From 265049c5192cf0ce862c7db7b4745636afb6c17b Mon Sep 17 00:00:00 2001
From: jacqueline <me@jacqueline.id.au>
Date: Wed, 8 May 2024 16:03:03 +1000
Subject: Count samples going in and out of the drain buffer

This is a more accurate way of knowing which track is playing when, and
also simplifies a lot of fragile logic in audio_fsm
---
 src/tangara/audio/audio_decoder.cpp | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

(limited to 'src/tangara/audio/audio_decoder.cpp')

diff --git a/src/tangara/audio/audio_decoder.cpp b/src/tangara/audio/audio_decoder.cpp
index 0e38bca8..ee06d984 100644
--- a/src/tangara/audio/audio_decoder.cpp
+++ b/src/tangara/audio/audio_decoder.cpp
@@ -92,7 +92,7 @@ void Decoder::Main() {
       // If we were already decoding, then make sure we finish up the current
       // file gracefully.
       if (stream_) {
-        finishDecode();
+        finishDecode(true);
       }
 
       // Ensure there's actually stream data; we might have been given nullptr
@@ -106,7 +106,7 @@ void Decoder::Main() {
     }
 
     if (!continueDecode()) {
-      finishDecode();
+      finishDecode(false);
     }
   }
 }
@@ -179,12 +179,16 @@ auto Decoder::continueDecode() -> bool {
   return !res->is_stream_finished;
 }
 
-auto Decoder::finishDecode() -> void {
+auto Decoder::finishDecode(bool cancel) -> void {
   assert(track_);
 
   // Tell everyone we're finished.
-  events::Audio().Dispatch(internal::DecodingFinished{.track = track_});
-  processor_->endStream();
+  if (cancel) {
+    events::Audio().Dispatch(internal::DecodingCancelled{.track = track_});
+  } else {
+    events::Audio().Dispatch(internal::DecodingFinished{.track = track_});
+  }
+  processor_->endStream(cancel);
 
   // Clean up after ourselves.
   stream_.reset();
-- 
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