From cde20d5ef02682672e794f022e931c1925eb48a2 Mon Sep 17 00:00:00 2001
From: stduhpf <stephduh@live.fr>
Date: Sun, 17 May 2026 10:52:56 +0200
Subject: [PATCH] fix: handle stereo format in sd_audio (#1489)

Co-authored-by: leejet <leejet714@gmail.com>
---
 src/stable-diffusion.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/stable-diffusion.cpp b/src/stable-diffusion.cpp
index 334599c8..b2558ab6 100644
--- a/src/stable-diffusion.cpp
+++ b/src/stable-diffusion.cpp
@@ -2789,7 +2789,10 @@ static sd_audio_t* waveform_to_sd_audio(const StableDiffusionGGML* sd,
         free(audio);
         return nullptr;
     }
-    std::memcpy(audio->data, waveform.data(), sample_bytes);
+
+    auto wavaform_t = waveform.permute({1, 0, 2, 3});
+    std::memcpy(audio->data, wavaform_t.data(), sample_bytes);
+
     return audio;
 }