/*
* RTSP definitions
- * Copyright (c) 2002 Fabrice Bellard.
+ * Copyright (c) 2002 Fabrice Bellard
*
* This file is part of FFmpeg.
*
#include <stdint.h>
#include "avformat.h"
#include "rtspcodes.h"
+#include "rtpdec.h"
+#include "network.h"
-enum RTSPProtocol {
- RTSP_PROTOCOL_RTP_UDP = 0,
- RTSP_PROTOCOL_RTP_TCP = 1,
- RTSP_PROTOCOL_RTP_UDP_MULTICAST = 2,
+enum RTSPLowerTransport {
+ RTSP_LOWER_TRANSPORT_UDP = 0,
+ RTSP_LOWER_TRANSPORT_TCP = 1,
+ RTSP_LOWER_TRANSPORT_UDP_MULTICAST = 2,
+ /**
+ * This is not part of public API and shouldn't be used outside of ffmpeg.
+ */
+ RTSP_LOWER_TRANSPORT_LAST
+};
+
+enum RTSPTransport {
+ RTSP_TRANSPORT_RTP,
+ RTSP_TRANSPORT_RDT,
+ RTSP_TRANSPORT_LAST
};
#define RTSP_DEFAULT_PORT 554
int server_port_min, server_port_max; /**< RTP ports */
int ttl; /**< ttl value */
uint32_t destination; /**< destination IP address */
- enum RTSPProtocol protocol;
+ enum RTSPTransport transport;
+ enum RTSPLowerTransport lower_transport;
} RTSPTransportField;
typedef struct RTSPHeader {
RTSPTransportField transports[RTSP_MAX_TRANSPORTS];
int seq; /**< sequence number */
char session_id[512];
+ char real_challenge[64]; /**< the RealChallenge1 field from the server */
+ char server[64];
} RTSPHeader;
-/** the callback can be used to extend the connection setup/teardown step */
-enum RTSPCallbackAction {
- RTSP_ACTION_SERVER_SETUP,
- RTSP_ACTION_SERVER_TEARDOWN,
- RTSP_ACTION_CLIENT_SETUP,
- RTSP_ACTION_CLIENT_TEARDOWN,
+enum RTSPClientState {
+ RTSP_STATE_IDLE,
+ RTSP_STATE_PLAYING,
+ RTSP_STATE_PAUSED,
};
-typedef struct RTSPActionServerSetup {
- uint32_t ipaddr;
- char transport_option[512];
-} RTSPActionServerSetup;
+enum RTSPServerType {
+ RTSP_SERVER_RTP, /**< Standards-compliant RTP-server */
+ RTSP_SERVER_REAL, /**< Realmedia-style server */
+ RTSP_SERVER_WMS, /**< Windows Media server */
+ RTSP_SERVER_LAST
+};
+
+typedef struct RTSPState {
+ URLContext *rtsp_hd; /* RTSP TCP connexion handle */
+ int nb_rtsp_streams;
+ struct RTSPStream **rtsp_streams;
+
+ enum RTSPClientState state;
+ int64_t seek_timestamp;
+
+ /* XXX: currently we use unbuffered input */
+ // ByteIOContext rtsp_gb;
+ int seq; /* RTSP command sequence number */
+ char session_id[512];
+ enum RTSPTransport transport;
+ enum RTSPLowerTransport lower_transport;
+ enum RTSPServerType server_type;
+ char last_reply[2048]; /* XXX: allocate ? */
+ void *cur_transport_priv;
+ int need_subscription;
+ enum AVDiscard real_setup_cache[MAX_STREAMS];
+ char last_subscription[1024];
+} RTSPState;
+
+typedef struct RTSPStream {
+ URLContext *rtp_handle; /* RTP stream handle */
+ void *transport_priv; /* RTP/RDT parse context */
+
+ int stream_index; /* corresponding stream index, if any. -1 if none (MPEG2TS case) */
+ int interleaved_min, interleaved_max; /* interleave ids, if TCP transport */
+ char control_url[1024]; /* url for this stream (from SDP) */
+
+ int sdp_port; /* port (from SDP content - not used in RTSP) */
+ struct in_addr sdp_ip; /* IP address (from SDP content - not used in RTSP) */
+ int sdp_ttl; /* IP TTL (from SDP content - not used in RTSP) */
+ int sdp_payload_type; /* payload type - only used in SDP */
+ RTPPayloadData rtp_payload_data; /* rtp payload parsing infos from SDP */
-typedef int FFRTSPCallback(enum RTSPCallbackAction action,
- const char *session_id,
- char *buf, int buf_size,
- void *arg);
+ RTPDynamicProtocolHandler *dynamic_handler; ///< Only valid if it's a dynamic protocol. (This is the handler structure)
+ PayloadContext *dynamic_protocol_context; ///< Only valid if it's a dynamic protocol. (This is any private data associated with the dynamic protocol)
+} RTSPStream;
int rtsp_init(void);
void rtsp_parse_line(RTSPHeader *reply, const char *buf);
+#if LIBAVFORMAT_VERSION_INT < (53 << 16)
extern int rtsp_default_protocols;
+#endif
extern int rtsp_rtp_port_min;
extern int rtsp_rtp_port_max;