VideoCapture

VideoCapture[]

创建一个临时交互界面,用于从成像设备捕捉视频.

VideoCapture[Dynamic[var]]

创建一个非阻塞异步界面,用来捕获视频并将结果保存在 var 中.

更多信息和选项

范例

打开所有单元关闭所有单元

基本范例  (2)

从默认的成像设备上捕获视频:

停止后,返回一个 Video 对象:

创建非阻塞视频录制器:

录制时执行计算:

停止后,将生成的视频存储在动态变量中:

选项  (3)

AudioInputDevice  (1)

AudioInputDevice 选择录制音频的设备:

AudioInputDeviceNone 设定不录制音频:

CaptureRunning  (1)

CaptureRunningTrue 可设定显示单元后立即开始录制:

MaxDuration  (1)

默认情况下,在按下停止按钮前一直进行录制:

MaxDuration 选项在指定时间自动停止录制:

Wolfram Research (2022),VideoCapture,Wolfram 语言函数,https://reference.wolfram.com/language/ref/VideoCapture.html.

文本

Wolfram Research (2022),VideoCapture,Wolfram 语言函数,https://reference.wolfram.com/language/ref/VideoCapture.html.

CMS

Wolfram 语言. 2022. "VideoCapture." Wolfram 语言与系统参考资料中心. Wolfram Research. https://reference.wolfram.com/language/ref/VideoCapture.html.

APA

Wolfram 语言. (2022). VideoCapture. Wolfram 语言与系统参考资料中心. 追溯自 https://reference.wolfram.com/language/ref/VideoCapture.html 年

BibTeX

@misc{reference.wolfram_2024_videocapture, author="Wolfram Research", title="{VideoCapture}", year="2022", howpublished="\url{https://reference.wolfram.com/language/ref/VideoCapture.html}", note=[Accessed: 21-November-2024 ]}

BibLaTeX

@online{reference.wolfram_2024_videocapture, organization={Wolfram Research}, title={VideoCapture}, year={2022}, url={https://reference.wolfram.com/language/ref/VideoCapture.html}, note=[Accessed: 21-November-2024 ]}