1# Copyright (c) 2024, Alliance for Open Media. All rights reserved 2# 3# This source code is subject to the terms of the BSD 3-Clause Clear License 4# and the Alliance for Open Media Patent License 1.0. If the BSD 3-Clause Clear 5# License was not distributed with this source code in the LICENSE file, you 6# can obtain it at www.aomedia.org/license/software-license/bsd-3-c-c. If the 7# Alliance for Open Media Patent License 1.0 was not distributed with this 8# source code in the PATENTS file, you can obtain it at 9# www.aomedia.org/license/patent. 10 11# proto-file: iamf/cli/proto/user_metadata.proto 12# proto-message: UserMetadata 13# txtpbfmt: disable 14 15test_vector_metadata { 16 human_readable_description: 17 "A simple example of a second-order projection ambisonics + Stereo-Si " 18 "Base-Enhanced profile IAMF stream and a 9.1.6 output layout." 19 file_name_prefix: "test_000612" 20 is_valid: true 21 is_valid_to_decode: true 22 validate_user_loudness: true 23 mp4_fixed_timestamp: "2024-08-08 00:00:00" 24 test_repository_tags: ["github/aomediacodec/libiamf/main"] 25 primary_tested_spec_sections: [ 26 "3.6.2/loudspeaker_layout == Expanded", 27 "3.6.2/expanded_loudspeaker_layout == Stereo-Si", 28 "3.6.3/ambisonics_projection_config", 29 "3.7.3/sound_system == 9.1.6", 30 "3.7.4/default_mix_gain", 31 "4.2/Base-Enhanced Profile", 32 "8.5.1/Loudness Information" 33 ] 34 base_test: "test_000400" 35} 36 37encoder_control_metadata { 38 add_build_information_tag: false 39} 40 41ia_sequence_header_metadata { 42 primary_profile: PROFILE_VERSION_BASE_ENHANCED 43 additional_profile: PROFILE_VERSION_BASE_ENHANCED 44} 45 46codec_config_metadata { 47 codec_config_id: 200 48 codec_config { 49 codec_id: CODEC_ID_LPCM 50 num_samples_per_frame: 1024 51 audio_roll_distance: 0 52 decoder_config_lpcm { 53 sample_format_flags: LPCM_LITTLE_ENDIAN 54 sample_size: 16 55 sample_rate: 48000 56 } 57 } 58} 59 60audio_element_metadata: [ 61 { 62 audio_element_id: 300 63 audio_element_type: AUDIO_ELEMENT_SCENE_BASED 64 reserved: 0 65 codec_config_id: 200 66 num_substreams: 9 67 audio_substream_ids: [0, 1, 2, 3, 4, 5, 6, 7, 8] 68 num_parameters: 0 69 ambisonics_config { 70 ambisonics_mode: AMBISONICS_MODE_PROJECTION 71 ambisonics_projection_config { 72 output_channel_count: 9 73 substream_count: 9 74 coupled_substream_count: 0 75 demixing_matrix: [ 76 32767, 0, 0, 0, 0, 0, 0, 0, 0, # col 0 77 0, 32767, 0, 0, 0, 0, 0, 0, 0, # col 1 78 0, 0, 32767, 0, 0, 0, 0, 0, 0, # col 2 79 0, 0, 0, 32767, 0, 0, 0, 0, 0, # col 3 80 0, 0, 0, 0, 32767, 0, 0, 0, 0, # col 4 81 0, 0, 0, 0, 0, 32767, 0, 0, 0, # col 5 82 0, 0, 0, 0, 0, 0, 32767, 0, 0, # col 6 83 0, 0, 0, 0, 0, 0, 0, 32767, 0, # col 7 84 0, 0, 0, 0, 0, 0, 0, 0, 32767 # col 8 85 ] 86 } 87 } 88 }, 89 { 90 audio_element_id: 301 91 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED 92 reserved: 0 93 codec_config_id: 200 94 num_substreams: 1 95 audio_substream_ids: [9] 96 num_parameters: 0 97 scalable_channel_layout_config { 98 num_layers: 1 99 reserved: 0 100 channel_audio_layer_configs: [ 101 { 102 loudspeaker_layout: LOUDSPEAKER_LAYOUT_EXPANDED 103 output_gain_is_present_flag: 0 104 recon_gain_is_present_flag: 0 105 reserved_a: 0 106 substream_count: 1 107 coupled_substream_count: 1 108 expanded_loudspeaker_layout: EXPANDED_LOUDSPEAKER_LAYOUT_STEREO_SI 109 } 110 ] 111 } 112 } 113] 114 115mix_presentation_metadata { 116 mix_presentation_id: 42 117 count_label: 1 118 annotations_language: ["en-us"] 119 localized_presentation_annotations: ["test_mix_pres"] 120 num_sub_mixes: 1 121 sub_mixes { 122 num_audio_elements: 2 123 audio_elements: [ 124 { 125 audio_element_id: 300 126 localized_element_annotations: ["test_sub_mix_0_audio_element_0"] 127 rendering_config { 128 headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO 129 } 130 element_mix_gain { 131 param_definition { 132 parameter_id: 999 # Non-existent; default will be used 133 parameter_rate: 48000 134 param_definition_mode: 1 135 reserved: 0 136 } 137 default_mix_gain: -768 138 } 139 }, 140 { 141 audio_element_id: 301 142 localized_element_annotations: ["test_sub_mix_0_audio_element_1"] 143 rendering_config { 144 headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO 145 } 146 element_mix_gain { 147 param_definition { 148 parameter_id: 998 # Non-existent; default will be used 149 parameter_rate: 48000 150 param_definition_mode: 1 151 reserved: 0 152 } 153 default_mix_gain: -768 154 } 155 } 156 ] 157 output_mix_gain { 158 param_definition { 159 parameter_id: 997 # Non-existent; default will be used 160 parameter_rate: 48000 161 param_definition_mode: 1 162 reserved: 0 163 } 164 default_mix_gain: 0 165 } 166 num_layouts: 2 167 layouts { 168 loudness_layout { 169 layout_type: LAYOUT_TYPE_LOUDSPEAKERS_SS_CONVENTION 170 ss_layout { 171 sound_system: SOUND_SYSTEM_A_0_2_0 172 reserved: 0 173 } 174 } 175 loudness { 176 info_type_bit_masks: [] 177 integrated_loudness: -3606 178 digital_peak: -753 179 } 180 } 181 layouts { 182 loudness_layout { 183 layout_type: LAYOUT_TYPE_LOUDSPEAKERS_SS_CONVENTION 184 ss_layout { 185 sound_system: SOUND_SYSTEM_13_6_9_0 186 reserved: 0 187 } 188 } 189 loudness { 190 info_type_bit_masks: [] 191 integrated_loudness: -4274 192 digital_peak: -2108 193 } 194 } 195 } 196} 197 198audio_frame_metadata: [ 199 { 200 wav_filename: "Transport_TOA_5s.wav" 201 samples_to_trim_at_end: 640 202 samples_to_trim_at_start: 0 203 audio_element_id: 300 204 channel_metadatas: [ 205 { channel_id: 0 channel_label: CHANNEL_LABEL_A_0 }, 206 { channel_id: 1 channel_label: CHANNEL_LABEL_A_1 }, 207 { channel_id: 2 channel_label: CHANNEL_LABEL_A_2 }, 208 { channel_id: 3 channel_label: CHANNEL_LABEL_A_3 }, 209 { channel_id: 4 channel_label: CHANNEL_LABEL_A_4 }, 210 { channel_id: 5 channel_label: CHANNEL_LABEL_A_5 }, 211 { channel_id: 6 channel_label: CHANNEL_LABEL_A_6 }, 212 { channel_id: 7 channel_label: CHANNEL_LABEL_A_7 }, 213 { channel_id: 8 channel_label: CHANNEL_LABEL_A_8 } 214 ] 215 }, 216 { 217 wav_filename: "Mechanism_5s.wav" 218 samples_to_trim_at_end: 640 219 samples_to_trim_at_start: 0 220 audio_element_id: 301 221 channel_metadatas: [ 222 { channel_id: 4 channel_label: CHANNEL_LABEL_SI_L }, # Lss7 in the original file. 223 { channel_id: 5 channel_label: CHANNEL_LABEL_SI_R } # Rss7 in the original file. 224 ] 225 } 226] 227 228temporal_delimiter_metadata { 229 enable_temporal_delimiters: false 230} 231