From b3a8d96787861c48710cd7e7603095c6633832fc Mon Sep 17 00:00:00 2001
From: chenliming <chenliming@tudou.com>
Date: Fri, 11 Nov 2016 10:31:28 +0800
Subject: [PATCH] fix drop bug

---
 LFLiveKit/publish/LFStreamingBuffer.m | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/LFLiveKit/publish/LFStreamingBuffer.m b/LFLiveKit/publish/LFStreamingBuffer.m
index 34ece83f..15ae4f35 100755
--- a/LFLiveKit/publish/LFStreamingBuffer.m
+++ b/LFLiveKit/publish/LFStreamingBuffer.m
@@ -100,7 +100,7 @@ - (void)removeExpireFrame {
     
     NSArray *iFrames = [self expireIFrames];///<  删除一个I帧（但一个I帧可能对应多个nal）
     self.lastDropFrames += [iFrames count];
-    if (iFrames) {
+    if (iFrames && iFrames.count > 0) {
         [self.list removeObjectsInArray:iFrames];
         return;
     }