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facedetect: simplify repeated code.

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Store the value of r.height / 2 instead of repeating the operation line
three times.
This commit is contained in:
vanechipi 2015-08-10 19:13:11 +02:00 committed by Luis de Bethencourt
parent 73bc2cf7b0
commit 28f9ff1312
1 changed files with 4 additions and 3 deletions
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7
ext/opencv/gstfacedetect.cpp
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@ -640,6 +640,7 @@ gst_face_detect_transform_ip (GstOpencvVideoFilter * base, GstBuffer * buf,
guint rnx = 0, rny = 0, rnw, rnh;
guint rmx = 0, rmy = 0, rmw, rmh;
guint rex = 0, rey = 0, rew, reh;
guint rhh = r.height / 2;
gboolean have_nose, have_mouth, have_eyes;
/* detect face features */
@ -648,7 +649,7 @@ gst_face_detect_transform_ip (GstOpencvVideoFilter * base, GstBuffer * buf,
rnx = r.x + r.width / 4;
rny = r.y + r.height / 4;
rnw = r.width / 2;
rnh = r.height / 2;
rnh = rhh;
gst_face_detect_run_detector (filter, filter->cvNoseDetect, mw, mh,
Rect (rnx, rny, rnw, rnh), nose);
have_nose = !nose.empty ();
@ -660,7 +661,7 @@ gst_face_detect_transform_ip (GstOpencvVideoFilter * base, GstBuffer * buf,
rmx = r.x;
rmy = r.y + r.height / 2;
rmw = r.width;
rmh = r.height / 2;
rmh = rhh;
gst_face_detect_run_detector (filter, filter->cvMouthDetect, mw,
mh, Rect (rmx, rmy, rmw, rmh), mouth);
have_mouth = !mouth.empty ();
@ -672,7 +673,7 @@ gst_face_detect_transform_ip (GstOpencvVideoFilter * base, GstBuffer * buf,
rex = r.x;
rey = r.y;
rew = r.width;
reh = r.height / 2;
reh = rhh;
gst_face_detect_run_detector (filter, filter->cvEyesDetect, mw, mh,
Rect (rex, rey, rew, reh), eyes);
have_eyes = !eyes.empty ();