Create a new #GstBuffer that can hold an RTP packet that is exactly
packet_len long. The length of the payload depends on pad_len and
csrc_count and can be calculated with gstrtp.rtpbuffer.RTPBuffer.calcPayloadLen.
All RTP header fields will be set to 0/FALSE.
Create a new #GstBuffer that can hold an RTP packet that is exactly packet_len long. The length of the payload depends on pad_len and csrc_count and can be calculated with gstrtp.rtpbuffer.RTPBuffer.calcPayloadLen. All RTP header fields will be set to 0/FALSE.