From 4132d8db4dacac58c01ff2cac48ddd08d20ec5e1 Mon Sep 17 00:00:00 2001
From: Luke Curley <kixelated@gmail.com>
Date: Mon, 22 May 2023 13:49:02 -0700
Subject: [PATCH] Fix audio crashing after some time.

---
 web/src/player/ring.ts | 19 ++++++++++++++-----
 1 file changed, 14 insertions(+), 5 deletions(-)

diff --git a/web/src/player/ring.ts b/web/src/player/ring.ts
index ccf6f2a..4b1b7ae 100644
--- a/web/src/player/ring.ts
+++ b/web/src/player/ring.ts
@@ -60,6 +60,12 @@ export class Ring {
             }
         }
 
+        // capacity = 1024
+        // read = 2048
+        // write = 3072
+        // startIndex = 0
+        // readIndex = 0
+
         let startIndex = startPos % this.capacity;
         let endIndex = endPos % this.capacity;
 
@@ -84,11 +90,13 @@ export class Ring {
                     frameCount: first.length,
                 })
 
-                frame.copyTo(second, {
-                    planeIndex: i,
-                    frameOffset: first.length,
-                    frameCount: second.length,
-                })
+                if (second.length > 0) {
+                    frame.copyTo(second, {
+                        planeIndex: i,
+                        frameOffset: first.length,
+                        frameCount: second.length,
+                    })
+                }
             }
         }
 
@@ -142,6 +150,7 @@ export class Ring {
     }
 
     size() {
+        // TODO is this thread safe?
         let readPos = Atomics.load(this.state, STATE.READ_POS)
         let writePos = Atomics.load(this.state, STATE.WRITE_POS)