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libavutil
downmix_info.h
Go to the documentation of this file.
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/*
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* Copyright (c) 2014 Tim Walker <tdskywalker@gmail.com>
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*
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* This file is part of Libav.
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*
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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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*
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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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*
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* You should have received a copy of the GNU Lesser General Public
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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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*/
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#ifndef AVUTIL_DOWNMIX_INFO_H
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#define AVUTIL_DOWNMIX_INFO_H
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#include "
frame.h
"
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enum
AVDownmixType
{
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AV_DOWNMIX_TYPE_UNKNOWN
,
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AV_DOWNMIX_TYPE_LORO
,
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AV_DOWNMIX_TYPE_LTRT
,
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AV_DOWNMIX_TYPE_DPLII
,
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AV_DOWNMIX_TYPE_NB
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};
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typedef
struct
AVDownmixInfo
{
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enum
AVDownmixType
preferred_downmix_type
;
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double
center_mix_level
;
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double
center_mix_level_ltrt
;
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double
surround_mix_level
;
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double
surround_mix_level_ltrt
;
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double
lfe_mix_level
;
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}
AVDownmixInfo
;
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AVDownmixInfo
*
av_downmix_info_update_side_data
(
AVFrame
*frame);
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#endif
/* AVUTIL_DOWNMIX_INFO_H */
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