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  1. /*
  2.  * Copyright (c) 2013 Vittorio Giovara <vittorio.giovara@gmail.com>
  3.  *
  4.  * This file is part of FFmpeg.
  5.  *
  6.  * FFmpeg is free software; you can redistribute it and/or
  7.  * modify it under the terms of the GNU Lesser General Public
  8.  * License as published by the Free Software Foundation; either
  9.  * version 2.1 of the License, or (at your option) any later version.
  10.  *
  11.  * FFmpeg is distributed in the hope that it will be useful,
  12.  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14.  * Lesser General Public License for more details.
  15.  *
  16.  * You should have received a copy of the GNU Lesser General Public
  17.  * License along with FFmpeg; if not, write to the Free Software
  18.  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  19.  */
  20.  
  21. #include <stdint.h>
  22. #include <string.h>
  23.  
  24. #include "mem.h"
  25. #include "stereo3d.h"
  26.  
  27. AVStereo3D *av_stereo3d_alloc(void)
  28. {
  29.     return av_mallocz(sizeof(AVStereo3D));
  30. }
  31.  
  32. AVStereo3D *av_stereo3d_create_side_data(AVFrame *frame)
  33. {
  34.     AVFrameSideData *side_data = av_frame_new_side_data(frame,
  35.                                                         AV_FRAME_DATA_STEREO3D,
  36.                                                         sizeof(AVStereo3D));
  37.     if (!side_data)
  38.         return NULL;
  39.  
  40.     memset(side_data->data, 0, sizeof(AVStereo3D));
  41.  
  42.     return (AVStereo3D *)side_data->data;
  43. }
  44.