int16_t (*blocks[MAX_COMPONENTS])[64]; ///< intermediate sums (progressive mode)
uint8_t *last_nnz[MAX_COMPONENTS];
uint64_t coefs_finished[MAX_COMPONENTS]; ///< bitmask of which coefs have been completely decoded (progressive mode)
+ int palette_index;
ScanTable scantable;
DSPContext dsp;
HpelDSPContext hdsp;