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handdetect: code refactoring of gst_handdetect_load_profile.

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Change gst_handdetect_load_profile() so it can be used generically.

https://bugzilla.gnome.org/show_bug.cgi?id=752528
This commit is contained in:
Vanessa Chipirrás Navalón 2015-08-17 17:47:42 +02:00 committed by Luis de Bethencourt
parent a452ce4099
commit 00a55d1a69
1 changed files with 21 additions and 23 deletions
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44
ext/opencv/gsthanddetect.c
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@ -113,7 +113,8 @@ static gboolean gst_handdetect_set_caps (GstOpencvVideoFilter * transform,
static GstFlowReturn gst_handdetect_transform_ip (GstOpencvVideoFilter *
transform, GstBuffer * buffer, IplImage * img);
static void gst_handdetect_load_profile (GstHanddetect * filter);
static CvHaarClassifierCascade *gst_handdetect_load_profile (GstHanddetect *
filter, gchar * profile);
static void gst_handdetect_navigation_interface_init (GstNavigationInterface *
iface);
@ -270,7 +271,10 @@ gst_handdetect_init (GstHanddetect * filter)
filter->roi_height = 0;
filter->display = TRUE;
gst_handdetect_load_profile (filter);
filter->cvCascade_fist =
gst_handdetect_load_profile (filter, filter->profile_fist);
filter->cvCascade_palm =
gst_handdetect_load_profile (filter, filter->profile_palm);
gst_opencv_video_filter_set_in_place (GST_OPENCV_VIDEO_FILTER_CAST (filter),
TRUE);
@ -286,12 +290,14 @@ gst_handdetect_set_property (GObject * object, guint prop_id,
case PROP_PROFILE_FIST:
g_free (filter->profile_fist);
filter->profile_fist = g_value_dup_string (value);
gst_handdetect_load_profile (filter);
filter->cvCascade_fist =
gst_handdetect_load_profile (filter, filter->profile_fist);
break;
case PROP_PROFILE_PALM:
g_free (filter->profile_palm);
filter->profile_palm = g_value_dup_string (value);
gst_handdetect_load_profile (filter);
filter->cvCascade_palm =
gst_handdetect_load_profile (filter, filter->profile_palm);
break;
case PROP_DISPLAY:
filter->display = g_value_get_boolean (value);
@ -602,26 +608,18 @@ gst_handdetect_transform_ip (GstOpencvVideoFilter * transform,
return GST_FLOW_OK;
}
static void
gst_handdetect_load_profile (GstHanddetect * filter)
static CvHaarClassifierCascade *
gst_handdetect_load_profile (GstHanddetect * filter, gchar * profile)
{
GST_DEBUG_OBJECT (filter, "Loading profiles...\n");
filter->cvCascade_fist =
(CvHaarClassifierCascade *) cvLoad (filter->profile_fist, 0, 0, 0);
filter->cvCascade_palm =
(CvHaarClassifierCascade *) cvLoad (filter->profile_palm, 0, 0, 0);
if (!filter->cvCascade_fist || !filter->cvCascade_palm)
GST_WARNING_OBJECT (filter,
"WARNING: Could not load HAAR classifier cascade: %s.\n",
filter->profile_fist);
else
GST_DEBUG_OBJECT (filter, "Loaded profile %s\n", filter->profile_fist);
if (!filter->cvCascade_palm)
GST_WARNING_OBJECT (filter,
"WARNING: Could not load HAAR classifier cascade: %s.\n",
filter->profile_palm);
else
GST_DEBUG_OBJECT (filter, "Loaded profile %s\n", filter->profile_palm);
CvHaarClassifierCascade *cascade;
if (profile == NULL)
return NULL;
if (!(cascade = (CvHaarClassifierCascade *) cvLoad (profile, 0, 0, 0))) {
GST_WARNING_OBJECT (filter, "Couldn't load Haar classifier cascade: %s.",
profile);
}
return cascade;
}
/* Entry point to initialize the plug-in