gets the number of csrc contributing source identifiers included in the packet header . concode_field_sep ChannelBuffer buffer concode_elem_sep int LENGTH concode_field_sep byte getVersion concode_elem_sep byte getPayloadType concode_elem_sep void setSequence concode_elem_sep void setPadding concode_elem_sep boolean getExtension concode_elem_sep void setExtension concode_elem_sep ChannelBuffer getBuffer concode_elem_sep void setMarker concode_elem_sep void setVersion concode_elem_sep boolean getPadding concode_elem_sep boolean getMarker concode_elem_sep void setCsrcCount concode_elem_sep int getLength concode_elem_sep String toString concode_elem_sep int getSequence concode_elem_sep void setPayloadType
byte function ( ) { return ( byte ) ( buffer . getByte ( 0 ) & ( 0x0f ) ) ; }