* RTP definitions
* Copyright (c) 2006 Ryan Martell <rdm4@martellventures.com>
*
- * This library is free software; you can redistribute it and/or
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
+ * version 2.1 of the License, or (at your option) any later version.
*
- * This library is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
// this is a bit of a misnomer, because rtp & rtsp internal structures and prototypes are in here.
-#ifndef RTP_INTERNAL_H
-#define RTP_INTERNAL_H
+#ifndef FFMPEG_RTP_INTERNAL_H
+#define FFMPEG_RTP_INTERNAL_H
+
+#include <stdint.h>
+#include "libavcodec/avcodec.h"
+#include "rtp.h"
+
+// these statistics are used for rtcp receiver reports...
+typedef struct {
+ uint16_t max_seq; ///< highest sequence number seen
+ uint32_t cycles; ///< shifted count of sequence number cycles
+ uint32_t base_seq; ///< base sequence number
+ uint32_t bad_seq; ///< last bad sequence number + 1
+ int probation; ///< sequence packets till source is valid
+ int received; ///< packets received
+ int expected_prior; ///< packets expected in last interval
+ int received_prior; ///< packets received in last interval
+ uint32_t transit; ///< relative transit time for previous packet
+ uint32_t jitter; ///< estimated jitter.
+} RTPStatistics;
+/**
+ * Packet parsing for "private" payloads in the RTP specs.
+ *
+ * @param s stream context
+ * @param pkt packet in which to write the parsed data
+ * @param timestamp pointer in which to write the timestamp of this RTP packet
+ * @param buf pointer to raw RTP packet data
+ * @param len length of buf
+ * @param flags flags from the RTP packet header (PKT_FLAG_*)
+ */
typedef int (*DynamicPayloadPacketHandlerProc) (struct RTPDemuxContext * s,
AVPacket * pkt,
- uint32_t timestamp,
+ uint32_t *timestamp,
const uint8_t * buf,
- int len);
+ int len, int flags);
typedef struct RTPDynamicProtocolHandler_s {
// fields from AVRtpDynamicPayloadType_s
struct MpegTSContext *ts; /* only used for MP2T payloads */
int read_buf_index;
int read_buf_size;
+ /* used to send back RTCP RR */
+ URLContext *rtp_ctx;
+ char hostname[256];
+
+ RTPStatistics statistics; ///< Statistics for this stream (used by RTCP receiver reports)
/* rtcp sender statistics receive */
int64_t last_rtcp_ntp_time; // TODO: move into statistics
/* dynamic payload stuff */
DynamicPayloadPacketHandlerProc parse_packet; ///< This is also copied from the dynamic protocol handler structure
void *dynamic_protocol_context; ///< This is a copy from the values setup from the sdp parsing, in rtsp.c don't free me.
+ int max_frames_per_packet;
};
extern RTPDynamicProtocolHandler *RTPFirstDynamicPayloadHandler;
-#endif /* RTP_INTERNAL_H */
+
+int rtsp_next_attr_and_value(const char **p, char *attr, int attr_size, char *value, int value_size); ///< from rtsp.c, but used by rtp dynamic protocol handlers.
+
+void ff_rtp_send_data(AVFormatContext *s1, const uint8_t *buf1, int len, int m);
+const char *ff_rtp_enc_name(int payload_type);
+enum CodecID ff_rtp_codec_id(const char *buf, enum CodecType codec_type);
+
+void av_register_rtp_dynamic_payload_handlers(void);
+
+#endif /* FFMPEG_RTP_INTERNAL_H */