rtpenc.h
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1 /*
2  * RTP muxer definitions
3  * Copyright (c) 2002 Fabrice Bellard
4  *
5  * This file is part of Libav.
6  *
7  * Libav is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * Libav is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with Libav; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 #ifndef AVFORMAT_RTPENC_H
22 #define AVFORMAT_RTPENC_H
23 
24 #include "avformat.h"
25 #include "rtp.h"
26 
27 struct RTPMuxContext {
28  const AVClass *av_class;
32  uint32_t ssrc;
33  uint16_t seq;
34  uint32_t timestamp;
35  uint32_t base_timestamp;
36  uint32_t cur_timestamp;
39 
40  /* rtcp sender statistics receive */
41  int64_t last_rtcp_ntp_time; // TODO: move into statistics
42  int64_t first_rtcp_ntp_time; // TODO: move into statistics
43 
44  /* rtcp sender statistics */
45  unsigned int packet_count; // TODO: move into statistics (outgoing)
46  unsigned int octet_count; // TODO: move into statistics (outgoing)
47  unsigned int last_octet_count; // TODO: move into statistics (outgoing)
49  /* buffer for output */
50  uint8_t *buf;
51  uint8_t *buf_ptr;
52 
54 
60 
61  int flags;
62 };
63 
65 
66 #define FF_RTP_FLAG_MP4A_LATM 1
67 
68 #define FF_RTP_FLAG_OPTS(ctx, fieldname) \
69  { "rtpflags", "RTP muxer flags", offsetof(ctx, fieldname), AV_OPT_TYPE_FLAGS, {.dbl = 0}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "rtpflags" }, \
70  { "latm", "Use MP4A-LATM packetization instead of MPEG4-GENERIC for AAC", 0, AV_OPT_TYPE_CONST, {.dbl = FF_RTP_FLAG_MP4A_LATM}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "rtpflags" } \
71 
72 void ff_rtp_send_data(AVFormatContext *s1, const uint8_t *buf1, int len, int m);
73 
74 void ff_rtp_send_h264(AVFormatContext *s1, const uint8_t *buf1, int size);
75 void ff_rtp_send_h263(AVFormatContext *s1, const uint8_t *buf1, int size);
76 void ff_rtp_send_aac(AVFormatContext *s1, const uint8_t *buff, int size);
77 void ff_rtp_send_latm(AVFormatContext *s1, const uint8_t *buff, int size);
78 void ff_rtp_send_amr(AVFormatContext *s1, const uint8_t *buff, int size);
79 void ff_rtp_send_mpegvideo(AVFormatContext *s1, const uint8_t *buf1, int size);
80 void ff_rtp_send_xiph(AVFormatContext *s1, const uint8_t *buff, int size);
81 void ff_rtp_send_vp8(AVFormatContext *s1, const uint8_t *buff, int size);
82 
83 #endif /* AVFORMAT_RTPENC_H */