*/
enum RTSPClientState {
RTSP_STATE_IDLE, /**< not initialized */
- RTSP_STATE_PLAYING, /**< initialized and receiving data */
+ RTSP_STATE_STREAMING, /**< initialized and sending/receiving data */
RTSP_STATE_PAUSED, /**< initialized, but not receiving data */
RTSP_STATE_SEEKING, /**< initialized, requesting a seek */
};
* data packet in the bytecontext for each incoming RTSP packet. */
uint64_t asf_pb_pos;
//@}
+
+ /** some MS RTSP streams contain a URL in the SDP that we need to use
+ * for all subsequent RTSP requests, rather than the input URI; in
+ * other cases, this is a copy of AVFormatContext->filename. */
+ char control_uri[1024];
+
+ /** The synchronized start time of the output streams. */
+ int64_t start_time;
} RTSPState;
/**
*/
typedef struct RTSPStream {
URLContext *rtp_handle; /**< RTP stream handle (if UDP) */
- void *transport_priv; /**< RTP/RDT parse context */
+ void *transport_priv; /**< RTP/RDT parse context if input, RTP AVFormatContext if output */
/** corresponding stream index, if any. -1 if none (MPEG2TS case) */
int stream_index;
//@}
} RTSPStream;
-int rtsp_init(void);
-void rtsp_parse_line(RTSPMessageHeader *reply, const char *buf);
+void ff_rtsp_parse_line(RTSPMessageHeader *reply, const char *buf);
#if LIBAVFORMAT_VERSION_INT < (53 << 16)
extern int rtsp_default_protocols;
extern int rtsp_rtp_port_min;
extern int rtsp_rtp_port_max;
-int rtsp_pause(AVFormatContext *s);
-int rtsp_resume(AVFormatContext *s);
+/**
+ * Send a command to the RTSP server without waiting for the reply.
+ *
+ * @param s RTSP (de)muxer context
+ * @param cmd the full first line of the request
+ * @param send_content if non-null, the data to send as request body content
+ * @param send_content_length the length of the send_content data, or 0 if
+ * send_content is null
+ */
+void ff_rtsp_send_cmd_with_content_async(AVFormatContext *s,
+ const char *cmd,
+ const unsigned char *send_content,
+ int send_content_length);
+/**
+ * Send a command to the RTSP server without waiting for the reply.
+ *
+ * @see rtsp_send_cmd_with_content_async
+ */
+void ff_rtsp_send_cmd_async(AVFormatContext *s, const char *cmd);
+
+/**
+ * Send a command to the RTSP server and wait for the reply.
+ *
+ * @param s RTSP (de)muxer context
+ * @param cmd the full first line of the request
+ * @param reply pointer where the RTSP message header will be stored
+ * @param content_ptr pointer where the RTSP message body, if any, will
+ * be stored (length is in reply)
+ * @param send_content if non-null, the data to send as request body content
+ * @param send_content_length the length of the send_content data, or 0 if
+ * send_content is null
+ */
+void ff_rtsp_send_cmd_with_content(AVFormatContext *s,
+ const char *cmd,
+ RTSPMessageHeader *reply,
+ unsigned char **content_ptr,
+ const unsigned char *send_content,
+ int send_content_length);
+
+/**
+ * Send a command to the RTSP server and wait for the reply.
+ *
+ * @see rtsp_send_cmd_with_content
+ */
+void ff_rtsp_send_cmd(AVFormatContext *s, const char *cmd,
+ RTSPMessageHeader *reply, unsigned char **content_ptr);
+
+/**
+ * Read a RTSP message from the server, or prepare to read data
+ * packets if we're reading data interleaved over the TCP/RTSP
+ * connection as well.
+ *
+ * @param s RTSP (de)muxer context
+ * @param reply pointer where the RTSP message header will be stored
+ * @param content_ptr pointer where the RTSP message body, if any, will
+ * be stored (length is in reply)
+ * @param return_on_interleaved_data whether the function may return if we
+ * encounter a data marker ('$'), which precedes data
+ * packets over interleaved TCP/RTSP connections. If this
+ * is set, this function will return 1 after encountering
+ * a '$'. If it is not set, the function will skip any
+ * data packets (if they are encountered), until a reply
+ * has been fully parsed. If no more data is available
+ * without parsing a reply, it will return an error.
+ *
+ * @returns 1 if a data packets is ready to be received, -1 on error,
+ * and 0 on success.
+ */
+int ff_rtsp_read_reply(AVFormatContext *s, RTSPMessageHeader *reply,
+ unsigned char **content_ptr,
+ int return_on_interleaved_data);
+
+/**
+ * Connect to the RTSP server and set up the individual media streams.
+ * This can be used for both muxers and demuxers.
+ *
+ * @param s RTSP (de)muxer context
+ *
+ * @returns 0 on success, < 0 on error. Cleans up all allocations done
+ * within the function on error.
+ */
+int ff_rtsp_connect(AVFormatContext *s);
+
+/**
+ * Close and free all streams within the RTSP (de)muxer
+ *
+ * @param s RTSP (de)muxer context
+ */
+void ff_rtsp_close_streams(AVFormatContext *s);
#endif /* AVFORMAT_RTSP_H */