import cv2
def gstreamer_pipeline(
capture_width=1280,
capture_height=720,
display_width=1280,
display_height=720,
framerate=60,
flip_method=0,
):
return (
'nvarguscamerasrc ! '
'video/x-raw(memory:NVMM), '
'width=(int)%d, height=(int)%d, '
'format=(string)NV12, framerate=(fraction)%d/1 ! '
'nvvidconv flip-method=%d ! '
'video/x-raw, width=(int)%d, height=(int)%d, format=(string)BGRx ! '
'videoconvert ! '
'video/x-raw, format=(string)BGR ! appsink'
% (
capture_width,
capture_height,
framerate,
flip_method,
display_width,
display_height,
)
)
def show_camera():
cap = cv2.VideoCapture(gstreamer_pipeline(flip_method=0), cv2.CAP_GSTREAMER)
while cap.isOpened():
flag, img = cap.read()
cv2.imshow('CSI Camera', img)
kk = cv2.waitKey(1)
# do other things
if kk == ord('q'): # 按下 q 键，退出
break
cap.release()
cv2.destroyAllWindows()
if __name__ == '__main__':
show_camera()
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统一回复下，”nvgstcapture，然后发现列出了一大堆参数，最后结尾CONSSUMER:Producerhasconnectedcontinuing;”,这个问题应该是通达信l1 l2行情接口,opencv版本问题，我的是通达信l1 l2行情接口,opencv没有问题
文章为作者独立观点，不代表 股票程序化软件自动交易接口观点
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