diff --git a/build.sh b/build.sh
new file mode 100644
index 00000000..f57e2852
--- /dev/null
+++ b/build.sh
@@ -0,0 +1,41 @@
+#!/bin/bash
+
+ARGV1=$1
+
+ROOT_PATH=`pwd`
+LIB_FFMPEG_DOWNLOAD_URL=""
+LIB_FFMPEG_FILE_NAME=""
+LIB_FFMPEG_FILE_NAME_IOS="lib-iOS"
+LIB_FFMPEG_FILE_NAME_MACOS="lib-macOS"
+LIB_FFMPEG_FILE_NAME_TVOS="lib-tvOS"
+
+do_lib_ffmpeg () {
+  LIB_FFMPEG_DOWNLOAD_URL="http://omw595ki7.bkt.clouddn.com/ffmpeg/$LIB_FFMPEG_FILE_NAME.zip"
+  echo "download lib ffmpeg..."
+  curl -o $ROOT_PATH/$LIB_FFMPEG_FILE_NAME.zip $LIB_FFMPEG_DOWNLOAD_URL
+  echo "unzip lib ffmpeg..."
+  unzip $ROOT_PATH/$LIB_FFMPEG_FILE_NAME.zip -d $ROOT_PATH/SGPlayer/Classes/Core/SGFFPlayer/ffmpeg/
+  echo "clean build file..."
+  rm -rf $ROOT_PATH/$LIB_FFMPEG_FILE_NAME.zip
+  echo "build done"
+}
+
+if [ "$ARGV1" == "iOS" ]; then
+  echo "build for iOS"
+  LIB_FFMPEG_FILE_NAME=$LIB_FFMPEG_FILE_NAME_IOS
+  do_lib_ffmpeg
+elif [ "$ARGV1" == "macOS" ]; then
+  echo "build for macOS"
+  LIB_FFMPEG_FILE_NAME=$LIB_FFMPEG_FILE_NAME_MACOS
+  do_lib_ffmpeg
+elif [ "$ARGV1" == "tvOS" ]; then
+  echo "build for tvOS"
+  LIB_FFMPEG_FILE_NAME=$LIB_FFMPEG_FILE_NAME_TVOS
+  do_lib_ffmpeg
+else
+  echo echo "Usage:"
+  echo "  build.sh iOS"
+  echo "  build.sh macOS"
+  echo "  build.sh tvOS"
+  exit 1
+fi