more segmenter basics

src/muxer/hls/handler.rs

@@ -2,33 +2,58 @@ use std::error::Error;
 use std::sync::{mpsc, Arc};
 use std::time;
 use std::thread;
+use std::fs;
 
 use crate::util;
 use crate::muxer::hls::mp4;
+use crate::muxer::hls::segments;
 
 pub struct HLSHandler {
     muxer: mp4::MP4Muxer,
     err_in: mpsc::Sender<Box<dyn Error + Send + Sync>>,
     args: util::HLSArgs,
     curr_segment_idx: usize,
+    curr_segments: Vec<String>,
 }
 
 impl HLSHandler {
     pub fn data_loop(&mut self) {
         self.muxer.spawn_read_loops();
         loop {
-            if self.muxer.v_samples.segment_ready(self.args.segment_time as usize) {
-                todo!();
+            match self.muxer.get_segment(self.curr_segment_idx) {
+                None => (),
+                Some(segment) => {
+                    let del_list = self.new_segment(segment);
+                    delete_files(del_list);
+                    self.dump_playlist();
+                    self.curr_segment_idx += 1;
                 }
-            if self.muxer.a_samples.segment_ready(self.args.segment_time as usize) {
-                todo!();
             }
-            thread::sleep(time::Duration::from_millis(100))
+            thread::sleep(time::Duration::from_millis(100));
         }
+    }
+
+    fn new_segment(&mut self, segment: segments::Segment) -> std::vec::Drain<String> {
+        segment.dump();
+        self.curr_segments.push(segment.filename);
+        self.curr_segments.drain(..self.curr_segments.len() - self.args.max_segments)
+    }
+
+
+    fn dump_playlist(&self) {
         todo!();
     }
 }
 
 pub fn spawn(v: mpsc::Receiver<util::NALUPacket>, a: mpsc::Receiver<util::NALUPacket>, err_in: mpsc::Sender<Box<dyn Error + Send + Sync>>, metadata: Arc<util::Metadata>, args: util::HLSArgs) -> Result<HLSHandler, Box<dyn Error>> {
-    Ok(HLSHandler {muxer: mp4::new_muxer(v, a, metadata, err_in.clone())?, err_in: err_in, args: args, curr_segment_idx: 0})
+    Ok(HLSHandler {muxer: mp4::new_muxer(v, a, metadata, err_in.clone())?, err_in: err_in, args: args, curr_segment_idx: 0, curr_segments: Vec::new()})
+}
+
+fn delete_files(mut del_list: std::vec::Drain<String>) {
+    loop {
+        match del_list.next() {
+            Some(filename) => fs::remove_file(filename),
+            None => return
+        };
+    }
 }

src/muxer/hls/mod.rs

@@ -1,5 +1,6 @@
 mod handler;
 mod mp4;
+mod segments;
 
 use std::sync::{Arc, mpsc};
 use std::error::Error;

src/muxer/hls/mp4/mod.rs

@@ -1,6 +1,6 @@
 mod mp4muxer;
 mod atoms;
-mod samples;
+pub mod samples;
 
 use std::sync::{mpsc, Arc, Mutex};
 use std::error::Error;

src/muxer/hls/mp4/mp4muxer.rs

@@ -5,6 +5,7 @@ use std::thread;
 use crate::util;
 use crate::muxer::hls::mp4;
 use crate::muxer::hls::mp4::atoms::MP4Atom;
+use crate::muxer::hls::segments;
 
 impl mp4::MP4Muxer {
     pub fn gen_init(&mut self) -> Result<(), Box<dyn Error>> {
@@ -68,6 +69,10 @@ impl mp4::MP4Muxer {
             }
         });
     }
+
+    pub fn get_segment(&mut self, idx: usize) -> Option<segments::Segment> {
+        todo!();
+    }
 }
 
 fn get_av1_stsd(mut sample: Vec<u8>, metadata: &Arc<util::Metadata>) -> mp4::atoms::STSD {

src/muxer/hls/mp4/samples.rs

@@ -20,12 +20,4 @@ impl SampleQueue {
             flags: flags,
         })
     }
-
-    pub fn segment_ready(&self, secs: usize) -> bool {
-        return self.queue.lock().unwrap().len() >= self.samples_per_sec * secs;
-    }
-
-    pub fn get_segment(&self, secs: usize) -> Vec<Sample> {
-        return self.queue.lock().unwrap().drain(..self.samples_per_sec * secs).collect();
-    }
 }

src/muxer/hls/segments.rs

@@ -3,6 +3,13 @@ use crate::muxer::hls::mp4::samples;
 
 pub struct Segment {
     segment_idx: usize,
+    pub filename: String,
     segment_video: Vec<samples::Sample>,
     segment_audio: Vec<samples::Sample>,
 }
+
+impl Segment {
+    pub fn dump(&self) {
+        todo!();
+    }
+}

src/util/mod.rs

@@ -75,9 +75,9 @@ pub struct RawMedia {
 }
 
 pub struct HLSArgs {
-    pub segment_time: u32,
+    pub segment_time: usize,
     pub segment_prepend: String,
-    pub max_segments: u8,
+    pub max_segments: usize,
 }
 
 // Errors