yading@11: /*
yading@11:  * RTP muxer definitions
yading@11:  * Copyright (c) 2002 Fabrice Bellard
yading@11:  *
yading@11:  * This file is part of FFmpeg.
yading@11:  *
yading@11:  * FFmpeg is free software; you can redistribute it and/or
yading@11:  * modify it under the terms of the GNU Lesser General Public
yading@11:  * License as published by the Free Software Foundation; either
yading@11:  * version 2.1 of the License, or (at your option) any later version.
yading@11:  *
yading@11:  * FFmpeg is distributed in the hope that it will be useful,
yading@11:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
yading@11:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
yading@11:  * Lesser General Public License for more details.
yading@11:  *
yading@11:  * You should have received a copy of the GNU Lesser General Public
yading@11:  * License along with FFmpeg; if not, write to the Free Software
yading@11:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
yading@11:  */
yading@11: #ifndef AVFORMAT_RTPENC_H
yading@11: #define AVFORMAT_RTPENC_H
yading@11: 
yading@11: #include "avformat.h"
yading@11: #include "rtp.h"
yading@11: 
yading@11: struct RTPMuxContext {
yading@11:     const AVClass *av_class;
yading@11:     AVFormatContext *ic;
yading@11:     AVStream *st;
yading@11:     int payload_type;
yading@11:     uint32_t ssrc;
yading@11:     const char *cname;
yading@11:     int seq;
yading@11:     uint32_t timestamp;
yading@11:     uint32_t base_timestamp;
yading@11:     uint32_t cur_timestamp;
yading@11:     int max_payload_size;
yading@11:     int num_frames;
yading@11: 
yading@11:     /* rtcp sender statistics receive */
yading@11:     int64_t last_rtcp_ntp_time;
yading@11:     int64_t first_rtcp_ntp_time;
yading@11: 
yading@11:     /* rtcp sender statistics */
yading@11:     unsigned int packet_count;
yading@11:     unsigned int octet_count;
yading@11:     unsigned int last_octet_count;
yading@11:     int first_packet;
yading@11:     /* buffer for output */
yading@11:     uint8_t *buf;
yading@11:     uint8_t *buf_ptr;
yading@11: 
yading@11:     int max_frames_per_packet;
yading@11: 
yading@11:     /**
yading@11:      * Number of bytes used for H.264 NAL length, if the MP4 syntax is used
yading@11:      * (1, 2 or 4)
yading@11:      */
yading@11:     int nal_length_size;
yading@11: 
yading@11:     int flags;
yading@11: 
yading@11:     unsigned int frame_count;
yading@11: };
yading@11: 
yading@11: typedef struct RTPMuxContext RTPMuxContext;
yading@11: 
yading@11: #define FF_RTP_FLAG_MP4A_LATM 1
yading@11: #define FF_RTP_FLAG_RFC2190   2
yading@11: #define FF_RTP_FLAG_SKIP_RTCP 4
yading@11: #define FF_RTP_FLAG_H264_MODE0 8
yading@11: 
yading@11: #define FF_RTP_FLAG_OPTS(ctx, fieldname) \
yading@11:     { "rtpflags", "RTP muxer flags", offsetof(ctx, fieldname), AV_OPT_TYPE_FLAGS, {.i64 = 0}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "rtpflags" }, \
yading@11:     { "latm", "Use MP4A-LATM packetization instead of MPEG4-GENERIC for AAC", 0, AV_OPT_TYPE_CONST, {.i64 = FF_RTP_FLAG_MP4A_LATM}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "rtpflags" }, \
yading@11:     { "rfc2190", "Use RFC 2190 packetization instead of RFC 4629 for H.263", 0, AV_OPT_TYPE_CONST, {.i64 = FF_RTP_FLAG_RFC2190}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "rtpflags" }, \
yading@11:     { "skip_rtcp", "Don't send RTCP sender reports", 0, AV_OPT_TYPE_CONST, {.i64 = FF_RTP_FLAG_SKIP_RTCP}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "rtpflags" }, \
yading@11:     { "h264_mode0", "Use mode 0 for H264 in RTP", 0, AV_OPT_TYPE_CONST, {.i64 = FF_RTP_FLAG_H264_MODE0}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "rtpflags" } \
yading@11: 
yading@11: void ff_rtp_send_data(AVFormatContext *s1, const uint8_t *buf1, int len, int m);
yading@11: 
yading@11: void ff_rtp_send_h264(AVFormatContext *s1, const uint8_t *buf1, int size);
yading@11: void ff_rtp_send_h263(AVFormatContext *s1, const uint8_t *buf1, int size);
yading@11: void ff_rtp_send_h263_rfc2190(AVFormatContext *s1, const uint8_t *buf1, int size,
yading@11:                               const uint8_t *mb_info, int mb_info_size);
yading@11: void ff_rtp_send_aac(AVFormatContext *s1, const uint8_t *buff, int size);
yading@11: void ff_rtp_send_latm(AVFormatContext *s1, const uint8_t *buff, int size);
yading@11: void ff_rtp_send_amr(AVFormatContext *s1, const uint8_t *buff, int size);
yading@11: void ff_rtp_send_mpegvideo(AVFormatContext *s1, const uint8_t *buf1, int size);
yading@11: void ff_rtp_send_xiph(AVFormatContext *s1, const uint8_t *buff, int size);
yading@11: void ff_rtp_send_vp8(AVFormatContext *s1, const uint8_t *buff, int size);
yading@11: void ff_rtp_send_jpeg(AVFormatContext *s1, const uint8_t *buff, int size);
yading@11: 
yading@11: const uint8_t *ff_h263_find_resync_marker_reverse(const uint8_t *av_restrict start,
yading@11:                                                   const uint8_t *av_restrict end);
yading@11: 
yading@11: #endif /* AVFORMAT_RTPENC_H */