From f8ed6d2bc52b59551cada4aafc877e1dd37e2c2a Mon Sep 17 00:00:00 2001
From: xiaoyifang <yifang.xiao@noreply.com>
Date: Fri, 9 Dec 2022 15:37:33 +0800
Subject: [PATCH] ffmpeg , replace avformat_open_input's second parameter to
 NULL

the 2nd parameter is useless when context->pd is not null
---
 ffmpegaudio.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ffmpegaudio.cc b/ffmpegaudio.cc
index 60e21213..5674b432 100644
--- a/ffmpegaudio.cc
+++ b/ffmpegaudio.cc
@@ -186,7 +186,7 @@ bool DecoderContext::openCodec( QString & errorString )
   int ret = 0;
   avformatOpened_ = true;
 
-  ret = avformat_open_input( &formatContext_, "_STREAM_", NULL, NULL );
+  ret = avformat_open_input( &formatContext_, NULL, NULL, NULL );
   if ( ret < 0 )
   {
     errorString = QObject::tr( "avformat_open_input() failed: %1." ).arg( avErrorString( ret ) );