| /****************************************************************************** |
| * * |
| * Copyright (C) 2023 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at: |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| ***************************************************************************** |
| * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore |
| */ |
| /*****************************************************************************/ |
| /* File includes */ |
| /*****************************************************************************/ |
| #include <string.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <stdint.h> |
| #include <fuzzer/FuzzedDataProvider.h> |
| |
| extern "C" { |
| #include "ixheaac_type_def.h" |
| #include "impd_drc_common_enc.h" |
| #include "impd_drc_uni_drc.h" |
| #include "impd_drc_api.h" |
| #include "ixheaace_api.h" |
| #include "ixheaace_loudness_measurement.h" |
| } |
| |
| static constexpr WORD32 k_sample_rates[] = {7350, 8000, 11025, 12000, 16000, 22050, 24000, |
| 32000, 44100, 48000, 64000, 88200, 96000}; |
| static constexpr WORD16 k_frame_length[] = {480, 512, 768, 960, 1024}; |
| |
| pVOID malloc_global(UWORD32 size, UWORD32 alignment) { |
| pVOID ptr = NULL; |
| if (posix_memalign((VOID **)&ptr, alignment, size)) { |
| ptr = NULL; |
| } |
| return ptr; |
| } |
| |
| VOID free_global(pVOID ptr) { free(ptr); } |
| |
| static VOID ixheaace_read_drc_config_params( |
| ia_drc_enc_params_struct *pstr_enc_params, ia_drc_uni_drc_config_struct *pstr_uni_drc_config, |
| ia_drc_loudness_info_set_struct *pstr_enc_loudness_info_set, |
| ia_drc_uni_drc_gain_ext_struct *pstr_enc_gain_extension, FuzzedDataProvider *fuzzed_data, |
| WORD32 in_ch) { |
| WORD32 n, g, s, m, ch, p; |
| WORD32 gain_set_channels; |
| |
| pstr_enc_params->gain_sequence_present = fuzzed_data->ConsumeBool(); |
| pstr_enc_params->delay_mode = fuzzed_data->ConsumeBool(); |
| pstr_uni_drc_config->sample_rate_present = fuzzed_data->ConsumeBool(); |
| pstr_uni_drc_config->str_drc_coefficients_uni_drc->drc_frame_size_present = |
| fuzzed_data->ConsumeBool(); |
| pstr_uni_drc_config->loudness_info_set_present = fuzzed_data->ConsumeBool(); |
| |
| pstr_uni_drc_config->drc_instructions_uni_drc_count = |
| fuzzed_data->ConsumeIntegralInRange<WORD8>(0, MAX_DRC_INSTRUCTIONS_COUNT); |
| for (n = 0; n < pstr_uni_drc_config->drc_instructions_uni_drc_count; n++) { |
| ia_drc_instructions_uni_drc *pstr_drc_instructions_uni_drc = |
| &pstr_uni_drc_config->str_drc_instructions_uni_drc[n]; |
| pstr_drc_instructions_uni_drc->drc_set_id = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_drc_instructions_uni_drc->downmix_id = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_drc_instructions_uni_drc->additional_downmix_id_present = fuzzed_data->ConsumeBool(); |
| pstr_drc_instructions_uni_drc->additional_downmix_id_count = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_drc_instructions_uni_drc->drc_location = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_drc_instructions_uni_drc->depends_on_drc_set_present = fuzzed_data->ConsumeBool(); |
| pstr_drc_instructions_uni_drc->depends_on_drc_set = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_drc_instructions_uni_drc->no_independent_use = fuzzed_data->ConsumeBool(); |
| pstr_drc_instructions_uni_drc->drc_set_effect = fuzzed_data->ConsumeIntegral<WORD16>(); |
| pstr_drc_instructions_uni_drc->drc_set_target_loudness_present = fuzzed_data->ConsumeBool(); |
| pstr_drc_instructions_uni_drc->drc_set_target_loudness_value_upper = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_drc_instructions_uni_drc->drc_set_target_loudness_value_lower_present = |
| fuzzed_data->ConsumeBool(); |
| pstr_drc_instructions_uni_drc->drc_set_target_loudness_value_lower = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| |
| gain_set_channels = fuzzed_data->ConsumeIntegralInRange<WORD8>(0, MAX_CHANNEL_COUNT); |
| for (ch = 0; ch < gain_set_channels; ch++) { |
| pstr_drc_instructions_uni_drc->gain_set_index[ch] = fuzzed_data->ConsumeIntegral<WORD8>(); |
| } |
| for (; ch < MAX_CHANNEL_COUNT; ch++) { |
| if (gain_set_channels > 0) { |
| pstr_drc_instructions_uni_drc->gain_set_index[ch] = |
| pstr_drc_instructions_uni_drc->gain_set_index[gain_set_channels - 1]; |
| } else { |
| pstr_drc_instructions_uni_drc->gain_set_index[ch] = 0; |
| } |
| } |
| |
| pstr_drc_instructions_uni_drc->num_drc_channel_groups = |
| fuzzed_data->ConsumeIntegralInRange<WORD8>(0, MAX_CHANNEL_GROUP_COUNT); |
| for (g = 0; g < pstr_drc_instructions_uni_drc->num_drc_channel_groups; g++) { |
| pstr_drc_instructions_uni_drc->str_gain_modifiers[g].gain_scaling_present[0] = |
| fuzzed_data->ConsumeBool(); |
| pstr_drc_instructions_uni_drc->str_gain_modifiers[g].attenuation_scaling[0] = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_drc_instructions_uni_drc->str_gain_modifiers[g].amplification_scaling[0] = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_drc_instructions_uni_drc->str_gain_modifiers[g].gain_offset_present[0] = |
| fuzzed_data->ConsumeBool(); |
| pstr_drc_instructions_uni_drc->str_gain_modifiers[g].gain_offset[0] = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| } |
| |
| pstr_drc_instructions_uni_drc->limiter_peak_target_present = fuzzed_data->ConsumeBool(); |
| pstr_drc_instructions_uni_drc->limiter_peak_target = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_drc_instructions_uni_drc->drc_instructions_type = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_drc_instructions_uni_drc->mae_group_id = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_drc_instructions_uni_drc->mae_group_preset_id = fuzzed_data->ConsumeIntegral<WORD8>(); |
| } |
| |
| pstr_uni_drc_config->drc_coefficients_uni_drc_count = |
| fuzzed_data->ConsumeIntegralInRange<WORD8>(0, MAX_DRC_COEFF_COUNT); |
| for (n = 0; n < pstr_uni_drc_config->drc_coefficients_uni_drc_count; n++) { |
| ia_drc_coefficients_uni_drc_struct *pstr_drc_coefficients_uni_drc = |
| &pstr_uni_drc_config->str_drc_coefficients_uni_drc[n]; |
| pstr_drc_coefficients_uni_drc->drc_location = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_drc_coefficients_uni_drc->gain_set_count = |
| fuzzed_data->ConsumeIntegralInRange<WORD8>(0, GAIN_SET_COUNT_MAX); |
| for (s = 0; s < pstr_drc_coefficients_uni_drc->gain_set_count; s++) { |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s].gain_coding_profile = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s].gain_interpolation_type = |
| fuzzed_data->ConsumeBool(); |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s].full_frame = |
| fuzzed_data->ConsumeBool(); |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s].time_alignment = |
| fuzzed_data->ConsumeBool(); |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s].time_delta_min_present = |
| fuzzed_data->ConsumeBool(); |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s].band_count = |
| fuzzed_data->ConsumeIntegralInRange<WORD8>(0, MAX_BAND_COUNT); |
| if (pstr_drc_coefficients_uni_drc->str_gain_set_params[s].band_count == 1) { |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s].gain_params[0].nb_points = |
| fuzzed_data->ConsumeIntegralInRange<WORD16>(0, MAX_GAIN_POINTS); |
| for (p = 0; |
| p < pstr_drc_coefficients_uni_drc->str_gain_set_params[s].gain_params[0].nb_points; |
| p++) { |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s].gain_params[0].gain_points[p].x = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s].gain_params[0].gain_points[p].y = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| } |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s].gain_params[0].width = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s].gain_params[0].attack = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s].gain_params[0].decay = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s].gain_params[0].drc_characteristic = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s] |
| .gain_params[0] |
| .crossover_freq_index = fuzzed_data->ConsumeIntegral<WORD8>(); |
| } else { |
| for (m = 0; m < pstr_drc_coefficients_uni_drc->str_gain_set_params[s].band_count; m++) { |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s].gain_params[m].nb_points = |
| fuzzed_data->ConsumeIntegralInRange<WORD16>(0, MAX_GAIN_POINTS); |
| for (p = 0; |
| p < pstr_drc_coefficients_uni_drc->str_gain_set_params[s].gain_params[m].nb_points; |
| p++) { |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s] |
| .gain_params[m] |
| .gain_points[p] |
| .x = fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s] |
| .gain_params[m] |
| .gain_points[p] |
| .y = fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| } |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s].gain_params[m].width = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s].gain_params[m].attack = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s].gain_params[m].decay = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s].drc_band_type = |
| fuzzed_data->ConsumeBool(); |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s] |
| .gain_params[m] |
| .start_sub_band_index = fuzzed_data->ConsumeIntegral<WORD16>(); |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s] |
| .gain_params[m] |
| .drc_characteristic = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_drc_coefficients_uni_drc->str_gain_set_params[s] |
| .gain_params[m] |
| .crossover_freq_index = fuzzed_data->ConsumeIntegral<WORD8>(); |
| } |
| } |
| } |
| } |
| |
| pstr_enc_loudness_info_set->loudness_info_count = |
| fuzzed_data->ConsumeIntegralInRange<WORD8>(0, MAX_LOUDNESS_INFO_COUNT); |
| for (n = 0; n < pstr_enc_loudness_info_set->loudness_info_count; n++) { |
| pstr_enc_loudness_info_set->str_loudness_info[n].drc_set_id = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_enc_loudness_info_set->str_loudness_info[n].downmix_id = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_enc_loudness_info_set->str_loudness_info[n].sample_peak_level_present = |
| fuzzed_data->ConsumeBool(); |
| if (1 == pstr_enc_loudness_info_set->str_loudness_info[n].sample_peak_level_present) { |
| pstr_enc_loudness_info_set->str_loudness_info[n].sample_peak_level = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| } |
| pstr_enc_loudness_info_set->str_loudness_info[n].true_peak_level_present = |
| fuzzed_data->ConsumeBool(); |
| if (1 == pstr_enc_loudness_info_set->str_loudness_info[n].true_peak_level_present) { |
| pstr_enc_loudness_info_set->str_loudness_info[n].true_peak_level = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_enc_loudness_info_set->str_loudness_info[n].true_peak_level_measurement_system = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_enc_loudness_info_set->str_loudness_info[n].true_peak_level_reliability = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| } |
| |
| pstr_enc_loudness_info_set->str_loudness_info[n].measurement_count = |
| fuzzed_data->ConsumeIntegralInRange<WORD8>(0, MAX_MEASUREMENT_COUNT); |
| for (m = 0; m < pstr_enc_loudness_info_set->str_loudness_info[n].measurement_count; m++) { |
| pstr_enc_loudness_info_set->str_loudness_info[n].str_loudness_measure[m].method_definition = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_enc_loudness_info_set->str_loudness_info[n].str_loudness_measure[m].method_value = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_enc_loudness_info_set->str_loudness_info[n] |
| .str_loudness_measure[m] |
| .measurement_system = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_enc_loudness_info_set->str_loudness_info[n].str_loudness_measure[m].reliability = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| } |
| } |
| |
| pstr_enc_loudness_info_set->loudness_info_album_count = |
| fuzzed_data->ConsumeIntegralInRange<WORD8>(0, MAX_LOUDNESS_INFO_COUNT); |
| for (n = 0; n < pstr_enc_loudness_info_set->loudness_info_album_count; n++) { |
| pstr_enc_loudness_info_set->str_loudness_info_album[n].drc_set_id = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_enc_loudness_info_set->str_loudness_info_album[n].downmix_id = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_enc_loudness_info_set->str_loudness_info_album[n].sample_peak_level_present = |
| fuzzed_data->ConsumeBool(); |
| if (1 == pstr_enc_loudness_info_set->str_loudness_info_album[n].sample_peak_level_present) { |
| pstr_enc_loudness_info_set->str_loudness_info_album[n].sample_peak_level = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| } |
| pstr_enc_loudness_info_set->str_loudness_info_album[n].true_peak_level_present = |
| fuzzed_data->ConsumeBool(); |
| if (1 == pstr_enc_loudness_info_set->str_loudness_info_album[n].true_peak_level_present) { |
| pstr_enc_loudness_info_set->str_loudness_info_album[n].true_peak_level = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_enc_loudness_info_set->str_loudness_info_album[n].true_peak_level_measurement_system = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_enc_loudness_info_set->str_loudness_info_album[n].true_peak_level_reliability = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| } |
| |
| pstr_enc_loudness_info_set->str_loudness_info_album[n].measurement_count = |
| fuzzed_data->ConsumeIntegralInRange<WORD8>(0, MAX_MEASUREMENT_COUNT); |
| for (m = 0; m < pstr_enc_loudness_info_set->str_loudness_info_album[n].measurement_count; |
| m++) { |
| pstr_enc_loudness_info_set->str_loudness_info_album[n] |
| .str_loudness_measure[m] |
| .method_definition = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_enc_loudness_info_set->str_loudness_info_album[n] |
| .str_loudness_measure[m] |
| .method_value = fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_enc_loudness_info_set->str_loudness_info_album[n] |
| .str_loudness_measure[m] |
| .measurement_system = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_enc_loudness_info_set->str_loudness_info_album[n].str_loudness_measure[m].reliability = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| } |
| } |
| |
| pstr_uni_drc_config->str_channel_layout.layout_signaling_present = fuzzed_data->ConsumeBool(); |
| pstr_uni_drc_config->str_channel_layout.defined_layout = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_uni_drc_config->str_channel_layout.speaker_position[0] = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| |
| pstr_uni_drc_config->downmix_instructions_count = |
| fuzzed_data->ConsumeIntegralInRange<WORD8>(0, MAX_DOWNMIX_INSTRUCTION_COUNT); |
| for (n = 0; n < pstr_uni_drc_config->downmix_instructions_count; n++) { |
| pstr_uni_drc_config->str_downmix_instructions[n].target_layout = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_uni_drc_config->str_downmix_instructions[n].downmix_coefficients_present = |
| fuzzed_data->ConsumeBool(); |
| } |
| |
| pstr_uni_drc_config->drc_description_basic_present = fuzzed_data->ConsumeBool(); |
| pstr_uni_drc_config->uni_drc_config_ext_present = fuzzed_data->ConsumeBool(); |
| pstr_enc_loudness_info_set->loudness_info_set_ext_present = fuzzed_data->ConsumeBool(); |
| pstr_enc_gain_extension->uni_drc_gain_ext_present = fuzzed_data->ConsumeBool(); |
| |
| if (pstr_uni_drc_config->uni_drc_config_ext_present) { |
| pstr_uni_drc_config->str_uni_drc_config_ext.uni_drc_config_ext_type[0] = UNIDRC_CONF_EXT_V1; |
| pstr_uni_drc_config->str_uni_drc_config_ext.downmix_instructions_v1_present = |
| fuzzed_data->ConsumeBool(); |
| if (pstr_uni_drc_config->str_uni_drc_config_ext.downmix_instructions_v1_present) { |
| /*********** str_downmix_instructions_v1 *************/ |
| |
| pstr_uni_drc_config->str_uni_drc_config_ext.downmix_instructions_v1_count = |
| fuzzed_data->ConsumeIntegralInRange<WORD8>(0, DOWNMIX_INSTRUCTIONS_COUNT_MAX); |
| for (n = 0; n < pstr_uni_drc_config->str_uni_drc_config_ext.downmix_instructions_v1_count; |
| n++) { |
| ia_drc_downmix_instructions_struct *pstr_downmix_instructions_v1 = |
| &pstr_uni_drc_config->str_uni_drc_config_ext.str_downmix_instructions_v1[n]; |
| pstr_downmix_instructions_v1->downmix_id = fuzzed_data->ConsumeIntegral<WORD8>(); |
| ; |
| pstr_downmix_instructions_v1->target_ch_count = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_downmix_instructions_v1->target_layout = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_downmix_instructions_v1->downmix_coefficients_present = fuzzed_data->ConsumeBool(); |
| if (pstr_downmix_instructions_v1->downmix_coefficients_present) { |
| FLOAT32 dwn_mix_coeff = 0.0f; |
| for (s = 0; s < pstr_downmix_instructions_v1->target_layout; s++) { |
| dwn_mix_coeff = fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| for (ch = 0; ch < in_ch; ch++) { |
| pstr_downmix_instructions_v1->downmix_coeff[in_ch * s + ch] = dwn_mix_coeff; |
| } |
| } |
| } |
| } |
| } |
| |
| pstr_uni_drc_config->str_uni_drc_config_ext.drc_coeffs_and_instructions_uni_drc_v1_present = |
| fuzzed_data->ConsumeBool(); |
| if (pstr_uni_drc_config->str_uni_drc_config_ext |
| .drc_coeffs_and_instructions_uni_drc_v1_present) { |
| /*********** str_drc_coefficients_uni_drc_v1 *************/ |
| |
| pstr_uni_drc_config->str_uni_drc_config_ext.drc_coefficients_uni_drc_v1_count = |
| fuzzed_data->ConsumeIntegralInRange<WORD8>(0, DRC_COEFFICIENTS_UNIDRC_V1_COUNT_MAX); |
| for (n = 0; |
| n < pstr_uni_drc_config->str_uni_drc_config_ext.drc_coefficients_uni_drc_v1_count; |
| n++) { |
| ia_drc_coefficients_uni_drc_struct *pstr_drc_coefficients_uni_drc_v1 = |
| &pstr_uni_drc_config->str_uni_drc_config_ext.str_drc_coefficients_uni_drc_v1[n]; |
| pstr_drc_coefficients_uni_drc_v1->drc_location = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_drc_coefficients_uni_drc_v1->gain_set_count = |
| fuzzed_data->ConsumeIntegralInRange<WORD8>(0, GAIN_SET_COUNT_MAX); |
| for (s = 0; s < pstr_drc_coefficients_uni_drc_v1->gain_set_count; s++) { |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s].gain_coding_profile = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s].gain_interpolation_type = |
| fuzzed_data->ConsumeBool(); |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s].full_frame = |
| fuzzed_data->ConsumeBool(); |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s].time_alignment = |
| fuzzed_data->ConsumeBool(); |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s].time_delta_min_present = |
| fuzzed_data->ConsumeBool(); |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s].band_count = |
| fuzzed_data->ConsumeIntegralInRange<WORD8>(0, MAX_BAND_COUNT); |
| if (pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s].band_count == 1) { |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s].gain_params[0].nb_points = |
| fuzzed_data->ConsumeIntegralInRange<WORD16>(0, MAX_GAIN_POINTS); |
| for (p = 0; p < pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s] |
| .gain_params[0] |
| .nb_points; |
| p++) { |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s] |
| .gain_params[0] |
| .gain_points[p] |
| .x = fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s] |
| .gain_params[0] |
| .gain_points[p] |
| .y = fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| } |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s].gain_params[0].width = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s].gain_params[0].attack = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s].gain_params[0].decay = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s] |
| .gain_params[0] |
| .drc_characteristic = fuzzed_data->ConsumeIntegral<WORD8>(); |
| ; |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s] |
| .gain_params[0] |
| .crossover_freq_index = fuzzed_data->ConsumeIntegral<WORD8>(); |
| } else { |
| for (m = 0; m < pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s].band_count; |
| m++) { |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s].gain_params[m].nb_points = |
| fuzzed_data->ConsumeIntegralInRange<WORD16>(0, MAX_GAIN_POINTS); |
| for (p = 0; p < pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s] |
| .gain_params[m] |
| .nb_points; |
| p++) { |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s] |
| .gain_params[m] |
| .gain_points[p] |
| .x = fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s] |
| .gain_params[m] |
| .gain_points[p] |
| .y = fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| } |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s].gain_params[m].width = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s].gain_params[m].attack = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s].gain_params[m].decay = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s].drc_band_type = 0; |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s] |
| .gain_params[m] |
| .start_sub_band_index = fuzzed_data->ConsumeIntegral<WORD16>(); |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s] |
| .gain_params[m] |
| .drc_characteristic = fuzzed_data->ConsumeIntegral<WORD8>(); |
| ; |
| pstr_drc_coefficients_uni_drc_v1->str_gain_set_params[s] |
| .gain_params[m] |
| .crossover_freq_index = fuzzed_data->ConsumeIntegral<WORD8>(); |
| } |
| } |
| } |
| } |
| |
| /*********** str_drc_instructions_uni_drc_v1 *************/ |
| pstr_uni_drc_config->str_uni_drc_config_ext.drc_instructions_uni_drc_v1_count = |
| fuzzed_data->ConsumeIntegralInRange<WORD8>(0, DRC_INSTRUCTIONS_UNIDRC_V1_COUNT_MAX); |
| for (n = 0; |
| n < pstr_uni_drc_config->str_uni_drc_config_ext.drc_instructions_uni_drc_v1_count; |
| n++) { |
| ia_drc_instructions_uni_drc *pstr_drc_instructions_uni_drc = |
| &pstr_uni_drc_config->str_uni_drc_config_ext.str_drc_instructions_uni_drc_v1[n]; |
| pstr_drc_instructions_uni_drc->drc_set_id = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_drc_instructions_uni_drc->downmix_id = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_drc_instructions_uni_drc->additional_downmix_id_present = fuzzed_data->ConsumeBool(); |
| pstr_drc_instructions_uni_drc->additional_downmix_id_count = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_drc_instructions_uni_drc->drc_location = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_drc_instructions_uni_drc->depends_on_drc_set_present = fuzzed_data->ConsumeBool(); |
| pstr_drc_instructions_uni_drc->depends_on_drc_set = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_drc_instructions_uni_drc->no_independent_use = fuzzed_data->ConsumeBool(); |
| pstr_drc_instructions_uni_drc->drc_set_effect = fuzzed_data->ConsumeIntegral<WORD16>(); |
| pstr_drc_instructions_uni_drc->drc_set_target_loudness_present = |
| fuzzed_data->ConsumeBool(); |
| pstr_drc_instructions_uni_drc->drc_set_target_loudness_value_upper = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_drc_instructions_uni_drc->drc_set_target_loudness_value_lower_present = |
| fuzzed_data->ConsumeBool(); |
| pstr_drc_instructions_uni_drc->drc_set_target_loudness_value_lower = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| |
| gain_set_channels = fuzzed_data->ConsumeIntegralInRange<WORD8>(0, MAX_CHANNEL_COUNT); |
| for (ch = 0; ch < gain_set_channels; ch++) { |
| pstr_drc_instructions_uni_drc->gain_set_index[ch] = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| } |
| for (; ch < MAX_CHANNEL_COUNT; ch++) { |
| if (gain_set_channels > 0) { |
| pstr_drc_instructions_uni_drc->gain_set_index[ch] = |
| pstr_drc_instructions_uni_drc->gain_set_index[gain_set_channels - 1]; |
| } else { |
| pstr_drc_instructions_uni_drc->gain_set_index[ch] = 0; |
| } |
| } |
| |
| pstr_drc_instructions_uni_drc->num_drc_channel_groups = |
| fuzzed_data->ConsumeIntegralInRange<WORD8>(0, MAX_CHANNEL_GROUP_COUNT); |
| for (g = 0; g < pstr_drc_instructions_uni_drc->num_drc_channel_groups; g++) { |
| pstr_drc_instructions_uni_drc->str_gain_modifiers[g].gain_scaling_present[0] = |
| fuzzed_data->ConsumeBool(); |
| pstr_drc_instructions_uni_drc->str_gain_modifiers[g].attenuation_scaling[0] = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_drc_instructions_uni_drc->str_gain_modifiers[g].amplification_scaling[0] = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_drc_instructions_uni_drc->str_gain_modifiers[g].gain_offset_present[0] = |
| fuzzed_data->ConsumeBool(); |
| pstr_drc_instructions_uni_drc->str_gain_modifiers[g].gain_offset[0] = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| } |
| |
| pstr_drc_instructions_uni_drc->limiter_peak_target_present = fuzzed_data->ConsumeBool(); |
| pstr_drc_instructions_uni_drc->limiter_peak_target = |
| fuzzed_data->ConsumeFloatingPoint<FLOAT32>(); |
| pstr_drc_instructions_uni_drc->drc_instructions_type = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_drc_instructions_uni_drc->mae_group_id = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_drc_instructions_uni_drc->mae_group_preset_id = |
| fuzzed_data->ConsumeIntegral<WORD8>(); |
| } |
| } |
| } |
| } |
| |
| static VOID ixheaace_fuzzer_flag(ixheaace_input_config *pstr_in_cfg, |
| ia_drc_input_config *pstr_drc_cfg, |
| FuzzedDataProvider *fuzzed_data, WORD32 in_ch) { |
| // Set Default value for AAC config structure |
| |
| pstr_in_cfg->i_bitrate = fuzzed_data->ConsumeIntegral<WORD32>(); |
| pstr_in_cfg->i_use_mps = fuzzed_data->ConsumeBool(); |
| pstr_in_cfg->i_use_adts = fuzzed_data->ConsumeBool(); |
| pstr_in_cfg->i_use_es = fuzzed_data->ConsumeBool(); |
| pstr_in_cfg->aac_config.use_tns = fuzzed_data->ConsumeBool(); |
| pstr_in_cfg->aac_config.noise_filling = fuzzed_data->ConsumeBool(); |
| pstr_in_cfg->ui_pcm_wd_sz = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_in_cfg->i_channels = fuzzed_data->ConsumeIntegral<WORD8>(); |
| if (fuzzed_data->ConsumeBool()) { |
| pstr_in_cfg->i_samp_freq = fuzzed_data->PickValueInArray(k_sample_rates); |
| } else { |
| pstr_in_cfg->i_samp_freq = fuzzed_data->ConsumeIntegral<UWORD32>(); |
| } |
| if (fuzzed_data->ConsumeBool()) { |
| pstr_in_cfg->frame_length = fuzzed_data->PickValueInArray(k_frame_length); |
| } else { |
| pstr_in_cfg->frame_length = fuzzed_data->ConsumeIntegral<WORD16>(); |
| } |
| pstr_in_cfg->aot = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_in_cfg->esbr_flag = fuzzed_data->ConsumeBool(); |
| pstr_in_cfg->aac_config.full_bandwidth = fuzzed_data->ConsumeBool(); |
| pstr_in_cfg->aac_config.bitreservoir_size = fuzzed_data->ConsumeIntegral<WORD16>(); |
| pstr_in_cfg->i_mps_tree_config = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_in_cfg->i_channels_mask = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_in_cfg->cplx_pred = fuzzed_data->ConsumeBool(); |
| pstr_in_cfg->usac_en = fuzzed_data->ConsumeBool(); |
| pstr_in_cfg->ccfl_idx = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_in_cfg->pvc_active = fuzzed_data->ConsumeBool(); |
| pstr_in_cfg->harmonic_sbr = fuzzed_data->ConsumeBool(); |
| pstr_in_cfg->hq_esbr = fuzzed_data->ConsumeBool(); |
| pstr_in_cfg->use_drc_element = fuzzed_data->ConsumeBool(); |
| pstr_in_cfg->inter_tes_active = fuzzed_data->ConsumeBool(); |
| pstr_in_cfg->codec_mode = fuzzed_data->ConsumeIntegral<WORD8>(); |
| pstr_in_cfg->random_access_interval = fuzzed_data->ConsumeIntegral<WORD32>(); |
| pstr_in_cfg->method_def = fuzzed_data->ConsumeIntegral<WORD32>(); |
| pstr_in_cfg->measurement_system = fuzzed_data->ConsumeIntegral<WORD32>(); |
| pstr_in_cfg->measured_loudness = fuzzed_data->ConsumeIntegral<WORD32>(); |
| pstr_in_cfg->stream_id = fuzzed_data->ConsumeIntegral<UWORD16>(); |
| /* DRC */ |
| if (pstr_in_cfg->use_drc_element == 1) { |
| ixheaace_read_drc_config_params(&pstr_drc_cfg->str_enc_params, |
| &pstr_drc_cfg->str_uni_drc_config, |
| &pstr_drc_cfg->str_enc_loudness_info_set, |
| &pstr_drc_cfg->str_enc_gain_extension, fuzzed_data, in_ch); |
| } |
| } |
| |
| IA_ERRORCODE ia_enhaacplus_enc_pcm_data_read(std::vector<WORD8> input_vec, UWORD32 num_samples, |
| WORD32 num_channels, WORD16 **data) { |
| UWORD32 count = 0; |
| UWORD8 channel_no; |
| UWORD32 sample_no = 0; |
| UWORD32 i = 0; |
| while (count < num_samples) { |
| sample_no = (count / num_channels); |
| channel_no = (UWORD8)(count % num_channels); |
| data[channel_no][sample_no] = *input_vec.data(); |
| i++; |
| count++; |
| } |
| return 0; |
| } |
| |
| static IA_ERRORCODE ixheaace_calculate_loudness_measure(ixheaace_input_config *pstr_in_cfg, |
| ixheaace_output_config *pstr_out_cfg, |
| FuzzedDataProvider *fuzzed_data) { |
| WORD32 input_size; |
| WORD32 count = 0; |
| IA_ERRORCODE err_code = 0; |
| VOID *loudness_handle = |
| malloc_global(ixheaace_loudness_info_get_handle_size(), DEFAULT_MEM_ALIGN_8); |
| if (loudness_handle == NULL) { |
| printf("fatal error: libxaac encoder: Memory allocation failed"); |
| return -1; |
| } |
| |
| err_code = ixheaace_loudness_init_params(loudness_handle, pstr_in_cfg, pstr_out_cfg); |
| |
| if (err_code) { |
| free_global(loudness_handle); |
| return -1; |
| } |
| input_size = (pstr_out_cfg->samp_freq / 10) * (pstr_in_cfg->i_channels); |
| WORD16 **samples = 0; |
| samples = |
| (WORD16 **)malloc_global(pstr_in_cfg->i_channels * sizeof(*samples), DEFAULT_MEM_ALIGN_8); |
| if (samples == NULL) { |
| printf("fatal error: libxaac encoder: Memory allocation failed"); |
| free_global(loudness_handle); |
| return -1; |
| } |
| for (count = 0; count < pstr_in_cfg->i_channels; count++) { |
| samples[count] = (WORD16 *)malloc_global( |
| (pstr_out_cfg->samp_freq / 10) * sizeof(*samples[count]), DEFAULT_MEM_ALIGN_8); |
| if (samples[count] == NULL) { |
| printf("fatal error: libxaac encoder: Memory allocation failed"); |
| while (count) { |
| count--; |
| free_global(samples[count]); |
| } |
| free_global(samples); |
| free_global(loudness_handle); |
| return -1; |
| } |
| memset(samples[count], 0, (pstr_out_cfg->samp_freq / 10) * sizeof(*samples[count])); |
| } |
| count = 0; |
| while (count <= fuzzed_data->remaining_bytes()) { |
| std::vector<WORD8> input_vec = fuzzed_data->ConsumeBytes<WORD8>(input_size); |
| err_code = |
| ia_enhaacplus_enc_pcm_data_read(input_vec, input_size, pstr_in_cfg->i_channels, samples); |
| if (err_code) { |
| for (count = 0; count < pstr_in_cfg->i_channels; count++) { |
| free_global(samples[count]); |
| } |
| free_global(samples); |
| free_global(loudness_handle); |
| return -1; |
| } |
| pstr_in_cfg->measured_loudness = ixheaace_measure_loudness(loudness_handle, samples); |
| count += input_size; |
| } |
| if (pstr_in_cfg->method_def == METHOD_DEFINITION_PROGRAM_LOUDNESS) { |
| pstr_in_cfg->measured_loudness = ixheaace_measure_integrated_loudness(loudness_handle); |
| } |
| for (count = 0; count < pstr_in_cfg->i_channels; count++) { |
| free_global(samples[count]); |
| } |
| free_global(samples); |
| free_global(loudness_handle); |
| return err_code; |
| } |
| |
| extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { |
| FuzzedDataProvider fuzzed_data(data, size); |
| FuzzedDataProvider fuzzed_data_loudness(data, size); |
| |
| /* Error code */ |
| IA_ERRORCODE err_code = 0; |
| |
| /* API obj */ |
| pVOID pv_ia_process_api_obj; |
| |
| pWORD8 pb_inp_buf = NULL; |
| WORD32 input_size = 0; |
| WORD32 read_inp_data = 1; |
| WORD32 num_proc_iterations = 0; |
| |
| /* ******************************************************************/ |
| /* The API config structure */ |
| /* ******************************************************************/ |
| |
| ixheaace_user_config_struct str_enc_api{}; |
| |
| ixheaace_input_config *pstr_in_cfg = &str_enc_api.input_config; |
| ixheaace_output_config *pstr_out_cfg = &str_enc_api.output_config; |
| pstr_in_cfg->pv_drc_cfg = malloc_global(sizeof(ia_drc_input_config), DEFAULT_MEM_ALIGN_8); |
| ia_drc_input_config *pstr_drc_cfg = (ia_drc_input_config *)pstr_in_cfg->pv_drc_cfg; |
| memset(pstr_drc_cfg, 0, sizeof(ia_drc_input_config)); |
| |
| pstr_out_cfg->malloc_xheaace = &malloc_global; |
| pstr_out_cfg->free_xheaace = &free_global; |
| |
| /* ******************************************************************/ |
| /* Parse input configuration parameters */ |
| /* ******************************************************************/ |
| ixheaace_fuzzer_flag(pstr_in_cfg, pstr_drc_cfg, &fuzzed_data, pstr_in_cfg->i_channels); |
| |
| /*1st pass -> Loudness Measurement */ |
| if (pstr_in_cfg->aot == AOT_USAC) { |
| err_code = |
| ixheaace_calculate_loudness_measure(pstr_in_cfg, pstr_out_cfg, &fuzzed_data_loudness); |
| if (err_code) { |
| if (pstr_drc_cfg) { |
| free(pstr_drc_cfg); |
| pstr_drc_cfg = NULL; |
| } |
| /* Fatal error code */ |
| if (err_code & 0x80000000) { |
| ixheaace_delete((pVOID)pstr_out_cfg); |
| return 0; |
| } |
| return -1; |
| } |
| } |
| |
| err_code = ixheaace_create((pVOID)pstr_in_cfg, (pVOID)pstr_out_cfg); |
| if (err_code) { |
| if (pstr_drc_cfg) { |
| free(pstr_drc_cfg); |
| pstr_drc_cfg = NULL; |
| } |
| /* Fatal error code */ |
| if (err_code & 0x80000000) { |
| ixheaace_delete((pVOID)pstr_out_cfg); |
| return 0; |
| } |
| } |
| |
| pv_ia_process_api_obj = pstr_out_cfg->pv_ia_process_api_obj; |
| pb_inp_buf = (pWORD8)pstr_out_cfg->mem_info_table[IA_MEMTYPE_INPUT].mem_ptr; |
| |
| /* End first part */ |
| |
| /* Second part */ |
| /* Initialize process */ |
| /* Get config params */ |
| |
| input_size = pstr_out_cfg->input_size; |
| memset(pb_inp_buf, 0, input_size); |
| |
| while (fuzzed_data.remaining_bytes()) { |
| if (read_inp_data) { |
| if (fuzzed_data.ConsumeBool()) { |
| std::vector<WORD8> input_vec = fuzzed_data.ConsumeBytes<WORD8>(input_size); |
| if (input_vec.size()) { |
| memcpy(pb_inp_buf, input_vec.data(), input_vec.size()); |
| } |
| } else { |
| memset(pb_inp_buf, fuzzed_data.ConsumeIntegral<WORD8>(), input_size); |
| } |
| } |
| ixheaace_process(pv_ia_process_api_obj, (pVOID)pstr_in_cfg, (pVOID)pstr_out_cfg); |
| num_proc_iterations++; |
| if (pstr_out_cfg->i_out_bytes == 0) { |
| read_inp_data = 0; |
| } else { |
| read_inp_data = 1; |
| } |
| /* Stop processing after 500 frames */ |
| if (num_proc_iterations > 500) break; |
| } |
| |
| ixheaace_delete((pVOID)pstr_out_cfg); |
| |
| if (pstr_drc_cfg) { |
| free(pstr_drc_cfg); |
| } |
| return 0; |
| } |
| |
| /* End ia_main_process() */ |
