自拍坊程序

给人脸添加特效

本地运行、开发步骤

• 安装 git (https://git-scm.com/)

git clone https://github.com/JeffTrain/selfie2.git

OS X:

• 安装 CMake

ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null
brew install cmake

Windows:

• 安装 python (https://www.python.org/)
• 安装 opencv

pip install opencv-python

• 安装 dlib （https://www.learnopencv.com/install-dlib-on-windows/）

• 安装 Visual Studio (2013、2015、2017 都可以)
• 安装 CMake
• 下载 Dlib ( http://dlib.net/files/dlib-19.6.zip)
• 编译 Dlib

cd dlib-19.6\
mkdir build
cd build
 
# This is a single command. Backticks are used for line continuation
cmake -G "Visual Studio 14 2015 Win64" `
-DJPEG_INCLUDE_DIR=..\dlib\external\libjpeg `
-DJPEG_LIBRARY=..\dlib\external\libjpeg `
-DPNG_PNG_INCLUDE_DIR=..\dlib\external\libpng `
-DPNG_LIBRARY_RELEASE=..\dlib\external\libpng `
-DZLIB_INCLUDE_DIR=..\dlib\external\zlib `
-DZLIB_LIBRARY_RELEASE=..\dlib\external\zlib `
-DCMAKE_INSTALL_PREFIX=install ..
 
cmake --build . --config Release --target INSTALL
cd ..

• 安装依赖

pip3 install -r requirements.txt

• 运行

python3 app.py

注意，如果没有摄像头设备，程序会报错退出：

OpenCV: AVFoundation didn't find any attached Video Input Devices!
OpenCV: camera failed to properly initialize!
Traceback (most recent call last):
  File "app.py", line 69, in <module>
    scale = 200 / min(image.shape[0], image.shape[1])
AttributeError: 'NoneType' object has no attribute 'shape'