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Completely disable intra based model for frame 1

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This commit is contained in:
Joose Sainio 2020-03-04 12:52:13 +02:00
parent 19c79c3e58
commit c9a8f2a596
1 changed files with 8 additions and 20 deletions
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28
src/rate_control.c
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@ -775,10 +775,9 @@ static void update_pic_ck(encoder_state_t * const state, double bpp, double dist
log(bpp / state->frame->new_ratecontrol->intra_pic_bpp); log(bpp / state->frame->new_ratecontrol->intra_pic_bpp);
new_c = distortion / pow(bpp, new_k); new_c = distortion / pow(bpp, new_k);
} }
if (new_k >= 0) { new_k = -bpp * lambda / distortion;
new_k = -bpp * lambda / distortion; new_c = distortion / pow(bpp, new_k);
new_c = distortion / pow(bpp, new_k);
}
new_c = CLIP(+.1, 100.0, new_c); new_c = CLIP(+.1, 100.0, new_c);
new_k = CLIP(-3.0, -0.001, new_k); new_k = CLIP(-3.0, -0.001, new_k);
@ -804,22 +803,11 @@ static void update_ck(encoder_state_t * const state, int ctu_index, int layer)
double new_k = 0, new_c = -1; double new_k = 0, new_c = -1;
if (!state->frame->lcu_stats[ctu_index].skipped) { if (!state->frame->lcu_stats[ctu_index].skipped) {
distortion = MAX(distortion, 0.0001); distortion = MAX(distortion, 0.0001);
if (state->frame->num == 1) {
if (bpp < 0.001) { bpp = CLIP(0.0001, 10.0, bpp);
new_k = state->frame->new_ratecontrol->pic_k_para[layer]; new_k = -bpp * lambda / distortion;
new_c = state->frame->new_ratecontrol->intra_dis[ctu_index] / pow(state->frame->new_ratecontrol->intra_bpp[ctu_index], new_k); new_c = distortion / pow(bpp, new_k);
}
else {
new_k = log(distortion / state->frame->new_ratecontrol->intra_pic_distortion) /
log(bpp / state->frame->new_ratecontrol->intra_pic_bpp);
new_c = distortion / pow(bpp, new_k);
}
}
if(new_k >= 0) {
bpp = CLIP(0.0001, 10.0, bpp);
new_k = -bpp * lambda / distortion;
new_c = distortion / pow(bpp, new_k);
}
new_c = CLIP(+.1, 100.0, new_c); new_c = CLIP(+.1, 100.0, new_c);
new_k = CLIP(-3.0, -0.001, new_k); new_k = CLIP(-3.0, -0.001, new_k);