webrtcbin: add missing warning for caps missmatch
This helps debug cases when the remote is offerer and m-line does not match with already existing transceivers. In this case, it will create new ones with sendrecv direction without any warning. Similar with code from _create_answer_task Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/8735>
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@ -6518,19 +6518,27 @@ _create_and_associate_transceivers_from_sdp (GstWebRTCBin * webrtc,
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if (trans_caps) {
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GstCaps *offer_caps = _rtp_caps_from_media (media);
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GstCaps *caps = gst_caps_intersect (offer_caps, trans_caps);
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gst_caps_unref (offer_caps);
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gst_caps_unref (trans_caps);
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if (caps) {
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if (!gst_caps_is_empty (caps)) {
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GST_LOG_OBJECT (webrtc,
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"found compatible transceiver %" GST_PTR_FORMAT
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" for offer media %u", trans, i);
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gst_caps_unref (caps);
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gst_caps_unref (offer_caps);
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gst_caps_unref (trans_caps);
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break;
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} else {
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GST_LOG_OBJECT (webrtc,
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"tried but failed to intersect caps from"
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" offer for m-line %d (%" GST_PTR_FORMAT
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") with caps from codec preferences and transceiver %"
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GST_PTR_FORMAT, i, offer_caps, trans_caps);
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}
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gst_caps_unref (caps);
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caps = NULL;
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}
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gst_caps_unref (offer_caps);
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gst_caps_unref (trans_caps);
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}
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trans = NULL;
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}
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