5cb3d35dcc
* commit '1297f7b87f8a84930a23eca705765c7c353dfcd5': rtpenc: Fix some odd comments Merged-by: Michael Niedermayer <michaelni@gmx.at>
97 lines
3.8 KiB
C
97 lines
3.8 KiB
C
/*
|
|
* 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 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 *av_restrict start,
|
|
const uint8_t *av_restrict end);
|
|
|
|
#endif /* AVFORMAT_RTPENC_H */
|