win10 python ffmpeg推流到b站

1.安装ffmpeg 下载链接：「ffmpeg」https://www.aliyundrive.com/s/UoRHg9VMA8F
下载后将文件夹里面的bin文件添加到环境变量系统变量的path中。
pip install ffmpeg pip install ffmpy 调用命令行（windows+R输入cmd）输入“ffmpeg –version”
2.安装opencv pip install opencv-python 3.代码 【win10 python ffmpeg推流到b站】其中rtmpUrl中填入，申请到的服务器地址和串流密钥
参考链接
import subprocess as spimport cv2 as cvrtmpUrl = "服务器地址+串流密钥"cap = cv.VideoCapture(0)# Get video informationfps = int(cap.get(cv.CAP_PROP_FPS))width = int(cap.get(cv.CAP_PROP_FRAME_WIDTH))height = int(cap.get(cv.CAP_PROP_FRAME_HEIGHT))# ffmpeg commandcommand = ['ffmpeg','-y','-f', 'rawvideo','-vcodec', 'rawvideo','-pix_fmt', 'bgr24','-s', "{}x{}".format(width, height),'-r', str(fps),'-i', '-','-c:v', 'libx264','-pix_fmt', 'yuv420p','-preset', 'ultrafast','-f', 'flv',rtmpUrl]# 管道配置p = sp.Popen(command, stdin=sp.PIPE)# # read webcamerawhile (cap.isOpened()):ret, frame = cap.read()if not ret:print("Opening camera is failed")break# process frame# your code# process frame# write to pipep.stdin.write(frame.tostring())