把opencv的include放到makefile里面

你可以将OpenCV的头文件路径添加到`CFLAGS`变量中，以便编译器能够找到OpenCV的头文件。假设你的OpenCV头文件在`/usr/local/include`目录下，你可以将`CFLAGS`变量修改为：

CFLAGS=-c -Wall -I/usr/local/include

这样编译时就会自动添加OpenCV的头文件路径。完整的Makefile示例：

CC=g++
CFLAGS=-c -Wall -I/usr/local/include
LDFLAGS=-L/usr/local/lib -lopencv_core -lopencv_highgui -lopencv_imgproc
SOURCES=main.cpp chitgpt.cpp
OBJECTS=$(SOURCES:.cpp=.o)
EXECUTABLE=chitgpt

all: $(SOURCES) $(EXECUTABLE)
    
$(EXECUTABLE): $(OBJECTS) 
	$(CC) $(LDFLAGS) $(OBJECTS) -o $@

.cpp.o:
	$(CC) $(CFLAGS) $< -o $@

clean:
	rm -rf *o $(EXECUTABLE)

这样编译时就会自动添加OpenCV的头文件路径。

相关问题

Makefile opencv

Sure! Here's an example of a Makefile for compiling an OpenCV program:

# Compiler
CC := g++

# Compiler flags
CFLAGS := -std=c++11 -Wall

# OpenCV libraries
OPENCV_LIBS := `pkg-config --libs opencv`

# Source files
SRCS := main.cpp

# Object files
OBJS := $(SRCS:.cpp=.o)

# Executable
EXEC := program

all: $(EXEC)

$(EXEC): $(OBJS)
	$(CC) $(CFLAGS) $(OBJS) -o $@ $(OPENCV_LIBS)

%.o: %.cpp
	$(CC) $(CFLAGS) -c $< -o $@

clean:
	rm -f $(OBJS) $(EXEC)

To use this Makefile, create a file named "Makefile" in the same directory as your source files and copy the above content into it. Make sure you have OpenCV installed on your system.

Then, place your source code file (e.g., `main.cpp`) in the same directory as the Makefile. To compile your program, simply run `make` in the terminal.

This Makefile assumes that you only have one source file (`main.cpp`). If you have multiple source files, you can add them to the `SRCS` variable, separating each file with a space.

Note: This Makefile is just a basic example. You may need to modify it according to your project's specific requirements.

把opencv升级到最新版本

可以使用 pip 工具升级 OpenCV 库到最新版本。在命令行中输入如下命令：

pip install --upgrade opencv-python

这会下载并安装最新版本的 OpenCV 库。如果您使用的是 Anaconda 环境，可以使用以下命令：

conda update opencv

升级完成后，您可以重新运行您的代码，这个错误应该就可以被解决了。