| /* |
| * This file is part of FFmpeg. |
| * |
| * FFmpeg 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. |
| * |
| * FFmpeg 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 FFmpeg; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #ifndef AVFILTER_AVCODEC_H |
| #define AVFILTER_AVCODEC_H |
| |
| /** |
| * @file |
| * libavcodec/libavfilter gluing utilities |
| * |
| * This should be included in an application ONLY if the installed |
| * libavfilter has been compiled with libavcodec support, otherwise |
| * symbols defined below will not be available. |
| */ |
| |
| #include "libavcodec/avcodec.h" // AVFrame |
| #include "avfilter.h" |
| #include "vsrc_buffer.h" |
| |
| /** |
| * Copy the frame properties of src to dst, without copying the actual |
| * image data. |
| */ |
| void avfilter_copy_frame_props(AVFilterBufferRef *dst, const AVFrame *src); |
| |
| /** |
| * Create and return a picref reference from the data and properties |
| * contained in frame. |
| * |
| * @param perms permissions to assign to the new buffer reference |
| */ |
| AVFilterBufferRef *avfilter_get_video_buffer_ref_from_frame(const AVFrame *frame, int perms); |
| |
| /** |
| * Fill an AVFrame with the information stored in picref. |
| * |
| * @param frame an already allocated AVFrame |
| * @param picref a video buffer reference |
| * @return 0 in case of success, a negative AVERROR code in case of |
| * failure |
| */ |
| int avfilter_fill_frame_from_video_buffer_ref(AVFrame *frame, |
| const AVFilterBufferRef *picref); |
| |
| /** |
| * Add frame data to buffer_src. |
| * |
| * @param buffer_src pointer to a buffer source context |
| * @param flags a combination of AV_VSRC_BUF_FLAG_* flags |
| * @return >= 0 in case of success, a negative AVERROR code in case of |
| * failure |
| */ |
| int av_vsrc_buffer_add_frame(AVFilterContext *buffer_src, |
| const AVFrame *frame, int flags); |
| |
| #endif /* AVFILTER_AVCODEC_H */ |