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Add rounding to aq offsets. Fix typo

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siivonek 2020-02-21 13:51:43 +02:00
parent c972ca9067
commit 908ecb1767
1 changed files with 2 additions and 2 deletions
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src/rate_control.c
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@ -333,13 +333,13 @@ void kvz_set_lcu_lambda_and_qp(encoder_state_t * const state,
pos.y + state->tile->lcu_offset_y pos.y + state->tile->lcu_offset_y
}; };
int id = lcu.x + lcu.y * state->tile->frame->width_in_lcu; int id = lcu.x + lcu.y * state->tile->frame->width_in_lcu;
int aq_offset = (int)state->frame->aq_offsets[id]; // TODO: Number stored in aq_offsets may need rounding int aq_offset = round(state->frame->aq_offsets[id]);
state->qp += aq_offset; state->qp += aq_offset;
// Maximum delta QP is clipped between [-26, 25] according to ITU T-REC-H.265 specification chapter 7.4.9.10 Transform unit semantics // Maximum delta QP is clipped between [-26, 25] according to ITU T-REC-H.265 specification chapter 7.4.9.10 Transform unit semantics
// Since this value will be later combined with qp_pred, clip to half of that instead to be safe // Since this value will be later combined with qp_pred, clip to half of that instead to be safe
state->qp = CLIP(state->frame->QP - 13, state->frame->QP + 12, state->qp); state->qp = CLIP(state->frame->QP - 13, state->frame->QP + 12, state->qp);
state->qp = CLIP_TO_QP(state->qp); state->qp = CLIP_TO_QP(state->qp);
state->lambda = qp_to_lamba(state, state->qp); state->lambda = qp_to_lambda(state, state->qp);
state->lambda_sqrt = sqrt(state->lambda); state->lambda_sqrt = sqrt(state->lambda);
} }
} }