基于Labview的声音文件调用播放.pdfVIP

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2020-09-10 发布于台湾
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基于Labview的声音文件调用播放.pdf

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目录第一部分前面板 : ······················································································· 1· 第二部分程序框图 ····················································································· 2· 2.1 初始界面设置 ······················································································· 2· 2.2 程序运行 ····························································································· 2· 2.2.1 0 状态 ······························································································ 2· 2.2.2 1 状态 ······························································································ 4· 2.2.3 2 状态 ······························································································ 5· 2.2.4 4 状态 ······························································································ 8· 第四章总结 ································································································· 9· 第五章参考文献 ························································································· 9· 燕山大学课程设计说明书声音文件调用播放由于声卡的基本知识及声卡相关声音函数节点、相关文件函数节点的介绍已在整体综述中介绍过，故这里只详细介绍频谱分析仪中声音文件的调用和播放功能是如何实现的。第一部分前面板 : 前面板的最初显示第 1 页共 9 页燕山大学课程设计说明书第二部分程序框图 2.1 初始界面设置首先通过 file 、quit 、play 、stop 、qause 的属性节点来设置按键的属性：按键 file 、 quit 为启用，按键 play、stop 、pause 为禁用并变灰，并通过布尔量设置按键 file 、 quit 初始值为 0。 2.2 程序运行然后，将 file 、play 、quit 三个布尔量的状态创建成一个数组，再通过函数布尔数组至数值转换变为二进制数，