// Extracted from: Spotify 1.1.73.517 (macOS) syntax = "proto3"; package spotify.narration_injection.proto; option optimize_for = CODE_SIZE; service TtsResolveService { rpc Resolve(ResolveRequest) returns (ResolveResponse); } message ResolveRequest { AudioFormat audio_format = 3; enum AudioFormat { UNSPECIFIED = 0; WAV = 1; PCM = 2; OPUS = 3; VORBIS = 4; MP3 = 5; } string language = 4; TtsVoice tts_voice = 5; enum TtsVoice { UNSET_TTS_VOICE = 0; VOICE1 = 1; VOICE2 = 2; VOICE3 = 3; } TtsProvider tts_provider = 6; enum TtsProvider { UNSET_TTS_PROVIDER = 0; CLOUD_TTS = 1; READSPEAKER = 2; POLLY = 3; WELL_SAID = 4; } int32 sample_rate_hz = 7; oneof prompt { string text = 1; string ssml = 2; } } message ResolveResponse { string url = 1; }