From 0f2c3bf9c966c4babef891c6346ab11a7ef70547 Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Mon, 20 Jun 2022 16:05:28 +0200
Subject: [PATCH] Fix mp3 export on big-endian systems

---
 libs/ardour/export_graph_builder.cc | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/libs/ardour/export_graph_builder.cc b/libs/ardour/export_graph_builder.cc
index 14a7533033..e2f50f7c2d 100644
--- a/libs/ardour/export_graph_builder.cc
+++ b/libs/ardour/export_graph_builder.cc
@@ -378,9 +378,15 @@ ExportGraphBuilder::Encoder::init_writer (boost::shared_ptr<AudioGrapher::CmdPip
 	char tmp[64];
 	argp[a++] = strdup(ffmpeg_exe.c_str());
 	argp[a++] = strdup ("-f");
+#if G_BYTE_ORDER == G_LITTLE_ENDIAN
 	argp[a++] = strdup ("f32le");
 	argp[a++] = strdup ("-acodec");
 	argp[a++] = strdup ("pcm_f32le");
+#else
+	argp[a++] = strdup ("f32be");
+	argp[a++] = strdup ("-acodec");
+	argp[a++] = strdup ("pcm_f32be");
+#endif
 	argp[a++] = strdup ("-ac");
 	snprintf (tmp, sizeof(tmp), "%d", channels);
 	argp[a++] = strdup (tmp);