Python代码实现在PowerPoint中添加并控制音频播放

pip install Spire.Presentation

from spire.presentation.common import *
from spire.presentation import *

# 创建 PowerPoint 文档
presentation = Presentation()

# 从磁盘加载现有文档
inputFile = "./Data/InsertAudio.pptx"
presentation.LoadFromFile(inputFile)

# 添加标题文本框
rec_title = RectangleF.FromLTRB(50, 240, 160+50, 50+240)
shape_title = presentation.Slides[0].Shapes.AppendShape(
    ShapeType.Rectangle, rec_title)
shape_title.ShapeStyle.LineColor.Color = Color.get_Transparent()
shape_title.Fill.FillType = FillFormatType.none

# 设置标题文本格式
para_title = TextParagraph()
para_title.Text = "Audio:"
para_title.Alignment = TextAlignmentType.Center
para_title.TextRanges[0].LatinFont = TextFont("Myriad Pro Light")
para_title.TextRanges[0].FontHeight = 32
para_title.TextRanges[0].IsBold = TriState.TTrue
para_title.TextRanges[0].Fill.FillType = FillFormatType.Solid
para_title.TextRanges[0].Fill.SolidColor.Color = Color.FromArgb(255, 68, 68, 68)
shape_title.TextFrame.Paragraphs.Append(para_title)

# 插入音频文件到指定位置
audioRect = RectangleF.FromLTRB(220, 240, 80+220, 80+240)
presentation.Slides[0].Shapes.AppendAudioMedia("./Data/Music.wav", audioRect)

# 保存文档
outputFile = "InsertAudio.pptx"
presentation.SaveToFile(outputFile, FileFormat.Pptx2010)
presentation.Dispose()

from spire.presentation.common import *
from spire.presentation import *

# 加载 PowerPoint 文档
presentation = Presentation()
presentation.LoadFromFile("./Data/Template_Ppt_8.pptx")

# 遍历所有幻灯片查找音频对象
for slide in presentation.Slides:
    for shape in slide.Shapes:
        if isinstance(shape, IAudio):
            # 设置音频为自动播放模式
            (shape if isinstance(shape, IAudio) else None).PlayMode = VideoPlayMode.Auto

# 保存文档
presentation.SaveToFile("SetAutoPlayAudio.pptx", FileFormat.Pptx2013)
presentation.Dispose()

from spire.presentation.common import *
from spire.presentation import *

# 加载包含音频的 PowerPoint 文档
presentation = Presentation()
presentation.LoadFromFile("./Data/audio.pptx")

# 获取第一张幻灯片
slide = presentation.Slides[0]

# 隐藏演示期间的音频图标
for shape in slide.Shapes:
    if isinstance(shape, IAudio):
        shape.HideAtShowing = True

# 保存文档
presentation.SaveToFile("HideAudioDuringShow.pptx", FileFormat.Pptx2013)

from spire.presentation.common import *
from spire.presentation import *

# 加载 PowerPoint 文档
presentation = Presentation()
presentation.LoadFromFile("./Data/AudioPresentation.pptx")

# 遍历幻灯片查找并提取音频
slide_index = 0
for slide in presentation.Slides:
    for shape in slide.Shapes:
        if isinstance(shape, IAudio):
            # 提取音频数据并保存为文件
            audio_data = shape.EmbeddedData
            output_path = f"Extracted_Audio_Slide{slide_index}.wav"
            with open(output_path, 'wb') as f:
                f.write(audio_data)
            print(f"音频已提取到: {output_path}")
    slide_index += 1

presentation.Dispose()

# 批量设置所有音频的播放模式
for slide in presentation.Slides:
    audio_count = 0
    for shape in slide.Shapes:
        if isinstance(shape, IAudio):
            shape.PlayMode = VideoPlayMode.Auto
            audio_count += 1
    print(f"幻灯片 {slide.Index} 包含 {audio_count} 个音频对象")