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50 lines
2.1 KiB
50 lines
2.1 KiB
16 years ago
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/*
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* Audio Interleaving prototypes and declarations
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*
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* Copyright (c) 2009 Baptiste Coudurier <baptiste dot coudurier at gmail dot com>
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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 AVFORMAT_AUDIOINTERLEAVE_H
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#define AVFORMAT_AUDIOINTERLEAVE_H
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#include "libavutil/fifo.h"
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#include "avformat.h"
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typedef struct {
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AVFifoBuffer fifo;
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unsigned fifo_size; ///< current fifo size allocated
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uint64_t dts; ///< current dts
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int sample_size; ///< size of one sample all channels included
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const int *samples_per_frame; ///< must be 0 terminated
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const int *samples; ///< current samples per frame, pointer to samples_per_frame
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AVRational time_base; ///< time base of output audio packets
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} AudioInterleaveContext;
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int ff_audio_interleave_init(AVFormatContext *s, const int *samples_per_frame, AVRational time_base);
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void ff_audio_interleave_close(AVFormatContext *s);
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int ff_interleave_compare_dts(AVFormatContext *s, AVPacket *next, AVPacket *pkt);
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int ff_interleave_new_audio_packet(AVFormatContext *s, AVPacket *pkt,
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int stream_index, int flush);
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int ff_audio_interleave(AVFormatContext *s, AVPacket *out, AVPacket *pkt, int flush,
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int (*get_packet)(AVFormatContext *, AVPacket *, AVPacket *, int),
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int (*compare_ts)(AVFormatContext *, AVPacket *, AVPacket *));
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#endif // AVFORMAT_AUDIOINTERLEAVE_H
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