From 55e83b8c0473b194381b907e946932d160dedc3a Mon Sep 17 00:00:00 2001
From: xufuji456 <839789740@qq.com>
Date: Sun, 18 Jul 2021 18:50:45 +0800
Subject: [PATCH] change to const type

---
 app/src/main/cpp/video_filter.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/app/src/main/cpp/video_filter.c b/app/src/main/cpp/video_filter.c
index e84b0f3..f05dd70 100644
--- a/app/src/main/cpp/video_filter.c
+++ b/app/src/main/cpp/video_filter.c
@@ -83,8 +83,8 @@ jboolean playAudio = JNI_TRUE;
 int init_filters(const char *filters_descr) {
     char args[512];
     int ret = 0;
-    AVFilter *buffersrc = avfilter_get_by_name("buffer");
-    AVFilter *buffersink = avfilter_get_by_name("buffersink");
+    const AVFilter *buffersrc = avfilter_get_by_name("buffer");
+    const AVFilter *buffersink = avfilter_get_by_name("buffersink");
     AVFilterInOut *outputs = avfilter_inout_alloc();
     AVFilterInOut *inputs = avfilter_inout_alloc();
     AVRational time_base = pFormatCtx->streams[video_stream_index]->time_base;