From ed5e311336a634393189e3e8585e5cd1363f2a6f Mon Sep 17 00:00:00 2001
From: pingkai <pingkai010@gmail.com>
Date: Fri, 7 Feb 2020 11:00:46 +0800
Subject: [PATCH] fix(HLSStream): fix crash when webvtt no X-TIMESTAMP-MAP

Signed-off-by: pingkai <pingkai010@gmail.com>
---
 framework/demuxer/play_list/HLSStream.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/framework/demuxer/play_list/HLSStream.cpp b/framework/demuxer/play_list/HLSStream.cpp
index 48b590c0c..1c8c7d06b 100644
--- a/framework/demuxer/play_list/HLSStream.cpp
+++ b/framework/demuxer/play_list/HLSStream.cpp
@@ -1458,6 +1458,11 @@ namespace Cicada {
         *  does not say so)
         */
         char *hls_timestamp_map = strstr(reinterpret_cast<char *>(mBuffer), "\nX-TIMESTAMP-MAP=");
+
+        if (hls_timestamp_map == nullptr) {
+            return mMapPTS;
+        }
+
         char *native_str = strstr(hls_timestamp_map, "LOCAL:");
         char *mpegts_str = strstr(hls_timestamp_map, "MPEGTS:");