Convert AIF to SFZ

Understanding AIF and SFZ file formats

AIF (Audio Interchange File Format), also known as AIFF, is an uncompressed audio file format developed by Apple. It is widely used for storing high-quality audio data, especially in professional audio and music production environments.

SFZ is a file format used for defining instrument sounds for software samplers. An SFZ file is a plain text file that describes how one or more audio samples (such as AIF, WAV, or FLAC files) should be mapped across a MIDI keyboard, including parameters like velocity, pitch, and effects.

Why convert AIF to SFZ?

Converting AIF to SFZ is essential when you want to use your audio samples as playable instruments in software samplers like Sforzando, ARIA Player, or Cakewalk's SFZ Player. The SFZ format allows you to map your AIF samples to different notes and velocities, making them playable via MIDI.

How to convert AIF to SFZ

Since SFZ is a mapping/instrument definition file and not an audio format, the process involves two steps:

1. Prepare your AIF samples: Ensure your AIF files are trimmed and named appropriately.
2. Create an SFZ file: Write a text file that references your AIF samples and defines how they are mapped.

There is no direct "AIF to SFZ" converter, but several tools can help automate the SFZ creation process.

Best software for AIF to SFZ conversion

• Polyphone (Free, Windows/Mac/Linux):
  • Import your AIF samples.
  • Map them to keys and velocities.
  • Export as SFZ using File → Export → SFZ.
• Chicken Systems Translator (Commercial, Windows/Mac):
  • Supports batch conversion and mapping of AIF samples to SFZ format.
• Sfzed (Free, Windows):
  • Simple SFZ editor for manual mapping of AIF samples.

Manual SFZ file creation

You can also create an SFZ file manually using a text editor. Example:

<group>
sample=mysample.aif
lokey=60
hikey=60
pitch_keycenter=60

Repeat the <group> section for each AIF sample you want to map.

Summary

To convert AIF to SFZ, prepare your AIF samples and use a sampler editor like Polyphone or Sfzed to map them and export an SFZ file. This process enables you to use your audio samples as playable instruments in any SFZ-compatible sampler.