What is the difference between .sph and .ima?
- Extension
- .sph
- .ima
- Format
- Binary
- Binary
- Category
- Audio
- Audio
- Developer
- NIST
- IBM
- Description
- Waveform audio file created in the NIST SPHERE format, which is often used in speech recognition research; often contains a recording of a person speaking; can be provided as input to speech recognition systems.
- A headerless file of IMA ADPCM audio data. IMA ADPCM claims 16-bit precision packed into only 4 bits, but in fact sounds no better than .vox.
- MIME Type
- audio/x-nist-sph
- audio/x-adpcm