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Java wrapper is adapted for cv::String

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pull/695/head
Andrey Kamaev 12 years ago
parent 707d3e0a62
commit 688d170de7
3 changed files with 40 additions and 38 deletions
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  1. 2
      modules/java/CMakeLists.txt
  2. 18
      modules/java/generator/gen_java.py
  3. 58
      modules/java/generator/src/cpp/features2d_manual.hpp

2
modules/java/CMakeLists.txt
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@ -272,6 +272,8 @@ endif(ANDROID)
add_library(${the_module} SHARED ${handwrittren_h_sources} ${handwrittren_cpp_sources} ${generated_cpp_sources}
${copied_files}
"${JAR_FILE}" "${JAR_FILE}.dephelper")
set_target_properties(${the_module} PROPERTIES COMPILE_DEFINITIONS OPENCV_NOSTL)
if(BUILD_FAT_JAVA_LIB)
set(__deps ${OPENCV_MODULE_${the_module}_DEPS} ${OPENCV_MODULES_BUILD})
list(REMOVE_ITEM __deps ${the_module} opencv_ts)

18
modules/java/generator/gen_java.py
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@ -285,13 +285,13 @@ type_dict = {
"CvSlice" : { "j_type" : "Range", "jn_args" : (("int", ".start"), ("int", ".end")),
"jni_var" : "Range %(n)s(%(n)s_start, %(n)s_end)", "jni_type" : "jdoubleArray",
"suffix" : "II"},
"string" : { "j_type" : "String", "jn_type" : "String",
"String" : { "j_type" : "String", "jn_type" : "String",
"jni_type" : "jstring", "jni_name" : "n_%(n)s",
"jni_var" : 'const char* utf_%(n)s = env->GetStringUTFChars(%(n)s, 0); std::string n_%(n)s( utf_%(n)s ? utf_%(n)s : "" ); env->ReleaseStringUTFChars(%(n)s, utf_%(n)s)',
"jni_var" : 'const char* utf_%(n)s = env->GetStringUTFChars(%(n)s, 0); cv::String n_%(n)s( utf_%(n)s ? utf_%(n)s : "" ); env->ReleaseStringUTFChars(%(n)s, utf_%(n)s)',
"suffix" : "Ljava_lang_String_2"},
"c_string": { "j_type" : "String", "jn_type" : "String",
"jni_type" : "jstring", "jni_name" : "n_%(n)s.c_str()",
"jni_var" : 'const char* utf_%(n)s = env->GetStringUTFChars(%(n)s, 0); std::string n_%(n)s( utf_%(n)s ? utf_%(n)s : "" ); env->ReleaseStringUTFChars(%(n)s, utf_%(n)s)',
"jni_var" : 'const char* utf_%(n)s = env->GetStringUTFChars(%(n)s, 0); cv::String n_%(n)s( utf_%(n)s ? utf_%(n)s : "" ); env->ReleaseStringUTFChars(%(n)s, utf_%(n)s)',
"suffix" : "Ljava_lang_String_2"},
"TermCriteria": { "j_type" : "TermCriteria", "jn_args" : (("int", ".type"), ("int", ".maxCount"), ("double", ".epsilon")),
"jni_var" : "TermCriteria %(n)s(%(n)s_type, %(n)s_maxCount, %(n)s_epsilon)", "jni_type" : "jdoubleArray",
@ -417,7 +417,7 @@ JNIEXPORT jdoubleArray JNICALL Java_org_opencv_core_Core_n_1minMaxLocManual
{
'j_code' :
"""
// C++: Size getTextSize(const std::string& text, int fontFace, double fontScale, int thickness, int* baseLine);
// C++: Size getTextSize(const cv::String& text, int fontFace, double fontScale, int thickness, int* baseLine);
//javadoc:getTextSize(text, fontFace, fontScale, thickness, baseLine)
public static Size getTextSize(String text, int fontFace, double fontScale, int thickness, int[] baseLine) {
if(baseLine != null && baseLine.length != 1)
@ -430,7 +430,7 @@ JNIEXPORT jdoubleArray JNICALL Java_org_opencv_core_Core_n_1minMaxLocManual
""" private static native double[] n_getTextSize(String text, int fontFace, double fontScale, int thickness, int[] baseLine);\n""",
'cpp_code' :
"""
// C++: Size getTextSize(const std::string& text, int fontFace, double fontScale, int thickness, int* baseLine);
// C++: Size getTextSize(const cv::String& text, int fontFace, double fontScale, int thickness, int* baseLine);
JNIEXPORT jdoubleArray JNICALL Java_org_opencv_core_Core_n_1getTextSize (JNIEnv*, jclass, jstring, jint, jdouble, jint, jintArray);
JNIEXPORT jdoubleArray JNICALL Java_org_opencv_core_Core_n_1getTextSize
@ -445,7 +445,7 @@ JNIEXPORT jdoubleArray JNICALL Java_org_opencv_core_Core_n_1getTextSize
}
const char* utf_text = env->GetStringUTFChars(text, 0);
std::string n_text( utf_text ? utf_text : "" );
cv::String n_text( utf_text ? utf_text : "" );
env->ReleaseStringUTFChars(text, utf_text);
int _baseLine;
@ -1196,7 +1196,7 @@ extern "C" {
ret = "return (jlong) _retval_;"
elif fi.ctype.startswith('vector'): # c-tor
ret = "return (jlong) _retval_;"
elif fi.ctype == "string":
elif fi.ctype == "String":
ret = "return env->NewStringUTF(_retval_.c_str());"
default = 'return env->NewStringUTF("");'
elif fi.ctype in self.classes: # wrapped class:
@ -1218,8 +1218,8 @@ extern "C" {
retval = fi.ctype + " _retval_ = "
if fi.ctype == "void":
retval = ""
elif fi.ctype == "string":
retval = "std::" + retval
elif fi.ctype == "String":
retval = "cv::" + retval
elif fi.ctype.startswith('vector'):
retval = type_dict[fi.ctype]['jni_var'] % {"n" : '_ret_val_vector_'} + " = "
c_epilogue.append("Mat* _retval_ = new Mat();")

58
modules/java/generator/src/cpp/features2d_manual.hpp
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@ -84,7 +84,7 @@ public:
//not supported: SimpleBlob, Dense
CV_WRAP static javaFeatureDetector* create( int detectorType )
{
std::string name;
cv::String name;
if (detectorType > DYNAMICDETECTOR)
{
name = "Dynamic";
@ -104,37 +104,37 @@ public:
switch(detectorType)
{
case FAST:
name += "FAST";
name = name + "FAST";
break;
case STAR:
name += "STAR";
name = name + "STAR";
break;
case SIFT:
name += "SIFT";
name = name + "SIFT";
break;
case SURF:
name += "SURF";
name = name + "SURF";
break;
case ORB:
name += "ORB";
name = name + "ORB";
break;
case MSER:
name += "MSER";
name = name + "MSER";
break;
case GFTT:
name += "GFTT";
name = name + "GFTT";
break;
case HARRIS:
name += "HARRIS";
name = name + "HARRIS";
break;
case SIMPLEBLOB:
name += "SimpleBlob";
name = name + "SimpleBlob";
break;
case DENSE:
name += "Dense";
name = name + "Dense";
break;
case BRISK:
name += "BRISK";
name = name + "BRISK";
break;
default:
CV_Error( CV_StsBadArg, "Specified feature detector type is not supported." );
@ -146,14 +146,14 @@ public:
return (javaFeatureDetector*)((FeatureDetector*) detector);
}
CV_WRAP void write( const std::string& fileName ) const
CV_WRAP void write( const cv::String& fileName ) const
{
FileStorage fs(fileName, FileStorage::WRITE);
((FeatureDetector*)this)->write(fs);
fs.release();
}
CV_WRAP void read( const std::string& fileName )
CV_WRAP void read( const cv::String& fileName )
{
FileStorage fs(fileName, FileStorage::READ);
((FeatureDetector*)this)->read(fs.root());
@ -208,7 +208,7 @@ public:
//supported: FlannBased, BruteForce, BruteForce-L1, BruteForce-Hamming, BruteForce-HammingLUT
CV_WRAP static javaDescriptorMatcher* create( int matcherType )
{
std::string name;
cv::String name;
switch(matcherType)
{
@ -240,14 +240,14 @@ public:
return (javaDescriptorMatcher*)((DescriptorMatcher*) matcher);
}
CV_WRAP void write( const std::string& fileName ) const
CV_WRAP void write( const cv::String& fileName ) const
{
FileStorage fs(fileName, FileStorage::WRITE);
((DescriptorMatcher*)this)->write(fs);
fs.release();
}
CV_WRAP void read( const std::string& fileName )
CV_WRAP void read( const cv::String& fileName )
{
FileStorage fs(fileName, FileStorage::READ);
((DescriptorMatcher*)this)->read(fs.root());
@ -294,7 +294,7 @@ public:
//not supported: Calonder
CV_WRAP static javaDescriptorExtractor* create( int extractorType )
{
std::string name;
cv::String name;
if (extractorType > OPPONENTEXTRACTOR)
{
@ -305,22 +305,22 @@ public:
switch(extractorType)
{
case SIFT:
name += "SIFT";
name = name + "SIFT";
break;
case SURF:
name += "SURF";
name = name + "SURF";
break;
case ORB:
name += "ORB";
name = name + "ORB";
break;
case BRIEF:
name += "BRIEF";
name = name + "BRIEF";
break;
case BRISK:
name += "BRISK";
name = name + "BRISK";
break;
case FREAK:
name += "FREAK";
name = name + "FREAK";
break;
default:
CV_Error( CV_StsBadArg, "Specified descriptor extractor type is not supported." );
@ -332,14 +332,14 @@ public:
return (javaDescriptorExtractor*)((DescriptorExtractor*) extractor);
}
CV_WRAP void write( const std::string& fileName ) const
CV_WRAP void write( const cv::String& fileName ) const
{
FileStorage fs(fileName, FileStorage::WRITE);
((DescriptorExtractor*)this)->write(fs);
fs.release();
}
CV_WRAP void read( const std::string& fileName )
CV_WRAP void read( const cv::String& fileName )
{
FileStorage fs(fileName, FileStorage::READ);
((DescriptorExtractor*)this)->read(fs.root());
@ -401,7 +401,7 @@ public:
//unsupported: Vector
CV_WRAP static javaGenericDescriptorMatcher* create( int matcherType )
{
std::string name;
cv::String name;
switch(matcherType)
{
@ -421,14 +421,14 @@ public:
return (javaGenericDescriptorMatcher*)((GenericDescriptorMatcher*) matcher);
}
CV_WRAP void write( const std::string& fileName ) const
CV_WRAP void write( const cv::String& fileName ) const
{
FileStorage fs(fileName, FileStorage::WRITE);
((GenericDescriptorMatcher*)this)->write(fs);
fs.release();
}
CV_WRAP void read( const std::string& fileName )
CV_WRAP void read( const cv::String& fileName )
{
FileStorage fs(fileName, FileStorage::READ);
((GenericDescriptorMatcher*)this)->read(fs.root());

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