yading@11: /*
yading@11:  * This file is part of FFmpeg.
yading@11:  *
yading@11:  * FFmpeg is free software; you can redistribute it and/or
yading@11:  * modify it under the terms of the GNU Lesser General Public
yading@11:  * License as published by the Free Software Foundation; either
yading@11:  * version 2.1 of the License, or (at your option) any later version.
yading@11:  *
yading@11:  * FFmpeg is distributed in the hope that it will be useful,
yading@11:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
yading@11:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
yading@11:  * Lesser General Public License for more details.
yading@11:  *
yading@11:  * You should have received a copy of the GNU Lesser General Public
yading@11:  * License along with FFmpeg; if not, write to the Free Software
yading@11:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
yading@11:  */
yading@11: 
yading@11: #include "avfilter.h"
yading@11: #include "internal.h"
yading@11: #include "libavutil/internal.h"
yading@11: 
yading@11: static int filter_frame(AVFilterLink *link, AVFrame *frame)
yading@11: {
yading@11:     av_frame_free(&frame);
yading@11:     return 0;
yading@11: }
yading@11: 
yading@11: static const AVFilterPad avfilter_vsink_nullsink_inputs[] = {
yading@11:     {
yading@11:         .name        = "default",
yading@11:         .type        = AVMEDIA_TYPE_VIDEO,
yading@11:         .filter_frame = filter_frame,
yading@11:     },
yading@11:     { NULL },
yading@11: };
yading@11: 
yading@11: AVFilter avfilter_vsink_nullsink = {
yading@11:     .name        = "nullsink",
yading@11:     .description = NULL_IF_CONFIG_SMALL("Do absolutely nothing with the input video."),
yading@11: 
yading@11:     .priv_size = 0,
yading@11: 
yading@11:     .inputs    = avfilter_vsink_nullsink_inputs,
yading@11:     .outputs   = NULL,
yading@11: };