Do some prep cleanup for multiple filetypes

3 files changed, 6 insertions, 13 deletions

diff --git a/src/codecs/include/codec.hpp b/src/codecs/include/codec.hpp
index c8a68ff3..31c67e13 100644
--- a/src/codecs/include/codec.hpp
+++ b/src/codecs/include/codec.hpp
@@ -25,8 +25,6 @@ class ICodec {
  public:
   virtual ~ICodec() {}
 
-  virtual auto CanHandleType(StreamType type) -> bool = 0;
-
   struct OutputFormat {
     uint8_t num_channels;
     uint8_t bits_per_sample;
@@ -37,8 +35,6 @@ class ICodec {
 
   enum ProcessingError { MALFORMED_DATA };
 
-  virtual auto ResetForNewStream() -> void = 0;
-
   virtual auto SetInput(cpp::span<const std::byte> input) -> void = 0;
 
   /*
@@ -69,9 +65,6 @@ class ICodec {
       -> std::pair<std::size_t, bool> = 0;
 };
 
-enum CreateCodecError { UNKNOWN_EXTENSION };
-
-auto CreateCodecForType(StreamType type)
-    -> cpp::result<std::unique_ptr<ICodec>, CreateCodecError>;
+auto CreateCodecForType(StreamType type) -> std::optional<ICodec*>;
 
 }  // namespace codecs
diff --git a/src/codecs/include/mad.hpp b/src/codecs/include/mad.hpp
index ea16cdc8..5ba4db84 100644
--- a/src/codecs/include/mad.hpp
+++ b/src/codecs/include/mad.hpp
@@ -24,9 +24,7 @@ class MadMp3Decoder : public ICodec {
   MadMp3Decoder();
   ~MadMp3Decoder();
 
-  auto CanHandleType(StreamType type) -> bool override;
   auto GetOutputFormat() -> std::optional<OutputFormat> override;
-  auto ResetForNewStream() -> void override;
   auto SetInput(cpp::span<const std::byte> input) -> void override;
   auto GetInputPosition() -> std::size_t override;
   auto ProcessNextFrame() -> cpp::result<bool, ProcessingError> override;
diff --git a/src/codecs/include/types.hpp b/src/codecs/include/types.hpp
index 66f0c840..61d36a28 100644
--- a/src/codecs/include/types.hpp
+++ b/src/codecs/include/types.hpp
@@ -10,9 +10,11 @@
 
 namespace codecs {
 
-enum StreamType {
-  STREAM_MP3,
+enum class StreamType {
+  kMp3,
+  kPcm,
+  kOgg,
+  kFlac,
 };
 
-auto GetStreamTypeFromFilename(std::string filename);
 }  // namespace codecs