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#586: exceptions on invalid element access

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This commit is contained in:
James Bowman
2011-01-25 01:33:48 +00:00
parent 3a53d8667a
commit 6b4047eb46
2 changed files with 44 additions and 6 deletions
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13
modules/python/cv.cpp
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@@ -151,7 +151,7 @@ static void translate_error_to_exception(void)
}
#define ERRCHK do { if (cvGetErrStatus() != 0) { translate_error_to_exception(); return NULL; } } while (0)
#define ERRWRAP(F) \
#define ERRWRAPN(F, N) \
do { \
try \
{ \
@@ -160,10 +160,11 @@ static void translate_error_to_exception(void)
catch (const cv::Exception &e) \
{ \
PyErr_SetString(opencv_error, e.err.c_str()); \
return NULL; \
return N; \
} \
ERRCHK; \
} while(0)
#define ERRWRAP(F) ERRWRAPN(F, NULL) // for most functions, exception -> NULL return
/************************************************************************/
@@ -3139,16 +3140,16 @@ static int cvarr_SetItem(PyObject *o, PyObject *key, PyObject *v)
}
switch (dd.count) {
case 1:
cvSet1D(cva, dd.i[0], s);
ERRWRAPN(cvSet1D(cva, dd.i[0], s), -1);
break;
case 2:
cvSet2D(cva, dd.i[0], dd.i[1], s);
ERRWRAPN(cvSet2D(cva, dd.i[0], dd.i[1], s), -1);
break;
case 3:
cvSet3D(cva, dd.i[0], dd.i[1], dd.i[2], s);
ERRWRAPN(cvSet3D(cva, dd.i[0], dd.i[1], dd.i[2], s), -1);
break;
default:
cvSetND(cva, dd.i, s);
ERRWRAPN(cvSetND(cva, dd.i, s), -1);
// XXX - OpenCV bug? - seems as if an error in cvSetND does not set error status?
break;
}