rtpenc: Allow requesting H264 RTP packetization mode 0
[libav.git] / libavformat / rtpenc.h
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1/*
2 * RTP muxer definitions
3 * Copyright (c) 2002 Fabrice Bellard
4 *
2912e87a 5 * This file is part of Libav.
302879cb 6 *
2912e87a 7 * Libav is free software; you can redistribute it and/or
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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 *
2912e87a 12 * Libav is distributed in the hope that it will be useful,
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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
2912e87a 18 * License along with Libav; if not, write to the Free Software
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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
27struct RTPMuxContext {
08321228 28 const AVClass *av_class;
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29 AVFormatContext *ic;
30 AVStream *st;
31 int payload_type;
32 uint32_t ssrc;
33 uint16_t seq;
34 uint32_t timestamp;
35 uint32_t base_timestamp;
36 uint32_t cur_timestamp;
37 int max_payload_size;
38 int num_frames;
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)
48 int first_packet;
49 /* buffer for output */
d3536678 50 uint8_t *buf;
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51 uint8_t *buf_ptr;
52
53 int max_frames_per_packet;
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54
55 /**
56 * Number of bytes used for H.264 NAL length, if the MP4 syntax is used
57 * (1, 2 or 4)
58 */
59 int nal_length_size;
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60
61 int flags;
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62};
63
64typedef struct RTPMuxContext RTPMuxContext;
65
08321228 66#define FF_RTP_FLAG_MP4A_LATM 1
c4584f3c 67#define FF_RTP_FLAG_RFC2190 2
7337484e 68#define FF_RTP_FLAG_SKIP_RTCP 4
d77f4afa 69#define FF_RTP_FLAG_H264_MODE0 8
08321228 70
635fac9a 71#define FF_RTP_FLAG_OPTS(ctx, fieldname) \
145f741e 72 { "rtpflags", "RTP muxer flags", offsetof(ctx, fieldname), AV_OPT_TYPE_FLAGS, {.dbl = 0}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "rtpflags" }, \
c2ff63e3 73 { "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" }, \
c4584f3c 74 { "rfc2190", "Use RFC 2190 packetization instead of RFC 4629 for H.263", 0, AV_OPT_TYPE_CONST, {.dbl = FF_RTP_FLAG_RFC2190}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "rtpflags" }, \
7337484e 75 { "skip_rtcp", "Don't send RTCP sender reports", 0, AV_OPT_TYPE_CONST, {.dbl = FF_RTP_FLAG_SKIP_RTCP}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "rtpflags" }, \
d77f4afa 76 { "h264_mode0", "Use mode 0 for H264 in RTP", 0, AV_OPT_TYPE_CONST, {.dbl = FF_RTP_FLAG_H264_MODE0}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "rtpflags" }, \
635fac9a 77
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78void ff_rtp_send_data(AVFormatContext *s1, const uint8_t *buf1, int len, int m);
79
80void ff_rtp_send_h264(AVFormatContext *s1, const uint8_t *buf1, int size);
9edfaf3c 81void ff_rtp_send_h263(AVFormatContext *s1, const uint8_t *buf1, int size);
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82void ff_rtp_send_h263_rfc2190(AVFormatContext *s1, const uint8_t *buf1, int size,
83 const uint8_t *mb_info, int mb_info_size);
17a5894a 84void ff_rtp_send_aac(AVFormatContext *s1, const uint8_t *buff, int size);
08321228 85void ff_rtp_send_latm(AVFormatContext *s1, const uint8_t *buff, int size);
08e696c0 86void ff_rtp_send_amr(AVFormatContext *s1, const uint8_t *buff, int size);
17a5894a 87void ff_rtp_send_mpegvideo(AVFormatContext *s1, const uint8_t *buf1, int size);
91af5601 88void ff_rtp_send_xiph(AVFormatContext *s1, const uint8_t *buff, int size);
7b18d94c 89void ff_rtp_send_vp8(AVFormatContext *s1, const uint8_t *buff, int size);
302879cb 90
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91const uint8_t *ff_h263_find_resync_marker_reverse(const uint8_t *restrict start,
92 const uint8_t *restrict end);
93
302879cb 94#endif /* AVFORMAT_RTPENC_H */