doc: update

README.md

@@ -1,13 +1,73 @@
 
 # FFmpegBuildTool
 
-一款简洁、快速的FFmpeg编译构建工具。
+A simple，fast FFmpeg build tool
+
+# Build Platform
+
+ * MacOS(需要安装Python)
+ * Ubuntu(需要安装Python)
+
+# Target Platform
+
+ * Android
+ * MacOS
+ * Ubuntu (Will Coming)
+ * Windows (Will Coming)
+ * iOS (Will Coming)
+
+# Features
+
+ * FFmpeg: 4.1+
+ * OpenSSL: 1.1.1+
+ * Support NDK Version : **r13c** **r14b** **r15c** **r16b** **r17c** **r18b** **r19**
+ * Support Arch : armv7a/armv8a/x86/x86_64
+ * Support FFmpeg Separate compilation
+ * Support OpenSSL Separate compilation
+
+NDK Download : https://developer.android.com/ndk/downloads/revision_history
+
+
+# Set up the necessary environment
+
+```
+# add these lines to your ~/.bash_profile or ~/.profile
+export ANDROID_SDK=<your sdk path>
+export ANDROID_NDK=<your ndk path>
+```
+
+# How use
+
+ Android-OpenSSL: https://github.com/biezhihua/FFmpegBuildTool/blob/master/android/README_OPENSSL.md
+
+ Android-FFmpeg: https://github.com/biezhihua/FFmpegBuildTool/blob/master/android/README_FFMPEG.md
+
+ MacOS-FFmpeg: https://github.com/biezhihua/FFmpegBuildTool/blob/master/macos/README_FFMPEG.md
+
+# Note
+
+Part of the main structure from the IJKPlayer (https://github.com/bilibili/ijkplayer)
+
+
+----------------
+
+# FFmpegBuildTool
+
+一款简洁、快速的全平台FFmpeg编译构建工具。
 
 # 支持构建平台
 
  * MacOS(需要安装Python)
  * Ubuntu(需要安装Python)
 
+# 支持目标平台
+
+ * Android
+ * MacOS
+ * Ubuntu (即将到来)
+ * Windows (即将到来)
+ * iOS (即将到来)
+
 # 特性
 
  * FFmpeg: 4.1+
@@ -31,9 +91,11 @@ export ANDROID_NDK=<your ndk path>
 
 # 如何使用
 
- Android-OpenSSL: https://github.com/biezhihua/FFmpegBuildTool/blob/master/android/OPENSSL_README.md
+ Android-OpenSSL: https://github.com/biezhihua/FFmpegBuildTool/blob/master/android/README_OPENSSL.md
 
- Android-FFmpeg: https://github.com/biezhihua/FFmpegBuildTool/blob/master/android/FFMPEG_README.md
+ Android-FFmpeg: https://github.com/biezhihua/FFmpegBuildTool/blob/master/android/README_FFMPEG.md
+
+ MacOS-FFmpeg: https://github.com/biezhihua/FFmpegBuildTool/blob/master/macos/README_FFMPEG.md
 
 # 注意
 
@@ -42,5 +104,3 @@ export ANDROID_NDK=<your ndk path>
 # 引用
 
  * https://stackoverflow.com/questions/2649334/difference-between-static-and-shared-libraries
-
-# 预编译库下载

android/README_FFMPEG.md

@@ -0,0 +1,35 @@
+
+# Init Repository 初始化库 
+
+```
+./init-ffmpeg.sh armv7a | all
+```
+
+# Clean Repository Cache 清理库缓存
+
+```
+./init-ffmpeg.sh clean
+```
+
+# Config Build Params 配置构建参数
+
+```
+./init-config min | default | mp4 or ...
+```
+
+# Build Library 构建库
+
+```
+./compile-ffmpeg.sh armv7a | all
+```
+
+# Check Output 查看输出结果
+
+```
+open ./product
+```
+
+
+
+
+

android/OPENSSL_README.md → android/README_OPENSSL.md

@@ -1,23 +1,23 @@
 
-# 初始化OpenSSL库
+# Init Repository 初始化库 
 
 ```
 ./init-openssl.sh armv7a | all
 ```
 
-# 清理OpenSSL库缓存
+# Clean Repository Cache 清理库缓存
 
 ```
 ./init-openssl.sh clean
 ```
 
-# 构建静态库
+# Build Library 构建库
 
 ```
 ./compile-openssl.sh armv7a | all
 ```
 
-# 查看输出结果
+# Check Output 查看输出结果
 
 ```
 open ./product

android/init-ffmpeg.sh

@@ -7,9 +7,8 @@ NC='\033[0m' # No Color
 TARGET=$1
 
 UPSTREAM=https://github.com/FFmpeg/FFmpeg.git
-VERSION=4.2
-BRANCH=origin/release/$VERSION
-LOCAL_REPO=../repository/ffmpeg-$VERSION
+BRANCH=n4.2
+LOCAL_REPO=../repository/ffmpeg
 
 set -e