Module cloud_core 

The pure cloud provider shapes shared by the native engine and the wasm/js crate: sigv4 signing, request builders, response parsers, provider configs. Enabled by cloud-core (implied by cloud).

Structs

CloudConfig

Configuration for a single cloud TTS provider.

SigV4Credentials

The credentials a SigV4 request carries.

SignedUrl

A parsed https://host/path?query split for canonicalization.

Enums

GeminiAudioBlock

Outcome of scanning an Interactions API response for audio.

Functions

authorization_header

Build the Authorization header value for a request.

build_gemini_request

Build the Interactions API request body for Gemini TTS.

build_google_request

Build JSON body for Google TTS REST API.

edge_sec_ms_gec_at

Generate the Sec-MS-GEC token Microsoft Edge “Read Aloud” requires.

elevenlabs_smd_platform

Pick the SpeechMarkdown platform selector for a provider/model pair.

parse_elevenlabs_alignment

Parse ElevenLabs alignment payload into (word, start_sec, end_sec) tuples.

parse_gemini_interaction_audio

Extract the last audio block (decoded from base64) from an Interactions API response.

sha256_hex

Lowercase hex of a SHA-256 digest.

ssml_to_dialect

Translate W3C (or Alexa/Azure-flavoured) SSML into an ElevenLabs dialect prompt: SSML → SpeechMarkdown → the model-matched dialect. Returns None when the input does not parse; callers then fall back to plain-text stripping.