diff --git a/libavutil/lzo.c b/libavutil/lzo.c
index 637c0d70385618069e407a66d734cb623a6e08be..02d7bbfb0bde3e68b764a16051e9426047a594ff 100644
--- a/libavutil/lzo.c
+++ b/libavutil/lzo.c
@@ -165,30 +165,10 @@ static inline void memcpy_backptr(uint8_t *dst, int back, int cnt) {
     }
 }
 
-/**
- * \brief deliberately overlapping memcpy implementation
- * \param dst destination buffer; must be padded with 12 additional bytes
- * \param back how many bytes back we start (the initial size of the overlapping window)
- * \param cnt number of bytes to copy, must be >= 0
- *
- * cnt > back is valid, this will copy the bytes we just copied,
- * thus creating a repeating pattern with a period length of back.
- */
 void av_memcpy_backptr(uint8_t *dst, int back, int cnt) {
     memcpy_backptr(dst, back, cnt);
 }
 
-/**
- * \brief Decodes LZO 1x compressed data.
- * \param out output buffer
- * \param outlen size of output buffer, number of bytes left are returned here
- * \param in input buffer
- * \param inlen size of input buffer, number of bytes left are returned here
- * \return 0 on success, otherwise error flags, see lzo.h
- *
- * Make sure all buffers are appropriately padded, in must provide
- * AV_LZO_INPUT_PADDING, out must provide AV_LZO_OUTPUT_PADDING additional bytes.
- */
 int av_lzo1x_decode(void *out, int *outlen, const void *in, int *inlen) {
     int state= 0;
     int x;
diff --git a/libavutil/lzo.h b/libavutil/lzo.h
index f1c1ce99b4b93de1a16297409ee69bba847a1dc0..5431c1b5cf7c7d62a33c1f2e0fa238f352943a3d 100644
--- a/libavutil/lzo.h
+++ b/libavutil/lzo.h
@@ -32,8 +32,28 @@
 #define AV_LZO_INPUT_PADDING 8
 #define AV_LZO_OUTPUT_PADDING 12
 
+/**
+ * \brief Decodes LZO 1x compressed data.
+ * \param out output buffer
+ * \param outlen size of output buffer, number of bytes left are returned here
+ * \param in input buffer
+ * \param inlen size of input buffer, number of bytes left are returned here
+ * \return 0 on success, otherwise error flags, see lzo.h
+ *
+ * Make sure all buffers are appropriately padded, in must provide
+ * AV_LZO_INPUT_PADDING, out must provide AV_LZO_OUTPUT_PADDING additional bytes.
+ */
 int av_lzo1x_decode(void *out, int *outlen, const void *in, int *inlen);
 
+/**
+ * \brief deliberately overlapping memcpy implementation
+ * \param dst destination buffer; must be padded with 12 additional bytes
+ * \param back how many bytes back we start (the initial size of the overlapping window)
+ * \param cnt number of bytes to copy, must be >= 0
+ *
+ * cnt > back is valid, this will copy the bytes we just copied,
+ * thus creating a repeating pattern with a period length of back.
+ */
 void av_memcpy_backptr(uint8_t *dst, int back, int cnt);
 
 #endif /* AVUTIL_LZO_H */