renamed internal headers to avoid conflicts with system header files

modules/objdetect/src/_lsvm_error.h

@@ -0,0 +1,16 @@
+#ifndef SVM_ERROR
+#define SVM_ERROR
+
+#define LATENT_SVM_OK 0
+#define DISTANCE_TRANSFORM_OK 1
+#define DISTANCE_TRANSFORM_GET_INTERSECTION_ERROR -1
+#define DISTANCE_TRANSFORM_ERROR -2
+#define DISTANCE_TRANSFORM_EQUAL_POINTS -3
+#define LATENT_SVM_GET_FEATURE_PYRAMID_FAILED -4
+#define LATENT_SVM_SEARCH_OBJECT_FAILED -5
+#define LATENT_SVM_FAILED_SUPERPOSITION -6
+#define FILTER_OUT_OF_BOUNDARIES -7
+#define FFT_OK 2
+#define FFT_ERROR -8
+
+#endif