kopia lustrzana https://github.com/F5OEO/tstools
63 wiersze
1.9 KiB
C
63 wiersze
1.9 KiB
C
/*
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* Support for generic audio streams
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*
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is the MPEG TS, PS and ES tools.
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*
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* The Initial Developer of the Original Code is Amino Communications Ltd.
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* Portions created by the Initial Developer are Copyright (C) 2008
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Amino Communications Ltd, Swavesey, Cambridge UK
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*
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* ***** END LICENSE BLOCK *****
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*/
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#ifndef _audio_defns
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#define _audio_defns
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#include "h222_defns.h"
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// A simple wrapper for a frame of audio data
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struct audio_frame
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{
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byte *data; // The frame data, including the syncword at the start
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u_int32 data_len;
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};
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typedef struct audio_frame *audio_frame_p;
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#define SIZEOF_AUDIO_FRAME sizeof(struct audio_frame)
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// The types of audio we know about
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// These are convenience names, defined in terms of the H222 values
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#define AUDIO_UNKNOWN 0 // which is a reserved value
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#define AUDIO_ADTS ADTS_AUDIO_STREAM_TYPE
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#define AUDIO_L2 MPEG2_AUDIO_STREAM_TYPE
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#define AUDIO_STR(x) ((x)==AUDIO_UNKNOWN?"unknown": \
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(x)==AUDIO_ADTS ?"ADTS": \
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(x)==AUDIO_L2 ?"MPEG2": \
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"???")
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#endif // _audio_defns
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// Local Variables:
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// tab-width: 8
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// indent-tabs-mode: nil
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// c-basic-offset: 2
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// End:
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// vim: set tabstop=8 shiftwidth=2 expandtab:
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