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/*
* This file is part of Libav.
*
* 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.
*
* 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 Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVFILTER_VIDEO_H
#define AVFILTER_VIDEO_H
#include "avfilter.h"
AVFrame *ff_default_get_video_buffer(AVFilterLink *link, int w, int h);
AVFrame *ff_null_get_video_buffer(AVFilterLink *link, int w, int h);
/**
* Request a picture buffer with a specific set of permissions.
*
* @param link the output link to the filter from which the buffer will
* be requested
* @param w the minimum width of the buffer to allocate
* @param h the minimum height of the buffer to allocate
* @return A reference to the buffer. This must be unreferenced with
* avfilter_unref_buffer when you are finished with it.
*/
AVFrame *ff_get_video_buffer(AVFilterLink *link, int w, int h);
#endif /* AVFILTER_VIDEO_H */
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