z_scaleoffset_t type, unsigned filavail, const unsigned cd_values[], uint32_t *minbits, unsigned long long *minval, double D_val) { herr_t ret_value = SUCCEED; /* Return value */ - FUNC_ENTER_NOAPI_NOINIT + FUNC_ENTER_STATIC if(type == t_float) H5Z_scaleoffset_precompress_3(float, HDpowf, HDfabsf, HDroundf, HDlroundf, HDllroundf, data, d_nelmts, @@ -1503,14 +1495,14 @@ done: /* postdecompress for floating-point type, variable-minimum-bits method success: non-negative, failure: negative 4/15/05 */ static herr_t -H5Z_scaleoffset_postdecompress_fd(void *data, unsigned d_nelmts, enum H5Z_scaleoffset_t type, +H5Z__scaleoffset_postdecompress_fd(void *data, unsigned d_nelmts, enum H5Z_scaleoffset_t type, unsigned filavail, const unsigned cd_values[], uint32_t minbits, unsigned long long minval, double D_val) { long long sminval = (long long)minval; /* for signed integer types */ herr_t ret_value=SUCCEED; /* Return value */ - FUNC_ENTER_NOAPI_NOINIT + FUNC_ENTER_STATIC if(type == t_float) H5Z_scaleoffset_postdecompress_3(float, HDpowf, data, d_nelmts, filavail, @@ -1524,14 +1516,14 @@ done: } static void -H5Z_scaleoffset_next_byte(size_t *j, unsigned *buf_len) +H5Z__scaleoffset_next_byte(size_t *j, unsigned *buf_len) { ++(*j); *buf_len = 8 * sizeof(unsigned char); } static void -H5Z_scaleoffset_decompress_one_byte(unsigned char *data, size_t data_offset, +H5Z__scaleoffset_decompress_one_byte(unsigned char *data, size_t data_offset, unsigned k, unsigned begin_i, unsigned char *buffer, size_t *j, unsigned *buf_len, parms_atomic p, unsigned dtype_len) { @@ -1552,7 +1544,7 @@ H5Z_scaleoffset_decompress_one_byte(unsigned char *data, size_t data_offset, else { data[data_offset + k] = (unsigned char)((val & ~((unsigned)(~0) << *buf_len)) << (dat_len - *buf_len)); dat_len -= *buf_len; - H5Z_scaleoffset_next_byte(j, buf_len); + H5Z__scaleoffset_next_byte(j, buf_len); if(dat_len == 0) return; @@ -1563,7 +1555,7 @@ H5Z_scaleoffset_decompress_one_byte(unsigned char *data, size_t data_offset, } static void -H5Z_scaleoffset_decompress_one_atomic(unsigned char *data, size_t data_offset, +H5Z__scaleoffset_decompress_one_atomic(unsigned char *data, size_t data_offset, unsigned char *buffer, size_t *j, unsigned *buf_len, parms_atomic p) { /* begin_i: the index of byte having first significant bit */ @@ -1579,7 +1571,7 @@ H5Z_scaleoffset_decompress_one_atomic(unsigned char *data, size_t data_offset, begin_i = p.size - 1 - (dtype_len - p.minbits) / 8; for(k = (int)begin_i; k >= 0; k--) - H5Z_scaleoffset_decompress_one_byte(data, data_offset, (unsigned)k, begin_i, + H5Z__scaleoffset_decompress_one_byte(data, data_offset, (unsigned)k, begin_i, buffer, j, buf_len, p, dtype_len); } else { /* big endian */ @@ -1588,13 +1580,13 @@ H5Z_scaleoffset_decompress_one_atomic(unsigned char *data, size_t data_offset, begin_i = (dtype_len - p.minbits) / 8; for(k = (int)begin_i; k <= (int)(p.size - 1); k++) - H5Z_scaleoffset_decompress_one_byte(data, data_offset, (unsigned)k, begin_i, + H5Z__scaleoffset_decompress_one_byte(data, data_offset, (unsigned)k, begin_i, buffer, j, buf_len, p, dtype_len); } } static void -H5Z_scaleoffset_decompress(unsigned char *data, unsigned d_nelmts, +H5Z__scaleoffset_decompress(unsigned char *data, unsigned d_nelmts, unsigned char *buffer, parms_atomic p) { /* i: index of data, j: index of buffer, @@ -1612,11 +1604,11 @@ H5Z_scaleoffset_decompress(unsigned char *data, unsigned d_nelmts, /* decompress */ for(i = 0; i < d_nelmts; i++) - H5Z_scaleoffset_decompress_one_atomic(data, i * p.size, buffer, &j, &buf_len, p); + H5Z__scaleoffset_decompress_one_atomic(data, i * p.size, buffer, &j, &buf_len, p); } static void -H5Z_scaleoffset_compress_one_byte(unsigned char *data, size_t data_offset, +H5Z__scaleoffset_compress_one_byte(unsigned char *data, size_t data_offset, unsigned k, unsigned begin_i, unsigned char *buffer, size_t *j, unsigned *buf_len, parms_atomic p, unsigned dtype_len) { @@ -1636,7 +1628,7 @@ H5Z_scaleoffset_compress_one_byte(unsigned char *data, size_t data_offset, } else { buffer[*j] |= (unsigned char)((unsigned)(val >> (dat_len - *buf_len)) & ~((unsigned)(~0) << *buf_len)); dat_len -= *buf_len; - H5Z_scaleoffset_next_byte(j, buf_len); + H5Z__scaleoffset_next_byte(j, buf_len); if(dat_len == 0) return; @@ -1646,7 +1638,7 @@ H5Z_scaleoffset_compress_one_byte(unsigned char *data, size_t data_offset, } static void -H5Z_scaleoffset_compress_one_atomic(unsigned char *data, size_t data_offset, +H5Z__scaleoffset_compress_one_atomic(unsigned char *data, size_t data_offset, unsigned char *buffer, size_t *j, unsigned *buf_len, parms_atomic p) { /* begin_i: the index of byte having first significant bit */ @@ -1662,7 +1654,7 @@ H5Z_scaleoffset_compress_one_atomic(unsigned char *data, size_t data_offset, begin_i = p.size - 1 - (dtype_len - p.minbits) / 8; for(k = (int)begin_i; k >= 0; k--) - H5Z_scaleoffset_compress_one_byte(data, data_offset, (unsigned)k, begin_i, + H5Z__scaleoffset_compress_one_byte(data, data_offset, (unsigned)k, begin_i, buffer, j, buf_len, p, dtype_len); } else { /* big endian */ @@ -1670,13 +1662,13 @@ H5Z_scaleoffset_compress_one_atomic(unsigned char *data, size_t data_offset, begin_i = (dtype_len - p.minbits) / 8; for(k = (int)begin_i; k <= (int)(p.size - 1); k++) - H5Z_scaleoffset_compress_one_byte(data, data_offset, (unsigned)k, begin_i, + H5Z__scaleoffset_compress_one_byte(data, data_offset, (unsigned)k, begin_i, buffer, j, buf_len, p, dtype_len); } } static void -H5Z_scaleoffset_compress(unsigned char *data, unsigned d_nelmts, +H5Z__scaleoffset_compress(unsigned char *data, unsigned d_nelmts, unsigned char *buffer, size_t buffer_size, parms_atomic p) { /* i: index of data, j: index of buffer, @@ -1694,6 +1686,6 @@ H5Z_scaleoffset_compress(unsigned char *data, unsigned d_nelmts, /* compress */ for(i = 0; i < d_nelmts; i++) - H5Z_scaleoffset_compress_one_atomic(data, i * p.size, buffer, &j, &buf_len, p); + H5Z__scaleoffset_compress_one_atomic(data, i * p.size, buffer, &j, &buf_len, p); } |