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TDengine
提交 4897ea65 编写于 作者: T tickduan
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fix arm 32 build error

上级 996bed90
隐藏空白更改
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Showing with 14 addition and 729 deletion
deps/SZ/sz/include/ByteToolkit.h
浏览文件 @ 4897ea65
......@@ -16,59 +16,30 @@ extern "C" {
#include <stdio.h>
//ByteToolkit.c
unsigned short bytesToUInt16_bigEndian(unsigned char* bytes);
unsigned int bytesToUInt32_bigEndian(unsigned char* bytes);
unsigned long bytesToUInt64_bigEndian(unsigned char* b);
short bytesToInt16_bigEndian(unsigned char* bytes);
int bytesToInt32_bigEndian(unsigned char* bytes);
long bytesToInt64_bigEndian(unsigned char* b);
int bytesToInt_bigEndian(unsigned char* bytes);
void intToBytes_bigEndian(unsigned char *b, unsigned int num);
void int64ToBytes_bigEndian(unsigned char *b, uint64_t num);
void int32ToBytes_bigEndian(unsigned char *b, uint32_t num);
void int16ToBytes_bigEndian(unsigned char *b, uint16_t num);
long bytesToLong_bigEndian(unsigned char* b);
void longToBytes_bigEndian(unsigned char *b, unsigned long num);
long doubleToOSEndianLong(double value);
int floatToOSEndianInt(float value);
short getExponent_float(float value);
short getPrecisionReqLength_float(float precision);
short getExponent_double(double value);
short getPrecisionReqLength_double(double precision);
unsigned char numberOfLeadingZeros_Int(int i);
unsigned char numberOfLeadingZeros_Long(long i);
unsigned char getLeadingNumbers_Int(int v1, int v2);
unsigned char getLeadingNumbers_Long(long v1, long v2);
float bytesToFloat(unsigned char* bytes);
void floatToBytes(unsigned char *b, float num);
double bytesToDouble(unsigned char* bytes);
void doubleToBytes(unsigned char *b, double num);
int extractBytes(unsigned char* byteArray, size_t k, int validLength);
int getMaskRightCode(int m);
int getLeftMovingCode(int kMod8);
int getRightMovingSteps(int kMod8, int resiBitLength);
int getRightMovingCode(int kMod8, int resiBitLength);
short* convertByteDataToShortArray(unsigned char* bytes, size_t byteLength);
unsigned short* convertByteDataToUShortArray(unsigned char* bytes, size_t byteLength);
void convertShortArrayToBytes(short* states, size_t stateLength, unsigned char* bytes);
void convertUShortArrayToBytes(unsigned short* states, size_t stateLength, unsigned char* bytes);
void convertIntArrayToBytes(int* states, size_t stateLength, unsigned char* bytes);
void convertUIntArrayToBytes(unsigned int* states, size_t stateLength, unsigned char* bytes);
void convertLongArrayToBytes(int64_t* states, size_t stateLength, unsigned char* bytes);
void convertULongArrayToBytes(uint64_t* states, size_t stateLength, unsigned char* bytes);
size_t bytesToSize(unsigned char* bytes);
void sizeToBytes(unsigned char* outBytes, size_t size);
void put_codes_to_output(unsigned int buf, int bitSize, unsigned char** p, int* lackBits, size_t *outSize);
#ifdef __cplusplus
}
#endif
......
deps/SZ/sz/src/ByteToolkit.c
浏览文件 @ 4897ea65
......@@ -13,162 +13,6 @@
#include "zlib.h"
inline unsigned short bytesToUInt16_bigEndian(unsigned char* bytes)
{
int temp = 0;
unsigned short res = 0;
temp = bytes[0] & 0xff;
res |= temp;
res <<= 8;
temp = bytes[1] & 0xff;
res |= temp;
return res;
}
inline unsigned int bytesToUInt32_bigEndian(unsigned char* bytes)
{
unsigned int temp = 0;
unsigned int res = 0;
res <<= 8;
temp = bytes[0] & 0xff;
res |= temp;
res <<= 8;
temp = bytes[1] & 0xff;
res |= temp;
res <<= 8;
temp = bytes[2] & 0xff;
res |= temp;
res <<= 8;
temp = bytes[3] & 0xff;
res |= temp;
return res;
}
inline unsigned long bytesToUInt64_bigEndian(unsigned char* b) {
unsigned long temp = 0;
unsigned long res = 0;
res <<= 8;
temp = b[0] & 0xff;
res |= temp;
res <<= 8;
temp = b[1] & 0xff;
res |= temp;
res <<= 8;
temp = b[2] & 0xff;
res |= temp;
res <<= 8;
temp = b[3] & 0xff;
res |= temp;
res <<= 8;
temp = b[4] & 0xff;
res |= temp;
res <<= 8;
temp = b[5] & 0xff;
res |= temp;
res <<= 8;
temp = b[6] & 0xff;
res |= temp;
res <<= 8;
temp = b[7] & 0xff;
res |= temp;
return res;
}
inline short bytesToInt16_bigEndian(unsigned char* bytes)
{
int temp = 0;
short res = 0;
temp = bytes[0] & 0xff;
res |= temp;
res <<= 8;
temp = bytes[1] & 0xff;
res |= temp;
return res;
}
inline int bytesToInt32_bigEndian(unsigned char* bytes)
{
int temp = 0;
int res = 0;
res <<= 8;
temp = bytes[0] & 0xff;
res |= temp;
res <<= 8;
temp = bytes[1] & 0xff;
res |= temp;
res <<= 8;
temp = bytes[2] & 0xff;
res |= temp;
res <<= 8;
temp = bytes[3] & 0xff;
res |= temp;
return res;
}
inline long bytesToInt64_bigEndian(unsigned char* b) {
long temp = 0;
long res = 0;
res <<= 8;
temp = b[0] & 0xff;
res |= temp;
res <<= 8;
temp = b[1] & 0xff;
res |= temp;
res <<= 8;
temp = b[2] & 0xff;
res |= temp;
res <<= 8;
temp = b[3] & 0xff;
res |= temp;
res <<= 8;
temp = b[4] & 0xff;
res |= temp;
res <<= 8;
temp = b[5] & 0xff;
res |= temp;
res <<= 8;
temp = b[6] & 0xff;
res |= temp;
res <<= 8;
temp = b[7] & 0xff;
res |= temp;
return res;
}
inline int bytesToInt_bigEndian(unsigned char* bytes)
{
int temp = 0;
......@@ -209,32 +53,6 @@ inline void intToBytes_bigEndian(unsigned char *b, unsigned int num)
// symTransform_4bytes(*b); //change to BIG_ENDIAN_DATA
}
inline void int64ToBytes_bigEndian(unsigned char *b, uint64_t num)
{
b[0] = (unsigned char)(num>>56);
b[1] = (unsigned char)(num>>48);
b[2] = (unsigned char)(num>>40);
b[3] = (unsigned char)(num>>32);
b[4] = (unsigned char)(num>>24);
b[5] = (unsigned char)(num>>16);
b[6] = (unsigned char)(num>>8);
b[7] = (unsigned char)(num);
}
inline void int32ToBytes_bigEndian(unsigned char *b, uint32_t num)
{
b[0] = (unsigned char)(num >> 24);
b[1] = (unsigned char)(num >> 16);
b[2] = (unsigned char)(num >> 8);
b[3] = (unsigned char)(num);
}
inline void int16ToBytes_bigEndian(unsigned char *b, uint16_t num)
{
b[0] = (unsigned char)(num >> 8);
b[1] = (unsigned char)(num);
}
/**
* @endianType: refers to the endian_type of unsigned char* b.
* */
......@@ -279,10 +97,19 @@ inline long bytesToLong_bigEndian(unsigned char* b) {
inline void longToBytes_bigEndian(unsigned char *b, unsigned long num)
{
b[0] = (unsigned char)(num>>56);
b[1] = (unsigned char)(num>>48);
b[2] = (unsigned char)(num>>40);
b[3] = (unsigned char)(num>>32);
// x64
if(sizeof(unsigned long) == 8)
{
b[0] = (unsigned char)(num>>56);
b[1] = (unsigned char)(num>>48);
b[2] = (unsigned char)(num>>40);
b[3] = (unsigned char)(num>>32);
}
else // arm 32 or x86 32
{
memset(b, 0, 4);
}
b[4] = (unsigned char)(num>>24);
b[5] = (unsigned char)(num>>16);
b[6] = (unsigned char)(num>>8);
......@@ -291,21 +118,6 @@ inline void longToBytes_bigEndian(unsigned char *b, unsigned long num)
// symTransform_8bytes(*b);
}
inline long doubleToOSEndianLong(double value)
{
ldouble buf;
buf.value = value;
return buf.lvalue;
}
inline int floatToOSEndianInt(float value)
{
lfloat buf;
buf.value = value;
return buf.ivalue;
}
//TODO: debug: lfBuf.lvalue could be actually little_endian....
inline short getExponent_float(float value)
{
......@@ -361,46 +173,6 @@ inline short getPrecisionReqLength_double(double precision)
return (short)expValue;
}
unsigned char numberOfLeadingZeros_Int(int i) {
if (i == 0)
return 32;
unsigned char n = 1;
if (((unsigned int)i) >> 16 == 0) { n += 16; i <<= 16; }
if (((unsigned int)i) >> 24 == 0) { n += 8; i <<= 8; }
if (((unsigned int)i) >> 28 == 0) { n += 4; i <<= 4; }
if (((unsigned int)i) >> 30 == 0) { n += 2; i <<= 2; }
n -= ((unsigned int)i) >> 31;
return n;
}
unsigned char numberOfLeadingZeros_Long(long i) {
if (i == 0)
return 64;
unsigned char n = 1;
int x = (int)(((unsigned long)i) >> 32);
if (x == 0) { n += 32; x = (int)i; }
if (((unsigned int)x) >> 16 == 0) { n += 16; x <<= 16; }
if (((unsigned int)x) >> 24 == 0) { n += 8; x <<= 8; }
if (((unsigned int)x) >> 28 == 0) { n += 4; x <<= 4; }
if (((unsigned int)x) >> 30 == 0) { n += 2; x <<= 2; }
n -= ((unsigned int)x) >> 31;
return n;
}
unsigned char getLeadingNumbers_Int(int v1, int v2)
{
int v = v1 ^ v2;
return (unsigned char)numberOfLeadingZeros_Int(v);
}
unsigned char getLeadingNumbers_Long(long v1, long v2)
{
long v = v1 ^ v2;
return (unsigned char)numberOfLeadingZeros_Long(v);
}
//the byte to input is in the big-endian format
inline float bytesToFloat(unsigned char* bytes)
......@@ -440,45 +212,6 @@ inline void doubleToBytes(unsigned char *b, double num)
symTransform_8bytes(b);
}
int extractBytes(unsigned char* byteArray, size_t k, int validLength)
{
size_t outIndex = k/8;
int innerIndex = k%8;
unsigned char intBytes[4];
int length = innerIndex + validLength;
int byteNum = 0;
if(length%8==0)
byteNum = length/8;
else
byteNum = length/8+1;
int i;
for(i = 0;i<byteNum;i++)
intBytes[exe_params->SZ_SIZE_TYPE-byteNum+i] = byteArray[outIndex+i];
int result = bytesToInt_bigEndian(intBytes);
int rightMovSteps = innerIndex +(8 - (innerIndex+validLength)%8)%8;
result = result << innerIndex;
switch(byteNum)
{
case 1:
result = result & 0xff;
break;
case 2:
result = result & 0xffff;
break;
case 3:
result = result & 0xffffff;
break;
case 4:
break;
default:
printf("Error: other cases are impossible...\n");
exit(0);
}
result = result >> rightMovSteps;
return result;
}
inline int getMaskRightCode(int m) {
switch (m) {
......@@ -546,247 +279,6 @@ inline int getRightMovingCode(int kMod8, int resiBitLength)
}
}
short* convertByteDataToShortArray(unsigned char* bytes, size_t byteLength)
{
lint16 ls;
size_t i, stateLength = byteLength/2;
short* states = (short*)malloc(stateLength*sizeof(short));
if(sysEndianType==dataEndianType)
{
for(i=0;i<stateLength;i++)
{
ls.byte[0] = bytes[i*2];
ls.byte[1] = bytes[i*2+1];
states[i] = ls.svalue;
}
}
else
{
for(i=0;i<stateLength;i++)
{
ls.byte[0] = bytes[i*2+1];
ls.byte[1] = bytes[i*2];
states[i] = ls.svalue;
}
}
return states;
}
unsigned short* convertByteDataToUShortArray(unsigned char* bytes, size_t byteLength)
{
lint16 ls;
size_t i, stateLength = byteLength/2;
unsigned short* states = (unsigned short*)malloc(stateLength*sizeof(unsigned short));
if(sysEndianType==dataEndianType)
{
for(i=0;i<stateLength;i++)
{
ls.byte[0] = bytes[i*2];
ls.byte[1] = bytes[i*2+1];
states[i] = ls.usvalue;
}
}
else
{
for(i=0;i<stateLength;i++)
{
ls.byte[0] = bytes[i*2+1];
ls.byte[1] = bytes[i*2];
states[i] = ls.usvalue;
}
}
return states;
}
void convertShortArrayToBytes(short* states, size_t stateLength, unsigned char* bytes)
{
lint16 ls;
size_t i;
if(sysEndianType==dataEndianType)
{
for(i=0;i<stateLength;i++)
{
ls.svalue = states[i];
bytes[i*2] = ls.byte[0];
bytes[i*2+1] = ls.byte[1];
}
}
else
{
for(i=0;i<stateLength;i++)
{
ls.svalue = states[i];
bytes[i*2] = ls.byte[1];
bytes[i*2+1] = ls.byte[0];
}
}
}
void convertUShortArrayToBytes(unsigned short* states, size_t stateLength, unsigned char* bytes)
{
lint16 ls;
size_t i;
if(sysEndianType==dataEndianType)
{
for(i=0;i<stateLength;i++)
{
ls.usvalue = states[i];
bytes[i*2] = ls.byte[0];
bytes[i*2+1] = ls.byte[1];
}
}
else
{
for(i=0;i<stateLength;i++)
{
ls.usvalue = states[i];
bytes[i*2] = ls.byte[1];
bytes[i*2+1] = ls.byte[0];
}
}
}
void convertIntArrayToBytes(int* states, size_t stateLength, unsigned char* bytes)
{
lint32 ls;
size_t index = 0;
size_t i;
if(sysEndianType==dataEndianType)
{
for(i=0;i<stateLength;i++)
{
index = i << 2; //==i*4
ls.ivalue = states[i];
bytes[index] = ls.byte[0];
bytes[index+1] = ls.byte[1];
bytes[index+2] = ls.byte[2];
bytes[index+3] = ls.byte[3];
}
}
else
{
for(i=0;i<stateLength;i++)
{
index = i << 2; //==i*4
ls.ivalue = states[i];
bytes[index] = ls.byte[3];
bytes[index+1] = ls.byte[2];
bytes[index+2] = ls.byte[1];
bytes[index+3] = ls.byte[0];
}
}
}
void convertUIntArrayToBytes(unsigned int* states, size_t stateLength, unsigned char* bytes)
{
lint32 ls;
size_t index = 0;
size_t i;
if(sysEndianType==dataEndianType)
{
for(i=0;i<stateLength;i++)
{
index = i << 2; //==i*4
ls.uivalue = states[i];
bytes[index] = ls.byte[0];
bytes[index+1] = ls.byte[1];
bytes[index+2] = ls.byte[2];
bytes[index+3] = ls.byte[3];
}
}
else
{
for(i=0;i<stateLength;i++)
{
index = i << 2; //==i*4
ls.uivalue = states[i];
bytes[index] = ls.byte[3];
bytes[index+1] = ls.byte[2];
bytes[index+2] = ls.byte[1];
bytes[index+3] = ls.byte[0];
}
}
}
void convertLongArrayToBytes(int64_t* states, size_t stateLength, unsigned char* bytes)
{
lint64 ls;
size_t index = 0;
size_t i;
if(sysEndianType==dataEndianType)
{
for(i=0;i<stateLength;i++)
{
index = i << 3; //==i*8
ls.lvalue = states[i];
bytes[index] = ls.byte[0];
bytes[index+1] = ls.byte[1];
bytes[index+2] = ls.byte[2];
bytes[index+3] = ls.byte[3];
bytes[index+4] = ls.byte[4];
bytes[index+5] = ls.byte[5];
bytes[index+6] = ls.byte[6];
bytes[index+7] = ls.byte[7];
}
}
else
{
for(i=0;i<stateLength;i++)
{
index = i << 3; //==i*8
ls.lvalue = states[i];
bytes[index] = ls.byte[7];
bytes[index+1] = ls.byte[6];
bytes[index+2] = ls.byte[5];
bytes[index+3] = ls.byte[4];
bytes[index+4] = ls.byte[3];
bytes[index+5] = ls.byte[2];
bytes[index+6] = ls.byte[1];
bytes[index+7] = ls.byte[0];
}
}
}
void convertULongArrayToBytes(uint64_t* states, size_t stateLength, unsigned char* bytes)
{
lint64 ls;
size_t index = 0;
size_t i;
if(sysEndianType==dataEndianType)
{
for(i=0;i<stateLength;i++)
{
index = i << 3; //==i*8
ls.ulvalue = states[i];
bytes[index] = ls.byte[0];
bytes[index+1] = ls.byte[1];
bytes[index+2] = ls.byte[2];
bytes[index+3] = ls.byte[3];
bytes[index+4] = ls.byte[4];
bytes[index+5] = ls.byte[5];
bytes[index+6] = ls.byte[6];
bytes[index+7] = ls.byte[7];
}
}
else
{
for(i=0;i<stateLength;i++)
{
index = i << 3; //==i*8
ls.ulvalue = states[i];
bytes[index] = ls.byte[7];
bytes[index+1] = ls.byte[6];
bytes[index+2] = ls.byte[5];
bytes[index+3] = ls.byte[4];
bytes[index+4] = ls.byte[3];
bytes[index+5] = ls.byte[2];
bytes[index+6] = ls.byte[1];
bytes[index+7] = ls.byte[0];
}
}
}
inline size_t bytesToSize(unsigned char* bytes)
{
size_t result = 0;
......@@ -805,45 +297,6 @@ inline void sizeToBytes(unsigned char* outBytes, size_t size)
longToBytes_bigEndian(outBytes, size);//8
}
/**
* put 'buf_nbBits' bits represented by buf into a long byte stream (the current output byte pointer is p, where offset is the number of bits already filled out for this byte so far)
* */
void put_codes_to_output(unsigned int buf, int bitSize, unsigned char** p, int* lackBits, size_t *outSize)
{
int byteSize, byteSizep;
if(*lackBits == 0)
{
byteSize = bitSize%8==0 ? bitSize/8 : bitSize/8+1; //it's equal to the number of bytes involved (for *outSize)
byteSizep = bitSize >> 3; //it's used to move the pointer p for next data
intToBytes_bigEndian(*p, buf);
(*p) += byteSizep;
*outSize += byteSize;
(*lackBits) = bitSize%8==0 ? 0 : 8 - bitSize%8;
}
else
{
**p = (**p) | (unsigned char)(buf >> (32 - *lackBits));
if((*lackBits) < bitSize)
{
(*p)++;
int newCode = buf << (*lackBits);
intToBytes_bigEndian(*p, newCode);
bitSize -= *lackBits;
byteSizep = bitSize >> 3; // =bitSize/8
byteSize = bitSize%8==0 ? byteSizep : byteSizep+1;
*p += byteSizep;
(*outSize)+=byteSize;
(*lackBits) = bitSize%8==0 ? 0 : 8 - bitSize%8;
}
else
{
(*lackBits) -= bitSize;
if(*lackBits==0)
(*p)++;
}
}
}
void convertSZParamsToBytes(sz_params* params, unsigned char* result)
{
//unsigned char* result = (unsigned char*)malloc(16);
......@@ -870,80 +323,6 @@ void convertSZParamsToBytes(sz_params* params, unsigned char* result)
buf = (buf << 2) | tmp;
//buf = (buf << 2) | params->pwr_type; //deprecated
result[0] = buf;
//sampleDistance; //2 bytes
//int16ToBytes_bigEndian(&result[1], params->sampleDistance);
//conf_params->predThreshold; // 2 bytes
//short tmp2 = params->predThreshold * 10000;
//int16ToBytes_bigEndian(&result[3], tmp2);
//errorBoundMode; //4bits(0.5 byte)
//result[1] = params->errorBoundMode;
//data type (float, double, int8, int16, ....) //10 choices, so 4 bits
//result[1] = (result[1] << 4) | (params->dataType & 0x17);
//result[5]: abs_err_bound or psnr //4 bytes
//result[9]: rel_bound_ratio or pwr_err_bound//4 bytes
/*
switch(params->errorBoundMode)
{
case SZ_ABS:
floatToBytes(&result[6-4], (float)(params->absErrBound)); //big_endian
memset(&result[10-4], 0, 4);
break;
case REL:
memset(&result[6-4], 0, 4);
floatToBytes(&result[10-4], (float)(params->relBoundRatio)); //big_endian
break;
case ABS_AND_REL:
case ABS_OR_REL:
floatToBytes(&result[6-4], (float)(params->absErrBound));
floatToBytes(&result[10-4], (float)(params->relBoundRatio)); //big_endian
break;
case PSNR:
floatToBytes(&result[6-4], (float)(params->psnr));
memset(&result[9-4], 0, 4);
break;
case ABS_AND_PW_REL:
case ABS_OR_PW_REL:
floatToBytes(&result[6-4], (float)(params->absErrBound));
floatToBytes(&result[10-4], (float)(params->pw_relBoundRatio)); //big_endian
break;
case REL_AND_PW_REL:
case REL_OR_PW_REL:
floatToBytes(&result[6-4], (float)(params->relBoundRatio));
floatToBytes(&result[10-4], (float)(params->pw_relBoundRatio)); //big_endian
break;
case PW_REL:
memset(&result[6-4], 0, 4);
floatToBytes(&result[10-4], (float)(params->pw_relBoundRatio)); //big_endian
break;
}
*/
//compressor
//result[14-4] = (unsigned char)params->sol_ID;
/* remove fmin fmax intervals
if(exe_params->optQuantMode==1)
int32ToBytes_bigEndian(&result[16], params->max_quant_intervals);
else
int32ToBytes_bigEndian(&result[16], params->quantization_intervals);
if(params->dataType==SZ_FLOAT)
{
floatToBytes(&result[20], params->fmin);
floatToBytes(&result[24], params->fmax);
}
else
{
doubleToBytes(&result[20], params->dmin);
doubleToBytes(&result[28], params->dmax);
}
*/
}
void convertBytesToSZParams(unsigned char* bytes, sz_params* params, sz_exedata* pde_exe)
......@@ -968,69 +347,4 @@ void convertBytesToSZParams(unsigned char* bytes, sz_params* params, sz_exedata*
params->gzipMode = Z_BEST_COMPRESSION;
break;
}
//params->pwr_type = (flag1 & 0x03) >> 0;
//params->sampleDistance = bytesToInt16_bigEndian(&bytes[1]);
//params->predThreshold = 1.0*bytesToInt16_bigEndian(&bytes[3])/10000.0;
/*
params->dataType = bytes[1] & 0x07;
params->errorBoundMode = (bytes[1] & 0xf0) >> 4;
switch(params->errorBoundMode)
{
case SZ_ABS:
params->absErrBound = bytesToFloat(&bytes[6-4]);
break;
case REL:
params->relBoundRatio = bytesToFloat(&bytes[10-4]);
break;
case ABS_AND_REL:
case ABS_OR_REL:
params->absErrBound = bytesToFloat(&bytes[6-4]);
params->relBoundRatio = bytesToFloat(&bytes[10-4]);
break;
case PSNR:
params->psnr = bytesToFloat(&bytes[6-4]);
break;
case ABS_AND_PW_REL:
case ABS_OR_PW_REL:
params->absErrBound = bytesToFloat(&bytes[6-4]);
params->pw_relBoundRatio = bytesToFloat(&bytes[10-4]);
break;
case REL_AND_PW_REL:
case REL_OR_PW_REL:
params->relBoundRatio = bytesToFloat(&bytes[6-4]);
params->pw_relBoundRatio = bytesToFloat(&bytes[10-4]);
break;
case PW_REL:
params->pw_relBoundRatio = bytesToFloat(&bytes[10-4]);
}
params->sol_ID = (int)(bytes[14-4]);
if(pde_exe->optQuantMode==1)
{
params->max_quant_intervals = bytesToInt32_bigEndian(&bytes[16]);
params->quantization_intervals = 0;
}
else
{
params->max_quant_intervals = 0;
params->quantization_intervals = bytesToInt32_bigEndian(&bytes[16]);
}
if(params->dataType==SZ_FLOAT)
{
params->fmin = bytesToFloat(&bytes[20]);
params->fmax = bytesToFloat(&bytes[24]);
}
else if(params->dataType==SZ_DOUBLE)
{
params->dmin = bytesToDouble(&bytes[20]);
params->dmax = bytesToDouble(&bytes[28]);
}
*/
}
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