From 4e27de21e49900963ffa61cc9c0a676bb028f992 Mon Sep 17 00:00:00 2001
From: jacqueline <me@jacqueline.id.au>
Date: Wed, 16 Aug 2023 10:57:55 +1000
Subject: clean up a bunch of obselete audio code

---
 src/audio/chunk.cpp | 71 -----------------------------------------------------
 1 file changed, 71 deletions(-)
 delete mode 100644 src/audio/chunk.cpp

(limited to 'src/audio/chunk.cpp')

diff --git a/src/audio/chunk.cpp b/src/audio/chunk.cpp
deleted file mode 100644
index 11503b2b..00000000
--- a/src/audio/chunk.cpp
+++ /dev/null
@@ -1,71 +0,0 @@
-/*
- * Copyright 2023 jacqueline <me@jacqueline.id.au>
- *
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-#include "chunk.hpp"
-
-#include <algorithm>
-#include <cstddef>
-#include <cstdint>
-#include <cstring>
-#include <optional>
-
-#include "cbor.h"
-#include "esp_log.h"
-
-#include "stream_buffer.hpp"
-#include "stream_message.hpp"
-
-namespace audio {
-
-static const std::size_t kWorkingBufferMultiple = 2;
-
-ChunkReader::ChunkReader(std::size_t chunk_size)
-    : raw_working_buffer_(static_cast<std::byte*>(
-          heap_caps_malloc(chunk_size * kWorkingBufferMultiple,
-                           MALLOC_CAP_SPIRAM))),
-      working_buffer_(raw_working_buffer_,
-                      chunk_size * kWorkingBufferMultiple) {}
-
-ChunkReader::~ChunkReader() {
-  free(raw_working_buffer_);
-}
-
-auto ChunkReader::HandleNewData(cpp::span<std::byte> data)
-    -> cpp::span<std::byte> {
-  assert(leftover_bytes_ + data.size() <= working_buffer_.size());
-  // Copy the new data onto the front for anything that was left over from the
-  // last portion. Note: this could be optimised for the '0 leftover bytes'
-  // case, which technically shouldn't need a copy.
-  std::copy(data.begin(), data.end(),
-            working_buffer_.begin() + leftover_bytes_);
-  last_data_in_working_buffer_ =
-      working_buffer_.first(leftover_bytes_ + data.size());
-  leftover_bytes_ = 0;
-  return last_data_in_working_buffer_;
-}
-
-auto ChunkReader::HandleBytesUsed(std::size_t bytes_used) -> void {
-  HandleBytesLeftOver(last_data_in_working_buffer_.size() - bytes_used);
-}
-auto ChunkReader::HandleBytesLeftOver(std::size_t bytes_left) -> void {
-  leftover_bytes_ = bytes_left;
-
-  // Ensure that we don't have more than a chunk of leftever bytes. This is
-  // bad, because we probably won't have enough data to store the next chunk.
-  assert(leftover_bytes_ <= working_buffer_.size() / kWorkingBufferMultiple);
-
-  if (leftover_bytes_ > 0) {
-    auto data_to_keep = last_data_in_working_buffer_.last(leftover_bytes_);
-    std::copy(data_to_keep.begin(), data_to_keep.end(),
-              working_buffer_.begin());
-  }
-}
-
-auto ChunkReader::GetLeftovers() -> cpp::span<std::byte> {
-  return working_buffer_.first(leftover_bytes_);
-}
-
-}  // namespace audio
-- 
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