static GstCaps * gst_ac3_parse_get_sink_caps (GstBaseParse * parse, GstCaps * filter) { GstCaps *peercaps, *templ; GstCaps *res; templ = gst_pad_get_pad_template_caps (GST_BASE_PARSE_SINK_PAD (parse)); if (filter) { GstCaps *fcopy = gst_caps_copy (filter); /* Remove the fields we convert */ remove_fields (fcopy); /* we do not ask downstream to handle x-private1-ac3 */ fcopy = extend_caps (fcopy, FALSE); peercaps = gst_pad_peer_query_caps (GST_BASE_PARSE_SRC_PAD (parse), fcopy); gst_caps_unref (fcopy); } else peercaps = gst_pad_peer_query_caps (GST_BASE_PARSE_SRC_PAD (parse), NULL); if (peercaps) { /* Remove the framed and alignment field. We can convert * between different alignments. */ peercaps = gst_caps_make_writable (peercaps); remove_fields (peercaps); /* also allow for x-private1-ac3 input */ peercaps = extend_caps (peercaps, TRUE); res = gst_caps_intersect_full (peercaps, templ, GST_CAPS_INTERSECT_FIRST); gst_caps_unref (peercaps); gst_caps_unref (templ); } else { res = templ; } if (filter) { GstCaps *intersection; intersection = gst_caps_intersect_full (filter, res, GST_CAPS_INTERSECT_FIRST); gst_caps_unref (res); res = intersection; } return res; }
static GstCaps * gst_dirac_parse_get_sink_caps (GstBaseParse * parse, GstCaps * filter) { GstCaps *peercaps, *templ; GstCaps *res; templ = gst_pad_get_pad_template_caps (GST_BASE_PARSE_SINK_PAD (parse)); if (filter) { GstCaps *fcopy = gst_caps_copy (filter); /* Remove the fields we convert */ remove_fields (fcopy); peercaps = gst_pad_peer_query_caps (GST_BASE_PARSE_SRC_PAD (parse), fcopy); gst_caps_unref (fcopy); } else peercaps = gst_pad_peer_query_caps (GST_BASE_PARSE_SRC_PAD (parse), NULL); if (peercaps) { /* Remove the parsed field */ peercaps = gst_caps_make_writable (peercaps); remove_fields (peercaps); res = gst_caps_intersect_full (peercaps, templ, GST_CAPS_INTERSECT_FIRST); gst_caps_unref (peercaps); gst_caps_unref (templ); } else { res = templ; } if (filter) { GstCaps *intersection; intersection = gst_caps_intersect_full (filter, res, GST_CAPS_INTERSECT_FIRST); gst_caps_unref (res); res = intersection; } return res; }