From a45e3d5cbed37e30596204cd2bca5274e0ac3860 Mon Sep 17 00:00:00 2001
From: Roman Arutyunyan <arut@qip.ru>
Date: Fri, 14 Dec 2012 21:07:45 +0400
Subject: [PATCH] added AAC header check to recorder

---
 ngx_rtmp_record_module.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/ngx_rtmp_record_module.c b/ngx_rtmp_record_module.c
index bfb22ba..63fa11f 100644
--- a/ngx_rtmp_record_module.c
+++ b/ngx_rtmp_record_module.c
@@ -1018,6 +1018,15 @@ ngx_rtmp_record_node_av(ngx_rtmp_session_t *s, ngx_rtmp_record_rec_ctx_t *rctx,
                            "record: %V skipping until keyframe", &rracf->id);
             return NGX_OK;
         }
+
+    } else {
+        if (codec_ctx && codec_ctx->audio_codec_id == NGX_RTMP_AUDIO_AAC &&
+            !rctx->aac_header_sent)
+        {
+            ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0, 
+                           "record: %V skipping until AAC header", &rracf->id);
+            return NGX_OK;
+        }
     }
 
     return ngx_rtmp_record_write_frame(s, rctx, h, in, 1);