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4DPlugin-pHash.cpp
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4DPlugin-pHash.cpp
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/* --------------------------------------------------------------------------------
#
# 4DPlugin-pHash.cpp
# source generated by 4D Plugin Wizard
# Project : pHash
# author : miyako
# 2019/09/09
#
# --------------------------------------------------------------------------------*/
#include "4DPlugin-pHash.h"
#pragma mark -
void PluginMain(PA_long32 selector, PA_PluginParameters params) {
try
{
switch(selector)
{
// --- pHash
case 1 :
PH_Compute_DCT(params);
break;
case 2 :
PH_Compare_MH(params);
break;
case 3 :
PH_Compare_RADISH(params);
break;
case 4 :
PH_Compare_DCT(params);
break;
}
}
catch(...)
{
}
}
#pragma mark -
void PH_Compute_DCT(PA_PluginParameters params) {
sLONG_PTR *pResult = (sLONG_PTR *)params->fResult;
PackagePtr pParams = (PackagePtr)params->fParameters;
C_TEXT Param1;
C_TEXT Param2;
C_LONGINT returnValue;
Param1.fromParamAtIndex(pParams, 1);
ulong64 hash;
std::string _Param1;
paramToPathStr(Param1, _Param1);
int status = ph_dct_imagehash(_Param1.c_str(), hash);
int64ToParam(hash, Param2);
Param2.toParamAtIndex(pParams, 2);
returnValue.setIntValue(status);
returnValue.setReturn(pResult);
}
void PH_Compare_MH(PA_PluginParameters params) {
sLONG_PTR *pResult = (sLONG_PTR *)params->fResult;
PackagePtr pParams = (PackagePtr)params->fParameters;
C_TEXT Param1;
C_TEXT Param2;
C_REAL Param3;
C_REAL Param4;
C_REAL returnValue;
Param1.fromParamAtIndex(pParams, 1);
Param2.fromParamAtIndex(pParams, 2);
Param3.fromParamAtIndex(pParams, 3);
Param4.fromParamAtIndex(pParams, 4);
float alpha = Param3.getDoubleValue();
float lvl = Param4.getDoubleValue();
int hashalen = 0, hashblen = 0;
std::string _Param1, _Param2;
paramToPathStr(Param1, _Param1);
paramToPathStr(Param2, _Param2);
uint8_t* hasha = ph_mh_imagehash(_Param1.c_str(), hashalen, alpha, lvl);
uint8_t* hashb = ph_mh_imagehash(_Param2.c_str(), hashblen, alpha, lvl);
double hamming_distance = ph_hammingdistance2(hasha, hashalen, hashb, hashblen);
returnValue.setDoubleValue(hamming_distance);
returnValue.setReturn(pResult);
}
void PH_Compare_RADISH(PA_PluginParameters params) {
sLONG_PTR *pResult = (sLONG_PTR *)params->fResult;
PackagePtr pParams = (PackagePtr)params->fParameters;
C_TEXT Param1;
C_TEXT Param2;
C_REAL Param3;
C_REAL Param4;
C_LONGINT Param5;
C_REAL returnValue;
Param1.fromParamAtIndex(pParams, 1);
Param2.fromParamAtIndex(pParams, 2);
Param3.fromParamAtIndex(pParams, 3);
Param4.fromParamAtIndex(pParams, 4);
Param5.fromParamAtIndex(pParams, 5);
double sigma = Param3.getDoubleValue();
double gamma = Param4.getDoubleValue();
int N = Param5.getIntValue();
double threshold = 0.9;
Digest x, y;
double pcc = 0;
std::string _Param1, _Param2;
paramToPathStr(Param1, _Param1);
paramToPathStr(Param2, _Param2);
int status = ph_image_digest(_Param1.c_str(), sigma, gamma, x, N);
if(status == 0){
status = ph_image_digest(_Param2.c_str(), sigma, gamma, y, N);
if(status == 0){
ph_crosscorr(x, y, pcc, threshold);
}
}
returnValue.setDoubleValue(pcc);
returnValue.setReturn(pResult);
}
void PH_Compare_DCT(PA_PluginParameters params) {
sLONG_PTR *pResult = (sLONG_PTR *)params->fResult;
PackagePtr pParams = (PackagePtr)params->fParameters;
C_TEXT Param1;
C_TEXT Param2;
C_LONGINT returnValue;
Param1.fromParamAtIndex(pParams, 1);
Param2.fromParamAtIndex(pParams, 2);
CUTF8String _hasha, _hashb;
Param1.copyUTF8String(&_hasha);
Param2.copyUTF8String(&_hashb);
std::stringstream _Param1((const char *)_hasha.c_str());
std::stringstream _Param2((const char *)_hashb.c_str());
ulong64 hasha;
ulong64 hashb;
_Param1 >> hasha;
_Param2 >> hashb;
int hamming_distance = ph_hamming_distance(hasha, hashb);
returnValue.setIntValue(hamming_distance);
returnValue.setReturn(pResult);
}
#pragma mark -
void int64ToParam(ulong64 value, C_TEXT ¶m)
{
#ifndef __APPLE__
char buffer[65];
memset(buffer, 0, 65);
_ui64toa(value, buffer, 10);
CUTF8String _value((const uint8_t *)buffer);
param.setUTF8String(&_value);
#else
std::stringstream stream;
stream << value;
CUTF8String _value((const uint8_t *)stream.str().c_str());
param.setUTF8String(&_value);
#endif
}
void paramToPathStr(C_TEXT ¶m, std::string &path){
#if defined(_MSC_VER)
char str[1024];
setlocale( LC_ALL, "" );
wcstombs(str, (wchar_t*)param.getUTF16StringPtr(), 1024);
path = str;
#else
CUTF8String _path;
param.convertPath();
param.copyUTF8String(&_path);
path = (const char *)_path.c_str();
#endif
}