import { IngestSource, SelectedIngestTracks, TrackExtractionResult } from "./types.js";
import { Input, InputAudioTrack, InputVideoTrack } from "mediabunny";

//#region src/mediabunny-ingest/MediabunnyIngest.d.ts
/** Opens a mediabunny `Input` over a URL or local file path, auto-detecting the container/HLS format. */
declare function openIngestInput(source: IngestSource): Input;
/**
 * Selects the best video track and its best pairable audio track from an
 * input (matching the "ingest only the best audio and video track" ingest
 * policy). For plain progressive files this is just "the" video/audio track;
 * for HLS master playlists, mediabunny's `getPrimaryVideoTrack`/
 * `getPrimaryAudioTrack` already implement bitrate-based ABR selection.
 *
 * Throws if the source has no usable tracks, or if any selected track is
 * still live (open-ended) — ingestion only supports VOD sources.
 */
declare function selectIngestTracks(input: Input): Promise<SelectedIngestTracks>;
/**
 * Extracts a single video track into a fragmented single-track MP4 stream via
 * packet-copy transmux (no re-encoding — matches the previous ffmpeg `-c:v copy`
 * behavior). SEI NAL units (type 6) are stripped from every packet, mirroring the
 * previous `-bsf:v filter_units=remove_types=6` ffmpeg filter.
 */
declare function extractVideoTrack(track: InputVideoTrack): TrackExtractionResult;
/**
 * Extracts a single audio track into a fragmented single-track MP4 stream.
 *
 * - AAC-raw sources (description present) are packet-copied directly.
 * - AAC-ADTS sources (typical of MPEG-TS/HLS demuxed AAC) have their ADTS
 *   headers stripped and an AudioSpecificConfig synthesized, mirroring the
 *   previous `-bsf:a aac_adtstoasc` ffmpeg filter.
 * - Any other codec is decoded and re-encoded to AAC (192kbps), mirroring the
 *   previous `-c:a aac -b:a 192k -ar 48000` ffmpeg re-encode fallback.
 */
declare function extractAudioTrack(track: InputAudioTrack): TrackExtractionResult;
//#endregion
export { extractAudioTrack, extractVideoTrack, openIngestInput, selectIngestTracks };
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