From d1e50efdba8df480500024f744ff62a0304c112a Mon Sep 17 00:00:00 2001
From: Jaroslav Kysela <perex@perex.cz>
Date: Tue, 2 Oct 2018 15:54:19 +0200
Subject: [PATCH] configure: libav - check for libswresample or libavresample,
 fixes #5235

---
 configure | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/configure b/configure
index 1572c4ff6..201dfba57 100755
--- a/configure
+++ b/configure
@@ -617,16 +617,17 @@ else
 
   if enabled_or_auto libav; then
     has_libav=true
+    has_resample=false
 
     check_pkg libavfilter   ">=6.47.100"  || has_libav=false
-    check_pkg libswresample ">=2.1.100"   || has_libav=false
-    check_pkg libavresample ">=3.0.0"     || has_libav=false
+    check_pkg libswresample ">=2.1.100"   && has_resample=true
+    check_pkg libavresample ">=3.0.0"     && has_resample=true
     check_pkg libswscale    ">=4.1.100"   || has_libav=false
     check_pkg libavformat   ">=57.41.100" || has_libav=false
     check_pkg libavcodec    ">=57.48.101" || has_libav=false
     check_pkg libavutil     ">=55.28.100" || has_libav=false
 
-    if $has_libav; then
+    if $has_libav -a $has_resample; then
       enable libav
     else
       echo "WARNING: none or old ffmpeg libraries were detected"
-- 
2.47.2