1 /* 2 * Copyright (c) 2007 Bobby Bingham 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 #ifndef AVFILTER_VIDEO_H 22 #define AVFILTER_VIDEO_H 23 24 #include "avfilter.h" 25 26 AVFrame *ff_default_get_video_buffer(AVFilterLink *link, int w, int h); 27 AVFrame *ff_default_get_video_buffer2(AVFilterLink *link, int w, int h, int align); 28 AVFrame *ff_null_get_video_buffer(AVFilterLink *link, int w, int h); 29 30 /** 31 * Request a picture buffer with a specific set of permissions. 32 * 33 * @param link the output link to the filter from which the buffer will 34 * be requested 35 * @param w the minimum width of the buffer to allocate 36 * @param h the minimum height of the buffer to allocate 37 * @return on success, an AVFrame owned by the caller, NULL on error 38 */ 39 AVFrame *ff_get_video_buffer(AVFilterLink *link, int w, int h); 40 41 #endif /* AVFILTER_VIDEO_H */ 42