54     fn unmarshal<B>(raw_packet: &mut B) -> Result<Self, util::Error>  in unmarshal()
59         let raw_packet_len = raw_packet.remaining();  in unmarshal()
77         let b0 = raw_packet.get_u8();  in unmarshal()
88         let b1 = raw_packet.get_u8();  in unmarshal()
92         let sequence_number = raw_packet.get_u16();  in unmarshal()
93         let timestamp = raw_packet.get_u32();  in unmarshal()
94         let ssrc = raw_packet.get_u32();  in unmarshal()
98             csrc.push(raw_packet.get_u32());  in unmarshal()
106             let extension_profile = raw_packet.get_u16();  in unmarshal()
108             let extension_length = raw_packet.get_u16() as usize * 4;  in unmarshal()
122                         let b = raw_packet.get_u8();  in unmarshal()
139                             payload: raw_packet.copy_to_bytes(len),  in unmarshal()
148                         let b = raw_packet.get_u8();  in unmarshal()
158                         let len = raw_packet.get_u8() as usize;  in unmarshal()
163                             payload: raw_packet.copy_to_bytes(len),  in unmarshal()
175                         payload: raw_packet.copy_to_bytes(extension_length),  in unmarshal()