2008-04-14 04:09:29 +00:00
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/*
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* Miscellaneous useful definitions
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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 _misc_defns
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#define _misc_defns
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#include "tswrite_defns.h"
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#include "video_defns.h"
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// Some (internal) functions find it convenient to have a union of the
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// possible output streams. Rather than duplicate the definition of these,
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// we put them here...
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union _writer
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{
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FILE *es_output; // output to an ES file
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TS_writer_p ts_output; // output via a TS writer
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};
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typedef union _writer WRITER;
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// In the programs that handle command lines, it's useful to have a simple
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// macro for checking the presence of subsidiary arguments.
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// Assumes that argc and argv have their normal names.
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#define CHECKARG(program,argno) \
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if ((argno)+1 == argc) \
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{ \
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fprintf(stderr,"### %s: missing argument to %s\n",program,argv[(argno)]); \
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return 1; \
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}
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// A simple macro to return a bit from a bitfield, for use in printf()
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#define ON(byt,msk) ((byt & msk)?1:0)
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#endif // _misc_defns
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2008-06-14 16:05:00 +00:00
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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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