ubuntu16.04 安装caffe (cpu版本)教程

本教程是在 ubuntu16.04下安装的caffe cpu版本,使用的是python3.5版本。具体安装步骤如下:

1.安装caffe相关依赖包:

sudo apt-get install libprotobuf-dev libleveldb-dev libsnappy-dev libopencv-dev libhdf5-serial-dev protobuf-compiler
sudo apt-get install --no-install-recommends libboost-all-dev
sudo apt-get install libgflags-dev libgoogle-glog-dev liblmdb-dev
sudo apt-get install libatlas-base-dev

 

2.安装caffe python3接口

sudo apt install python3-pip       #安装pip工具。
sudo apt install python3-numpy     #解决后面编译无法找到numpy错误。
sudo apt-get install gfortran      #安装依赖文件
sudo pip3 install matplotlib       #解决后面import caffe报错

 

3.安装caffe

(1)下载caffe源码

git clone http://github.com/BVLC/caffe.git

(2)修改Makefile.config编译文件

先复制编译文件 Makefile.config.example 并命名为 Makefile.config,编辑Makefile.config

(a)

#CPU_ONLY := 1

去掉前面的#号:

CPU_ONLY := 1

(b)

INCLUDE_DIRS := $(PYTHON_INCLUDE) /usr/local/include

LIBRARY_DIRS := $(PYTHON_LIB) /usr/local/lib /usr/lib

修改为:

INCLUDE_DIRS := $(PYTHON_INCLUDE) /usr/local/include /usr/include/hdf5/serial

LIBRARY_DIRS := $(PYTHON_LIB) /usr/local/lib /usr/lib /usr/lib/x86_64-linux-gnu/hdf5/serial

(c)屏蔽python2版本,使用python3版本

#python2

#PYTHON_INCLUDE := /usr/include/python2.7 \

# /usr/lib/python2.7/dist-packages/numpy/core/include

#python3

PYTHON_LIBRARIES := boost_python3 python3.5m

PYTHON_INCLUDE := /usr/include/python3.5m \

/usr/lib/python3/dist-packages/numpy/core/include

编辑完成后,保存并退出。

 

4.编译caffe

执行编译命令:

sudo make all -j2
sudo make test -j2
sudo make runtest -j2

要是没有错误就表示编译成功了。

 

5.设置python接口

(1)先要安装一些依赖库:

cd ~/caffe
sudo pip3 install -r python/requirements.txt

(2)将caffe根目录下的python文件夹加入到环境变量:

vim ~/.bashrc
在文件的最后一行添加:
export PYTHONPATH=/home/liguiyuan/deep_learning/caffe/python:$PYTHONPATH

记得根据自己的路径做下修改哦!

(3)更新下配置:

sudo ldconfig

(4)编译python接口:

cd ~/caffe/

sudo make pycaffe -j2

 

6.验证安装是否成功

$ python
>>> import caffe
>>> 

表示安装成功。

 

下面是安装过程中遇到的一些错误:

错误1:

touch python/caffe/proto/__init__.py
CXX/LD -o python/caffe/_caffe.so python/caffe/_caffe.cpp
PROTOC (python) src/caffe/proto/caffe.proto
python/caffe/_caffe.cpp:10:31: fatal error: numpy/arrayobject.h: 没有那个文件或目录
compilation terminated.
Makefile:517: recipe for target 'python/caffe/_caffe.so' failed
make: *** [python/caffe/_caffe.so] Error 1

解决办法:安装python-numpy库

sudo apt-get install python-numpy

错误2:

CXX/LD -o python/caffe/_caffe.so python/caffe/_caffe.cpp
/usr/bin/ld: 找不到 -lboost_python3
collect2: error: ld returned 1 exit status
Makefile:517: recipe for target 'python/caffe/_caffe.so' failed
make: *** [python/caffe/_caffe.so] Error 1 

 原因是找不到库,创建一个链接就好:

sudo ln -s /usr/lib/x86_64-linux-gnu/libboost_python-py35.so /usr/lib/x86_64-linux-gnu/libboost_python3.so

 


参考:

ubuntu16.04安装caffe cpu版

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