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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
14test_vector_metadata {
15  human_readable_description:
16    "A frame-aligned stereo IAMF stream encoded with "
17    "AAC."
18  file_name_prefix: "test_000076"
19  is_valid: true
20  is_valid_to_decode: true
21  validate_user_loudness: true
22  mp4_fixed_timestamp: "2023-07-17 00:00:00"
23  test_repository_tags: [
24    "github/aomediacodec/libiamf/main",
25    "github/aomediacodec/libiamf/v1.0.0-errata"
26  ]
27  primary_tested_spec_sections: [
28    "3.5/Codec Config OBU Syntax and Semantics",
29    "3.11.2/AAC-LC Specific"
30  ]
31  base_test: "test_000005"
32}
33
34encoder_control_metadata {
35  add_build_information_tag: false
36}
37
38ia_sequence_header_metadata {
39  primary_profile: PROFILE_VERSION_SIMPLE
40  additional_profile: PROFILE_VERSION_SIMPLE
41}
42
43codec_config_metadata {
44  codec_config_id: 200
45  codec_config {
46    codec_id: CODEC_ID_AAC_LC
47    num_samples_per_frame: 1024
48    audio_roll_distance: -1
49    decoder_config_aac: {
50      buffer_size_db: 0
51      max_bitrate: 0
52      average_bit_rate: 0
53      decoder_specific_info {
54        sample_frequency_index: AAC_SAMPLE_FREQUENCY_INDEX_48000
55      }
56      aac_encoder_metadata {
57        bitrate_mode: 0  #  Constant bit rate mode.
58        enable_afterburner: true
59        signaling_mode: 2  # Explicit hierarchical signaling.
60      }
61    }
62  }
63}
64
65audio_element_metadata {
66  audio_element_id: 300
67  audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED
68  reserved: 0
69  codec_config_id: 200
70  num_substreams: 1
71  audio_substream_ids: [0]
72  num_parameters: 0
73  scalable_channel_layout_config {
74    num_layers: 1
75    reserved: 0
76    channel_audio_layer_configs: [
77      {
78        loudspeaker_layout: LOUDSPEAKER_LAYOUT_STEREO
79        output_gain_is_present_flag: 0
80        recon_gain_is_present_flag: 0
81        reserved_a: 0
82        substream_count: 1
83        coupled_substream_count: 1
84      }
85    ]
86  }
87}
88
89mix_presentation_metadata {
90  mix_presentation_id: 42
91  count_label: 1
92  annotations_language: ["en-us"]
93  localized_presentation_annotations: ["test_mix_pres"]
94  num_sub_mixes: 1
95  sub_mixes {
96    num_audio_elements: 1
97    audio_elements {
98      audio_element_id: 300
99      localized_element_annotations: ["test_sub_mix_0_audio_element_0"]
100      rendering_config {
101        headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO
102      }
103      element_mix_gain {
104        param_definition {
105          parameter_id: 100
106          parameter_rate: 48000
107          param_definition_mode: 1
108          reserved: 0
109        }
110        default_mix_gain: 0
111      }
112    }
113    output_mix_gain {
114      param_definition {
115        parameter_id: 100
116        parameter_rate: 48000
117        param_definition_mode: 1
118        reserved: 0
119      }
120      default_mix_gain: 0
121    }
122    num_layouts: 1
123    layouts {
124      loudness_layout {
125        layout_type: LAYOUT_TYPE_LOUDSPEAKERS_SS_CONVENTION
126        ss_layout {
127          sound_system: SOUND_SYSTEM_A_0_2_0
128          reserved: 0
129        }
130      }
131      loudness {
132        info_type_bit_masks: []
133        integrated_loudness: -5393
134        digital_peak: -5394
135      }
136    }
137  }
138}
139
140audio_frame_metadata {
141  wav_filename: "sine_1000_48khz_512ms.wav"
142  samples_to_trim_at_end: 0
143  samples_to_trim_at_start: 2048
144  audio_element_id: 300
145  channel_metadatas: [
146    { channel_id: 0 channel_label: CHANNEL_LABEL_L_2 },
147    { channel_id: 1 channel_label: CHANNEL_LABEL_R_2 }
148  ]
149}
150
151parameter_block_metadata {
152  parameter_id: 100
153  start_timestamp: 0
154  duration: 26624
155  num_subblocks: 1
156  constant_subblock_duration: 26624
157  subblocks: [
158    {
159      mix_gain_parameter_data {
160        animation_type: ANIMATE_STEP
161        param_data {
162          step {
163            start_point_value: 0
164          }
165        }
166      }
167    }
168  ]
169}
170
171temporal_delimiter_metadata {
172  enable_temporal_delimiters: false
173}
174