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音频曲线

将音频切入到特定的起始- 结束范围, 可选的在/ 出时淡出 。 解码任何浏览器支持的格式(MP3,WAV,OGG,M4A,FLAC)并输出一个无损失的WAV.

Decodes any browser-supported audio format and exports a WAV with samples between start and end. (Re-encoding to MP3/OGG is not supported client-side without large encoders — WAV output is lossless and universally compatible.)

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How to use Audio Trim

  1. 选择一个音频文件 .
  2. 设定起止( 秒) .
  3. 可选地添加淡入/出(毫秒).
  4. 点击预览可听,然后是Trim并下载WAV.

{姓名}是什么来着?

工具通过Web Audio API来解码音频,在您开始和结束时间戳之间切出样本,如果请求,则在每边应用线性淡出,并编码出一个16位的PCM WAV. 输出是普遍相容的——如果需要,用专用的应用程序重新编码到MP3.

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FAQ

为什么WAV输出而不是MP3?
MP3编码需要一个~150 KB编码器库. WAV没有压缩,但毫无损失,无所不在. 如果您需要MP3,请通过专用编码器运行WAV.
它支持.opus还是.aac?
是的——任何您浏览器的Web Audio API可以解码的东西,包括大多数现代的代码.

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Author

AR
Aisha Rahmani"The Visual Storyteller"

Design Technologist & Media Specialist

Aisha bridges the gap between pixels and code. With expertise in image processing, SVG optimization, and video compression, she helps creators, designers, and marketers prepare media that looks great and loads fast. She has spoken at design conferences about accessible visual content and has helped agencies reduce page-weight budgets by up to 60 percent without sacrificing creative quality.

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