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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 third-order ambisonics IAMF stream encoded using FLAC and "
17    "`ambisonics_mode` = `MONO`."
18  file_name_prefix: "test_000075"
19  is_valid: true
20  is_valid_to_decode: true
21  validate_user_loudness: true
22  mp4_fixed_timestamp: "2023-05-12 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    "3.6.3/ambisonics_mono_config",
29    "3.9/Audio Frame OBU Syntax and Semantics",
30    "3.11.3/FLAC Specific"
31  ]
32  base_test: "test_000039"
33}
34
35encoder_control_metadata {
36  add_build_information_tag: false
37}
38
39ia_sequence_header_metadata {
40  primary_profile: PROFILE_VERSION_SIMPLE
41  additional_profile: PROFILE_VERSION_SIMPLE
42}
43
44codec_config_metadata {
45  codec_config_id: 200
46  codec_config {
47    codec_id: CODEC_ID_FLAC
48    num_samples_per_frame: 64
49    audio_roll_distance: 0
50    decoder_config_flac: {
51      metadata_blocks: {
52        header: {
53          last_metadata_block_flag: true
54          block_type: FLAC_BLOCK_TYPE_STREAMINFO
55          metadata_data_block_length: 34
56        }
57        stream_info {
58          minimum_block_size: 64
59          maximum_block_size: 64
60          sample_rate: 48000
61          bits_per_sample: 15  # Flac interprets this as 16 bits.
62          total_samples_in_stream: 24000
63        }
64      }
65      flac_encoder_metadata {
66        compression_level: 8
67      }
68    }
69  }
70}
71
72audio_element_metadata {
73  audio_element_id: 300
74  audio_element_type: AUDIO_ELEMENT_SCENE_BASED
75  reserved: 0
76  codec_config_id: 200
77  num_substreams: 16
78  audio_substream_ids: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15]
79  num_parameters: 0
80  ambisonics_config {
81    ambisonics_mode: AMBISONICS_MODE_MONO
82    ambisonics_mono_config {
83      output_channel_count: 16
84      substream_count: 16
85      channel_mapping: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15]
86    }
87  }
88}
89
90mix_presentation_metadata {
91  mix_presentation_id: 42
92  count_label: 1
93  annotations_language: ["en-us"]
94  localized_presentation_annotations: ["test_mix_pres"]
95  num_sub_mixes: 1
96  sub_mixes {
97    num_audio_elements: 1
98    audio_elements {
99      audio_element_id: 300
100      localized_element_annotations: ["test_sub_mix_0_audio_element_0"]
101      rendering_config {
102        headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO
103      }
104      element_mix_gain {
105        param_definition {
106          parameter_id: 100
107          parameter_rate: 48000
108          param_definition_mode: 1
109          reserved: 0
110        }
111        default_mix_gain: 0
112      }
113    }
114    output_mix_gain {
115      param_definition {
116        parameter_id: 100
117        parameter_rate: 48000
118        param_definition_mode: 1
119        reserved: 0
120      }
121      default_mix_gain: 0
122    }
123    num_layouts: 1
124    layouts {
125      loudness_layout {
126        layout_type: LAYOUT_TYPE_LOUDSPEAKERS_SS_CONVENTION
127        ss_layout {
128          sound_system: SOUND_SYSTEM_A_0_2_0
129          reserved: 0
130        }
131      }
132      loudness {
133        info_type_bit_masks: []
134        integrated_loudness: -5807
135        digital_peak: -4704
136      }
137    }
138  }
139}
140
141audio_frame_metadata {
142  wav_filename: "sawtooth_8000_toa_48khz.wav"
143  samples_to_trim_at_end: 0
144  samples_to_trim_at_start: 0
145  audio_element_id: 300
146  channel_metadatas: [
147    { channel_id: 0 channel_label: CHANNEL_LABEL_A_0 },
148    { channel_id: 1 channel_label: CHANNEL_LABEL_A_1 },
149    { channel_id: 2 channel_label: CHANNEL_LABEL_A_2 },
150    { channel_id: 3 channel_label: CHANNEL_LABEL_A_3 },
151    { channel_id: 4 channel_label: CHANNEL_LABEL_A_4 },
152    { channel_id: 5 channel_label: CHANNEL_LABEL_A_5 },
153    { channel_id: 6 channel_label: CHANNEL_LABEL_A_6 },
154    { channel_id: 7 channel_label: CHANNEL_LABEL_A_7 },
155    { channel_id: 8 channel_label: CHANNEL_LABEL_A_8 },
156    { channel_id: 9 channel_label: CHANNEL_LABEL_A_9 },
157    { channel_id: 10 channel_label: CHANNEL_LABEL_A_10 },
158    { channel_id: 11 channel_label: CHANNEL_LABEL_A_11 },
159    { channel_id: 12 channel_label: CHANNEL_LABEL_A_12 },
160    { channel_id: 13 channel_label: CHANNEL_LABEL_A_13 },
161    { channel_id: 14 channel_label: CHANNEL_LABEL_A_14 },
162    { channel_id: 15 channel_label: CHANNEL_LABEL_A_15 }
163  ]
164}
165
166parameter_block_metadata {
167  parameter_id: 100
168  start_timestamp: 0
169  duration: 24000
170  num_subblocks: 1
171  constant_subblock_duration: 24000
172  subblocks: [
173    {
174      mix_gain_parameter_data {
175        animation_type: ANIMATE_STEP
176        param_data {
177          step {
178            start_point_value: 0
179          }
180        }
181      }
182    }
183  ]
184}
185
186temporal_delimiter_metadata {
187  enable_temporal_delimiters: false
188}
189