libsndfile source files.

[Faustine.git] / interpretor / libsndfile-1.0.25 / examples / generate.c

diff --git a/interpretor/libsndfile-1.0.25/examples/generate.c b/interpretor/libsndfile-1.0.25/examples/generate.c
new file mode 100644 (file)
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+++ b/interpretor/libsndfile-1.0.25/examples/generate.c
@@ -0,0 +1,131 @@
+/*
+** Copyright (C) 2002-2011 Erik de Castro Lopo <erikd@mega-nerd.com>
+**
+** All rights reserved.
+**
+** Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**
+**     * Redistributions of source code must retain the above copyright
+**       notice, this list of conditions and the following disclaimer.
+**     * Redistributions in binary form must reproduce the above copyright
+**       notice, this list of conditions and the following disclaimer in
+**       the documentation and/or other materials provided with the
+**       distribution.
+**     * Neither the author nor the names of any contributors may be used
+**       to endorse or promote products derived from this software without
+**       specific prior written permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+** TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+** PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+** CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+** EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+** PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+** OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+** WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+** OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+** ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#include "sfconfig.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <math.h>
+
+#include <sndfile.h>
+
+#define        BUFFER_LEN                      4096
+
+static void encode_file (const char *infilename, const char *outfilename, int filetype) ;
+
+int
+main (int argc, char **argv)
+{
+       if (argc != 2)
+       {       puts ("\nEncode a single input file into a number of different output ") ;
+               puts ("encodings. These output encodings can then be moved to another ") ;
+               puts ("OS for testing.\n") ;
+               puts ("    Usage : generate <filename>\n") ;
+               exit (1) ;
+               } ;
+
+       /* A couple of standard WAV files. Make sure Win32 plays these. */
+       encode_file (argv [1], "pcmu8.wav"      , SF_FORMAT_WAV | SF_FORMAT_PCM_U8) ;
+       encode_file (argv [1], "pcm16.wav"      , SF_FORMAT_WAV | SF_FORMAT_PCM_16) ;
+       encode_file (argv [1], "imaadpcm.wav", SF_FORMAT_WAV | SF_FORMAT_MS_ADPCM) ;
+       encode_file (argv [1], "msadpcm.wav", SF_FORMAT_WAV | SF_FORMAT_IMA_ADPCM) ;
+       encode_file (argv [1], "gsm610.wav"     , SF_FORMAT_WAV | SF_FORMAT_GSM610) ;
+
+       /* Soundforge W64. */
+       encode_file (argv [1], "pcmu8.w64"      , SF_FORMAT_W64 | SF_FORMAT_PCM_U8) ;
+       encode_file (argv [1], "pcm16.w64"      , SF_FORMAT_W64 | SF_FORMAT_PCM_16) ;
+       encode_file (argv [1], "imaadpcm.w64", SF_FORMAT_W64 | SF_FORMAT_MS_ADPCM) ;
+       encode_file (argv [1], "msadpcm.w64", SF_FORMAT_W64 | SF_FORMAT_IMA_ADPCM) ;
+       encode_file (argv [1], "gsm610.w64"     , SF_FORMAT_W64 | SF_FORMAT_GSM610) ;
+
+       return 0 ;
+} /* main */
+
+/*============================================================================================
+**     Helper functions and macros.
+*/
+
+#define PUT_DOTS(k)                                    \
+                       {       while (k--)                     \
+                                       putchar ('.') ; \
+                               putchar (' ') ;         \
+                               }
+
+/*========================================================================================
+*/
+
+static void
+encode_file (const char *infilename, const char *outfilename, int filetype)
+{      static float buffer [BUFFER_LEN] ;
+
+       SNDFILE         *infile, *outfile ;
+       SF_INFO         sfinfo ;
+       int                     k, readcount ;
+
+       printf ("    %s -> %s ", infilename, outfilename) ;
+       fflush (stdout) ;
+
+       k = 16 - strlen (outfilename) ;
+       PUT_DOTS (k) ;
+
+       if (! (infile = sf_open (infilename, SFM_READ, &sfinfo)))
+       {       printf ("Error : could not open file : %s\n", infilename) ;
+               puts (sf_strerror (NULL)) ;
+               exit (1) ;
+               }
+
+       sfinfo.format = filetype ;
+
+       if (! sf_format_check (&sfinfo))
+       {       sf_close (infile) ;
+               printf ("Invalid encoding\n") ;
+               return ;
+               } ;
+
+       if (! (outfile = sf_open (outfilename, SFM_WRITE, &sfinfo)))
+       {       printf ("Error : could not open file : %s\n", outfilename) ;
+               puts (sf_strerror (NULL)) ;
+               exit (1) ;
+               } ;
+
+       while ((readcount = sf_read_float (infile, buffer, BUFFER_LEN)) > 0)
+               sf_write_float (outfile, buffer, readcount) ;
+
+       sf_close (infile) ;
+       sf_close (outfile) ;
+
+       printf ("ok\n") ;
+
+       return ;
+} /* encode_file */
+