broken snippet generation and outputting something that looks like hls

1 files changed, 64 insertions, 0 deletions

diff --git a/stream/src/hls.rs b/stream/src/hls.rs
index 6ddc2a4..81d0c8c 100644
--- a/stream/src/hls.rs
+++ b/stream/src/hls.rs
@@ -3,3 +3,67 @@
     which is licensed under the GNU Affero General Public License (version 3); see /COPYING.
     Copyright (C) 2023 metamuffin <metamuffin.org>
 */
+
+use anyhow::{anyhow, Result};
+use jellybase::CONF;
+use jellycommon::{
+    stream::{StreamFormat, StreamSpec},
+    LocalTrack, Node,
+};
+use std::{fmt::Write, ops::Range};
+use tokio::io::{AsyncWriteExt, DuplexStream};
+
+pub async fn hls_master_stream(
+    _node: Node,
+    _track_sources: Vec<LocalTrack>,
+    spec: StreamSpec,
+    mut b: DuplexStream,
+) -> Result<()> {
+    let mut out = String::new();
+    writeln!(out, "#EXTM3U")?;
+    writeln!(out, "#EXT-X-VERSION:4")?;
+    writeln!(out, "#EXT-X-INDEPENDENT-SEGMENTS")?;
+    for t in spec.tracks {
+        let uri = format!(
+            "stream?{}",
+            StreamSpec {
+                tracks: vec![t],
+                format: StreamFormat::HlsVariant,
+                ..Default::default()
+            }
+            .to_query()
+        );
+        // writeln!(out,"#EXT-X-MEDIA:NAME=\"track {t}\", TYPE=AUDIO, GROUP-ID=\"track{t}\", DEFAULT=YES, AUTOSELECT=YES, URI=\"{uri}\"")?;
+        writeln!(out, "{uri}")?;
+    }
+    tokio::spawn(async move { b.write_all(out.as_bytes()).await });
+    Ok(())
+}
+
+pub async fn hls_variant_stream(
+    node: Node,
+    track_sources: Vec<LocalTrack>,
+    mut spec: StreamSpec,
+    mut b: DuplexStream,
+) -> Result<()> {
+    let track = *spec.tracks.get(0).ok_or(anyhow!("no track"))?;
+    let snips = jellyremuxer::snippet::snippet_index(
+        CONF.library_path.clone(),
+        node.public.clone(),
+        &track_sources,
+        track,
+    )?;
+    let mut out = String::new();
+    writeln!(out, "#EXTM3U")?;
+    writeln!(out, "#EXT-X-VERSION:4")?;
+
+    spec.format = StreamFormat::Segment;
+    for (i, Range { start, end }) in snips.iter().enumerate() {
+        writeln!(out, "#EXTINF:{},", end - start)?;
+        spec.index = Some(i);
+        writeln!(out, "stream?{}", spec.to_query())?;
+    }
+
+    tokio::spawn(async move { b.write_all(out.as_bytes()).await });
+    Ok(())
+}