1# Copyright (c) 2023, 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 first-order ambisonics IAMF stream encoded using " 18 "`ambisonics_mode` = `PROJECTION` with an (almost) identity demixing " 19 "matrix." 20 file_name_prefix: "test_000105" 21 is_valid: true 22 is_valid_to_decode: true 23 validate_user_loudness: true 24 mp4_fixed_timestamp: "2023-05-12 00:00:00" 25 test_repository_tags: [ 26 "github/aomediacodec/libiamf/main", 27 "github/aomediacodec/libiamf/v1.0.0-errata" 28 ] 29 primary_tested_spec_sections: [ 30 "3.6.3/ambisonics_projection_config", 31 "7.5.1/Loudness Normalization", 32 "7.5.2/Limiter" 33 ] 34 base_test: "test_000042" 35} 36 37encoder_control_metadata { 38 add_build_information_tag: false 39} 40 41ia_sequence_header_metadata { 42 primary_profile: PROFILE_VERSION_SIMPLE 43 additional_profile: PROFILE_VERSION_SIMPLE 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 audio_element_id: 300 62 audio_element_type: AUDIO_ELEMENT_SCENE_BASED 63 reserved: 0 64 codec_config_id: 200 65 num_substreams: 4 66 audio_substream_ids: [0, 1, 2, 3] 67 num_parameters: 0 68 ambisonics_config { 69 ambisonics_mode: AMBISONICS_MODE_PROJECTION 70 ambisonics_projection_config { 71 output_channel_count: 4 72 substream_count: 4 73 coupled_substream_count: 0 74 demixing_matrix: [ 75 32767, 0, 0, 0, # col 0 76 0, 32767, 0, 0, # col 1 77 0, 0, 32767, 0, # col 2 78 0, 0, 0, 32767 # col 3 79 ] 80 } 81 } 82} 83 84mix_presentation_metadata { 85 mix_presentation_id: 42 86 count_label: 1 87 annotations_language: ["en-us"] 88 localized_presentation_annotations: ["test_mix_pres"] 89 num_sub_mixes: 1 90 sub_mixes { 91 num_audio_elements: 1 92 audio_elements { 93 audio_element_id: 300 94 localized_element_annotations: ["test_sub_mix_0_audio_element_0"] 95 rendering_config { 96 headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO 97 } 98 element_mix_gain { 99 param_definition { 100 parameter_id: 999 # Non-existent; default will be used 101 parameter_rate: 48000 102 param_definition_mode: 1 103 reserved: 0 104 } 105 default_mix_gain: 0 106 } 107 } 108 output_mix_gain { 109 param_definition { 110 parameter_id: 998 # Non-existent; default will be used 111 parameter_rate: 48000 112 param_definition_mode: 1 113 reserved: 0 114 } 115 default_mix_gain: 0 116 } 117 num_layouts: 1 118 layouts { 119 loudness_layout { 120 layout_type: LAYOUT_TYPE_LOUDSPEAKERS_SS_CONVENTION 121 ss_layout { 122 sound_system: SOUND_SYSTEM_A_0_2_0 123 reserved: 0 124 } 125 } 126 loudness { 127 info_type_bit_masks: [] 128 integrated_loudness: -2631 129 digital_peak: 0 130 } 131 } 132 } 133} 134 135audio_frame_metadata { 136 wav_filename: "Transport_TOA_5s.wav" 137 samples_to_trim_at_end: 640 138 samples_to_trim_at_start: 0 139 audio_element_id: 300 140 channel_metadatas: [ 141 { channel_id: 0 channel_label: CHANNEL_LABEL_A_0 }, 142 { channel_id: 1 channel_label: CHANNEL_LABEL_A_1 }, 143 { channel_id: 2 channel_label: CHANNEL_LABEL_A_2 }, 144 { channel_id: 3 channel_label: CHANNEL_LABEL_A_3 } 145 ] 146} 147 148temporal_delimiter_metadata { 149 enable_temporal_delimiters: false 150} 151