| /* |
| * RTP muxer definitions |
| * Copyright (c) 2002 Fabrice Bellard |
| * |
| * 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 2.1 of the License, or (at your option) any later version. |
| * |
| * 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 FFmpeg; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| #ifndef AVFORMAT_RTPENC_H |
| #define AVFORMAT_RTPENC_H |
| |
| #include "avformat.h" |
| #include "rtp.h" |
| |
| struct RTPMuxContext { |
| const AVClass *av_class; |
| AVFormatContext *ic; |
| AVStream *st; |
| int payload_type; |
| uint32_t ssrc; |
| const char *cname; |
| int seq; |
| uint32_t timestamp; |
| uint32_t base_timestamp; |
| uint32_t cur_timestamp; |
| int max_payload_size; |
| int num_frames; |
| |
| /* rtcp sender statistics */ |
| int64_t last_rtcp_ntp_time; |
| int64_t first_rtcp_ntp_time; |
| unsigned int packet_count; |
| unsigned int octet_count; |
| unsigned int last_octet_count; |
| int first_packet; |
| /* buffer for output */ |
| uint8_t *buf; |
| uint8_t *buf_ptr; |
| |
| int max_frames_per_packet; |
| |
| /** |
| * Number of bytes used for H.264 NAL length, if the MP4 syntax is used |
| * (1, 2 or 4) |
| */ |
| int nal_length_size; |
| int buffered_nals; |
| |
| int flags; |
| |
| unsigned int frame_count; |
| }; |
| |
| typedef struct RTPMuxContext RTPMuxContext; |
| |
| #define FF_RTP_FLAG_MP4A_LATM 1 |
| #define FF_RTP_FLAG_RFC2190 2 |
| #define FF_RTP_FLAG_SKIP_RTCP 4 |
| #define FF_RTP_FLAG_H264_MODE0 8 |
| #define FF_RTP_FLAG_SEND_BYE 16 |
| |
| #define FF_RTP_FLAG_OPTS(ctx, fieldname) \ |
| { "rtpflags", "RTP muxer flags", offsetof(ctx, fieldname), AV_OPT_TYPE_FLAGS, {.i64 = 0}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "rtpflags" }, \ |
| { "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" }, \ |
| { "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" }, \ |
| { "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" }, \ |
| { "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" }, \ |
| { "send_bye", "Send RTCP BYE packets when finishing", 0, AV_OPT_TYPE_CONST, {.i64 = FF_RTP_FLAG_SEND_BYE}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "rtpflags" } \ |
| |
| void ff_rtp_send_data(AVFormatContext *s1, const uint8_t *buf1, int len, int m); |
| |
| void ff_rtp_send_h264_hevc(AVFormatContext *s1, const uint8_t *buf1, int size); |
| void ff_rtp_send_h261(AVFormatContext *s1, const uint8_t *buf1, int size); |
| void ff_rtp_send_h263(AVFormatContext *s1, const uint8_t *buf1, int size); |
| void ff_rtp_send_h263_rfc2190(AVFormatContext *s1, const uint8_t *buf1, int size, |
| const uint8_t *mb_info, int mb_info_size); |
| void ff_rtp_send_aac(AVFormatContext *s1, const uint8_t *buff, int size); |
| void ff_rtp_send_latm(AVFormatContext *s1, const uint8_t *buff, int size); |
| void ff_rtp_send_amr(AVFormatContext *s1, const uint8_t *buff, int size); |
| void ff_rtp_send_mpegvideo(AVFormatContext *s1, const uint8_t *buf1, int size); |
| void ff_rtp_send_xiph(AVFormatContext *s1, const uint8_t *buff, int size); |
| void ff_rtp_send_vp8(AVFormatContext *s1, const uint8_t *buff, int size); |
| void ff_rtp_send_jpeg(AVFormatContext *s1, const uint8_t *buff, int size); |
| |
| const uint8_t *ff_h263_find_resync_marker_reverse(const uint8_t *av_restrict start, |
| const uint8_t *av_restrict end); |
| |
| #endif /* AVFORMAT_RTPENC_H */ |