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added interleave directive

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This commit is contained in:
Roman Arutyunyan 2012-10-10 00:27:44 +04:00
parent 9b4725a01a
commit f23075c78d
2 changed files with 24 additions and 8 deletions
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31
ngx_rtmp_live_module.c
View file

@ -67,6 +67,13 @@ static ngx_command_t ngx_rtmp_live_commands[] = {
offsetof(ngx_rtmp_live_app_conf_t, atc),
NULL },
{ ngx_string("interleave"),
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, interleave),
NULL },
ngx_null_command
};
@ -115,6 +122,7 @@ ngx_rtmp_live_create_app_conf(ngx_conf_t *cf)
lacf->buflen = NGX_CONF_UNSET;
lacf->sync = NGX_CONF_UNSET;
lacf->atc = NGX_CONF_UNSET;
lacf->interleave = NGX_CONF_UNSET;
return lacf;
}
@ -132,6 +140,7 @@ ngx_rtmp_live_merge_app_conf(ngx_conf_t *cf, void *parent, void *child)
ngx_conf_merge_msec_value(conf->buflen, prev->buflen, 0);
ngx_conf_merge_msec_value(conf->sync, prev->sync, 0);
ngx_conf_merge_value(conf->atc, prev->atc, 0);
ngx_conf_merge_value(conf->interleave, prev->interleave, 0);
conf->pool = ngx_create_pool(4096, &cf->cycle->new_log);
if (conf->pool == NULL) {
@ -365,19 +374,25 @@ ngx_rtmp_live_av(ngx_rtmp_session_t *s, ngx_rtmp_header_t *h,
ch.msid = NGX_RTMP_LIVE_MSID;
ch.type = h->type;
lh.msid = ch.msid;
if (lacf->interleave || h->type == NGX_RTMP_MSG_VIDEO) {
last_offset = offsetof(ngx_rtmp_live_ctx_t, last_video);
} else {
last_offset = offsetof(ngx_rtmp_live_ctx_t, last_audio);
}
last = (uint32_t *)((u_char *)ctx + last_offset);
lh.timestamp = *last;
*last = ch.timestamp;
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;
last_offset = offsetof(ngx_rtmp_live_ctx_t, last_video);
} else {
prio = 0;
ch.csid = NGX_RTMP_LIVE_CSID_AUDIO;
lh.timestamp = ctx->last_audio;
ctx->last_audio = ch.timestamp;
last_offset = offsetof(ngx_rtmp_live_ctx_t, last_audio);
}
lh.csid = ch.csid;
diff_timestamp = ch.timestamp - lh.timestamp;
@ -431,7 +446,7 @@ ngx_rtmp_live_av(ngx_rtmp_session_t *s, ngx_rtmp_header_t *h,
}
/* send absolute frame */
if ((pctx->msg_mask & (1 << h->type)) == 0) {
if ((pctx->msg_mask & (1 << ch.csid)) == 0) {
/* packet from the past for the peer */
if (lacf->atc == 0 && timestamp < (uint32_t)ss->epoch) {
@ -452,7 +467,7 @@ ngx_rtmp_live_av(ngx_rtmp_session_t *s, ngx_rtmp_header_t *h,
header_out ? header_out : in);
ngx_rtmp_prepare_message(s, &ch, NULL, peer_out);
if (ngx_rtmp_send_message(ss, peer_out, prio) == NGX_OK) {
pctx->msg_mask |= (1 << h->type);
pctx->msg_mask |= (1 << ch.csid);
if (header_out) {
*(ngx_uint_t *)((u_char *)pctx + header_offset)
= header_version;

1
ngx_rtmp_live_module.h
View file

@ -56,6 +56,7 @@ typedef struct {
ngx_flag_t meta;
ngx_msec_t sync;
ngx_flag_t atc;
ngx_flag_t interleave;
ngx_msec_t buflen;
ngx_pool_t *pool;
ngx_rtmp_live_stream_t *free_streams;