From d0c28c652f10856f3f1eadbbe8f362be6224355d Mon Sep 17 00:00:00 2001
From: Chris Robinson <chris.kcat@gmail.com>
Date: Tue, 14 Feb 2023 00:00:46 -0800
Subject: Support IMA4 ADPCM as a mixing voice format

---
 alc/effects/convolution.cpp | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'alc')

diff --git a/alc/effects/convolution.cpp b/alc/effects/convolution.cpp
index e88fb0d0..1c5c3691 100644
--- a/alc/effects/convolution.cpp
+++ b/alc/effects/convolution.cpp
@@ -84,6 +84,10 @@ void LoadSamples(float *RESTRICT dst, const al::byte *src, const size_t srcstep,
     HANDLE_FMT(FmtDouble);
     HANDLE_FMT(FmtMulaw);
     HANDLE_FMT(FmtAlaw);
+    /* FIXME: Handle ADPCM decoding here. */
+    case FmtIMA4:
+        std::fill_n(dst, samples, 0.0f);
+        break;
     }
 #undef HANDLE_FMT
 }
-- 
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