pcm_record.c iAudioM5 FixRed

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

Change-Id: Ief05d2614a203df17821ed32b04f5c75a53ca08b

1 files changed, 14 insertions, 6 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
@@ -890,12 +890,12 @@ copy_buffer_mono_lr(void *dst, const void *src, size_t src_size)
 
 /* 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)
+copy_buffer_mono_r(void *dst, const void *src, size_t src_size)
 {
     int16_t *d = (int16_t*)dst;
-    int16_t const *s = (int16_t const*)src - 2;
+    int16_t const *s = (int16_t const*)src - 1;
     ssize_t copy_size = src_size;
-    /* mono = L */
+    /* mono = R */
     do
         *d++ = *(s += 2);
     while ((copy_size -= PCM_SAMP_SIZE) > 0);
@@ -903,20 +903,28 @@ copy_buffer_mono_l(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_r(void *dst, const void *src, size_t src_size)
+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 - 1;
+    int16_t const *s = (int16_t const*)src - 2;
     ssize_t copy_size = src_size;
-    /* mono = R */
+    /* mono = L */
     do
         *d++ = *(s += 2);
     while ((copy_size -= PCM_SAMP_SIZE) > 0);
 
     return dst;
 }
+#endif
 
 
 /** pcm_rec_* group **/