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-rw-r--r--apps/codecs/lib/codeclib.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/apps/codecs/lib/codeclib.h b/apps/codecs/lib/codeclib.h
index 1d95486..87cc926 100644
--- a/apps/codecs/lib/codeclib.h
+++ b/apps/codecs/lib/codeclib.h
@@ -55,6 +55,10 @@ void qsort(void *base, size_t nmemb, size_t size, int(*compar)(const void *, con
#define abs(x) ((x)>0?(x):-(x))
#define labs(x) abs(x)
+/*MDCT library functions*/
+
+extern void mdct_backward(int n, int32_t *in, int32_t *out);
+
/* Various codec helper functions */
int codec_init(void);