保存处理后的视频 opencv

Question

PS F:\python\computer_version> python -u "f:\python\computer_version\videosave_test.py"   
Traceback (most recent call last):
  File "f:\python\computer_version\videosave_test.py", line 15, in <module>
    out = cv.VideoWriter_fourcc('output.avi',fourcc,20.0,(640,480))
TypeError: Expected single character string for argument 'c2'
[ WARN:0] global C:\Users\appveyor\AppData\Local\Temp\1\pip-req-build-6lylwdcz\opencv\modules\videoio\src\cap_msmf.cpp (435) `anonymous-namespace'::SourceReaderCB::~SourceReaderCB 
terminating async callback

------------------------

line 15：out = cv.VideoWriter_fourcc('output.avi',fourcc,20.0,(640,480))

搞不懂哪里出现问题了，是跟着视频qiao'de

 

Answer 1

out = cv.VideoWriter_fourcc('output.avi',fourcc,20.0,(640,480))改为    out = cv.VideoWriter('output.avi',fourcc,20.0,(640,480))