close_all_framegrabbersclose_all_framegrabbersCloseAllFramegrabbersCloseAllFramegrabbersclose_all_framegrabbers (Operator)
名称
close_all_framegrabbersclose_all_framegrabbersCloseAllFramegrabbersCloseAllFramegrabbersclose_all_framegrabbers — 该算子无法操作。它具有以下功能：关闭所有图像采集设备。
警告
close_all_framegrabbersclose_all_framegrabbersCloseAllFramegrabbersCloseAllFramegrabbersCloseAllFramegrabbersclose_all_framegrabbers is obsolete, inoperable, and is only
provided for reasons of backward compatibility. New applications should not
use close_all_framegrabbersclose_all_framegrabbersCloseAllFramegrabbersCloseAllFramegrabbersCloseAllFramegrabbersclose_all_framegrabbers, the operator will be removed in future
versions.
签名
close_all_framegrabbers( : : : )
Herror close_all_framegrabbers()
Herror T_close_all_framegrabbers()
void CloseAllFramegrabbers()
static void HMisc::CloseAllFramegrabbers()
static void HOperatorSet.CloseAllFramegrabbers()
static void HMisc.CloseAllFramegrabbers()
def close_all_framegrabbers() -> None
描述
.
注意
close_all_framegrabbersclose_all_framegrabbersCloseAllFramegrabbersCloseAllFramegrabbersCloseAllFramegrabbersclose_all_framegrabbers exists solely for the purpose of
implementing the “reset program” functionality in HDevelop.
close_all_framegrabbersclose_all_framegrabbersCloseAllFramegrabbersCloseAllFramegrabbersCloseAllFramegrabbersclose_all_framegrabbers must not be used in any
application.
执行信息
- Multithreading type: reentrant (runs in parallel with non-exclusive operators).
- Multithreading scope: global (may be called from any thread).
- Processed without parallelization.
结果
If it is possible to close all image acquisition devices, the operator
close_all_framegrabbersclose_all_framegrabbersCloseAllFramegrabbersCloseAllFramegrabbersCloseAllFramegrabbersclose_all_framegrabbers returns the value 2 (
H_MSG_TRUE)
. Otherwise an
exception is raised.
模块
Foundation