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* copyright (c) 2005 Denes Balatoni ( dbalatoni programozo hu )
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* This file is part of FFmpeg.
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* This file is part of Libav.
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* FFmpeg is free software; you can redistribute it and/or
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* Libav is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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* FFmpeg is distributed in the hope that it will be useful,
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* Libav is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* License along with Libav; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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#include "dsputil.h"
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#include "vorbis.h"
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#include "libavutil/audioconvert.h"
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const uint8_t ff_vorbis_channel_layout_offsets[8][8] = {
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{ 0, 2, 1, 5, 3, 4, },
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{ 0, 2, 1, 6, 5, 3, 4, },
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{ 0, 2, 1, 7, 5, 6, 3, 4},
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{ 0, 2, 1, 6, 5, 3, 4 },
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{ 0, 2, 1, 7, 5, 6, 3, 4 },
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const uint8_t ff_vorbis_encoding_channel_layout_offsets[8][8] = {
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{ 0, 2, 1, 5, 6, 4, 3 },
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{ 0, 2, 1, 6, 7, 4, 5, 3 },
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const int64_t ff_vorbis_channel_layouts[9] = {
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CH_LAYOUT_5POINT0_BACK,
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CH_LAYOUT_5POINT1_BACK,
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CH_LAYOUT_5POINT1|CH_BACK_CENTER,
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AV_CH_LAYOUT_SURROUND,
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AV_CH_LAYOUT_5POINT0_BACK,
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AV_CH_LAYOUT_5POINT1_BACK,
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AV_CH_LAYOUT_5POINT1|AV_CH_BACK_CENTER,