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df4c7ae9db
This is required for the pending lavfi indev extension, also consistent with the video buffer sink.
48 lines
1.7 KiB
C
48 lines
1.7 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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#ifndef AVFILTER_ASINK_ABUFFER_H
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#define AVFILTER_ASINK_ABUFFER_H
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/**
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* @file
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* audio buffer sink API
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*/
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#include "avfilter.h"
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typedef struct {
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const enum AVSampleFormat *sample_fmts; ///< list of allowed sample formats, terminated by -1
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const int64_t *channel_layouts; ///< list of allowed channel layouts, terminated by -1
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const int *packing_fmts; ///< list of allowed packing formats, terminated by -1
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} ABufferSinkContext;
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/**
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* Get an audio buffer from abuffersink and put it in samplesref.
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*
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* @param abuffersink pointer to an abuffersink context
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* @param flags unused
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* @return >= 0 in case of success, a negative AVERROR code in case of failure
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*/
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int av_asink_abuffer_get_audio_buffer_ref(AVFilterContext *abuffersink,
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AVFilterBufferRef **samplesref,
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int av_unused flags);
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#endif /* AVFILTER_ASINK_ABUFFER_H */
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