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cvsobel: 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 21:28:31 -05:00
parent 831735fc1c
commit 7a284f1a86
1 changed files with 8 additions and 50 deletions
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58
ext/opencv/gstcvsobel.cpp
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@ -103,8 +103,6 @@ static void gst_cv_sobel_set_property (GObject * object, guint prop_id,
static void gst_cv_sobel_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static gboolean gst_cv_sobel_handle_sink_event (GstPad * pad,
GstObject * parent, GstEvent * event);
static GstFlowReturn gst_cv_sobel_transform (GstOpencvVideoFilter * filter,
GstBuffer * buf, IplImage * img, GstBuffer * outbuf, IplImage * outimg);
static gboolean gst_cv_sobel_set_caps (GstOpencvVideoFilter * transform,
@ -176,9 +174,6 @@ gst_cv_sobel_class_init (GstCvSobelClass * klass)
static void
gst_cv_sobel_init (GstCvSobel * filter)
{
gst_pad_set_event_function (GST_BASE_TRANSFORM_SINK_PAD (filter),
GST_DEBUG_FUNCPTR (gst_cv_sobel_handle_sink_event));
filter->x_order = DEFAULT_X_ORDER;
filter->y_order = DEFAULT_Y_ORDER;
filter->aperture_size = DEFAULT_APERTURE_SIZE;
@ -196,54 +191,17 @@ gst_cv_sobel_set_caps (GstOpencvVideoFilter * transform,
{
GstCvSobel *filter = GST_CV_SOBEL (transform);
if (filter->cvGray)
cvReleaseImage (&filter->cvGray);
filter->cvGray =
cvCreateImage (cvSize (in_width, in_height), IPL_DEPTH_8U, 1);
return TRUE;
}
static gboolean
gst_cv_sobel_handle_sink_event (GstPad * pad, GstObject * parent,
GstEvent * event)
{
GstCvSobel *filter;
gint width, height;
GstStructure *structure;
gboolean res = TRUE;
filter = GST_CV_SOBEL (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->cvSobel != NULL) {
cvReleaseImage (&filter->cvCSobel);
cvReleaseImage (&filter->cvGray);
cvReleaseImage (&filter->cvSobel);
}
filter->cvCSobel = cvCreateImage (cvSize (width, height), IPL_DEPTH_8U, 3);
filter->cvGray = cvCreateImage (cvSize (width, height), IPL_DEPTH_8U, 1);
filter->cvSobel = cvCreateImage (cvSize (width, height), IPL_DEPTH_8U, 1);
break;
}
default:
break;
if (filter->cvSobel != NULL) {
cvReleaseImage (&filter->cvCSobel);
cvReleaseImage (&filter->cvGray);
cvReleaseImage (&filter->cvSobel);
}
res = gst_pad_event_default (pad, parent, event);
filter->cvCSobel = cvCreateImage (cvSize (in_width, in_height), IPL_DEPTH_8U, in_channels);
filter->cvGray = cvCreateImage (cvSize (in_width, in_height), IPL_DEPTH_8U, 1);
filter->cvSobel = cvCreateImage (cvSize (out_width, out_height), IPL_DEPTH_8U, 1);
return res;
return TRUE;
}
static void