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39 lines
1.3 KiB
C
39 lines
1.3 KiB
C
/*
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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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#include "downmix_info.h"
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#include "frame.h"
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AVDownmixInfo *av_downmix_info_update_side_data(AVFrame *frame)
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{
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AVFrameSideData *side_data;
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side_data = av_frame_get_side_data(frame, AV_FRAME_DATA_DOWNMIX_INFO);
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if (!side_data)
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side_data = av_frame_new_side_data(frame, AV_FRAME_DATA_DOWNMIX_INFO,
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sizeof(AVDownmixInfo));
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if (!side_data)
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return NULL;
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return (AVDownmixInfo*)side_data->data;
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}
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