From 8309e67a863bb825ee6ec4921c5de0407f404d5f Mon Sep 17 00:00:00 2001
From: jacqueline <me@jacqueline.id.au>
Date: Mon, 6 Nov 2023 17:10:52 +1100
Subject: [PATCH] Read in larger chunks from SD at a time

This helps a little with the stuttering. Some kind of readahead is
probably the ideal tho.
---
 src/codecs/source_buffer.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/codecs/source_buffer.cpp b/src/codecs/source_buffer.cpp
index 3d06afa0..8e40ba42 100644
--- a/src/codecs/source_buffer.cpp
+++ b/src/codecs/source_buffer.cpp
@@ -18,7 +18,8 @@
 namespace codecs {
 
 [[maybe_unused]] static constexpr char kTag[] = "dec_buf";
-static constexpr size_t kBufferSize = 1024 * 8;
+static constexpr size_t kBufferSize = 1024 * 128;
+static constexpr size_t kReadThreshold = 1024 * 8;
 
 SourceBuffer::SourceBuffer()
     : buffer_(reinterpret_cast<std::byte*>(
@@ -34,7 +35,7 @@ SourceBuffer::~SourceBuffer() {
 }
 
 auto SourceBuffer::Refill(IStream* src) -> bool {
-  if (bytes_in_buffer_ == buffer_.size_bytes()) {
+  if (bytes_in_buffer_ > kReadThreshold) {
     return false;
   }
   bool eof = false;