mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
98 lines
3.9 KiB
98 lines
3.9 KiB
/* |
|
* RTP muxer definitions |
|
* Copyright (c) 2002 Fabrice Bellard |
|
* |
|
* This file is part of Libav. |
|
* |
|
* Libav 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. |
|
* |
|
* Libav 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 Libav; 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 receive */ |
|
int64_t last_rtcp_ntp_time; |
|
int64_t first_rtcp_ntp_time; |
|
|
|
/* rtcp sender statistics */ |
|
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 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_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" } \ |
|
|
|
void ff_rtp_send_data(AVFormatContext *s1, const uint8_t *buf1, int len, int m); |
|
|
|
void ff_rtp_send_h264(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 *restrict start, |
|
const uint8_t *restrict end); |
|
|
|
#endif /* AVFORMAT_RTPENC_H */
|
|
|