Glossary Of Audio Terms
From Hydrogenaudio Knowledgebase
A
- AAC → Advanced Audio Coding
- ABR → Average Bitrate
- Absolute Threshold of Hearing
- ABX (testing)
- AC3
- Advanced Audio Coding
- Advanced SCSI Programming Interface
- Aliasing
- AltPresets
- Ambisonics
- Amplitude
- APE → Monkey's Audio
- APE tags
- Artifact
- ATH → Absolute Threshold of Hearing
- ASIO → Audio Stream Input/Output
- ASPI → Advanced SCSI Programming Interface
- Audio Stream Input/Output
- Average Bitrate
B
- Band reject → Bandstop filter
- Bandpass filter
- Bandstop filter
- Bandwidth
- Bark
- Bel
- Bit depth
- Bit reservoir
- Bitrate
- Bits per sample → Bit depth
- Blind test
- Block switching
- BSAC (Bit-sliced arithmetic coding)
C
- CBR → Constant Bitrate
- Channel coupling
- Clipping
- Codec
- Constant Bitrate
- Constant bitrate coding → Constant Bitrate
- Container format
- Critical band
- C1/C2 errors
D
- dB → Bel
- DC coefficient
- DCT → Discrete Cosine Transform
- DCT coefficient
- Decibel → Bel
- Digital Radio Mondiale
- Digital Rights Management
- Digital Signal Processor
- Discrete Cosine Transform
- Distortion → Artifact
- Dither
- DRM → Digital Radio Mondiale
- DRM → Digital Rights Management
- DSP → Digital Signal Processor
- DTS
F
- Fast Fourier Transform
- FFT → Fast Fourier Transform
- Filterbank
- Finite Impulse Response Filters
- FIR filter → Finite Impulse Response Filter
- FLAC → Free Lossless Audio Codec
- Free Lossless Audio Codec
- Frequency
- Frequency domain
H
- Harmonics
- Highpass
- Huffman coding
- HDMI (High Definition Multimedia Interface)
I
- ID3
- IIR filter → Infinite Impulse Response Filter
- Impulse
- Infinite Impulse Response Filters
- Intensity stereo
- Inverse mix
J
L
- LFE (Low Frequency Extension)
- Linear Predictive Coding
- LPAC → Lossless Predictive Audio Compression
- LPC (Linear Predictive Coding)
- Long block
- Lossless
- Lossless Predictive Audio Compression
- Lossy
- Lowpass
- LTQ (Level of Threshold in Quiet) → Absolute Threshold of Hearing
M
- Masking
- MDCT → Modified Discrete Cosine Transform
- Metadata
- Mid-side stereo
- Modified Discrete Cosine Transform
- Monkey's Audio
- MP+ → Musepack
- MP3 (MPEG 1 Audio Layer 3)
- MP3Pro
- MPC → Musepack
- Mpeg Plus → Musepack
- Mpeg (Motion Picture Expert Group)
- MPEG-4
- Multichannel
- Musepack
N
- Neural network
- Noise shaping
- Noise normalization
- Notch filter
- Nyquist frequency
- Nyquist rate
- Nyquist sampling theorem
O
P
- Parametric stereo
- PCM → Pulse Code Modulation
- Perceptual Noise Substitution
- PNS → Perceptual Noise Substitution
- Point stereo
- Post echo
- Post-masking
- Pre echo
- Pre-masking
- PS → Parametric stereo
- Psychoacoustic
- Psychoacoustic model → Psychoacoustic#Psychoacoustic model
- Pulse Code Modulation
Q
R
S
- Sample rate → Sampling rate
- Sampling frequency → Sampling rate
- Sampling rate
- SBR → Spectral Band Replication
- Scale factor
- Scale factor band → Scale factor
- SHN → Shorten
- Short block
- Shorten
- Sigma Delta Modulation
- Signal-to-noise ratio
- S/N → Signal-to-noise ratio
- SNR → Signal-to-noise ratio
- Spectral Band Replication
- Spectrogram
- S/PDIF (Sony-Phillips Digital Interface)
- Streaming
- Subband
- SZIP
T
- TTA (True Tap Audio)
- Temporal accuracy
- Temporal smearing
- Temporal Noise Shaping
- Time domain
- TNS → Temporal Noise Shaping
- Tonal signals → Tonality
- Tonality
- Tonality estimation → Tonality
- Transcoding
- Transform
- Transient
- Transient smearing
- Transparency
- Tremor
U
V
- Variable Bitrate
- Variable Bitrate Coding → Variable Bitrate
- VBR → Variable Bitrate
- Vector quantization
- Vorbis
W
- WAV
- Wavelets
- WavPack
- Window function
- WMA → Windows Media Audio
- Windows Media Audio
