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37 lines
1.4 KiB
37 lines
1.4 KiB
/*
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* aud_scan.h
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*
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* Scans the audio track
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*
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* Copyright (C) Tilmann Bitterberg - June 2003
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*
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* This file is part of transcode, a video stream processing tool
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*
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* transcode is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* transcode 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Make; see the file COPYING. If not, write to
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* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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int tc_get_mp3_header(unsigned char* hbuf, int* chans, int* srate, int *bitrate);
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#define tc_decode_mp3_header(hbuf) tc_get_mp3_header(hbuf, NULL, NULL, NULL)
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int tc_get_ac3_header(unsigned char* _buf, int len, int* chans, int* srate, int *bitrate);
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// main entrance
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int tc_get_audio_header(unsigned char* buf, int buflen, int format, int* chans, int* srate, int *bitrate);
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int tc_probe_audio_header(unsigned char* buf, int buflen);
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int tc_format_ms_supported(int format);
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void tc_format_mute(unsigned char *buf, int buflen, int format);
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