Consent: A step taken in the ITU-T to formally move forward a text as a candidate for final approval (the primary stage of the ITU-T "alternative approval process").
CTC: Common test conditions.
CVS: Coded video sequence.
DCT: Discrete cosine transform (sometimes used loosely to refer to other transforms with conceptually similar characteristics).
DCTIF: DCT-derived interpolation filter.
DIS: Draft international standard – the second formal ballot stage of the approval process in ISO/IEC.
DF: Deblocking filter.
DRC: Dynamic resolution conversion (synonymous with ARC).
DT: Decoding time.
ECS: Entropy coding synchronization (typically synonymous with WPP).
EPB: Emulation prevention byte (as in the emulation_prevention_byte syntax element).