# Copyright (c) 2024, Alliance for Open Media. All rights reserved # # This source code is subject to the terms of the BSD 3-Clause Clear License # and the Alliance for Open Media Patent License 1.0. If the BSD 3-Clause Clear # License was not distributed with this source code in the LICENSE file, you # can obtain it at www.aomedia.org/license/software-license/bsd-3-c-c. If the # Alliance for Open Media Patent License 1.0 was not distributed with this # source code in the PATENTS file, you can obtain it at # www.aomedia.org/license/patent. # proto-file: iamf/cli/proto/user_metadata.proto # proto-message: UserMetadata test_vector_metadata { human_readable_description: "An example using the maximum number of audio elements for Base-Enhanced " "profile. It has twenty-eight mono audio elements and a stereo output " "layout." file_name_prefix: "test_000707" is_valid: true is_valid_to_decode: true validate_user_loudness: true mp4_fixed_timestamp: "2024-08-14 00:00:00" test_repository_tags: ["github/aomediacodec/libiamf/main"] primary_tested_spec_sections: [ "3.6.2/loudspeaker_layout == Mono", "3.7/num_audio_elements", "3.7.3/sound_system == Stereo", "3.7.4/default_mix_gain", "4.2/Base-Enhanced Profile", "8.5.1/Loudness Information" ] base_test: "test_000705" } encoder_control_metadata { add_build_information_tag: false } ia_sequence_header_metadata { primary_profile: PROFILE_VERSION_BASE_ENHANCED additional_profile: PROFILE_VERSION_BASE_ENHANCED } codec_config_metadata { codec_config_id: 200 codec_config { codec_id: CODEC_ID_LPCM num_samples_per_frame: 1024 audio_roll_distance: 0 decoder_config_lpcm { sample_format_flags: LPCM_LITTLE_ENDIAN sample_size: 16 sample_rate: 48000 } } } audio_element_metadata: [ { audio_element_id: 300 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [0] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 301 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [1] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 302 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [2] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 303 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [3] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 304 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [4] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 305 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [5] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 306 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [6] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 307 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [7] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 308 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [8] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 309 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [9] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 310 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [10] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 311 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [11] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 312 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [12] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 313 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [13] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 314 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [14] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 315 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [15] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 316 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [16] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 317 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [17] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 318 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [318] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 319 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [319] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 320 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [20] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 321 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [21] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 322 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [22] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 323 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [23] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 324 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [24] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 325 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [25] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 326 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [26] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } }, { audio_element_id: 327 audio_element_type: AUDIO_ELEMENT_CHANNEL_BASED reserved: 0 codec_config_id: 200 num_substreams: 1 audio_substream_ids: [27] num_parameters: 0 scalable_channel_layout_config { num_layers: 1 reserved: 0 channel_audio_layer_configs: [ { loudspeaker_layout: LOUDSPEAKER_LAYOUT_MONO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 0 } ] } } ] mix_presentation_metadata { mix_presentation_id: 42 count_label: 1 annotations_language: ["en-us"] localized_presentation_annotations: ["test_mix_pres"] num_sub_mixes: 1 sub_mixes { num_audio_elements: 28 audio_elements: [ { audio_element_id: 300 localized_element_annotations: ["test_sub_mix_0_audio_element_0"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 301 localized_element_annotations: ["test_sub_mix_0_audio_element_1"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 302 localized_element_annotations: ["test_sub_mix_0_audio_element_2"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 303 localized_element_annotations: ["test_sub_mix_0_audio_element_3"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 304 localized_element_annotations: ["test_sub_mix_0_audio_element_4"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 305 localized_element_annotations: ["test_sub_mix_0_audio_element_5"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 306 localized_element_annotations: ["test_sub_mix_0_audio_element_6"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 307 localized_element_annotations: ["test_sub_mix_0_audio_element_7"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 308 localized_element_annotations: ["test_sub_mix_0_audio_element_8"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 309 localized_element_annotations: ["test_sub_mix_0_audio_element_9"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 310 localized_element_annotations: ["test_sub_mix_0_audio_element_10"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 311 localized_element_annotations: ["test_sub_mix_0_audio_element_11"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 312 localized_element_annotations: ["test_sub_mix_0_audio_element_12"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 313 localized_element_annotations: ["test_sub_mix_0_audio_element_13"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 314 localized_element_annotations: ["test_sub_mix_0_audio_element_14"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 315 localized_element_annotations: ["test_sub_mix_0_audio_element_15"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 316 localized_element_annotations: ["test_sub_mix_0_audio_element_16"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 317 localized_element_annotations: ["test_sub_mix_0_audio_element_17"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 318 localized_element_annotations: ["test_sub_mix_0_audio_element_18"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 319 localized_element_annotations: ["test_sub_mix_0_audio_element_19"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 320 localized_element_annotations: ["test_sub_mix_0_audio_element_20"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 321 localized_element_annotations: ["test_sub_mix_0_audio_element_21"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 322 localized_element_annotations: ["test_sub_mix_0_audio_element_22"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 323 localized_element_annotations: ["test_sub_mix_0_audio_element_23"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 324 localized_element_annotations: ["test_sub_mix_0_audio_element_24"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 325 localized_element_annotations: ["test_sub_mix_0_audio_element_25"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 326 localized_element_annotations: ["test_sub_mix_0_audio_element_26"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } }, { audio_element_id: 327 localized_element_annotations: ["test_sub_mix_0_audio_element_27"] rendering_config { headphones_rendering_mode: HEADPHONES_RENDERING_MODE_STEREO } element_mix_gain { param_definition { parameter_id: 999 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } } ] output_mix_gain { param_definition { parameter_id: 997 # Non-existent; default will be used parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } num_layouts: 1 layouts { loudness_layout { layout_type: LAYOUT_TYPE_LOUDSPEAKERS_SS_CONVENTION ss_layout { sound_system: SOUND_SYSTEM_A_0_2_0 reserved: 0 } } loudness { info_type_bit_masks: [] integrated_loudness: -1480 digital_peak: -1826 } } } include_mix_presentation_tags: true mix_presentation_tags: { num_tags: 1 tags: { tag_name: "content_language" tag_value: "eng" } } } audio_frame_metadata: [ { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 300 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 301 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 302 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 303 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 304 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 305 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 306 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 307 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 308 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 309 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 310 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 311 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 312 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 313 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 314 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 315 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 316 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 317 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 318 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 319 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 320 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 321 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 322 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 323 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 324 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 325 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 326 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] }, { wav_filename: "sine_1500_stereo_48khz_-15dBFS.wav" samples_to_trim_at_end: 640 samples_to_trim_at_start: 0 audio_element_id: 327 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_MONO } ] } ] temporal_delimiter_metadata { enable_temporal_delimiters: false }