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Throw error if invalid binarization technique is provided

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Adrian Sieber 2015-10-08 21:43:36 +02:00
parent 769b3f912e
commit 901edf4d58
1 changed files with 14 additions and 0 deletions
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14
src/Matrix.cc
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@ -1,6 +1,7 @@
#include "Contours.h" #include "Contours.h"
#include "Matrix.h" #include "Matrix.h"
#include "OpenCV.h" #include "OpenCV.h"
#include <string.h>
#include <nan.h> #include <nan.h>
Nan::Persistent<FunctionTemplate> Matrix::constructor; Nan::Persistent<FunctionTemplate> Matrix::constructor;
@ -1652,6 +1653,19 @@ NAN_METHOD(Matrix::Threshold) {
else if (strcmp(*typstr, "Threshold to Zero Inverted") == 0) { else if (strcmp(*typstr, "Threshold to Zero Inverted") == 0) {
typ = 4; typ = 4;
} }
else {
char *typeString = *typstr;
char text[] = "\" is no supported binarization technique. "
"Use \"Binary\", \"Binary Inverted\", \"Threshold Truncated\", "
"\"Threshold to Zero\" or \"Threshold to Zero Inverted\"";
char errorMessage[strlen(typeString) + strlen(text) + 2];
strcpy(errorMessage, "\"");
strcat(errorMessage, typeString);
strcat(errorMessage, text);
Nan::ThrowError(errorMessage);
return;
}
} }
Local < Object > img_to_return = Local < Object > img_to_return =