• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
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 second-order ambisonics IAMF stream encoded using "
18    "`ambisonics_mode` = `PROJECTION` with an (almost) identity demixing "
19    "matrix."
20  file_name_prefix: "test_000106"
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: 9
66  audio_substream_ids: [0, 1, 2, 3, 4, 5, 6, 7, 8 ]
67  num_parameters: 0
68  ambisonics_config {
69    ambisonics_mode: AMBISONICS_MODE_PROJECTION
70    ambisonics_projection_config {
71      output_channel_count: 9
72      substream_count: 9
73      coupled_substream_count: 0
74      demixing_matrix: [
75        32767, 0, 0, 0, 0, 0, 0, 0, 0,  # col 0
76        0, 32767, 0, 0, 0, 0, 0, 0, 0,  # col 1
77        0, 0, 32767, 0, 0, 0, 0, 0, 0,  # col 2
78        0, 0, 0, 32767, 0, 0, 0, 0, 0,  # col 3
79        0, 0, 0, 0, 32767, 0, 0, 0, 0,  # col 4
80        0, 0, 0, 0, 0, 32767, 0, 0, 0,  # col 5
81        0, 0, 0, 0, 0, 0, 32767, 0, 0,  # col 6
82        0, 0, 0, 0, 0, 0, 0, 32767, 0,  # col 7
83        0, 0, 0, 0, 0, 0, 0, 0, 32767  # col 8
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: 999 # Non-existent; default will be used
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: 998 # Non-existent; default will be used
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: -2853
134        digital_peak: 0
135      }
136    }
137  }
138}
139
140audio_frame_metadata {
141  wav_filename: "Transport_TOA_5s.wav"
142  samples_to_trim_at_end: 640
143  samples_to_trim_at_start: 0
144  audio_element_id: 300
145  channel_metadatas: [
146      { channel_id: 0 channel_label: CHANNEL_LABEL_A_0 },
147      { channel_id: 1 channel_label: CHANNEL_LABEL_A_1 },
148      { channel_id: 2 channel_label: CHANNEL_LABEL_A_2 },
149      { channel_id: 3 channel_label: CHANNEL_LABEL_A_3 },
150      { channel_id: 4 channel_label: CHANNEL_LABEL_A_4 },
151      { channel_id: 5 channel_label: CHANNEL_LABEL_A_5 },
152      { channel_id: 6 channel_label: CHANNEL_LABEL_A_6 },
153      { channel_id: 7 channel_label: CHANNEL_LABEL_A_7 },
154      { channel_id: 8 channel_label: CHANNEL_LABEL_A_8 }
155    ]
156}
157
158temporal_delimiter_metadata {
159  enable_temporal_delimiters: false
160}
161