PlayAcrossSlides

AudioFrame.PlayAcrossSlides property

确定音频是否在幻灯片中播放。 读/写Boolean。

public bool PlayAcrossSlides { get; set; }

例子

[C#]
using (Presentation pres = new Presentation())
{
    ISlide slide = pres.Slides[0];

    // 添加音频帧
    IAudioFrame audioFrame = slide.Shapes.AddAudioFrameLinked(50, 50, 100, 100, "sampleaudio.wav");

     // 设置音频跨幻灯片播放
    audioFrame.PlayAcrossSlides = true;

     // 设置音频播放后自动倒带开始
    audioFrame.RewindAudio = true;

    pres.Save("AudioFrame_out.pptx", SaveFormat.Pptx);
}

也可以看看

LinkPathLong PlayLoopMode