X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Faacdectab.h;h=23a7868ab238ce68ab81553554b2fb334c99ec18;hb=03e5d6118c239edc0f420d8912454d8b37f789f3;hp=b6d80f20c173fcfb8a2a469c651f0cdd691e072b;hpb=85e9296f415c3349207cb0834ed28e8889d148ef;p=ffmpeg

diff --git a/libavcodec/aacdectab.h b/libavcodec/aacdectab.h
index b6d80f20c17..23a7868ab23 100644
--- a/libavcodec/aacdectab.h
+++ b/libavcodec/aacdectab.h
@@ -3,25 +3,25 @@
  * Copyright (c) 2005-2006 Oded Shimon ( ods15 ods15 dyndns org )
  * Copyright (c) 2006-2007 Maxim Gavrilov ( maxim.gavrilov gmail com )
  *
- * This file is part of FFmpeg.
+ * This file is part of Libav.
  *
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav 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.
  *
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav 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 FFmpeg; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
 /**
- * @file libavcodec/aacdectab.h
+ * @file
  * AAC decoder data
  * @author Oded Shimon  ( ods15 ods15 dyndns org )
  * @author Maxim Gavrilov ( maxim.gavrilov gmail com )
@@ -30,10 +30,19 @@
 #ifndef AVCODEC_AACDECTAB_H
 #define AVCODEC_AACDECTAB_H
 
+#include "libavutil/audioconvert.h"
 #include "aac.h"
 
 #include <stdint.h>
 
+/* @name ltp_coef
+ * Table of the LTP coefficients
+ */
+static const float ltp_coef[8] = {
+    0.570829, 0.696616, 0.813004, 0.911304,
+    0.984900, 1.067894, 1.194601, 1.369533,
+};
+
 /* @name tns_tmp2_map
  * Tables of the tmp2[] arrays of LPC coefficients used for TNS.
  * The suffix _M_N[] indicate the values of coef_compress and coef_res
@@ -69,4 +78,27 @@ static const float * const tns_tmp2_map[4] = {
 };
 // @}
 
+static const int8_t tags_per_config[16] = { 0, 1, 1, 2, 3, 3, 4, 5, 0, 0, 0, 0, 0, 0, 0, 0 };
+
+static const uint8_t aac_channel_layout_map[7][5][2] = {
+    { { TYPE_SCE, 0 }, },
+    { { TYPE_CPE, 0 }, },
+    { { TYPE_CPE, 0 }, { TYPE_SCE, 0 }, },
+    { { TYPE_CPE, 0 }, { TYPE_SCE, 0 }, { TYPE_SCE, 1 }, },
+    { { TYPE_CPE, 0 }, { TYPE_SCE, 0 }, { TYPE_CPE, 1 }, },
+    { { TYPE_CPE, 0 }, { TYPE_SCE, 0 }, { TYPE_LFE, 0 }, { TYPE_CPE, 1 }, },
+    { { TYPE_CPE, 0 }, { TYPE_SCE, 0 }, { TYPE_LFE, 0 }, { TYPE_CPE, 2 }, { TYPE_CPE, 1 }, },
+};
+
+static const int64_t aac_channel_layout[8] = {
+    AV_CH_LAYOUT_MONO,
+    AV_CH_LAYOUT_STEREO,
+    AV_CH_LAYOUT_SURROUND,
+    AV_CH_LAYOUT_4POINT0,
+    AV_CH_LAYOUT_5POINT0_BACK,
+    AV_CH_LAYOUT_5POINT1_BACK,
+    AV_CH_LAYOUT_7POINT1_WIDE,
+    0,
+};
+
 #endif /* AVCODEC_AACDECTAB_H */