Common abbreviations/shorthands we use that don't need a comment
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 dsp: digital signal processing
 dst/adst: (asymmetric) discrete sine transform
 ec: entropy coding or error concealment
 er: error resilience
 fdct/idct: forward/inverse discrete cosine transform
 fft: fast Fourier transform
 gop: group of pictures
 hw/sw: hardware/software
 lp: lowpass
 lpf: loop filter
 lut: lookup table
 mb: macroblock
 mc: motion compensation
 me: motion estimation
 mv: motion vector
 nal: network abstraction layer
 pel/qpel/epel/hpel/fpel: pixel / quarter-pixel / eighth-pixel / half-pixel / full-pixel
 pp: post process
 qp: quantization parameter
 rc: rate control
 sei: supplemental enhancement information
 sl: slice
 vlc: variable length coding
 vq: vector quantization