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annotate src/libsndfile-1.0.25/src/raw.c @ 12:b7bda433d832

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Add Vamp SDK source
author Chris Cannam
date Wed, 20 Mar 2013 15:58:35 +0000
parents c7265573341e
children
rev   line source
Chris@0 1 /*
Chris@0 2 ** Copyright (C) 1999-2011 Erik de Castro Lopo <erikd@mega-nerd.com>
Chris@0 3 **
Chris@0 4 ** This program is free software; you can redistribute it and/or modify
Chris@0 5 ** it under the terms of the GNU Lesser General Public License as published by
Chris@0 6 ** the Free Software Foundation; either version 2.1 of the License, or
Chris@0 7 ** (at your option) any later version.
Chris@0 8 **
Chris@0 9 ** This program is distributed in the hope that it will be useful,
Chris@0 10 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@0 11 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
Chris@0 12 ** GNU Lesser General Public License for more details.
Chris@0 13 **
Chris@0 14 ** You should have received a copy of the GNU Lesser General Public License
Chris@0 15 ** along with this program; if not, write to the Free Software
Chris@0 16 ** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
Chris@0 17 */
Chris@0 18
Chris@0 19 #include "sfconfig.h"
Chris@0 20
Chris@0 21 #include <stdio.h>
Chris@0 22
Chris@0 23 #include "sndfile.h"
Chris@0 24 #include "common.h"
Chris@0 25
Chris@0 26 /*------------------------------------------------------------------------------
Chris@0 27 ** Public function.
Chris@0 28 */
Chris@0 29
Chris@0 30 int
Chris@0 31 raw_open (SF_PRIVATE *psf)
Chris@0 32 { int subformat, error = SFE_NO_ERROR ;
Chris@0 33
Chris@0 34 subformat = SF_CODEC (psf->sf.format) ;
Chris@0 35
Chris@0 36 psf->endian = SF_ENDIAN (psf->sf.format) ;
Chris@0 37
Chris@0 38 if (CPU_IS_BIG_ENDIAN && (psf->endian == 0 || psf->endian == SF_ENDIAN_CPU))
Chris@0 39 psf->endian = SF_ENDIAN_BIG ;
Chris@0 40 else if (CPU_IS_LITTLE_ENDIAN && (psf->endian == 0 || psf->endian == SF_ENDIAN_CPU))
Chris@0 41 psf->endian = SF_ENDIAN_LITTLE ;
Chris@0 42
Chris@0 43 psf->blockwidth = psf->bytewidth * psf->sf.channels ;
Chris@0 44 psf->dataoffset = 0 ;
Chris@0 45 psf->datalength = psf->filelength ;
Chris@0 46
Chris@0 47 switch (subformat)
Chris@0 48 { case SF_FORMAT_PCM_S8 :
Chris@0 49 error = pcm_init (psf) ;
Chris@0 50 break ;
Chris@0 51
Chris@0 52 case SF_FORMAT_PCM_U8 :
Chris@0 53 error = pcm_init (psf) ;
Chris@0 54 break ;
Chris@0 55
Chris@0 56 case SF_FORMAT_PCM_16 :
Chris@0 57 case SF_FORMAT_PCM_24 :
Chris@0 58 case SF_FORMAT_PCM_32 :
Chris@0 59 error = pcm_init (psf) ;
Chris@0 60 break ;
Chris@0 61
Chris@0 62 case SF_FORMAT_ULAW :
Chris@0 63 error = ulaw_init (psf) ;
Chris@0 64 break ;
Chris@0 65
Chris@0 66 case SF_FORMAT_ALAW :
Chris@0 67 error = alaw_init (psf) ;
Chris@0 68 break ;
Chris@0 69
Chris@0 70 case SF_FORMAT_GSM610 :
Chris@0 71 error = gsm610_init (psf) ;
Chris@0 72 break ;
Chris@0 73
Chris@0 74 /* Lite remove start */
Chris@0 75 case SF_FORMAT_FLOAT :
Chris@0 76 error = float32_init (psf) ;
Chris@0 77 break ;
Chris@0 78
Chris@0 79 case SF_FORMAT_DOUBLE :
Chris@0 80 error = double64_init (psf) ;
Chris@0 81 break ;
Chris@0 82
Chris@0 83 case SF_FORMAT_DWVW_12 :
Chris@0 84 error = dwvw_init (psf, 12) ;
Chris@0 85 break ;
Chris@0 86
Chris@0 87 case SF_FORMAT_DWVW_16 :
Chris@0 88 error = dwvw_init (psf, 16) ;
Chris@0 89 break ;
Chris@0 90
Chris@0 91 case SF_FORMAT_DWVW_24 :
Chris@0 92 error = dwvw_init (psf, 24) ;
Chris@0 93 break ;
Chris@0 94
Chris@0 95 case SF_FORMAT_VOX_ADPCM :
Chris@0 96 error = vox_adpcm_init (psf) ;
Chris@0 97 break ;
Chris@0 98 /* Lite remove end */
Chris@0 99
Chris@0 100 default : return SFE_BAD_OPEN_FORMAT ;
Chris@0 101 } ;
Chris@0 102
Chris@0 103 return error ;
Chris@0 104 } /* raw_open */