.TH "MP4" "3" "Version 0.9" "Cisco Systems Inc." "MP4 File Format Library".SH "NAME".LP \fBMP4BinaryToBase16\fR \- Convert binary data to a base 16 string.SH "SYNTAX".LP #include <mp4.h>.LP char* \fBMP4BinaryToBase16\fR(.br 	const u_int8_t* \fIpData\fP,.br 	u_int32_t \fIdataSize\fP.br ).SH "ARGUMENTS".LP .TP \fIpData\fPSpecifies the pointer to the binary data..TP \fIdataSize\fPSpecifies the size in bytes of the binary data..SH "RETURN VALUES".LP Upon success, a null terminated string representing the data in base 16. Upon error, NULL..SH "DESCRIPTION".LP \fBMP4BinaryToBase16\fR converts binary data to a base 16 string. This encoding maps groups of 4 bits into the character set [0\-9a\-f]. The string is in malloc'd memory, so the caller is responsible for free'ing the memory..LP This utility is useful for generating the SDP descriptions for some RTP payloads..LP Example:	0x12, 0xAB \-> "12ab".SH "SEE ALSO".LP MP4(3)