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cvlaplace: Remove redundant CAPS event handler

Browse source 
There is already a cv_set_caps() implemented, so just do the
entire work there.

https://bugzilla.gnome.org/show_bug.cgi?id=775377
This commit is contained in:
Nicolas Dufresne 2016-12-01 21:43:04 -05:00
parent 02b20f6158
commit 50e0165ea8
1 changed files with 8 additions and 53 deletions
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61
ext/opencv/gstcvlaplace.cpp
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@ -103,9 +103,6 @@ static void gst_cv_laplace_set_property (GObject * object, guint prop_id,
static void gst_cv_laplace_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static gboolean gst_cv_laplace_handle_sink_event (GstPad * pad,
GstObject * parent, GstEvent * event);
static GstFlowReturn gst_cv_laplace_transform (GstOpencvVideoFilter * filter,
GstBuffer * buf, IplImage * img, GstBuffer * outbuf, IplImage * outimg);
@ -177,9 +174,6 @@ gst_cv_laplace_class_init (GstCvLaplaceClass * klass)
static void
gst_cv_laplace_init (GstCvLaplace * filter)
{
gst_pad_set_event_function (GST_BASE_TRANSFORM_SINK_PAD (filter),
GST_DEBUG_FUNCPTR (gst_cv_laplace_handle_sink_event));
filter->aperture_size = DEFAULT_APERTURE_SIZE;
filter->scale = DEFAULT_SCALE_FACTOR;
filter->shift = DEFAULT_SHIFT;
@ -196,12 +190,18 @@ gst_cv_laplace_cv_set_caps (GstOpencvVideoFilter * trans, gint in_width,
{
GstCvLaplace *filter = GST_CV_LAPLACE (trans);
if (filter->intermediary_img) {
cvReleaseImage (&filter->intermediary_img);
if (filter->intermediary_img != NULL) {
cvReleaseImage (&filter->intermediary_img);
cvReleaseImage (&filter->CLaplace);
cvReleaseImage (&filter->cvGray);
cvReleaseImage (&filter->Laplace);
}
filter->CLaplace = cvCreateImage (cvSize (in_width, in_height), IPL_DEPTH_8U, in_channels);
filter->intermediary_img =
cvCreateImage (cvSize (out_width, out_height), IPL_DEPTH_16S, 1);
filter->cvGray = cvCreateImage (cvSize (in_width, in_height), IPL_DEPTH_8U, 1);
filter->Laplace = cvCreateImage (cvSize (in_width, in_height), IPL_DEPTH_8U, 1);
return TRUE;
}
@ -262,51 +262,6 @@ gst_cv_laplace_get_property (GObject * object, guint prop_id,
}
}
static gboolean
gst_cv_laplace_handle_sink_event (GstPad * pad, GstObject * parent,
GstEvent * event)
{
GstCvLaplace *filter;
gint width, height;
GstStructure *structure;
gboolean res = TRUE;
filter = GST_CV_LAPLACE (parent);
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_CAPS:
{
GstCaps *caps;
gst_event_parse_caps (event, &caps);
structure = gst_caps_get_structure (caps, 0);
gst_structure_get_int (structure, "width", &width);
gst_structure_get_int (structure, "height", &height);
if (filter->intermediary_img != NULL) {
cvReleaseImage (&filter->intermediary_img);
cvReleaseImage (&filter->CLaplace);
cvReleaseImage (&filter->cvGray);
cvReleaseImage (&filter->Laplace);
}
filter->CLaplace =
cvCreateImage (cvSize (width, height), IPL_DEPTH_8U, 3);
filter->intermediary_img =
cvCreateImage (cvSize (width, height), IPL_DEPTH_16S, 1);
filter->cvGray = cvCreateImage (cvSize (width, height), IPL_DEPTH_8U, 1);
filter->Laplace = cvCreateImage (cvSize (width, height), IPL_DEPTH_8U, 1);
break;
}
default:
break;
}
res = gst_pad_event_default (pad, parent, event);
return res;
}
static GstFlowReturn
gst_cv_laplace_transform (GstOpencvVideoFilter * base, GstBuffer * buf,
IplImage * img, GstBuffer * outbuf, IplImage * outimg)