diff --git a/trunk/3rdparty/ffmpeg-2.1.1.zip b/trunk/3rdparty/ffmpeg-2.1.1.zip
deleted file mode 100644
index f307918d9..000000000
Binary files a/trunk/3rdparty/ffmpeg-2.1.1.zip and /dev/null differ
diff --git a/trunk/3rdparty/ffmpeg-3.2.4.zip b/trunk/3rdparty/ffmpeg-3.2.4.zip
new file mode 100644
index 000000000..2a89cfdb7
Binary files /dev/null and b/trunk/3rdparty/ffmpeg-3.2.4.zip differ
diff --git a/trunk/3rdparty/patches/6.ffmpeg.speex.patch b/trunk/3rdparty/patches/6.ffmpeg.speex.patch
new file mode 100644
index 000000000..a50983b4f
--- /dev/null
+++ b/trunk/3rdparty/patches/6.ffmpeg.speex.patch
@@ -0,0 +1,13 @@
+--- configure	2017-02-10 21:25:25.000000000 +0800
++++ ../ffmpeg-3.2.4-patch/configure	2017-02-13 22:39:22.676288196 +0800
+@@ -5739,7 +5739,9 @@
+ enabled libsnappy         && require snappy snappy-c.h snappy_compress -lsnappy
+ enabled libsoxr           && require libsoxr soxr.h soxr_create -lsoxr && LIBSOXR="-lsoxr"
+ enabled libssh            && require_pkg_config libssh libssh/sftp.h sftp_init
+-enabled libspeex          && require_pkg_config speex speex/speex.h speex_decoder_init -lspeex
++enabled libspeex          && { use_pkg_config speex speex/speex.h speex_decoder_init -lspeex ||
++                                { require libspeex speex/speex.h speex_decoder_init -lspeex &&
++                                 warn "using libspeex without pkg-config"; } }
+ enabled libtesseract      && require_pkg_config tesseract tesseract/capi.h TessBaseAPICreate
+ enabled libtheora         && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
+ enabled libtwolame        && require libtwolame twolame.h twolame_init -ltwolame &&
diff --git a/trunk/3rdparty/readme.txt b/trunk/3rdparty/readme.txt
index 7f25f466d..64e5dbe03 100644
--- a/trunk/3rdparty/readme.txt
+++ b/trunk/3rdparty/readme.txt
@@ -13,7 +13,7 @@ openssl-1.0.1f.zip
 CherryPy-3.2.4.zip
     sample api server for srs.
 
-ffmpeg-2.1.1.tar.gz
+ffmpeg-3.2.4.tar.gz
 yasm-1.2.0.tar.gz
 lame-3.99.5.tar.gz
 speex-1.2rc1.zip
@@ -45,7 +45,7 @@ links:
         http://sourceforge.net/projects/state-threads
     ffmpeg: 
         http://ffmpeg.org/ 
-        http://ffmpeg.org/releases/ffmpeg-2.1.1.tar.gz
+        http://ffmpeg.org/releases/ffmpeg-3.2.4.tar.gz
     x264: 
         http://www.videolan.org/ 
         ftp://ftp.videolan.org/pub/videolan/x264/snapshots/x264-snapshot-20131129-2245-stable.tar.bz2
diff --git a/trunk/auto/build_ffmpeg.sh b/trunk/auto/build_ffmpeg.sh
index 2bf106508..d7b551a1c 100755
--- a/trunk/auto/build_ffmpeg.sh
+++ b/trunk/auto/build_ffmpeg.sh
@@ -84,19 +84,18 @@ else
     ret=$?; if [[ 0 -ne ${ret} ]]; then echo "build x264 failed"; exit 1; fi
 fi
 
-# ffmpeg-2.1.1
+# ffmpeg-3.2.4
 if [[ -f ${ff_release_dir}/bin/ffmpeg ]]; then
-    echo "ffmpeg-2.1.1 is ok"
+    echo "ffmpeg-3.2.4 is ok"
 else
-    echo "build ffmpeg-2.1.1"
+    echo "build ffmpeg-3.2.4"
     cd $ff_current_dir &&
-    rm -rf ffmpeg-2.1.1 && unzip -q ${ff_src_dir}/ffmpeg-2.1.1.zip &&
+    rm -rf ffmpeg-3.2.4 && unzip -q ${ff_src_dir}/ffmpeg-3.2.4.zip &&
     echo "remove all so to force the ffmpeg to build in static" &&
     rm -f ${ff_release_dir}/lib/*.so* &&
     echo "export the dir to enable the build command canbe use." &&
     export ffmpeg_exported_release_dir=${ff_release_dir} &&
-    cd ffmpeg-2.1.1 && 
-    ./configure \
+    cd ffmpeg-3.2.4 && patch -p0 <../../../3rdparty/patches/6.ffmpeg.speex.patch && ./configure \
         --enable-gpl --enable-nonfree \
         --yasmexe=${ff_yasm_bin} \
         --prefix=${ff_release_dir} --cc= \
diff --git a/trunk/auto/depends.sh b/trunk/auto/depends.sh
index b51f98448..9e1f4ff21 100755
--- a/trunk/auto/depends.sh
+++ b/trunk/auto/depends.sh
@@ -656,13 +656,13 @@ if [ $SRS_SSL = YES ]; then
 fi
 
 #####################################################################################
-# live transcoding, ffmpeg-2.1, x264-core138, lame-3.99.5, libaacplus-2.0.2.
+# live transcoding, ffmpeg-3.2.4, x264-core138, lame-3.99.5, libaacplus-2.0.2.
 #####################################################################################
 if [ $SRS_FFMPEG_TOOL = YES ]; then
     if [[ -f ${SRS_OBJS}/ffmpeg/bin/ffmpeg ]]; then
-        echo "The ffmpeg-2.1 is ok.";
+        echo "ffmpeg-3.2.4 is ok.";
     else
-        echo "Building ffmpeg-2.1.";
+        echo "build ffmpeg-3.2.4";
         (
             cd ${SRS_OBJS} && pwd_dir=`pwd` && 
             rm -rf ffmepg.src && mkdir -p ffmpeg.src && cd ffmpeg.src &&
@@ -671,8 +671,8 @@ if [ $SRS_FFMPEG_TOOL = YES ]; then
         )
     fi
     # check status
-    ret=$?; if [[ $ret -ne 0 ]]; then echo "Build ffmpeg-2.1 failed, ret=$ret"; exit $ret; fi
-    if [ ! -f ${SRS_OBJS}/ffmpeg/bin/ffmpeg ]; then echo "Build ffmpeg-2.1 failed."; exit -1; fi
+    ret=$?; if [[ $ret -ne 0 ]]; then echo "build ffmpeg-3.2.4 failed, ret=$ret"; exit $ret; fi
+    if [ ! -f ${SRS_OBJS}/ffmpeg/bin/ffmpeg ]; then echo "build ffmpeg-3.2.4 failed."; exit -1; fi
 fi
 
 #####################################################################################