• 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 third-order ambisonics IAMF stream encoded using Opus and "
18    "`ambisonics_mode` = `PROJECTION` with an (almost) identity demixing "
19    "matrix."
20  file_name_prefix: "test_000115"
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    "3.11.1/OPUS Specific",
32    "7.5.1/Loudness Normalization",
33    "7.5.2/Limiter"
34  ]
35  base_test: "test_000107"
36  output_wav_file_bit_depth_override: 16
37}
38
39encoder_control_metadata {
40  add_build_information_tag: false
41}
42
43ia_sequence_header_metadata {
44  primary_profile: PROFILE_VERSION_SIMPLE
45  additional_profile: PROFILE_VERSION_SIMPLE
46}
47
48codec_config_metadata {
49  codec_config_id: 200
50  codec_config {
51    codec_id: CODEC_ID_OPUS
52    num_samples_per_frame: 960
53    audio_roll_distance: -4
54    decoder_config_opus {
55      version: 1
56      pre_skip: 312
57      input_sample_rate: 48000
58      opus_encoder_metadata {
59        target_bitrate_per_channel: 48000
60        application: APPLICATION_AUDIO
61        use_float_api: false
62      }
63    }
64  }
65}
66
67audio_element_metadata {
68  audio_element_id: 300
69  audio_element_type: AUDIO_ELEMENT_SCENE_BASED
70  reserved: 0
71  codec_config_id: 200
72  num_substreams: 16
73  audio_substream_ids: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15]
74  num_parameters: 0
75  ambisonics_config {
76    ambisonics_mode: AMBISONICS_MODE_PROJECTION
77    ambisonics_projection_config {
78      output_channel_count: 16
79      substream_count: 16
80      coupled_substream_count: 0
81      demixing_matrix: [
82        32767, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,  # col 0
83        0, 32767, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,  # col 1
84        0, 0, 32767, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,  # col 2
85        0, 0, 0, 32767, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,  # col 3
86        0, 0, 0, 0, 32767, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,  # col 4
87        0, 0, 0, 0, 0, 32767, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,  # col 5
88        0, 0, 0, 0, 0, 0, 32767, 0, 0, 0, 0, 0, 0, 0, 0, 0,  # col 6
89        0, 0, 0, 0, 0, 0, 0, 32767, 0, 0, 0, 0, 0, 0, 0, 0,  # col 7
90        0, 0, 0, 0, 0, 0, 0, 0, 32767, 0, 0, 0, 0, 0, 0, 0,  # col 8
91        0, 0, 0, 0, 0, 0, 0, 0, 0, 32767, 0, 0, 0, 0, 0, 0,  # col 9
92        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 32767, 0, 0, 0, 0, 0,  # col 10
93        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 32767, 0, 0, 0, 0,  # col 11
94        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 32767, 0, 0, 0,  # col 12
95        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 32767, 0, 0,  # col 13
96        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 32767, 0,  # col 14
97        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 32767   # col 15
98      ]
99    }
100  }
101}
102
103mix_presentation_metadata {
104  mix_presentation_id: 42
105  count_label: 1
106  annotations_language: ["en-us"]
107  localized_presentation_annotations: ["test_mix_pres"]
108  num_sub_mixes: 1
109  sub_mixes {
110    num_audio_elements: 1
111    audio_elements {
112      audio_element_id: 300
113      localized_element_annotations: ["test_sub_mix_0_audio_element_0"]
114      rendering_config {
115        headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO
116      }
117      element_mix_gain {
118        param_definition {
119          parameter_id: 999 # Non-existent; default will be used
120          parameter_rate: 48000
121          param_definition_mode: 1
122          reserved: 0
123        }
124        default_mix_gain: 0
125      }
126    }
127    output_mix_gain {
128      param_definition {
129        parameter_id: 998 # Non-existent; default will be used
130        parameter_rate: 48000
131        param_definition_mode: 1
132        reserved: 0
133      }
134      default_mix_gain: 0
135    }
136    num_layouts: 1
137    layouts {
138      loudness_layout {
139        layout_type: LAYOUT_TYPE_LOUDSPEAKERS_SS_CONVENTION
140        ss_layout {
141          sound_system: SOUND_SYSTEM_A_0_2_0
142          reserved: 0
143        }
144      }
145      loudness {
146        info_type_bit_masks: []
147        integrated_loudness: -2834
148        digital_peak: 0
149      }
150    }
151  }
152}
153
154audio_frame_metadata {
155  wav_filename: "Transport_TOA_5s.wav"
156  samples_to_trim_at_end: 648
157  samples_to_trim_at_start: 312
158  audio_element_id: 300
159      channel_metadatas: [
160      { channel_id: 0 channel_label: CHANNEL_LABEL_A_0 },
161      { channel_id: 1 channel_label: CHANNEL_LABEL_A_1 },
162      { channel_id: 2 channel_label: CHANNEL_LABEL_A_2 },
163      { channel_id: 3 channel_label: CHANNEL_LABEL_A_3 },
164      { channel_id: 4 channel_label: CHANNEL_LABEL_A_4 },
165      { channel_id: 5 channel_label: CHANNEL_LABEL_A_5 },
166      { channel_id: 6 channel_label: CHANNEL_LABEL_A_6 },
167      { channel_id: 7 channel_label: CHANNEL_LABEL_A_7 },
168      { channel_id: 8 channel_label: CHANNEL_LABEL_A_8 },
169      { channel_id: 9 channel_label: CHANNEL_LABEL_A_9 },
170      { channel_id: 10 channel_label: CHANNEL_LABEL_A_10 },
171      { channel_id: 11 channel_label: CHANNEL_LABEL_A_11 },
172      { channel_id: 12 channel_label: CHANNEL_LABEL_A_12 },
173      { channel_id: 13 channel_label: CHANNEL_LABEL_A_13 },
174      { channel_id: 14 channel_label: CHANNEL_LABEL_A_14 },
175      { channel_id: 15 channel_label: CHANNEL_LABEL_A_15 }
176    ]
177}
178
179temporal_delimiter_metadata {
180  enable_temporal_delimiters: false
181}
182