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45 lines
1.5 KiB
C
45 lines
1.5 KiB
C
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#ifndef _SDP_H_
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#define _SDP_H_
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/* select one codec profile, here we choose AV PROFILE*/
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#include "avcodec.h"
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#define MAX_SDP_SIZE 512
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#define SDP_LINE_LEN 128
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struct sdp_session_level {
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int sdp_version; /**< protocol version (currently 0) */
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int id; /**< session ID */
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int version; /**< session version */
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int start_time; /**< session start time (NTP time, in seconds), or 0 in case of permanent session */
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int end_time; /**< session end time (NTP time, in seconds), or 0 if the session is not bounded */
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int ttl; /**< TTL, in case of multicast stream */
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const char *user; /**< username of the session's creator */
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const char *nettype; /**< type of network (initially "IN") */
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const char *src_addr; /**< IP address of the machine from which the session was created */
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const char *src_type; /**< address type of src_addr */
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const char *dst_addr; /**< destination IP address (can be multicast) */
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const char *dst_type; /**< destination IP address type */
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const char *name; /**< session name (can be an empty string) */
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};
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struct sdp_media_level {
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int media_type;
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int payload_type;
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int framerate;
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struct codec_info *codec;
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};
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struct sdp_info {
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struct sdp_session_level session;
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struct sdp_media_level media;
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void *extra;
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};
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int form_sdp_header(unsigned char *buffer, struct sdp_info *sdp, int size);
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int form_sdp_media(unsigned char *buffer, struct sdp_info *sdp, int size);
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#endif //_SDP_H_
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