From ee6b737b651e45b1926e7d343d977480014fdc07 Mon Sep 17 00:00:00 2001
From: William Wilgus <wilgus.william@gmail.com>
Date: Tue, 10 Aug 2021 07:56:33 -0400
Subject: [PATCH] pcm_record.c iAudioM5 FixRed

Share a bit of code in order to free up iRam for the iAudio M5

Change-Id: Ief05d2614a203df17821ed32b04f5c75a53ca08b
---
 apps/recorder/pcm_record.c | 38 +++++++++++++++++++++++---------------
 1 file changed, 23 insertions(+), 15 deletions(-)

diff --git a/apps/recorder/pcm_record.c b/apps/recorder/pcm_record.c
index 0a6e1b5a51..9b0e779485 100644
--- a/apps/recorder/pcm_record.c
+++ b/apps/recorder/pcm_record.c
@@ -888,21 +888,6 @@ copy_buffer_mono_lr(void *dst, const void *src, size_t src_size)
     return dst;
 }
 
-/* Copy with mono conversion - output 1/2 size of input */
-static void * ICODE_ATTR
-copy_buffer_mono_l(void *dst, const void *src, size_t src_size)
-{
-    int16_t *d = (int16_t*)dst;
-    int16_t const *s = (int16_t const*)src - 2;
-    ssize_t copy_size = src_size;
-    /* mono = L */
-    do
-        *d++ = *(s += 2);
-    while ((copy_size -= PCM_SAMP_SIZE) > 0);
-
-    return dst;
-}
-
 /* Copy with mono conversion - output 1/2 size of input */
 static void * ICODE_ATTR
 copy_buffer_mono_r(void *dst, const void *src, size_t src_size)
@@ -918,6 +903,29 @@ copy_buffer_mono_r(void *dst, const void *src, size_t src_size)
     return dst;
 }
 
+#if 1
+static void * ICODE_ATTR
+copy_buffer_mono_l(void *dst, const void *src, size_t src_size)
+{
+    return copy_buffer_mono_r(dst, src -1, src_size);
+}
+#else
+/* Copy with mono conversion - output 1/2 size of input */
+static void * ICODE_ATTR
+copy_buffer_mono_l(void *dst, const void *src, size_t src_size)
+{
+    int16_t *d = (int16_t*)dst;
+    int16_t const *s = (int16_t const*)src - 2;
+    ssize_t copy_size = src_size;
+    /* mono = L */
+    do
+        *d++ = *(s += 2);
+    while ((copy_size -= PCM_SAMP_SIZE) > 0);
+
+    return dst;
+}
+#endif
+
 
 /** pcm_rec_* group **/