2 * This file is part of FFmpeg.
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
24 #include "libavutil/imgutils.h"
25 #include "libavutil/internal.h"
30 static int filter_frame(AVFilterLink *inlink, AVFrame *in)
32 AVFilterLink *outlink = inlink->dst->outputs[0];
33 AVFrame *out = ff_get_video_buffer(outlink, in->width, in->height);
37 return AVERROR(ENOMEM);
39 av_frame_copy_props(out, in);
40 av_frame_copy(out, in);
42 return ff_filter_frame(outlink, out);
45 static const AVFilterPad avfilter_vf_copy_inputs[] = {
48 .type = AVMEDIA_TYPE_VIDEO,
49 .filter_frame = filter_frame,
54 static const AVFilterPad avfilter_vf_copy_outputs[] = {
57 .type = AVMEDIA_TYPE_VIDEO,
62 AVFilter ff_vf_copy = {
64 .description = NULL_IF_CONFIG_SMALL("Copy the input video unchanged to the output."),
65 .inputs = avfilter_vf_copy_inputs,
66 .outputs = avfilter_vf_copy_outputs,