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/*
This file is part of jellything (https://codeberg.org/metamuffin/jellything)
which is licensed under the GNU Affero General Public License (version 3); see /COPYING.
Copyright (C) 2025 metamuffin <metamuffin.org>
*/
pub mod flac;
pub mod matroska;
use crate::{
ContainerFormat,
demuxers::{flac::FlacDemuxer, matroska::MatroskaDemuxer},
};
use anyhow::Result;
use std::io::{Read, Seek};
use winter_matroska::{Attachments, Chapters, Cluster, Cues, Info, Tags, Tracks};
pub trait ReadSeek: Read + Seek {}
impl<T: Read + Seek> ReadSeek for T {}
pub trait DemuxerNew: Demuxer + Sized {
fn new(reader: Box<dyn ReadSeek>) -> Self;
}
#[rustfmt::skip]
pub trait Demuxer {
fn info(&mut self) -> Result<Option<Info>> { Ok(None) }
fn tracks(&mut self) -> Result<Option<Tracks>> { Ok(None) }
fn chapters(&mut self) -> Result<Option<Chapters>> { Ok(None) }
fn attachments(&mut self) -> Result<Option<Attachments>> { Ok(None) }
fn tags(&mut self) -> Result<Option<Tags>> { Ok(None) }
fn cues(&mut self) -> Result<Option<Cues>> { Ok(None) }
fn seek_cluster(&mut self, position: Option<u64>) -> Result<()>;
fn read_cluster(&mut self) -> Result<Option<(u64, Cluster)>>;
}
pub fn create_demuxer(container: ContainerFormat, reader: Box<dyn ReadSeek>) -> Box<dyn Demuxer> {
match container {
ContainerFormat::Matroska | ContainerFormat::Webm => Box::new(MatroskaDemuxer::new(reader)),
ContainerFormat::Flac => Box::new(FlacDemuxer::new(reader)),
}
}
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