static GstCaps * gst_v4l2src_get_caps (GstBaseSrc * src) { GstV4l2Src *v4l2src = GST_V4L2SRC (src); GstCaps *ret; GSList *walk; GSList *formats; if (!GST_V4L2_IS_OPEN (v4l2src->v4l2object)) { /* FIXME: copy? */ return gst_caps_copy (gst_pad_get_pad_template_caps (GST_BASE_SRC_PAD (v4l2src))); } if (v4l2src->probed_caps) return gst_caps_ref (v4l2src->probed_caps); formats = gst_v4l2_object_get_format_list (v4l2src->v4l2object); ret = gst_caps_new_empty (); for (walk = formats; walk; walk = walk->next) { struct v4l2_fmtdesc *format; GstStructure *template;
static GstCaps * gst_v4l2sink_get_caps (GstBaseSink * bsink) { GstV4l2Sink *v4l2sink = GST_V4L2SINK (bsink); GstCaps *ret; GSList *walk; GSList *formats; if (!GST_V4L2_IS_OPEN (v4l2sink->v4l2object)) { /* FIXME: copy? */ GST_DEBUG_OBJECT (v4l2sink, "device is not open"); return gst_caps_copy (gst_pad_get_pad_template_caps (GST_BASE_SINK_PAD (v4l2sink))); } if (v4l2sink->probed_caps) { LOG_CAPS (v4l2sink, v4l2sink->probed_caps); return gst_caps_ref (v4l2sink->probed_caps); } formats = gst_v4l2_object_get_format_list (v4l2sink->v4l2object); ret = gst_caps_new_empty (); for (walk = v4l2sink->v4l2object->formats; walk; walk = walk->next) { struct v4l2_fmtdesc *format; GstStructure *template;
static GstCaps * gst_v4l2src_get_caps (GstBaseSrc * src, GstCaps * filter) { GstV4l2Src *v4l2src; GstV4l2Object *obj; GstCaps *ret; GSList *walk; GSList *formats; v4l2src = GST_V4L2SRC (src); obj = v4l2src->v4l2object; if (!GST_V4L2_IS_OPEN (obj)) { return gst_pad_get_pad_template_caps (GST_BASE_SRC_PAD (v4l2src)); } if (v4l2src->probed_caps) return gst_caps_ref (v4l2src->probed_caps); formats = gst_v4l2_object_get_format_list (obj); ret = gst_caps_new_empty (); for (walk = formats; walk; walk = walk->next) { struct v4l2_fmtdesc *format; GstStructure *template;