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-rw-r--r--libaf/filter.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/libaf/filter.h b/libaf/filter.h
index 92ff229910..31293f051b 100644
--- a/libaf/filter.h
+++ b/libaf/filter.h
@@ -8,12 +8,12 @@
//=============================================================================
*/
-#if !defined DSP_H
+#if !defined MPLAYER_DSP_H
# error "Never use <filter.h> directly; include <dsp.h> instead"
#endif
-#ifndef FILTER_H
-#define FILTER_H
+#ifndef MPLAYER_FILTER_H
+#define MPLAYER_FILTER_H
// Design and implementation of different types of digital filters
@@ -66,4 +66,4 @@ extern int af_filter_szxform(_ftype_t* a, _ftype_t* b, _ftype_t Q, _ftype_t fc,
xq[xi]=(xq)[(xi)+(n)]=*(in);\
xi=(++(xi))&((n)-1);
-#endif /* FILTER_H */
+#endif /* MPLAYER_FILTER_H */