ALAC
E637122
ALAC (Apple Lossless Audio Codec) is Apple’s proprietary lossless audio compression format designed to reduce file size without sacrificing sound quality, commonly used in iTunes and Apple devices.
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
audio codec
ⓘ
audio file format ⓘ lossless audio codec ⓘ |
| abbreviationOf | Apple Lossless Audio Codec NERFINISHED ⓘ |
| audioQuality | CD-quality or better ⓘ |
| backwardCompatibleWith | older iTunes versions (for playback) ⓘ |
| canStore | high-resolution audio ⓘ |
| compressionRatioRange | 40–60% ⓘ |
| compressionType | lossless ⓘ |
| containerFormat |
CAF
ⓘ
MP4 ⓘ |
| decodingComplexity | moderate ⓘ |
| developer | Apple Inc. ⓘ |
| encodingLatency | low ⓘ |
| fileExtension |
.caf
ⓘ
.m4a ⓘ |
| fullName | Apple Lossless Audio Codec NERFINISHED ⓘ |
| initialReleaseYear | 2004 ⓘ |
| isOpenSource | true ⓘ |
| isProprietary | true ⓘ |
| losslessComparedTo | uncompressed PCM audio ⓘ |
| openSourceReleaseYear | 2011 ⓘ |
| optimizedFor | Apple ecosystem NERFINISHED ⓘ |
| relatedCodec | AAC NERFINISHED ⓘ |
| similarTo |
FLAC
NERFINISHED
ⓘ
Monkey's Audio NERFINISHED ⓘ WavPack NERFINISHED ⓘ |
| sourceCodeLicense | Apache License 2.0 NERFINISHED ⓘ |
| specificationPublished | true ⓘ |
| supportsBitDepthUpTo | 32-bit ⓘ |
| supportsChannelsUpTo | 8 ⓘ |
| supportsDRMViaContainer | true ⓘ |
| supportsGaplessPlayback | true ⓘ |
| supportsMetadata | true ⓘ |
| supportsMetadataStandard |
ID3 (via container)
ⓘ
iTunes-style metadata ⓘ |
| supportsSampleRateUpTo | 384 kHz ⓘ |
| supportsStreamingIn | Apple Music lossless tier ⓘ |
| typicalBitDepth |
16-bit
ⓘ
24-bit ⓘ |
| usedIn |
Apple Music
NERFINISHED
ⓘ
Apple Watch NERFINISHED ⓘ HomePod NERFINISHED ⓘ iOS NERFINISHED ⓘ iPadOS NERFINISHED ⓘ iPod NERFINISHED ⓘ iTunes NERFINISHED ⓘ macOS NERFINISHED ⓘ tvOS NERFINISHED ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.