vf_copy.c
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1 /*
2  * This file is part of Libav.
3  *
4  * Libav 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.
8  *
9  * Libav 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.
13  *
14  * You should have received a copy of the GNU Lesser General Public
15  * License along with Libav; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17  */
18 
24 #include "avfilter.h"
25 
27  .name = "copy",
28  .description = NULL_IF_CONFIG_SMALL("Copy the input video unchanged to the output."),
29 
30  .inputs = (AVFilterPad[]) {{ .name = "default",
31  .type = AVMEDIA_TYPE_VIDEO,
32  .get_video_buffer = avfilter_null_get_video_buffer,
33  .start_frame = avfilter_null_start_frame,
34  .end_frame = avfilter_null_end_frame,
35  .rej_perms = ~0 },
36  { .name = NULL}},
37  .outputs = (AVFilterPad[]) {{ .name = "default",
38  .type = AVMEDIA_TYPE_VIDEO, },
39  { .name = NULL}},
40 };
void avfilter_null_end_frame(AVFilterLink *link)
end_frame() handler for filters which simply pass video along
Definition: defaults.c:278
A filter pad used for either input or output.
Definition: avfilter.h:312
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: internal.h:191
NULL
Definition: eval.c:50
void avfilter_null_start_frame(AVFilterLink *link, AVFilterBufferRef *picref)
start_frame() handler for filters which simply pass video along
Definition: defaults.c:268
Filter definition.
Definition: avfilter.h:497
const char * name
filter name
Definition: avfilter.h:498
AVFilterBufferRef * avfilter_null_get_video_buffer(AVFilterLink *link, int perms, int w, int h)
get_video_buffer() handler for filters which simply pass video along
Definition: defaults.c:288
AVFilter avfilter_vf_copy
Definition: vf_copy.c:26