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Bit Rate Reduction

Bit Rate Reduction, or BRR, also called Bit Rate Reduced, is a name given to an audio compression method used on the SPC700 sound coprocessor used in the SNES, as well as the audio processors of the Philips CD-i, the PlayStation, and the Apple Macintosh Quadra series. The method is a form of ADPCM.

Decompression algorithm & Overview

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Decompression algorithm

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Map overview Semantic statistics

Bit Rate Reduction

Nodes22
Edges21
Triples1
Avg. degree1.91
Density0.090909
Components1

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Important terminology

samples brr bytes bit filter 16 displaystyle block playstation spc700 coefficients signed compression method algorithm snes pcm using downquantized version

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
a MiniDiscinstance ofBRR with error correction-aware interpolation for reading from a disc medium0.80text

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