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fixed playing H264: added streaming AVC sequence header to late clients

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This commit is contained in:
Roman Arutyunyan 2012-06-07 15:49:10 +04:00
parent 09eee918b9
commit 63e19f8d67
4 changed files with 697 additions and 7 deletions
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18
ngx_rtmp_codecs.c
View file

@ -10,27 +10,31 @@ const char * audio_codecs[] = {
"",
"ADPCM",
"MP3",
"",
"",
"LinearLE",
"Nellymoser16",
"Nellymoser8",
"Nellymoser",
"G711A",
"G711U",
"",
"",
"",
"HE-ACC",
"AAC",
"Speex",
"",
"",
"MP3-8K",
"DeviceSpecific",
"Uncompressed"
};
const char * video_codecs[] = {
"",
"",
"Jpeg",
"Sorenson-H263",
"ScreenVideo",
"On2-VP6",
"On2-VP6-Alpha",
"",
"ScreenVideo2",
"H264",
};

35
ngx_rtmp_live_module.c
View file

@ -225,7 +225,9 @@ ngx_rtmp_live_delete_stream(ngx_rtmp_session_t *s, ngx_rtmp_delete_stream_t *v)
ngx_rtmp_live_ctx_t *ctx, **cctx;
ngx_rtmp_live_stream_t **stream;
ngx_rtmp_live_app_conf_t *lacf;
ngx_rtmp_core_srv_conf_t *cscf;
cscf = ngx_rtmp_get_module_srv_conf(s, ngx_rtmp_core_module);
lacf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_live_module);
if (lacf == NULL) {
goto next;
@ -266,6 +268,10 @@ ngx_rtmp_live_delete_stream(ngx_rtmp_session_t *s, ngx_rtmp_delete_stream_t *v)
ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"live: delete empty stream '%s'", ctx->stream->name);
if (ctx->stream->avc_header) {
ngx_rtmp_free_shared_chain(cscf, ctx->stream->avc_header);
}
stream = ngx_rtmp_live_get_stream(s, ctx->stream->name, 0);
if (stream == NULL) {
return NGX_ERROR;
@ -293,6 +299,7 @@ ngx_rtmp_live_av(ngx_rtmp_session_t *s, ngx_rtmp_header_t *h,
ngx_rtmp_header_t ch, lh;
ngx_uint_t prio, peer_prio;
ngx_uint_t peers, dropped_peers;
uint8_t flv_fmt;
lacf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_live_module);
if (lacf == NULL) {
@ -351,6 +358,28 @@ ngx_rtmp_live_av(ngx_rtmp_session_t *s, ngx_rtmp_header_t *h,
peers = 0;
dropped_peers = 0;
/* parse meta */
if (in->buf->last - in->buf->pos >= 1) {
flv_fmt = *in->buf->pos;
if (h->type == NGX_RTMP_MSG_AUDIO) {
ctx->stream->meta.audio_codec_id = (flv_fmt & 0xf0) >> 4;
} else {
ctx->stream->meta.video_codec_id = (flv_fmt & 0x0f);
if (ctx->stream->meta.video_codec_id == 7
&& in->buf->last - in->buf->pos >= 2
&& in->buf->pos[1] == 0)
{
/* AVC/H264 sequence header;
* save it for future */
if (ctx->stream->avc_header) {
ngx_rtmp_free_shared_chain(cscf, ctx->stream->avc_header);
}
ctx->stream->avc_header = out;
ngx_rtmp_acquire_shared_chain(out);
}
}
}
/* broadcast to all subscribers */
for (pctx = ctx->stream->ctx; pctx; pctx = pctx->next) {
if (pctx == ctx) {
@ -371,6 +400,12 @@ ngx_rtmp_live_av(ngx_rtmp_session_t *s, ngx_rtmp_header_t *h,
pctx->msg_mask |= (1 << h->type);
ngx_rtmp_send_message(ss, out_abs, prio);
ngx_rtmp_free_shared_chain(cscf, out_abs);
/* send AVC/H264 header */
if (ctx->stream->avc_header) {
/*TODO: make it absolute & send instead of ythe above frame */
ngx_rtmp_send_message(ss, ctx->stream->avc_header, prio);
}
continue;
}

650
ngx_rtmp_live_module.c.orig Normal file
View file

@ -0,0 +1,650 @@
/*
* Copyright (c) 2012 Roman Arutyunyan
*/
#include "ngx_rtmp_live_module.h"
#include "ngx_rtmp_cmd_module.h"
#include "ngx_rtmp_codecs.h"
static ngx_rtmp_publish_pt next_publish;
static ngx_rtmp_play_pt next_play;
static ngx_rtmp_delete_stream_pt next_delete_stream;
/* Chunk stream ids for output */
#define NGX_RTMP_LIVE_CSID_AUDIO 6
#define NGX_RTMP_LIVE_CSID_VIDEO 7
#define NGX_RTMP_LIVE_MSID 1
static ngx_int_t ngx_rtmp_live_postconfiguration(ngx_conf_t *cf);
static void * ngx_rtmp_live_create_app_conf(ngx_conf_t *cf);
static char * ngx_rtmp_live_merge_app_conf(ngx_conf_t *cf,
void *parent, void *child);
#define NGX_RTMP_LIVE_TIME_ABSOLUTE 0x01
#define NGX_RTMP_LIVE_TIME_RELATIVE 0x02
static ngx_command_t ngx_rtmp_live_commands[] = {
{ ngx_string("live"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
ngx_conf_set_flag_slot,
NGX_RTMP_APP_CONF_OFFSET,
offsetof(ngx_rtmp_live_app_conf_t, live),
NULL },
{ ngx_string("stream_buckets"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
ngx_conf_set_str_slot,
NGX_RTMP_APP_CONF_OFFSET,
offsetof(ngx_rtmp_live_app_conf_t, nbuckets),
NULL },
{ ngx_string("buffer"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
ngx_conf_set_msec_slot,
NGX_RTMP_APP_CONF_OFFSET,
offsetof(ngx_rtmp_live_app_conf_t, buflen),
NULL },
ngx_null_command
};
static ngx_rtmp_module_t ngx_rtmp_live_module_ctx = {
NULL, /* preconfiguration */
ngx_rtmp_live_postconfiguration, /* postconfiguration */
NULL, /* create main configuration */
NULL, /* init main configuration */
NULL, /* create server configuration */
NULL, /* merge server configuration */
ngx_rtmp_live_create_app_conf, /* create app configuration */
ngx_rtmp_live_merge_app_conf /* merge app configuration */
};
ngx_module_t ngx_rtmp_live_module = {
NGX_MODULE_V1,
&ngx_rtmp_live_module_ctx, /* module context */
ngx_rtmp_live_commands, /* module directives */
NGX_RTMP_MODULE, /* module type */
NULL, /* init master */
NULL, /* init module */
NULL, /* init process */
NULL, /* init thread */
NULL, /* exit thread */
NULL, /* exit process */
NULL, /* exit master */
NGX_MODULE_V1_PADDING
};
static void *
ngx_rtmp_live_create_app_conf(ngx_conf_t *cf)
{
ngx_rtmp_live_app_conf_t *lacf;
lacf = ngx_pcalloc(cf->pool, sizeof(ngx_rtmp_live_app_conf_t));
if (lacf == NULL) {
return NULL;
}
lacf->live = NGX_CONF_UNSET;
lacf->nbuckets = NGX_CONF_UNSET;
lacf->buflen = NGX_CONF_UNSET;
return lacf;
}
static char *
ngx_rtmp_live_merge_app_conf(ngx_conf_t *cf, void *parent, void *child)
{
ngx_rtmp_live_app_conf_t *prev = parent;
ngx_rtmp_live_app_conf_t *conf = child;
ngx_conf_merge_value(conf->live, prev->live, 0);
ngx_conf_merge_value(conf->nbuckets, prev->nbuckets, 1024);
ngx_conf_merge_msec_value(conf->buflen, prev->buflen, 0);
conf->pool = ngx_create_pool(4096, &cf->cycle->new_log);
if (conf->pool == NULL) {
return NGX_CONF_ERROR;
}
conf->streams = ngx_pcalloc(cf->pool,
sizeof(ngx_rtmp_live_stream_t *) * conf->nbuckets);
return NGX_CONF_OK;
}
static ngx_rtmp_live_stream_t **
ngx_rtmp_live_get_stream(ngx_rtmp_session_t *s, u_char *name, int create)
{
ngx_rtmp_live_app_conf_t *lacf;
ngx_rtmp_live_stream_t **stream;
size_t len;
lacf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_live_module);
if (lacf == NULL) {
return NULL;
}
len = ngx_strlen(name);
stream = &lacf->streams[ngx_hash_key(name, len) % lacf->nbuckets];
for (; *stream; stream = &(*stream)->next) {
if (ngx_strcmp(name, (*stream)->name) == 0) {
return stream;
}
}
if (!create) {
return NULL;
}
ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"live: create stream '%s'", name);
if (lacf->free_streams) {
*stream = lacf->free_streams;
lacf->free_streams = lacf->free_streams->next;
} else {
*stream = ngx_palloc(lacf->pool, sizeof(ngx_rtmp_live_stream_t));
}
ngx_memzero(*stream, sizeof(ngx_rtmp_live_stream_t));
ngx_memcpy((*stream)->name, name,
ngx_min(sizeof((*stream)->name) - 1, len));
(*stream)->epoch = ngx_current_msec;
return stream;
}
static void
ngx_rtmp_live_join(ngx_rtmp_session_t *s, u_char *name,
ngx_uint_t flags)
{
ngx_rtmp_live_ctx_t *ctx;
ngx_rtmp_live_stream_t **stream;
ngx_rtmp_live_app_conf_t *lacf;
lacf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_live_module);
if (lacf == NULL) {
return;
}
ctx = ngx_rtmp_get_module_ctx(s, ngx_rtmp_live_module);
if (ctx == NULL) {
ctx = ngx_pcalloc(s->connection->pool, sizeof(ngx_rtmp_live_ctx_t));
ctx->session = s;
ngx_rtmp_set_ctx(s, ctx, ngx_rtmp_live_module);
}
if (ctx->stream) {
ngx_log_debug0(NGX_LOG_DEBUG_RTMP, s->connection->log,
0, "live: already joined");
return;
}
ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"live: join '%s'", name);
stream = ngx_rtmp_live_get_stream(s, name, 1);
if (stream == NULL) {
return;
}
if (flags & NGX_RTMP_LIVE_PUBLISHING) {
if ((*stream)->flags & NGX_RTMP_LIVE_PUBLISHING) {
ngx_log_error(NGX_LOG_ERR, s->connection->log, 0,
"live: already publishing");
return;
}
(*stream)->flags |= NGX_RTMP_LIVE_PUBLISHING;
}
ctx->stream = *stream;
ctx->flags = flags;
ctx->next = (*stream)->ctx;
(*stream)->ctx = ctx;
if (lacf->buflen) {
s->out_buffer = 1;
}
}
static ngx_int_t
ngx_rtmp_live_delete_stream(ngx_rtmp_session_t *s, ngx_rtmp_delete_stream_t *v)
{
ngx_rtmp_live_ctx_t *ctx, **cctx;
ngx_rtmp_live_stream_t **stream;
ngx_rtmp_live_app_conf_t *lacf;
lacf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_live_module);
if (lacf == NULL) {
goto next;
}
ctx = ngx_rtmp_get_module_ctx(s, ngx_rtmp_live_module);
if (ctx == NULL) {
goto next;
}
if (ctx->stream == NULL) {
ngx_log_debug0(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"live: not joined ");
goto next;
}
ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"live: leave '%s'", ctx->stream->name);
if (ctx->stream->flags & NGX_RTMP_LIVE_PUBLISHING
&& ctx->flags & NGX_RTMP_LIVE_PUBLISHING)
{
ctx->stream->flags &= ~NGX_RTMP_LIVE_PUBLISHING;
}
for (cctx = &ctx->stream->ctx; *cctx; cctx = &(*cctx)->next) {
if (*cctx == ctx) {
*cctx = ctx->next;
break;
}
}
if (ctx->stream->ctx) {
ctx->stream = NULL;
goto next;
}
ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"live: delete empty stream '%s'", ctx->stream->name);
stream = ngx_rtmp_live_get_stream(s, ctx->stream->name, 0);
if (stream == NULL) {
return NGX_ERROR;
}
*stream = (*stream)->next;
ctx->stream->next = lacf->free_streams;
lacf->free_streams = ctx->stream;
ctx->stream = NULL;
next:
return next_delete_stream(s, v);
}
static ngx_int_t
ngx_rtmp_live_av(ngx_rtmp_session_t *s, ngx_rtmp_header_t *h,
ngx_chain_t *in)
{
ngx_rtmp_live_ctx_t *ctx, *pctx;
ngx_chain_t *out, *out_abs;
ngx_rtmp_core_srv_conf_t *cscf;
ngx_rtmp_live_app_conf_t *lacf;
ngx_rtmp_session_t *ss;
ngx_rtmp_header_t ch, lh;
ngx_uint_t prio, peer_prio;
ngx_uint_t peers, dropped_peers;
lacf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_live_module);
if (lacf == NULL) {
ngx_log_debug0(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"live: NULL application");
return NGX_ERROR;
}
ctx = ngx_rtmp_get_module_ctx(s, ngx_rtmp_live_module);
if (!lacf->live
|| in == NULL || in->buf == NULL
|| ctx == NULL || ctx->stream == NULL
|| (h->type != NGX_RTMP_MSG_VIDEO
&& h->type != NGX_RTMP_MSG_AUDIO))
{
return NGX_OK;
}
if ((ctx->flags & NGX_RTMP_LIVE_PUBLISHING) == 0) {
ngx_log_debug0(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"live: received audio/video from non-publisher");
return NGX_OK;
}
ngx_log_debug2(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"live: av: %s timestamp=%uD",
h->type == NGX_RTMP_MSG_VIDEO ? "video" : "audio",
h->timestamp);
cscf = ngx_rtmp_get_module_srv_conf(s, ngx_rtmp_core_module);
/* prepare output header */
ngx_memzero(&ch, sizeof(ch));
ngx_memzero(&lh, sizeof(lh));
ch.timestamp = h->timestamp;
ch.msid = NGX_RTMP_LIVE_MSID;
ch.type = h->type;
lh.msid = ch.msid;
if (h->type == NGX_RTMP_MSG_VIDEO) {
prio = ngx_rtmp_get_video_frame_type(in);
ch.csid = NGX_RTMP_LIVE_CSID_VIDEO;
lh.timestamp = ctx->last_video;
ctx->last_video = ch.timestamp;
} else {
/* audio priority is the same as video key frame's */
prio = NGX_RTMP_VIDEO_KEY_FRAME;
ch.csid = NGX_RTMP_LIVE_CSID_AUDIO;
lh.timestamp = ctx->last_audio;
ctx->last_audio = ch.timestamp;
}
lh.csid = ch.csid;
out = ngx_rtmp_append_shared_bufs(cscf, NULL, in);
ngx_rtmp_prepare_message(s, &ch, &lh, out);
peers = 0;
dropped_peers = 0;
/* broadcast to all subscribers */
for (pctx = ctx->stream->ctx; pctx; pctx = pctx->next) {
if (pctx == ctx) {
continue;
}
++peers;
ss = pctx->session;
/* send absolute frame */
if ((pctx->msg_mask & (1 << h->type)) == 0) {
ch.timestamp = ngx_current_msec - ss->epoch;
ngx_log_debug2(NGX_LOG_DEBUG_RTMP, ss->connection->log, 0,
"live: av: abs %s timestamp=%uD",
h->type == NGX_RTMP_MSG_VIDEO ? "video" : "audio",
ch.timestamp);
out_abs = ngx_rtmp_append_shared_bufs(cscf, NULL, in);
ngx_rtmp_prepare_message(s, &ch, NULL, out_abs);
pctx->msg_mask |= (1 << h->type);
ngx_rtmp_send_message(ss, out_abs, prio);
ngx_rtmp_free_shared_chain(cscf, out_abs);
continue;
}
/* push buffered data */
peer_prio = prio;
/*
if (lacf->buflen && h->timestamp >= pctx->next_push) {
peer_prio = 0;
pctx->next_push = h->timestamp + lacf->buflen;
}*/
if (ngx_rtmp_send_message(ss, out, peer_prio) != NGX_OK) {
++pctx->dropped;
++dropped_peers;
}
}
ngx_rtmp_free_shared_chain(cscf, out);
ngx_rtmp_update_bandwidth(&ctx->stream->bw_in, h->mlen);
ngx_rtmp_update_bandwidth(&ctx->stream->bw_out,
h->mlen * (peers - dropped_peers));
return NGX_OK;
}
static ngx_int_t
ngx_rtmp_live_publish(ngx_rtmp_session_t *s, ngx_rtmp_publish_t *v)
{
ngx_rtmp_live_app_conf_t *lacf;
lacf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_live_module);
if (lacf == NULL || !lacf->live) {
goto next;
}
ngx_log_debug2(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"live: publish: name='%s' type='%s'",
v->name, v->type);
/* join stream as publisher */
ngx_rtmp_live_join(s, v->name, NGX_RTMP_LIVE_PUBLISHING);
next:
return next_publish(s, v);
}
static ngx_int_t
ngx_rtmp_live_play(ngx_rtmp_session_t *s, ngx_rtmp_play_t *v)
{
ngx_rtmp_live_app_conf_t *lacf;
lacf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_live_module);
if (lacf == NULL || !lacf->live) {
goto next;
}
ngx_log_debug4(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"live: play: name='%s' start=%uD duration=%uD reset=%d",
v->name, (uint32_t)v->start,
(uint32_t)v->duration, (uint32_t)v->reset);
/* join stream as player */
ngx_rtmp_live_join(s, v->name, 0);
next:
return next_play(s, v);
}
static ngx_int_t
ngx_rtmp_live_ext_meta_data(ngx_rtmp_session_t *s, ngx_rtmp_header_t *h,
ngx_chain_t *in, ngx_uint_t skip)
{
ngx_rtmp_live_app_conf_t *lacf;
ngx_rtmp_live_ctx_t *ctx;
ngx_rtmp_live_meta_t *meta;
static struct {
double width;
double height;
double duration;
double frame_rate;
double video_data_rate;
double video_codec_id_n;
u_char video_codec_id_s[32];
double audio_data_rate;
double audio_codec_id_n;
u_char audio_codec_id_s[32];
} v;
static ngx_rtmp_amf_elt_t in_video_codec_id[] = {
{ NGX_RTMP_AMF_NUMBER,
ngx_null_string,
&v.video_codec_id_n, 0 },
{ NGX_RTMP_AMF_STRING,
ngx_null_string,
&v.video_codec_id_s, sizeof(v.video_codec_id_s) },
};
static ngx_rtmp_amf_elt_t in_audio_codec_id[] = {
{ NGX_RTMP_AMF_NUMBER,
ngx_null_string,
&v.audio_codec_id_n, 0 },
{ NGX_RTMP_AMF_STRING,
ngx_null_string,
&v.audio_codec_id_s, sizeof(v.audio_codec_id_s) },
};
static ngx_rtmp_amf_elt_t in_inf[] = {
{ NGX_RTMP_AMF_NUMBER,
ngx_string("width"),
&v.width, 0 },
{ NGX_RTMP_AMF_NUMBER,
ngx_string("height"),
&v.height, 0 },
{ NGX_RTMP_AMF_NUMBER,
ngx_string("duration"),
&v.duration, 0 },
{ NGX_RTMP_AMF_NUMBER,
ngx_string("framerate"),
&v.frame_rate, 0 },
{ NGX_RTMP_AMF_NUMBER,
ngx_string("videodatarate"),
&v.video_data_rate, 0 },
{ NGX_RTMP_AMF_VARIANT,
ngx_string("videocodecid"),
in_video_codec_id, sizeof(in_video_codec_id) },
{ NGX_RTMP_AMF_NUMBER,
ngx_string("audiodatarate"),
&v.audio_data_rate, 0 },
{ NGX_RTMP_AMF_VARIANT,
ngx_string("audiocodecid"),
in_audio_codec_id, sizeof(in_audio_codec_id) },
};
static ngx_rtmp_amf_elt_t in_elts[] = {
{ NGX_RTMP_AMF_STRING,
ngx_null_string,
NULL, 0 },
{ NGX_RTMP_AMF_OBJECT,
ngx_null_string,
in_inf, sizeof(in_inf) },
};
lacf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_live_module);
if (lacf == NULL || !lacf->live) {
return NGX_OK;
}
ngx_memzero(&v, sizeof(v));
/* use -1 as a sign of unchanged data;
* 0 is a valid value for uncompressed audio */
v.audio_codec_id_n = -1;
if (ngx_rtmp_receive_amf(s, in, in_elts + skip,
sizeof(in_elts) / sizeof(in_elts[0]) - skip))
{
ngx_log_error(NGX_LOG_ERR, s->connection->log, 0,
"live: error parsing data frame");
return NGX_OK;
}
ctx = ngx_rtmp_get_module_ctx(s, ngx_rtmp_live_module);
if (ctx == NULL) {
return NGX_OK;
}
if ((ctx->flags & NGX_RTMP_LIVE_PUBLISHING) == 0) {
ngx_log_error(NGX_LOG_ERR, s->connection->log, 0,
"live: received data stream from non-publisher");
return NGX_OK;
}
meta = &ctx->stream->meta;
meta->width = v.width;
meta->height = v.height;
meta->duration = v.duration;
meta->frame_rate = v.frame_rate;
meta->video_data_rate = v.video_data_rate;
meta->video_codec_id = v.video_codec_id_n;
meta->audio_data_rate = v.audio_data_rate;
meta->audio_codec_id = (v.audio_codec_id_n == -1
? 0 : v.audio_codec_id_n == 0
? NGX_RTMP_AUDIO_UNCOMPRESSED : v.audio_codec_id_n);
ngx_log_debug8(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"live: data frame: "
"width=%ui height=%ui duration=%ui frame_rate=%ui "
"video=%s (%ui) audio=%s (%ui)",
meta->width, meta->height, meta->duration, meta->frame_rate,
ngx_rtmp_get_video_codec_name(meta->video_codec_id),
meta->video_codec_id,
ngx_rtmp_get_audio_codec_name(meta->audio_codec_id),
meta->audio_codec_id);
return NGX_OK;
}
static ngx_int_t
ngx_rtmp_live_data_frame(ngx_rtmp_session_t *s, ngx_rtmp_header_t *h,
ngx_chain_t *in)
{
return ngx_rtmp_live_ext_meta_data(s, h, in, 0);
}
static ngx_int_t
ngx_rtmp_live_meta_data(ngx_rtmp_session_t *s, ngx_rtmp_header_t *h,
ngx_chain_t *in)
{
return ngx_rtmp_live_ext_meta_data(s, h, in, 1);
}
static ngx_int_t
ngx_rtmp_live_postconfiguration(ngx_conf_t *cf)
{
ngx_rtmp_core_main_conf_t *cmcf;
ngx_rtmp_handler_pt *h;
ngx_rtmp_amf_handler_t *ch;
cmcf = ngx_rtmp_conf_get_module_main_conf(cf, ngx_rtmp_core_module);
/* register metadata handler */
ch = ngx_array_push(&cmcf->amf);
if (ch == NULL) {
return NGX_ERROR;
}
ngx_str_set(&ch->name, "@setDataFrame");
ch->handler = ngx_rtmp_live_data_frame;
ch = ngx_array_push(&cmcf->amf);
if (ch == NULL) {
return NGX_ERROR;
}
ngx_str_set(&ch->name, "onMetaData");
ch->handler = ngx_rtmp_live_meta_data;
/* register raw event handlers */
h = ngx_array_push(&cmcf->events[NGX_RTMP_MSG_AUDIO]);
*h = ngx_rtmp_live_av;
h = ngx_array_push(&cmcf->events[NGX_RTMP_MSG_VIDEO]);
*h = ngx_rtmp_live_av;
/* chain handlers */
next_publish = ngx_rtmp_publish;
ngx_rtmp_publish = ngx_rtmp_live_publish;
next_play = ngx_rtmp_play;
ngx_rtmp_play = ngx_rtmp_live_play;
next_delete_stream = ngx_rtmp_delete_stream;
ngx_rtmp_delete_stream = ngx_rtmp_live_delete_stream;
return NGX_OK;
}

1
ngx_rtmp_live_module.h
View file

@ -54,6 +54,7 @@ struct ngx_rtmp_live_stream_s {
ngx_rtmp_bandwidth_t bw_out;
ngx_rtmp_live_meta_t meta;
ngx_msec_t epoch;
ngx_chain_t *avc_header;
};