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86417b759f
This hack is used to limit the visibility of some AVFilterLink fields to only certain files. Replace it with the same pattern that is used e.g. in lavf AVStream/FFStream and avoid exposing these internal fields in a public header completely.
70 lines
1.8 KiB
C
70 lines
1.8 KiB
C
/*
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* Internal filter link API
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*
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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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#ifndef AVFILTER_LINK_INTERNAL_H
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#define AVFILTER_LINK_INTERNAL_H
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#include <stdint.h>
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#include "avfilter.h"
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#include "framequeue.h"
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typedef struct FilterLinkInternal {
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AVFilterLink l;
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/**
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* Queue of frames waiting to be filtered.
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*/
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FFFrameQueue fifo;
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/**
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* If set, the source filter can not generate a frame as is.
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* The goal is to avoid repeatedly calling the request_frame() method on
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* the same link.
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*/
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int frame_blocked_in;
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/**
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* Link input status.
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* If not zero, all attempts of filter_frame will fail with the
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* corresponding code.
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*/
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int status_in;
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/**
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* Timestamp of the input status change.
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*/
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int64_t status_in_pts;
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/**
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* Link output status.
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* If not zero, all attempts of request_frame will fail with the
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* corresponding code.
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*/
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int status_out;
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} FilterLinkInternal;
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static inline FilterLinkInternal *ff_link_internal(AVFilterLink *link)
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{
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return (FilterLinkInternal*)link;
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}
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#endif /* AVFILTER_LINK_INTERNAL_H */
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