Found 1 record for the .IMA4 file extension name
.flac - Audio files encoded by Flac - free lossless audio codec
.cda - CD Audio track
.wv - WavPack lossless compressed audio file
.amr - Adaptive Multi-Rate compressed audio
.gp3 - Guitar Pro 3 project
.dvf - Sony DV voice file
.mus - Music file format
.aa - Audible Audio file - downloadable audio books
file extension IMA4 - Apple QuickTime IMA4 encoded audio file
.IMA4File extension IMA4 description:
QuickTime files can store either mono or stereo IMA ADPCM data. Files with IMA data contain the codec fourcc "ima4" in the audio stsd atom. The files store the data in blocks of nibbles. The individual IMA samples are never interleaved; one block of IMA nibbles represents either all left-channel or all right-channel PCM samples.
Associated applications to file extension IMA4:
Company / developer:
Apple, Inc.
Apple QuickTime
The QuickTime family of digital media creation, delivery and playback software lets you deliver live or pre-recorded video and audio to an audience of any size. When combined with QuickTime Player and QuickTime Pro, these applications work together to provide the industry’s first end-to-end, standards-based digital media delivery system.