mirror of https://git.ffmpeg.org/ffmpeg.git
49 lines
1.7 KiB
C
49 lines
1.7 KiB
C
/*
|
|
* Filter layer - default implementations
|
|
* Copyright (c) 2007 Bobby Bingham
|
|
*
|
|
* This file is part of Libav.
|
|
*
|
|
* Libav 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.
|
|
*
|
|
* Libav 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 Libav; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
#include "libavutil/audioconvert.h"
|
|
#include "libavutil/imgutils.h"
|
|
#include "libavutil/samplefmt.h"
|
|
|
|
#include "avfilter.h"
|
|
#include "internal.h"
|
|
#include "formats.h"
|
|
|
|
/**
|
|
* default config_link() implementation for output video links to simplify
|
|
* the implementation of one input one output video filters */
|
|
int avfilter_default_config_output_link(AVFilterLink *link)
|
|
{
|
|
if (link->src->input_count && link->src->inputs[0]) {
|
|
if (link->type == AVMEDIA_TYPE_VIDEO) {
|
|
link->w = link->src->inputs[0]->w;
|
|
link->h = link->src->inputs[0]->h;
|
|
link->time_base = link->src->inputs[0]->time_base;
|
|
}
|
|
} else {
|
|
/* XXX: any non-simple filter which would cause this branch to be taken
|
|
* really should implement its own config_props() for this link. */
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|