diff --git a/libeplayer3/include/aac.h b/libeplayer3/include/aac.h
deleted file mode 100644
index 5d8a572..0000000
--- a/libeplayer3/include/aac.h
+++ /dev/null
@@ -1,56 +0,0 @@
-/*
- * aac helper
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- */
-
-#ifndef acc_123
-#define acc_123
-
-#define AAC_HEADER_LENGTH       7
-
-static inline int aac_get_sample_rate_index(uint32_t sample_rate)
-{
-    if (96000 <= sample_rate)
-	return 0;
-    if (88200 <= sample_rate)
-	return 1;
-    if (64000 <= sample_rate)
-	return 2;
-    if (48000 <= sample_rate)
-	return 3;
-    if (44100 <= sample_rate)
-	return 4;
-    if (32000 <= sample_rate)
-	return 5;
-    if (24000 <= sample_rate)
-	return 6;
-    if (22050 <= sample_rate)
-	return 7;
-    if (16000 <= sample_rate)
-	return 8;
-    if (12000 <= sample_rate)
-	return 9;
-    if (11025 <= sample_rate)
-	return 10;
-    if (8000 <= sample_rate)
-	return 11;
-    if (7350 <= sample_rate)
-	return 12;
-    return 13;
-}
-
-#endif