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opencv: support alternative path convention

Browse source 
Some distributions store OpenCV files in /usr/share/opencv and some others
(and default when building from source) install them in
/usr/share/OpenCV. Support both to find cascade files.

https://bugzilla.gnome.org/show_bug.cgi?id=753651
This commit is contained in:
Luis de Bethencourt 2015-08-17 17:38:15 +01:00
parent dce7ffb04e
commit 07ee52db5d
3 changed files with 5 additions and 2 deletions
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3
configure.ac
View file

@ -2487,6 +2487,9 @@ AG_GST_CHECK_FEATURE(OPENCV, [opencv plugins], opencv, [
AC_SUBST(OPENCV_PREFIX)
AC_SUBST(OPENCV_CFLAGS)
AC_SUBST(OPENCV_LIBS)
AC_CHECK_FILE([$OPENCV_PREFIX/share/opencv/],
[AC_DEFINE_UNQUOTED(OPENCV_PATH_NAME, ["opencv"], [OpenCV path name])],
[AC_DEFINE_UNQUOTED(OPENCV_PATH_NAME, ["OpenCV"], [OpenCV path name])])
])
dnl *** OpenEXR ***

2
ext/opencv/gstfaceblur.c
View file

@ -71,7 +71,7 @@ GST_DEBUG_CATEGORY_STATIC (gst_face_blur_debug);
#define GST_CAT_DEFAULT gst_face_blur_debug
#define DEFAULT_PROFILE OPENCV_PREFIX G_DIR_SEPARATOR_S "share" \
G_DIR_SEPARATOR_S "opencv" G_DIR_SEPARATOR_S "haarcascades" \
G_DIR_SEPARATOR_S OPENCV_PATH_NAME G_DIR_SEPARATOR_S "haarcascades" \
G_DIR_SEPARATOR_S "haarcascade_frontalface_default.xml"
#define DEFAULT_SCALE_FACTOR 1.25
#define DEFAULT_FLAGS CV_HAAR_DO_CANNY_PRUNING

2
ext/opencv/gstfacedetect.cpp
View file

@ -88,7 +88,7 @@ GST_DEBUG_CATEGORY_STATIC (gst_face_detect_debug);
#define GST_CAT_DEFAULT gst_face_detect_debug
#define HAAR_CASCADES_DIR OPENCV_PREFIX G_DIR_SEPARATOR_S "share" \
G_DIR_SEPARATOR_S "opencv" G_DIR_SEPARATOR_S "haarcascades" \
G_DIR_SEPARATOR_S OPENCV_PATH_NAME G_DIR_SEPARATOR_S "haarcascades" \
G_DIR_SEPARATOR_S
#define DEFAULT_FACE_PROFILE HAAR_CASCADES_DIR "haarcascade_frontalface_default.xml"
#define DEFAULT_NOSE_PROFILE HAAR_CASCADES_DIR "haarcascade_mcs_nose.xml"