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CURLOPT_INTERLEAVEDATA(3)  Library Functions Manual  CURLOPT_INTERLEAVEDATA(3)

NAME
       CURLOPT_INTERLEAVEDATA -	pointer	passed to RTSP interleave callback

SYNOPSIS
       #include	<curl/curl.h>

       CURLcode	curl_easy_setopt(CURL *handle, CURLOPT_INTERLEAVEDATA, void *pointer);

DESCRIPTION
       This  is	the userdata pointer that is passed to CURLOPT_INTERLEAVEFUNC-
       TION(3) when interleaved	RTP data is received. If the interleave	 func-
       tion callback is	not set, this pointer is not used anywhere.

DEFAULT
       NULL

PROTOCOLS
       This functionality affects rtsp only

EXAMPLE
       struct local {
	 void *custom;
       };
       static size_t rtp_write(void *ptr, size_t size, size_t nmemb, void *userp)
       {
	 struct	local *l = userp;
	 printf("my pointer: %p\n", l->custom);
	 /* take care of the packet in 'ptr', then return... */
	 return	size * nmemb;
       }

       int main(void)
       {
	 struct	local rtp_data;
	 CURL *curl = curl_easy_init();
	 if(curl) {
	   curl_easy_setopt(curl, CURLOPT_INTERLEAVEFUNCTION, rtp_write);
	   curl_easy_setopt(curl, CURLOPT_INTERLEAVEDATA, &rtp_data);

	   curl_easy_perform(curl);
	}
       }

AVAILABILITY
       Added in	curl 7.20.0

RETURN VALUE
       curl_easy_setopt(3) returns a CURLcode indicating success or error.

       CURLE_OK	(0) means everything was OK, non-zero means an error occurred,
       see libcurl-errors(3).

SEE ALSO
       CURLOPT_INTERLEAVEFUNCTION(3), CURLOPT_RTSP_REQUEST(3)

libcurl				  2025-06-03	     CURLOPT_INTERLEAVEDATA(3)

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