2a3cb1cfca
* qatar/master: Use av_frame_copy() to simplify code where appropriate. Conflicts: libavfilter/vf_copy.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
68 lines
1.9 KiB
C
68 lines
1.9 KiB
C
/*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file
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* copy video filter
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*/
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#include "libavutil/imgutils.h"
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#include "libavutil/internal.h"
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#include "avfilter.h"
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#include "internal.h"
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#include "video.h"
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static int filter_frame(AVFilterLink *inlink, AVFrame *in)
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{
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AVFilterLink *outlink = inlink->dst->outputs[0];
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AVFrame *out = ff_get_video_buffer(outlink, in->width, in->height);
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if (!out) {
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av_frame_free(&in);
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return AVERROR(ENOMEM);
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}
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av_frame_copy_props(out, in);
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av_frame_copy(out, in);
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av_frame_free(&in);
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return ff_filter_frame(outlink, out);
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}
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static const AVFilterPad avfilter_vf_copy_inputs[] = {
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{
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.name = "default",
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.type = AVMEDIA_TYPE_VIDEO,
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.filter_frame = filter_frame,
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},
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{ NULL }
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};
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static const AVFilterPad avfilter_vf_copy_outputs[] = {
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{
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.name = "default",
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.type = AVMEDIA_TYPE_VIDEO,
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},
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{ NULL }
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};
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AVFilter ff_vf_copy = {
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.name = "copy",
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.description = NULL_IF_CONFIG_SMALL("Copy the input video unchanged to the output."),
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.inputs = avfilter_vf_copy_inputs,
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.outputs = avfilter_vf_copy_outputs,
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};
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