From 1b6811663caf07717ce15f3d3bbb1195397a1a33 Mon Sep 17 00:00:00 2001
From: jacqueline <me@jacqueline.id.au>
Date: Tue, 8 Aug 2023 23:14:42 +1000
Subject: Add libogg for handling opus streams reasonably

---
 src/codecs/include/ogg.hpp  | 36 ++++++++++++++++++++++++++++++++++++
 src/codecs/include/opus.hpp |  3 +++
 2 files changed, 39 insertions(+)
 create mode 100644 src/codecs/include/ogg.hpp

(limited to 'src/codecs/include')

diff --git a/src/codecs/include/ogg.hpp b/src/codecs/include/ogg.hpp
new file mode 100644
index 00000000..2d6ea8c5
--- /dev/null
+++ b/src/codecs/include/ogg.hpp
@@ -0,0 +1,36 @@
+/*
+ * Copyright 2023 jacqueline <me@jacqueline.id.au>
+ *
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+#pragma once
+
+#include <sys/_stdint.h>
+#include <cstddef>
+#include <cstdint>
+#include <optional>
+
+#include "ogg/ogg.h"
+#include "span.hpp"
+
+namespace codecs {
+
+class OggContainer {
+ public:
+  OggContainer();
+  ~OggContainer();
+
+  auto AddBytes(cpp::span<const std::byte>) -> void;
+  auto HasNextPacket() -> bool;
+  auto NextPacket() -> cpp::span<uint8_t>;
+  auto PeekPacket() -> cpp::span<uint8_t>;
+
+ private:
+  ogg_sync_state sync_;
+  ogg_stream_state stream_;
+  ogg_page page_;
+  ogg_packet packet_;
+};
+
+}  // namespace codecs
\ No newline at end of file
diff --git a/src/codecs/include/opus.hpp b/src/codecs/include/opus.hpp
index f824a7cb..50717b73 100644
--- a/src/codecs/include/opus.hpp
+++ b/src/codecs/include/opus.hpp
@@ -13,6 +13,8 @@
 #include <string>
 #include <utility>
 
+#include "ogg.hpp"
+#include "ogg/ogg.h"
 #include "opus.h"
 #include "sample.hpp"
 #include "span.hpp"
@@ -44,6 +46,7 @@ class XiphOpusDecoder : public ICodec {
       -> Result<void> override;
 
  private:
+  OggContainer ogg_;
   OpusDecoder* opus_;
   cpp::span<int16_t> sample_buffer_;
   int32_t pos_in_buffer_;
-- 
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