diff options
Diffstat (limited to 'decoder/drc_src/impd_drc_dec.c')
| -rw-r--r-- | decoder/drc_src/impd_drc_dec.c | 601 |
1 files changed, 295 insertions, 306 deletions
diff --git a/decoder/drc_src/impd_drc_dec.c b/decoder/drc_src/impd_drc_dec.c index 0e32e46..32da663 100644 --- a/decoder/drc_src/impd_drc_dec.c +++ b/decoder/drc_src/impd_drc_dec.c @@ -27,352 +27,341 @@ #include "impd_drc_filter_bank.h" #include "impd_drc_multi_band.h" +WORD32 impd_init_drc_params(WORD32 frame_size, WORD32 sample_rate, + WORD32 gain_delay_samples, WORD32 delay_mode, + WORD32 sub_band_domain_mode, + ia_drc_params_struct* ia_drc_params_struct) { + WORD32 k; + if (frame_size < 1 || frame_size > AUDIO_CODEC_FRAME_SIZE_MAX) { + return -1; + } -WORD32 impd_init_drc_params(WORD32 frame_size, - WORD32 sample_rate, - WORD32 gain_delay_samples, - WORD32 delay_mode, - WORD32 sub_band_domain_mode, - ia_drc_params_struct* ia_drc_params_struct) -{ - WORD32 k; - if (frame_size < 1|| frame_size > AUDIO_CODEC_FRAME_SIZE_MAX) - { - return -1; - } + if (sample_rate < 1000) { + return -1; + } - if (sample_rate < 1000) - { - return -1; - } + ia_drc_params_struct->drc_frame_size = frame_size; - ia_drc_params_struct->drc_frame_size = frame_size; + if (ia_drc_params_struct->drc_frame_size < 0.001f * sample_rate) { + return -1; + } - if (ia_drc_params_struct->drc_frame_size < 0.001f * sample_rate) - { - return -1; - } + ia_drc_params_struct->sample_rate = sample_rate; - ia_drc_params_struct->sample_rate = sample_rate; + ia_drc_params_struct->delta_tmin_default = impd_get_delta_tmin(sample_rate); - ia_drc_params_struct->delta_tmin_default = impd_get_delta_tmin(sample_rate); + if (ia_drc_params_struct->delta_tmin_default > + ia_drc_params_struct->drc_frame_size) { + return -1; + } - if (ia_drc_params_struct->delta_tmin_default > ia_drc_params_struct->drc_frame_size) - { - return -1; - } + if ((delay_mode != DELAY_MODE_REGULAR_DELAY) && + (delay_mode != DELAY_MODE_LOW_DELAY)) { + return -1; + } - if ((delay_mode != DELAY_MODE_REGULAR_DELAY) && (delay_mode != DELAY_MODE_LOW_DELAY)) - { - return -1; - } + ia_drc_params_struct->delay_mode = delay_mode; - ia_drc_params_struct->delay_mode = delay_mode; + ia_drc_params_struct->drc_set_counter = 0; + ia_drc_params_struct->multiband_sel_drc_idx = -1; - ia_drc_params_struct->drc_set_counter = 0; - ia_drc_params_struct->multiband_sel_drc_idx = -1; + for (k = 0; k < SEL_DRC_COUNT; k++) { + ia_drc_params_struct->sel_drc_array[k].drc_instructions_index = -1; + ia_drc_params_struct->sel_drc_array[k].dwnmix_instructions_index = -1; + ia_drc_params_struct->sel_drc_array[k].drc_coeff_idx = -1; + } - for (k = 0; k < SEL_DRC_COUNT; k++) - { - ia_drc_params_struct->sel_drc_array[k].drc_instructions_index = -1; - ia_drc_params_struct->sel_drc_array[k].dwnmix_instructions_index = -1; - ia_drc_params_struct->sel_drc_array[k].drc_coeff_idx = -1; - } + if ((gain_delay_samples > MAX_SIGNAL_DELAY) || (gain_delay_samples < 0)) { + return -1; + } else { + ia_drc_params_struct->gain_delay_samples = gain_delay_samples; + } - if ((gain_delay_samples > MAX_SIGNAL_DELAY) || (gain_delay_samples < 0)) - { - return -1; - } - else - { - ia_drc_params_struct->gain_delay_samples = gain_delay_samples; - } - - switch (sub_band_domain_mode) - { + switch (sub_band_domain_mode) { case SUBBAND_DOMAIN_MODE_OFF: case SUBBAND_DOMAIN_MODE_QMF64: case SUBBAND_DOMAIN_MODE_QMF71: case SUBBAND_DOMAIN_MODE_STFT256: - ia_drc_params_struct->sub_band_domain_mode = sub_band_domain_mode; - break; + ia_drc_params_struct->sub_band_domain_mode = sub_band_domain_mode; + break; default: - return -1; - break; - } + return -1; + break; + } - ia_drc_params_struct->parametric_drc_delay = 0; - ia_drc_params_struct->eq_delay = 0; + ia_drc_params_struct->parametric_drc_delay = 0; + ia_drc_params_struct->eq_delay = 0; - return 0; + return 0; } - -WORD32 impd_select_drc_coefficients(ia_drc_config* drc_config, - ia_uni_drc_coeffs_struct** drc_coefficients_drc, - WORD32* drc_coefficients_selected) -{ - WORD32 i; - WORD32 cof1 = -1; - WORD32 cof0 = -1; - for(i=0; i<drc_config->drc_coefficients_drc_count; i++) - { - if (drc_config->str_p_loc_drc_coefficients_uni_drc[i].drc_location == 1) - { - if (drc_config->str_p_loc_drc_coefficients_uni_drc[i].version == 0) - { - cof0 = i; - *drc_coefficients_selected = cof0; - } - else - { - cof1 = i; - *drc_coefficients_selected = cof1; - } - } - } - - - if (cof1 >= 0) { - *drc_coefficients_drc = &(drc_config->str_p_loc_drc_coefficients_uni_drc[cof1]); +WORD32 impd_select_drc_coefficients( + ia_drc_config* drc_config, ia_uni_drc_coeffs_struct** drc_coefficients_drc, + WORD32* drc_coefficients_selected) { + WORD32 i; + WORD32 cof1 = -1; + WORD32 cof0 = -1; + for (i = 0; i < drc_config->drc_coefficients_drc_count; i++) { + if (drc_config->str_p_loc_drc_coefficients_uni_drc[i].drc_location == 1) { + if (drc_config->str_p_loc_drc_coefficients_uni_drc[i].version == 0) { + cof0 = i; + *drc_coefficients_selected = cof0; + } else { + cof1 = i; + *drc_coefficients_selected = cof1; + } } - else if (cof0 >= 0) { - *drc_coefficients_drc = &(drc_config->str_p_loc_drc_coefficients_uni_drc[cof0]); - } - else { - *drc_coefficients_drc = NULL; - } - - - return 0; + } + + if (cof1 >= 0) { + *drc_coefficients_drc = + &(drc_config->str_p_loc_drc_coefficients_uni_drc[cof1]); + } else if (cof0 >= 0) { + *drc_coefficients_drc = + &(drc_config->str_p_loc_drc_coefficients_uni_drc[cof0]); + } else { + *drc_coefficients_drc = NULL; + } + + return 0; } - -WORD32 impd_init_selected_drc_set(ia_drc_config* drc_config, - ia_drc_params_struct* ia_drc_params_struct, - ia_parametric_drc_params_struct* p_parametric_drc_params, - WORD32 audio_num_chan, - WORD32 drc_set_id_selected, - WORD32 downmix_id_selected, - ia_filter_banks_struct* ia_filter_banks_struct, - ia_overlap_params_struct* pstr_overlap_params - - , shape_filter_block* shape_filter_block - ) -{ - WORD32 g, n, c, err = 0; - WORD32 channel_count = 0; - WORD32 i; - - ia_drc_instructions_struct* drc_instructions_uni_drc = NULL; - ia_uni_drc_coeffs_struct* drc_coefficients_uni_drc = NULL; - WORD32 selected_drc_is_multiband = 0; - WORD32 drc_instructions_selected = -1; - WORD32 downmix_instructions_selected = -1; - WORD32 drc_coefficients_selected = -1; - p_parametric_drc_params->parametric_drc_instance_count = 0; - - if (drc_config->drc_coefficients_drc_count && drc_config->str_p_loc_drc_coefficients_uni_drc->drc_frame_size_present) - { - if (drc_config->str_p_loc_drc_coefficients_uni_drc->drc_frame_size != ia_drc_params_struct->drc_frame_size) - { - return -1; - } - } - - - for(n=0; n<drc_config->drc_instructions_count_plus; n++) - { - if (drc_config->str_drc_instruction_str[n].drc_set_id == drc_set_id_selected) - break; - } - if (n == drc_config->drc_instructions_count_plus) - { - return -1; +WORD32 impd_init_selected_drc_set( + ia_drc_config* drc_config, ia_drc_params_struct* ia_drc_params_struct, + ia_parametric_drc_params_struct* p_parametric_drc_params, + WORD32 audio_num_chan, WORD32 drc_set_id_selected, + WORD32 downmix_id_selected, ia_filter_banks_struct* ia_filter_banks_struct, + ia_overlap_params_struct* pstr_overlap_params + + , + shape_filter_block* shape_filter_block) { + WORD32 g, n, c, err = 0; + WORD32 channel_count = 0; + WORD32 i; + + ia_drc_instructions_struct* drc_instructions_uni_drc = NULL; + ia_uni_drc_coeffs_struct* drc_coefficients_uni_drc = NULL; + WORD32 selected_drc_is_multiband = 0; + WORD32 drc_instructions_selected = -1; + WORD32 downmix_instructions_selected = -1; + WORD32 drc_coefficients_selected = -1; + p_parametric_drc_params->parametric_drc_instance_count = 0; + + if (drc_config->drc_coefficients_drc_count && + drc_config->str_p_loc_drc_coefficients_uni_drc->drc_frame_size_present) { + if (drc_config->str_p_loc_drc_coefficients_uni_drc->drc_frame_size != + ia_drc_params_struct->drc_frame_size) { + return -1; } - drc_instructions_selected = n; - drc_instructions_uni_drc = &(drc_config->str_drc_instruction_str[drc_instructions_selected]); - - if (downmix_id_selected == ID_FOR_BASE_LAYOUT) - { - channel_count = drc_config->channel_layout.base_channel_count; + } + + for (n = 0; n < drc_config->drc_instructions_count_plus; n++) { + if (drc_config->str_drc_instruction_str[n].drc_set_id == + drc_set_id_selected) + break; + } + if (n == drc_config->drc_instructions_count_plus) { + return -1; + } + drc_instructions_selected = n; + drc_instructions_uni_drc = + &(drc_config->str_drc_instruction_str[drc_instructions_selected]); + + if (downmix_id_selected == ID_FOR_BASE_LAYOUT) { + channel_count = drc_config->channel_layout.base_channel_count; + } else if (downmix_id_selected == ID_FOR_ANY_DOWNMIX) { + channel_count = audio_num_chan; + } else { + for (n = 0; n < drc_config->dwnmix_instructions_count; n++) { + if (drc_config->dwnmix_instructions[n].downmix_id == downmix_id_selected) + break; } - else if (downmix_id_selected == ID_FOR_ANY_DOWNMIX) - { - channel_count = audio_num_chan; + if (n == drc_config->dwnmix_instructions_count) { + return (UNEXPECTED_ERROR); } - else - { - for(n=0; n<drc_config->dwnmix_instructions_count; n++) - { - if (drc_config->dwnmix_instructions[n].downmix_id == downmix_id_selected) - break; - } - if (n == drc_config->dwnmix_instructions_count) - { - return (UNEXPECTED_ERROR); - } - channel_count = drc_config->dwnmix_instructions[n].target_channel_count; - - downmix_instructions_selected = n; + channel_count = drc_config->dwnmix_instructions[n].target_channel_count; + + downmix_instructions_selected = n; + } + drc_instructions_uni_drc->audio_num_chan = channel_count; + + if (drc_instructions_uni_drc->drc_set_id <= 0) { + drc_coefficients_selected = 0; + } else { + err = impd_select_drc_coefficients(drc_config, &drc_coefficients_uni_drc, + &drc_coefficients_selected); + } + + ia_drc_params_struct->sel_drc_array[ia_drc_params_struct->drc_set_counter] + .drc_instructions_index = drc_instructions_selected; + ia_drc_params_struct->sel_drc_array[ia_drc_params_struct->drc_set_counter] + .dwnmix_instructions_index = downmix_instructions_selected; + ia_drc_params_struct->sel_drc_array[ia_drc_params_struct->drc_set_counter] + .drc_coeff_idx = drc_coefficients_selected; + + if ((drc_instructions_uni_drc->downmix_id[0] == ID_FOR_ANY_DOWNMIX) || + (drc_instructions_uni_drc->dwnmix_id_count > 1)) { + WORD32 idx = drc_instructions_uni_drc->gain_set_index[0]; + for (c = 0; c < drc_instructions_uni_drc->audio_num_chan; c++) { + drc_instructions_uni_drc->channel_group_of_ch[c] = (idx >= 0) ? 0 : -1; } - drc_instructions_uni_drc->audio_num_chan = channel_count; - - if (drc_instructions_uni_drc->drc_set_id <= 0) - { - drc_coefficients_selected = 0; + } + + for (g = 0; g < drc_instructions_uni_drc->num_drc_ch_groups; g++) { + drc_instructions_uni_drc->num_chan_per_ch_group[g] = 0; + for (c = 0; c < drc_instructions_uni_drc->audio_num_chan; c++) { + if (drc_instructions_uni_drc->channel_group_of_ch[c] == g) { + drc_instructions_uni_drc->num_chan_per_ch_group[g]++; + } } - else - { - err = impd_select_drc_coefficients(drc_config, &drc_coefficients_uni_drc, &drc_coefficients_selected); + } + + if (drc_instructions_uni_drc->drc_set_effect & + (EFFECT_BIT_DUCK_OTHER | EFFECT_BIT_DUCK_SELF)) { + drc_instructions_uni_drc->multiband_audio_sig_count = + drc_instructions_uni_drc->audio_num_chan; + } else { + drc_instructions_uni_drc->multiband_audio_sig_count = 0; + for (c = 0; c < drc_instructions_uni_drc->audio_num_chan; c++) { + g = drc_instructions_uni_drc->channel_group_of_ch[c]; + if (g < 0) { + drc_instructions_uni_drc->multiband_audio_sig_count++; + } else { + drc_instructions_uni_drc->multiband_audio_sig_count += + drc_instructions_uni_drc->band_count_of_ch_group[g]; + } } + } - ia_drc_params_struct->sel_drc_array[ia_drc_params_struct->drc_set_counter].drc_instructions_index = drc_instructions_selected; - ia_drc_params_struct->sel_drc_array[ia_drc_params_struct->drc_set_counter].dwnmix_instructions_index = downmix_instructions_selected; - ia_drc_params_struct->sel_drc_array[ia_drc_params_struct->drc_set_counter].drc_coeff_idx = drc_coefficients_selected; - - if ((drc_instructions_uni_drc->downmix_id[0] == ID_FOR_ANY_DOWNMIX) || (drc_instructions_uni_drc->dwnmix_id_count > 1)) - { - WORD32 idx = drc_instructions_uni_drc->gain_set_index[0]; - for (c=0; c<drc_instructions_uni_drc->audio_num_chan; c++) - { - drc_instructions_uni_drc->channel_group_of_ch[c] = (idx >= 0) ? 0 : -1; - } + for (g = 0; g < drc_instructions_uni_drc->num_drc_ch_groups; g++) { + if (g == 0) { + drc_instructions_uni_drc->parametric_drc_look_ahead_samples_max = 0; } - - for (g=0; g<drc_instructions_uni_drc->num_drc_ch_groups; g++) { - drc_instructions_uni_drc->num_chan_per_ch_group[g] = 0; - for (c=0; c<drc_instructions_uni_drc->audio_num_chan; c++) { - if (drc_instructions_uni_drc->channel_group_of_ch[c] == g) { - drc_instructions_uni_drc->num_chan_per_ch_group[g]++; - } + if (drc_instructions_uni_drc->ch_group_parametric_drc_flag[g] == 0) { + if (drc_instructions_uni_drc->band_count_of_ch_group[g] > 1) { + if (ia_drc_params_struct->multiband_sel_drc_idx != -1) { + return (UNEXPECTED_ERROR); } - } - - if (drc_instructions_uni_drc->drc_set_effect & (EFFECT_BIT_DUCK_OTHER | EFFECT_BIT_DUCK_SELF)) { - drc_instructions_uni_drc->multiband_audio_sig_count = drc_instructions_uni_drc->audio_num_chan; + selected_drc_is_multiband = 1; + } } else { - drc_instructions_uni_drc->multiband_audio_sig_count = 0; - for (c=0; c<drc_instructions_uni_drc->audio_num_chan; c++) { - g = drc_instructions_uni_drc->channel_group_of_ch[c]; - if (g < 0) { - drc_instructions_uni_drc->multiband_audio_sig_count++; - } else { - drc_instructions_uni_drc->multiband_audio_sig_count += drc_instructions_uni_drc->band_count_of_ch_group[g]; - } + WORD32 gain_set_index = + drc_instructions_uni_drc->gain_set_idx_of_ch_group_parametric_drc[g]; + WORD32 parametric_drc_id = + drc_config->str_drc_config_ext.str_drc_coeff_param_drc + .str_parametric_drc_gain_set_params[gain_set_index] + .parametric_drc_id; + WORD32 parametric_drc_look_ahead_samples = 0; + ia_parametric_drc_instructions_struct* str_parametric_drc_instructions; + + for (i = 0; + i < drc_config->str_drc_config_ext.parametric_drc_instructions_count; + i++) { + if (parametric_drc_id == + drc_config->str_drc_config_ext.str_parametric_drc_instructions[i] + .parametric_drc_id) + break; + } + if (i == + drc_config->str_drc_config_ext.parametric_drc_instructions_count) { + return (UNEXPECTED_ERROR); + } + str_parametric_drc_instructions = + &drc_config->str_drc_config_ext.str_parametric_drc_instructions[i]; + + p_parametric_drc_params->parametric_drc_idx + [p_parametric_drc_params->parametric_drc_instance_count] = i; + p_parametric_drc_params->gain_set_index + [p_parametric_drc_params->parametric_drc_instance_count] = + gain_set_index; + if (drc_instructions_uni_drc->drc_apply_to_dwnmix == 0) { + p_parametric_drc_params->dwnmix_id_from_drc_instructions + [p_parametric_drc_params->parametric_drc_instance_count] = + ID_FOR_BASE_LAYOUT; + } else { + if (drc_instructions_uni_drc->dwnmix_id_count > 1) { + p_parametric_drc_params->dwnmix_id_from_drc_instructions + [p_parametric_drc_params->parametric_drc_instance_count] = + ID_FOR_ANY_DOWNMIX; + } else { + p_parametric_drc_params->dwnmix_id_from_drc_instructions + [p_parametric_drc_params->parametric_drc_instance_count] = + drc_instructions_uni_drc->downmix_id[0]; } - } - - for (g=0; g<drc_instructions_uni_drc->num_drc_ch_groups; g++) - { - if (g==0) { - drc_instructions_uni_drc->parametric_drc_look_ahead_samples_max = 0; + } + p_parametric_drc_params->audio_num_chan = channel_count; + for (i = 0; i < p_parametric_drc_params->audio_num_chan; i++) { + if (drc_instructions_uni_drc->channel_group_of_ch[i] == g) { + p_parametric_drc_params->channel_map + [p_parametric_drc_params->parametric_drc_instance_count][i] = 1; + } else { + p_parametric_drc_params->channel_map + [p_parametric_drc_params->parametric_drc_instance_count][i] = 0; } - if (drc_instructions_uni_drc->ch_group_parametric_drc_flag[g] == 0) { - if (drc_instructions_uni_drc->band_count_of_ch_group[g] > 1) - { - if (ia_drc_params_struct->multiband_sel_drc_idx != -1) - { - return (UNEXPECTED_ERROR); - } - selected_drc_is_multiband = 1; - } + } + drc_instructions_uni_drc->parametric_drc_look_ahead_samples[g] = 0; + if (str_parametric_drc_instructions->parametric_drc_look_ahead_flag) { + parametric_drc_look_ahead_samples = (WORD32)( + (FLOAT32) + str_parametric_drc_instructions->parametric_drc_look_ahead * + (FLOAT32)p_parametric_drc_params->sampling_rate * 0.001f); + } else { + if (str_parametric_drc_instructions->parametric_drc_type == + PARAM_DRC_TYPE_FF) { + parametric_drc_look_ahead_samples = (WORD32)( + 10.0f * (FLOAT32)p_parametric_drc_params->sampling_rate * 0.001f); + } else if (str_parametric_drc_instructions->parametric_drc_type == + PARAM_DRC_TYPE_LIM) { + parametric_drc_look_ahead_samples = (WORD32)( + 5.0f * (FLOAT32)p_parametric_drc_params->sampling_rate * 0.001f); } else { - WORD32 gain_set_index = drc_instructions_uni_drc->gain_set_idx_of_ch_group_parametric_drc[g]; - WORD32 parametric_drc_id = drc_config->str_drc_config_ext.str_drc_coeff_param_drc.str_parametric_drc_gain_set_params[gain_set_index].parametric_drc_id; - WORD32 parametric_drc_look_ahead_samples = 0; - ia_parametric_drc_instructions_struct* str_parametric_drc_instructions; - - for(i=0; i<drc_config->str_drc_config_ext.parametric_drc_instructions_count; i++) - { - if (parametric_drc_id == drc_config->str_drc_config_ext.str_parametric_drc_instructions[i].parametric_drc_id) break; - } - if (i == drc_config->str_drc_config_ext.parametric_drc_instructions_count) - { - return (UNEXPECTED_ERROR); - } - str_parametric_drc_instructions = &drc_config->str_drc_config_ext.str_parametric_drc_instructions[i]; - - p_parametric_drc_params->parametric_drc_idx[p_parametric_drc_params->parametric_drc_instance_count] = i; - p_parametric_drc_params->gain_set_index[p_parametric_drc_params->parametric_drc_instance_count] = gain_set_index; - if (drc_instructions_uni_drc->drc_apply_to_dwnmix == 0) { - p_parametric_drc_params->dwnmix_id_from_drc_instructions[p_parametric_drc_params->parametric_drc_instance_count] = ID_FOR_BASE_LAYOUT; - } else { - if (drc_instructions_uni_drc->dwnmix_id_count > 1) { - p_parametric_drc_params->dwnmix_id_from_drc_instructions[p_parametric_drc_params->parametric_drc_instance_count] = ID_FOR_ANY_DOWNMIX; - } else { - p_parametric_drc_params->dwnmix_id_from_drc_instructions[p_parametric_drc_params->parametric_drc_instance_count] = drc_instructions_uni_drc->downmix_id[0]; - } - } - p_parametric_drc_params->audio_num_chan = channel_count; - for (i=0; i<p_parametric_drc_params->audio_num_chan;i++) { - if (drc_instructions_uni_drc->channel_group_of_ch[i] == g) { - p_parametric_drc_params->channel_map[p_parametric_drc_params->parametric_drc_instance_count][i] = 1; - } else { - p_parametric_drc_params->channel_map[p_parametric_drc_params->parametric_drc_instance_count][i] = 0; - } - } - drc_instructions_uni_drc->parametric_drc_look_ahead_samples[g] = 0; - if (str_parametric_drc_instructions->parametric_drc_look_ahead_flag) { - parametric_drc_look_ahead_samples = (WORD32)((FLOAT32)str_parametric_drc_instructions->parametric_drc_look_ahead*(FLOAT32)p_parametric_drc_params->sampling_rate*0.001f); - } else { - if (str_parametric_drc_instructions->parametric_drc_type == PARAM_DRC_TYPE_FF) - { - parametric_drc_look_ahead_samples = (WORD32)(10.0f*(FLOAT32)p_parametric_drc_params->sampling_rate*0.001f); - } - else if (str_parametric_drc_instructions->parametric_drc_type == PARAM_DRC_TYPE_LIM) - { - parametric_drc_look_ahead_samples = (WORD32)(5.0f*(FLOAT32)p_parametric_drc_params->sampling_rate*0.001f); - } else - { - return (UNEXPECTED_ERROR); - } - } - drc_instructions_uni_drc->parametric_drc_look_ahead_samples[g] = parametric_drc_look_ahead_samples; - if (drc_instructions_uni_drc->parametric_drc_look_ahead_samples_max < drc_instructions_uni_drc->parametric_drc_look_ahead_samples[g]) - { - drc_instructions_uni_drc->parametric_drc_look_ahead_samples_max = drc_instructions_uni_drc->parametric_drc_look_ahead_samples[g]; - } - p_parametric_drc_params->parametric_drc_instance_count += 1; - selected_drc_is_multiband = 0; + return (UNEXPECTED_ERROR); } + } + drc_instructions_uni_drc->parametric_drc_look_ahead_samples[g] = + parametric_drc_look_ahead_samples; + if (drc_instructions_uni_drc->parametric_drc_look_ahead_samples_max < + drc_instructions_uni_drc->parametric_drc_look_ahead_samples[g]) { + drc_instructions_uni_drc->parametric_drc_look_ahead_samples_max = + drc_instructions_uni_drc->parametric_drc_look_ahead_samples[g]; + } + p_parametric_drc_params->parametric_drc_instance_count += 1; + selected_drc_is_multiband = 0; } - ia_drc_params_struct->parametric_drc_delay += drc_instructions_uni_drc->parametric_drc_look_ahead_samples_max; - - if (selected_drc_is_multiband == 1) - { - ia_drc_params_struct->multiband_sel_drc_idx = ia_drc_params_struct->drc_set_counter; - err = impd_init_all_filter_banks(drc_coefficients_uni_drc, - &(drc_config->str_drc_instruction_str[drc_instructions_selected]), - ia_filter_banks_struct); - if (err) - return (err); - - err = impd_init_overlap_weight (drc_coefficients_uni_drc, - &(drc_config->str_drc_instruction_str[drc_instructions_selected]), - ia_drc_params_struct->sub_band_domain_mode, - pstr_overlap_params); - if (err) - return (err); - } - else - { - ia_gain_modifiers_struct* gain_modifiers = drc_config->str_drc_instruction_str->str_gain_modifiers_of_ch_group; - for (g=0; g<drc_instructions_uni_drc->num_drc_ch_groups; g++) - { - if (gain_modifiers[g].shape_filter_flag == 1) - { - impd_shape_filt_block_init(&drc_coefficients_uni_drc->str_shape_filter_block_params[gain_modifiers[g].shape_filter_idx], - &shape_filter_block[g]); - } - else - { - shape_filter_block[g].shape_flter_block_flag = 0; - } - } + } + ia_drc_params_struct->parametric_drc_delay += + drc_instructions_uni_drc->parametric_drc_look_ahead_samples_max; + + if (selected_drc_is_multiband == 1) { + ia_drc_params_struct->multiband_sel_drc_idx = + ia_drc_params_struct->drc_set_counter; + err = impd_init_all_filter_banks( + drc_coefficients_uni_drc, + &(drc_config->str_drc_instruction_str[drc_instructions_selected]), + ia_filter_banks_struct); + if (err) return (err); + + err = impd_init_overlap_weight( + drc_coefficients_uni_drc, + &(drc_config->str_drc_instruction_str[drc_instructions_selected]), + ia_drc_params_struct->sub_band_domain_mode, pstr_overlap_params); + if (err) return (err); + } else { + ia_gain_modifiers_struct* gain_modifiers = + drc_config->str_drc_instruction_str->str_gain_modifiers_of_ch_group; + for (g = 0; g < drc_instructions_uni_drc->num_drc_ch_groups; g++) { + if (gain_modifiers[g].shape_filter_flag == 1) { + impd_shape_filt_block_init( + &drc_coefficients_uni_drc->str_shape_filter_block_params + [gain_modifiers[g].shape_filter_idx], + &shape_filter_block[g]); + } else { + shape_filter_block[g].shape_flter_block_flag = 0; + } } + } - ia_drc_params_struct->drc_set_counter++; + ia_drc_params_struct->drc_set_counter++; - return (0); + return (0); } |