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implemented rb_cvCreateMemStorage and replaced cvCreateMemStorage with rb_cvCreateMemStorage to create CvMemStorage as much as possible

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This commit is contained in:
ser1zw 2011-04-28 00:36:34 +09:00
parent d9a7960949
commit 1ca99720c5
6 changed files with 36 additions and 6 deletions
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2
ext/opencv/cvchain.cpp
View file

@ -91,7 +91,7 @@ rb_initialize(int argc, VALUE *argv, VALUE self)
storage = CVMEMSTORAGE(storage_value);
}
else
storage = cvCreateMemStorage(0);
storage = rb_cvCreateMemStorage(0);
DATA_PTR(self) = (CvChain*)cvCreateSeq(CV_SEQ_ELTYPE_CODE, sizeof(CvChain),
sizeof(char), storage);

2
ext/opencv/cvcontour.cpp
View file

@ -104,7 +104,7 @@ rb_initialize(int argc, VALUE *argv, VALUE self)
storage = CVMEMSTORAGE(storage_value);
}
else
storage = cvCreateMemStorage(0);
storage = rb_cvCreateMemStorage(0);
DATA_PTR(self) = (CvContour*)cvCreateSeq(CV_SEQ_ELTYPE_POINT, sizeof(CvContour),
sizeof(CvPoint), storage);

4
ext/opencv/cvmemstorage.cpp
View file

@ -41,7 +41,7 @@ define_ruby_class()
VALUE
rb_allocate(VALUE klass)
{
CvMemStorage *storage = cvCreateMemStorage();
CvMemStorage *storage = rb_cvCreateMemStorage(0);
return Data_Wrap_Struct(klass, 0, cvmemstorage_free, storage);
}
@ -54,7 +54,7 @@ cvmemstorage_free(void *ptr)
VALUE
new_object(int blocksize)
{
CvMemStorage *storage = cvCreateMemStorage(blocksize);
CvMemStorage *storage = rb_cvCreateMemStorage(blocksize);
return Data_Wrap_Struct(rb_klass, 0, cvmemstorage_free, storage);
}

2
ext/opencv/cvseq.cpp
View file

@ -145,7 +145,7 @@ rb_initialize(int argc, VALUE *argv, VALUE self)
storage = CVMEMSTORAGE(storage_value);
}
else
storage = cvCreateMemStorage(0);
storage = rb_cvCreateMemStorage(0);
if(!rb_obj_is_kind_of(klass, rb_cClass))
rb_raise(rb_eTypeError, "argument 1 (sequence-block class) should be %s.", rb_class2name(rb_cClass));

29
ext/opencv/opencv.cpp
View file

@ -247,6 +247,35 @@ rb_cvCreateStructuringElementEx(int cols, int rows,
return ptr;
}
/*
* Creates memory storage
* When memory allocation is failed, run GC and retry it
*/
CvMemStorage*
rb_cvCreateMemStorage(int block_size)
{
CvMemStorage* ptr = NULL;
try {
ptr = cvCreateMemStorage(block_size);
}
catch(cv::Exception& e) {
if (e.code != CV_StsNoMem)
rb_raise(rb_eRuntimeError, "%s", e.what());
rb_gc_start();
try {
ptr = cvCreateMemStorage(block_size);
}
catch (cv::Exception& e) {
if (e.code == CV_StsNoMem)
rb_raise(rb_eNoMemError, "%s", e.what());
else
rb_raise(rb_eRuntimeError, "%s", e.what());
}
}
return ptr;
}
VALUE rb_module;
VALUE rb_opencv_constants;

1
ext/opencv/opencv.h
View file

@ -189,6 +189,7 @@ void* rb_cvAlloc(size_t size);
CvMat* rb_cvCreateMat(int height, int width, int type);
IplImage* rb_cvCreateImage(CvSize size, int depth, int channels);
IplConvKernel* rb_cvCreateStructuringElementEx(int cols, int rows, int anchorX, int anchorY, int shape, int *values);
CvMemStorage* rb_cvCreateMemStorage(int block_size);
// Ruby/OpenCV inline functions
inline CvArr*