Function ffmpeg_sys_next::av_xiphlacing

pub unsafe extern "C" fn av_xiphlacing(s: *mut c_uchar, v: c_uint) -> c_uint

Encode extradata length to a buffer. Used by xiph codecs.

@param s buffer to write to; must be at least (v/255+1) bytes long @param v size of extradata in bytes @return number of bytes written to the buffer.