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- /*
- * 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
- */
- /**
- * @file
- * copy video filter
- */
- #include "libavutil/imgutils.h"
- #include "libavutil/internal.h"
- #include "avfilter.h"
- #include "internal.h"
- #include "video.h"
- static int filter_frame(AVFilterLink *inlink, AVFrame *in)
- {
- AVFilterLink *outlink = inlink->dst->outputs[0];
- AVFrame *out = ff_get_video_buffer(outlink, in->width, in->height);
- if (!out) {
- av_frame_free(&in);
- return AVERROR(ENOMEM);
- }
- av_frame_copy_props(out, in);
- av_frame_copy(out, in);
- av_frame_free(&in);
- return ff_filter_frame(outlink, out);
- }
- static const AVFilterPad avfilter_vf_copy_inputs[] = {
- {
- .name = "default",
- .type = AVMEDIA_TYPE_VIDEO,
- .filter_frame = filter_frame,
- },
- { NULL }
- };
- static const AVFilterPad avfilter_vf_copy_outputs[] = {
- {
- .name = "default",
- .type = AVMEDIA_TYPE_VIDEO,
- },
- { NULL }
- };
- AVFilter ff_vf_copy = {
- .name = "copy",
- .description = NULL_IF_CONFIG_SMALL("Copy the input video unchanged to the output."),
- .inputs = avfilter_vf_copy_inputs,
- .outputs = avfilter_vf_copy_outputs,
- };
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