DecoderAPI: add function decoder_open_uri()

Move and refactor code from the Wavpack decoder plugin.

1 files changed, 10 insertions, 0 deletions

diff --git a/src/decoder/DecoderAPI.hxx b/src/decoder/DecoderAPI.hxx
index 0a7b84371..c57a02e01 100644
--- a/src/decoder/DecoderAPI.hxx
+++ b/src/decoder/DecoderAPI.hxx
@@ -40,6 +40,8 @@
 
 // IWYU pragma: end_exports
 
+class Error;
+
 /**
  * Notify the player thread that it has finished initialization and
  * that it has read the song's meta data.
@@ -96,6 +98,14 @@ void
 decoder_seek_error(Decoder &decoder);
 
 /**
+ * Open a new #InputStream and wait until it's ready.  Can get
+ * cancelled by DecoderCommand::STOP (returns nullptr without setting
+ * #Error).
+ */
+InputStream *
+decoder_open_uri(Decoder &decoder, const char *uri, Error &error);
+
+/**
  * Blocking read from the input stream.
  *
  * @param decoder the decoder object