CAP_PROP_FPS

2015年11月12日—InOpenCVfindingtheframerateofaconnectedcamera/webcamisnotstraightforward.Thedocumentationsaysthatget(CAP_PROP_FPS)orget( ...,Heightoftheframesinthevideostream.CAP_PROP_FPS.Python:cv.CAP_PROP_FPS.Framerate.CAP_PROP_FOURCC.Python:cv.CAP_PROP_FOURCC.4-charactercodeof ...,2023年7月17日—Hiall!We'vejustencounteredthesameissueas@koolvn.Wewererunningopencv-python>4.8andtheFPSreported...

參考資訊如下
Find frame rate (frames per second

2015年11月12日 — In OpenCV finding the frame rate of a connected camera / webcam is not straight forward. The documentation says that get(CAP_PROP_FPS) or get( ...

Flags for video IO

Height of the frames in the video stream. CAP_PROP_FPS. Python: cv.CAP_PROP_FPS. Frame rate. CAP_PROP_FOURCC. Python: cv.CAP_PROP_FOURCC. 4-character code of ...

get(cv2.CAP_PROP_FPS) returns incorrect FPS #24000

2023年7月17日 — Hi all! We've just encountered the same issue as @koolvn . We were running opencv-python>4.8 and the FPS reported by Windows and video_reader.

OpenCV

2019年6月14日 — 在OpenCV 的文档中，所述的是，get(CAP_PROP_FPS) 和get(CV_CAP_PROP_FPS) 方法给出了每秒帧数. 这对于视频文件而言是正确的，但是并不适用于webcams.

OpenCV

2019年5月30日 — 在OpenCV 的文档中，所述的是，get(CAP_PROP_FPS) 和get(CV_CAP_PROP_FPS) 方法给出了每秒帧数. 这对于视频文件而言是正确的，但是并不适用于webcams.

Python cv2 播Video

CAP_PROP_FPS)) frame_count = int(cap.get(cv2.CAP_PROP_FRAME_COUNT)) print(f'width frame_width} height frame_height}') print(f'FPS: FPS} frame_count ...

Python OpenCV video.get(cv2.CAP_PROP_FPS) returns ...

2018年2月28日 — Performing pip install python-opencv fixed the problem and the FPS is correctly detected. EDIT: tested with python 3.8 and indeed it is pip ...

python opencv 获取fps 帧率原创

2021年10月27日 — 注意 cap.get(cv2.CAP_PROP_FPS) 有时会获取到异常值180000.0,所以当异常时使用时间差的方式获取. 小程序看全文. APP 看全文.

Understanding the function CAP_PROP_FPS in cv2

2021年3月13日 — 1 Answer 1 · 1. Yes, this line of code sets the refresh rate of the camera hardware which usually is 30 fps. cap.set(cv2.CAP_PROP_FPS, 30) . – ...

VideoCapture set cv:

2022年3月2日 — Detailed description. I am using OpenCV library to capture the images from web cameras, and I am able to do that with different capture format ( ...