And fix all the warnings.
We implemented the AAL2 packing, add the encoding-name for those to the caps and a property to force AAL2 decoding (always TRUE for now). Implement RFC3551 unpacking for regular G726. See #567140.
Original commit message from CVS: Patch by: mersad <mersad at axis dot com> * gst/rtp/Makefile.am: * gst/rtp/gstrtp.c: (plugin_init): * gst/rtp/gstrtpg726depay.c: (gst_rtp_g726_depay_base_init), (gst_rtp_g726_depay_class_init), (gst_rtp_g726_depay_init), (gst_rtp_g726_depay_setcaps), (gst_rtp_g726_depay_process), (gst_rtp_g726_depay_plugin_init): * gst/rtp/gstrtpg726depay.h: * gst/rtp/gstrtpg726pay.c: (gst_rtp_g726_pay_base_init), (gst_rtp_g726_pay_class_init), (gst_rtp_g726_pay_init), (gst_rtp_g726_pay_setcaps), (gst_rtp_g726_pay_plugin_init): * gst/rtp/gstrtpg726pay.h: Added G726 pay/depayloaders. Fixes #538891.