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-rw-r--r--libavcodec/opus.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/libavcodec/opus.c b/libavcodec/opus.c
index 8e896dd5d4..703d2e86b0 100644
--- a/libavcodec/opus.c
+++ b/libavcodec/opus.c
@@ -2,20 +2,20 @@
* Copyright (c) 2012 Andrew D'Addesio
* Copyright (c) 2013-2014 Mozilla Corporation
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
@@ -27,6 +27,7 @@
#include <stdint.h>
#include "libavutil/error.h"
+#include "libavutil/ffmath.h"
#include "opus.h"
#include "vorbis.h"
@@ -333,7 +334,7 @@ av_cold int ff_opus_parse_extradata(AVCodecContext *avctx,
s->gain_i = AV_RL16(extradata + 16);
if (s->gain_i)
- s->gain = pow(10, s->gain_i / (20.0 * 256));
+ s->gain = ff_exp10(s->gain_i / (20.0 * 256));
map_type = extradata[18];
if (!map_type) {