• 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
14test_vector_metadata {
15  human_readable_description:
16    "A 2-layer IAMF stream encoded using Opus with the last layer "
17    "being 5.1.0."
18  file_name_prefix: "test_000056"
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/num_parameters",
29    "3.6.2/channel_audio_layer_config",
30    "3.9/Audio Frame OBU Syntax and Semantics",
31    "3.11.1/OPUS Specific"
32  ]
33  base_test: "test_000055"
34  output_wav_file_bit_depth_override: 16
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_OPUS
50    num_samples_per_frame: 960
51    audio_roll_distance: -4
52    decoder_config_opus {
53      version: 1
54      pre_skip: 312
55      input_sample_rate: 48000
56      opus_encoder_metadata {
57        target_bitrate_per_channel: 48000
58        application: APPLICATION_AUDIO
59        use_float_api: false
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: 4
71  audio_substream_ids: [0, 1, 2, 3]
72  num_parameters: 2
73  audio_element_params {
74    param_definition_type: PARAM_DEFINITION_TYPE_DEMIXING
75    demixing_param: {
76      param_definition {
77        parameter_id: 998  # Non-existent; default will be used
78        parameter_rate: 48000
79        param_definition_mode: 0
80        reserved: 0
81        duration: 960
82        num_subblocks: 1
83        constant_subblock_duration: 960
84      }
85      default_demixing_info_parameter_data: {
86        dmixp_mode: DMIXP_MODE_2
87      }
88      default_w: 0
89    }
90  }
91  audio_element_params {
92    param_definition_type: PARAM_DEFINITION_TYPE_RECON_GAIN
93    recon_gain_param {
94      param_definition {
95        parameter_id: 999  # Non-existent; default will be used
96        parameter_rate: 48000
97        param_definition_mode: 0
98        reserved: 0
99        duration: 960
100        num_subblocks: 1
101        constant_subblock_duration: 960
102      }
103    }
104  }
105  scalable_channel_layout_config {
106    num_layers: 2
107    reserved: 0
108    channel_audio_layer_configs: [
109      {
110        loudspeaker_layout: LOUDSPEAKER_LAYOUT_STEREO
111        output_gain_is_present_flag: 0
112        recon_gain_is_present_flag: 0
113        reserved_a: 0
114        substream_count: 1
115        coupled_substream_count: 1
116      },
117      {
118        loudspeaker_layout: LOUDSPEAKER_LAYOUT_5_1_CH
119        output_gain_is_present_flag: 0
120        recon_gain_is_present_flag: 1
121        reserved_a: 0
122        substream_count: 3
123        coupled_substream_count: 1
124      }
125    ]
126  }
127}
128
129mix_presentation_metadata {
130  mix_presentation_id: 42
131  count_label: 1
132  annotations_language: ["en-us"]
133  localized_presentation_annotations: ["test_mix_pres"]
134  num_sub_mixes: 1
135  sub_mixes {
136    num_audio_elements: 1
137    audio_elements {
138      audio_element_id: 300
139      localized_element_annotations: ["test_sub_mix_0_audio_element_0"]
140      rendering_config {
141        headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO
142      }
143      element_mix_gain {
144        param_definition {
145          parameter_id: 100
146          parameter_rate: 48000
147          param_definition_mode: 1
148          reserved: 0
149        }
150        default_mix_gain: 0
151      }
152    }
153    output_mix_gain {
154      param_definition {
155        parameter_id: 100
156        parameter_rate: 48000
157        param_definition_mode: 1
158        reserved: 0
159      }
160      default_mix_gain: 0
161    }
162    num_layouts: 2
163    layouts {
164      loudness_layout {
165        layout_type: LAYOUT_TYPE_LOUDSPEAKERS_SS_CONVENTION
166        ss_layout {
167          sound_system: SOUND_SYSTEM_A_0_2_0
168          reserved: 0
169        }
170      }
171      loudness {
172        info_type_bit_masks: []
173        integrated_loudness: -6179
174        digital_peak: -2197
175      }
176    }
177    layouts {
178      loudness_layout {
179        layout_type: LAYOUT_TYPE_LOUDSPEAKERS_SS_CONVENTION
180        ss_layout {
181          sound_system: SOUND_SYSTEM_B_0_5_0
182          reserved: 0
183        }
184      }
185      loudness {
186        info_type_bit_masks: []
187        integrated_loudness: -6783
188        digital_peak: -2816
189      }
190    }
191  }
192}
193
194audio_frame_metadata {
195  # Not using every channel in the input wav file.
196  wav_filename: "audiolab-acoustic-guitar_2OA_470_ALLRAD_5s.wav"
197  samples_to_trim_at_end: 648
198  samples_to_trim_at_start: 312
199  audio_element_id: 300
200  channel_metadatas: [
201    { channel_id: 0 channel_label: CHANNEL_LABEL_L_5 },
202    { channel_id: 1 channel_label: CHANNEL_LABEL_R_5 },
203    { channel_id: 2 channel_label: CHANNEL_LABEL_CENTRE },
204    { channel_id: 3 channel_label: CHANNEL_LABEL_LFE },
205    { channel_id: 4 channel_label: CHANNEL_LABEL_LS_5 },
206    { channel_id: 5 channel_label: CHANNEL_LABEL_RS_5 }
207  ]
208}
209
210parameter_block_metadata {
211  parameter_id: 100
212  start_timestamp: 0
213  duration: 240960
214  num_subblocks: 1
215  constant_subblock_duration: 240960
216  subblocks: [
217    {
218      mix_gain_parameter_data {
219        animation_type: ANIMATE_STEP
220        param_data {
221          step {
222            start_point_value: 0
223          }
224        }
225      }
226    }
227  ]
228}
229
230temporal_delimiter_metadata {
231  enable_temporal_delimiters: false
232}
233