From e12cf1b77b8e0c22e4edfe413a5d36e684a130b7 Mon Sep 17 00:00:00 2001
From: AdityaShimpi <98681601+AdityaShimpi@users.noreply.github.com>
Date: Sun, 30 Jan 2022 22:09:48 +0530
Subject: [PATCH] imported cv2 as cv
---
.../cv2_capture_live_video_from_camera.py | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/03-Open-Camera/cv2_capture_live_video_from_camera.py b/03-Open-Camera/cv2_capture_live_video_from_camera.py
index 275c14f..dee6cbe 100644
--- a/03-Open-Camera/cv2_capture_live_video_from_camera.py
+++ b/03-Open-Camera/cv2_capture_live_video_from_camera.py
@@ -1,22 +1,22 @@
-import cv2
+import cv2 as cv
# 1.打开摄像头
-capture = cv2.VideoCapture(2)
+capture = cv.VideoCapture(2)
# 2.获取捕获的分辨率
width, height = capture.get(3), capture.get(4)
print(width, height)
# 以原分辨率的一倍来捕获，
# 参数1可以直接写数字，或者OpenCV符号表示
-capture.set(cv2.CAP_PROP_FRAME_WIDTH, width * 2)
-capture.set(cv2.CAP_PROP_FRAME_HEIGHT, height * 2)
+capture.set(cv.CAP_PROP_FRAME_WIDTH, width * 2)
+capture.set(cv.CAP_PROP_FRAME_HEIGHT, height * 2)
while(True):
# 获取一帧
ret, frame = capture.read()
# 将这帧转换为灰度图
- gray = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)
+ gray = cv.cvtColor(frame, cv.COLOR_BGR2GRAY)
- cv2.imshow('frame', gray)
- if cv2.waitKey(1) == ord('q'):
+ cv.imshow('frame', gray)
+ if cv.waitKey(1) == ord('q'):
break
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