AIFF Format Preferences allow setting up how output AIFF files are encoded. This tab allows specifying AIFF Codec, Sample Rate, and Channels.

To open AIFF Format Preferences tab, choose ‘Preferences’ in Application Menu and select Format tab.

AIFF Codec

Select ‘Automatic Selection’ when AIFF codec should be assigned automatically to ‘PCM 8 bit’, ‘PCM 16 Bit', 'PCM 24 Bit' or 'PCM 32 Bit’, depending on the bit depth of source audio. ‘Automatic Selection’ is the default preferred setting for AIFF codec. 

To Audio Converter - AIFF Format Preferences - list of AIFF codecs

To Audio Converter - AIFF Format Preferences - list of AIFF codecs


The  list of supported codecs that can be used when converting to AIFF format:

  • PCM 8 Bit
  • PCM 16 Bit
  • PCM 24 Bit
  • PCM 32 Bit
  • PCM 32 Bit Floating Point
  • PCM 8 Bit Unsigned
  • PCM 16 Bit Little Endian
  • G.711 A-Law
  • G.711 μ-Law
  • ADPCM IMA QuickTime

Sample Rate

Select ‘As Source’ when encoded audio should have the same sample rate as source audio. It is the default preferred setting.

A fixed Sample Rate also can be set from 8000 to 192000 Hz. If the Sample Rate of source audio differs from selected fixed Sample Rate, the output audio will be resampled.

To Audio Converter - AIFF Format Preferences - list of Sample Rates

To Audio Converter - AIFF Format Preferences - list of Sample Rates

Channels

Select ‘As Source’ when encoded audio should have the same number of channels as source audio. It is the default preferred setting.

A fixed number of channels also can be set to:

  • Mono (1 Channel). If the source audio has more than one channel, it will be downmixed to a mono
  • Stereo (2 Channels). If the source audio has more than two channels, it will be downmixed to a stereo