# Copyright (c) 2023, 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: "A frame-aligned stereo IAMF stream encoded with " "AAC." file_name_prefix: "test_000076" is_valid: true is_valid_to_decode: true validate_user_loudness: true mp4_fixed_timestamp: "2023-07-17 00:00:00" test_repository_tags: [ "github/aomediacodec/libiamf/main", "github/aomediacodec/libiamf/v1.0.0-errata" ] primary_tested_spec_sections: [ "3.5/Codec Config OBU Syntax and Semantics", "3.11.2/AAC-LC Specific" ] base_test: "test_000005" } encoder_control_metadata { add_build_information_tag: false } ia_sequence_header_metadata { primary_profile: PROFILE_VERSION_SIMPLE additional_profile: PROFILE_VERSION_SIMPLE } codec_config_metadata { codec_config_id: 200 codec_config { codec_id: CODEC_ID_AAC_LC num_samples_per_frame: 1024 audio_roll_distance: -1 decoder_config_aac: { buffer_size_db: 0 max_bitrate: 0 average_bit_rate: 0 decoder_specific_info { sample_frequency_index: AAC_SAMPLE_FREQUENCY_INDEX_48000 } aac_encoder_metadata { bitrate_mode: 0 # Constant bit rate mode. enable_afterburner: true signaling_mode: 2 # Explicit hierarchical signaling. } } } } 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_STEREO output_gain_is_present_flag: 0 recon_gain_is_present_flag: 0 reserved_a: 0 substream_count: 1 coupled_substream_count: 1 } ] } } 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: 1 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: 100 parameter_rate: 48000 param_definition_mode: 1 reserved: 0 } default_mix_gain: 0 } } output_mix_gain { param_definition { parameter_id: 100 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: -5393 digital_peak: -5394 } } } } audio_frame_metadata { wav_filename: "sine_1000_48khz_512ms.wav" samples_to_trim_at_end: 0 samples_to_trim_at_start: 2048 audio_element_id: 300 channel_metadatas: [ { channel_id: 0 channel_label: CHANNEL_LABEL_L_2 }, { channel_id: 1 channel_label: CHANNEL_LABEL_R_2 } ] } parameter_block_metadata { parameter_id: 100 start_timestamp: 0 duration: 26624 num_subblocks: 1 constant_subblock_duration: 26624 subblocks: [ { mix_gain_parameter_data { animation_type: ANIMATE_STEP param_data { step { start_point_value: 0 } } } } ] } temporal_delimiter_metadata { enable_temporal_delimiters: false }