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Disable debug prints, fix multiple bugs in the calculation

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This commit is contained in:
Joose Sainio 2019-11-07 15:08:57 +02:00
parent 408fd4ccb6
commit d353f7dd1a
2 changed files with 20 additions and 17 deletions
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12
src/encoder_state-ctors_dtors.c
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@ -81,9 +81,9 @@ static int encoder_state_config_frame_init(encoder_state_t * const state) {
state->frame->new_ratecontrol.intra_pic_bpp = 0.0;
state->frame->new_ratecontrol.intra_pic_distortion = 0.0;
state->frame->bpp_d = fopen("bits.txt", "wb");
state->frame->c_d = fopen("c.txt", "wb");
state->frame->k_d = fopen("k.txt", "wb");
// state->frame->bpp_d = fopen("bits.txt", "wb");
// state->frame->c_d = fopen("c.txt", "wb");
// state->frame->k_d = fopen("k.txt", "wb");
return 1;
}
@ -98,9 +98,9 @@ static void encoder_state_config_frame_finalize(encoder_state_t * const state) {
FREE_POINTER(state->frame->new_ratecontrol.k_para[i]);
}
fclose(state->frame->bpp_d);
fclose(state->frame->c_d);
fclose(state->frame->k_d);
// fclose(state->frame->bpp_d);
// fclose(state->frame->c_d);
// fclose(state->frame->k_d);
kvz_image_list_destroy(state->frame->ref);
FREE_POINTER(state->frame->lcu_stats);

25
src/rate_control.c
View file

@ -390,23 +390,24 @@ void kvz_estimate_pic_lambda(encoder_state_t * const state) {
double alpha;
double beta;
//fprintf(state->frame->bpp_d, "Frame %d\tbits:\t%f\n", state->frame->num, bits);
if(state->frame->poc == 0) {
alpha = state->frame->rc_alpha;
beta = state->frame->rc_beta;
}
else {
alpha = -state->frame->new_ratecontrol.pic_c_para[state->frame->gop_offset] *
state->frame->new_ratecontrol.pic_k_para[state->frame->gop_offset];
beta = state->frame->new_ratecontrol.pic_k_para[state->frame->gop_offset] - 1;
alpha = -state->frame->new_ratecontrol.pic_c_para[layer] *
state->frame->new_ratecontrol.pic_k_para[layer];
beta = state->frame->new_ratecontrol.pic_k_para[layer] - 1;
}
double bits = pic_allocate_bits(state);
// fprintf(state->frame->bpp_d, "Frame %d\tbits:\t%f\n", state->frame->num, bits);
state->frame->cur_pic_target_bits = bits;
double est_lambda;
int32_t num_pixels = state->encoder_control->cfg.width * state->encoder_control->cfg.height;
double bpp = bits / num_pixels;
if (state->frame->is_irap) {
state->frame->i_bits_left = bits;
double temp = pow(state->frame->icost / num_pixels, BETA1);
est_lambda = alpha / 256 * pow(temp/bpp, beta);
}
@ -416,20 +417,22 @@ void kvz_estimate_pic_lambda(encoder_state_t * const state) {
double temp_lambda;
if ((temp_lambda = state->frame->new_ratecontrol.previous_lambdas[layer]) > 0.0) {
temp_lambda = CLIP(0.1, 10000.0, temp_lambda);
est_lambda = CLIP(temp_lambda * pow(2.0, -1), temp_lambda * 2, est_lambda);
}
if((temp_lambda = state->frame->new_ratecontrol.previous_frame_lambda) > 0.0) {
temp_lambda = CLIP(0.1, 2000.0, temp_lambda);
est_lambda = CLIP(temp_lambda * pow(2.0, -10.0 / 3.0), temp_lambda * pow(2.0, 10.0 / 3.0), est_lambda);
}
est_lambda = MAX(est_lambda, 0.1);
est_lambda = CLIP(0.1, 10000.0, est_lambda);
double total_weight = 0;
if(!state->frame->is_irap) {
double best_lambda = est_lambda;
if(!state->encoder_control->cfg.frame_allocation) {
double best_lambda = 0.0;
temp_lambda = est_lambda;
double taylor_e3;
int iteration_number = 0;
@ -447,7 +450,7 @@ void kvz_estimate_pic_lambda(encoder_state_t * const state) {
}
while (fabs(taylor_e3 - bits) > 0.01 && iteration_number <= 11);
}
total_weight = calculate_weights(state, layer, ctu_count, est_lambda);
total_weight = calculate_weights(state, layer, ctu_count, best_lambda);
}
else {
for (int i = 0; i < ctu_count; ++i) {
@ -663,8 +666,8 @@ static void update_pic_ck(encoder_state_t * const state, double bpp, double dist
state->frame->new_ratecontrol.pic_c_para[layer] = new_c;
state->frame->new_ratecontrol.pic_k_para[layer] = new_k;
}
//fprintf(state->frame->c_d, "Frame %d\tC:\t%f\tbpp\t%f\tdistortion\t%f\tlambda\t%f\n", state->frame->num, new_c, bpp, distortion, lambda);
//fprintf(state->frame->k_d, "Frame %d\tK:\t%f\tbpp\t%f\tdistortion\t%f\tlambda\t%f\n", state->frame->num, new_k, bpp, distortion, lambda);
// fprintf(state->frame->c_d, "Frame %d\tC:\t%f\tbpp\t%f\tdistortion\t%f\tlambda\t%f\n", state->frame->num, new_c, bpp, distortion, lambda);
// fprintf(state->frame->k_d, "Frame %d\tK:\t%f\tbpp\t%f\tdistortion\t%f\tlambda\t%f\n", state->frame->num, new_k, bpp, distortion, lambda);
}
@ -707,8 +710,8 @@ static void update_ck(encoder_state_t * const state, int ctu_index, int layer)
state->frame->new_ratecontrol.k_para[layer][ctu_index] = new_k;
}
}
//fprintf(state->frame->c_d, "CTU %d\tC:\t%f\tbpp\t%f\tdistortion\t%f\tlambda\t%f\n", ctu_index, new_c, bpp, distortion, lambda);
//fprintf(state->frame->k_d, "CTU %d\tK:\t%f\tbpp\t%f\tdistortion\t%f\tlambda\t%f\n", ctu_index, new_k, bpp, distortion, lambda);
// fprintf(state->frame->c_d, "CTU %d\tC:\t%f\tbpp\t%f\tdistortion\t%f\tlambda\t%f\n", ctu_index, new_c, bpp, distortion, lambda);
// fprintf(state->frame->k_d, "CTU %d\tK:\t%f\tbpp\t%f\tdistortion\t%f\tlambda\t%f\n", ctu_index, new_k, bpp, distortion, lambda);
}