// Extracted from: Spotify 1.1.73.517 (macOS) syntax = "proto3"; package spotify.playback_cosmos.proto; option optimize_for = CODE_SIZE; message VolumeRequest { oneof source_or_system { VolumeChangeSource source = 1; bool system_initiated = 4; } oneof action { double volume = 2; Step step = 3; } enum Step { option allow_alias = true; up = 0; UP = 0; down = 1; DOWN = 1; } } message VolumeResponse { double volume = 1; } message VolumeSubResponse { double volume = 1; VolumeChangeSource source = 2; bool system_initiated = 3; } message PositionResponseV1 { int32 position = 1; } message PositionResponseV2 { int64 position = 1; } message InfoResponse { bool has_info = 1; uint64 length_ms = 2; uint64 position_ms = 3; bool playing = 4; bool buffering = 5; int32 error = 6; string file_id = 7; string file_type = 8; string resolved_content_url = 9; int32 file_bitrate = 10; string codec_name = 11; double playback_speed = 12; float gain_adjustment = 13; bool has_loudness = 14; float loudness = 15; string strategy = 17; int32 target_bitrate = 18; int32 advised_bitrate = 19; bool target_file_available = 20; reserved 16; } message FormatsResponse { repeated Format formats = 1; message Format { string enum_key = 1; uint32 enum_value = 2; bool supported = 3; uint32 bitrate = 4; string mime_type = 5; } } message GetFilesResponse { repeated File files = 1; message File { string file_id = 1; string format = 2; uint32 bitrate = 3; uint32 format_enum = 4; } } message DuckRequest { Action action = 2; enum Action { START = 0; STOP = 1; } double volume = 3; uint32 fade_duration_ms = 4; } enum VolumeChangeSource { USER = 0; SYSTEM = 1; }