void ff_jpegls_init_state(JLSState *state){ int i; state->twonear = state->near * 2 + 1; state->range = ((state->maxval + state->twonear - 1) / state->twonear) + 1; // QBPP = ceil(log2(RANGE)) for(state->qbpp = 0; (1 << state->qbpp) < state->range; state->qbpp++); if(state->bpp < 8) state->limit = 16 + 2 * state->bpp - state->qbpp; else state->limit = (4 * state->bpp) - state->qbpp; for(i = 0; i < 367; i++) { state->A[i] = FFMAX((state->range + 32) >> 6, 2); state->N[i] = 1; } }