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27bcf55f45
The new flags parameter allows to specify if the video ref to add should overwrite the cache, if the flag is not set vsrc_buffer will complain and abort; otherwise it will clean the already cached video ref before to overwrite it, thus avoiding a leak.
50 lines
1.6 KiB
C
50 lines
1.6 KiB
C
/*
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* Copyright (c) 2008 Vitor Sessak
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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_VSRC_BUFFER_H
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#define AVFILTER_VSRC_BUFFER_H
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/**
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* @file
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* memory buffer source API for video
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*/
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#include "avfilter.h"
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/**
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* Tell av_vsrc_buffer_add_video_buffer_ref() to overwrite the already
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* cached video buffer with the new added one, otherwise the function
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* will complain and exit.
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*/
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#define AV_VSRC_BUF_FLAG_OVERWRITE 1
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/**
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* Add video buffer data in picref to buffer_src.
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*
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* @param buffer_src pointer to a buffer source context
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* @param flags a combination of AV_VSRC_BUF_FLAG_* flags
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* @return >= 0 in case of success, a negative AVERROR code in case of
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* failure
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*/
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int av_vsrc_buffer_add_video_buffer_ref(AVFilterContext *buffer_src,
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AVFilterBufferRef *picref, int flags);
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#endif /* AVFILTER_VSRC_BUFFER_H */
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