libsndfile source files.
[Faustine.git] / interpretor / libsndfile-1.0.25 / programs / sndfile-metadata-get.c
1 /*
2 ** Copyright (C) 2008-2011 Erik de Castro Lopo <erikd@mega-nerd.com>
3 ** Copyright (C) 2008-2010 George Blood Audio
4 **
5 ** All rights reserved.
6 **
7 ** Redistribution and use in source and binary forms, with or without
8 ** modification, are permitted provided that the following conditions are
9 ** met:
10 **
11 ** * Redistributions of source code must retain the above copyright
12 ** notice, this list of conditions and the following disclaimer.
13 ** * Redistributions in binary form must reproduce the above copyright
14 ** notice, this list of conditions and the following disclaimer in
15 ** the documentation and/or other materials provided with the
16 ** distribution.
17 ** * Neither the author nor the names of any contributors may be used
18 ** to endorse or promote products derived from this software without
19 ** specific prior written permission.
20 **
21 ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
23 ** TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24 ** PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
25 ** CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
26 ** EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
27 ** PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
28 ** OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
29 ** WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
30 ** OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
31 ** ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 */
33
34 #include <config.h>
35
36 #include <stdio.h>
37 #include <stdlib.h>
38 #include <string.h>
39 #include <ctype.h>
40 #include <time.h>
41
42 #include <sndfile.h>
43
44 #include "common.h"
45
46 #define BUFFER_LEN (1 << 16)
47
48 static void usage_exit (const char *progname, int exit_code) ;
49 static void process_args (SNDFILE * file, const SF_BROADCAST_INFO_2K * binfo, int argc, char * argv []) ;
50
51 int
52 main (int argc, char *argv [])
53 { SNDFILE *file ;
54 SF_INFO sfinfo ;
55 SF_BROADCAST_INFO_2K binfo ;
56 const char *progname ;
57 const char * filename = NULL ;
58 int start ;
59
60 /* Store the program name. */
61 progname = program_name (argv [0]) ;
62
63 /* Check if we've been asked for help. */
64 if (argc <= 2 || strcmp (argv [1], "--help") == 0 || strcmp (argv [1], "-h") == 0)
65 usage_exit (progname, 0) ;
66
67 if (argv [argc - 1][0] != '-')
68 { filename = argv [argc - 1] ;
69 start = 1 ;
70 }
71 else if (argv [1][0] != '-')
72 { filename = argv [1] ;
73 start = 2 ;
74 }
75 else
76 { printf ("Error : Either the first or the last command line parameter should be a filename.\n\n") ;
77 exit (1) ;
78 } ;
79
80 /* Get the time in case we need it later. */
81 memset (&sfinfo, 0, sizeof (sfinfo)) ;
82 if ((file = sf_open (filename, SFM_READ, &sfinfo)) == NULL)
83 { printf ("Error : Open of file '%s' failed : %s\n\n", filename, sf_strerror (file)) ;
84 exit (1) ;
85 } ;
86
87 memset (&binfo, 0, sizeof (binfo)) ;
88 if (sf_command (file, SFC_GET_BROADCAST_INFO, &binfo, sizeof (binfo)) == 0)
89 memset (&binfo, 0, sizeof (binfo)) ;
90
91 process_args (file, &binfo, argc - 2, argv + start) ;
92
93 sf_close (file) ;
94 return 0 ;
95 } /* main */
96
97 /*==============================================================================
98 ** Print version and usage.
99 */
100
101 static void
102 usage_exit (const char *progname, int exit_code)
103 { printf ("\nUsage :\n %s [options] <file>\n\nOptions:\n", progname) ;
104
105 puts (
106 " --bext-description Print the 'bext' description.\n"
107 " --bext-originator Print the 'bext; originator info.\n"
108 " --bext-orig-ref Print the 'bext' origination reference.\n"
109 " --bext-umid Print the 'bext' UMID.\n"
110 " --bext-orig-date Print the 'bext' origination date.\n"
111 " --bext-orig-time Print the 'bext' origination time.\n"
112 " --bext-coding-hist Print the 'bext' coding history.\n"
113 ) ;
114
115 puts (
116 " --str-title Print the title metadata.\n"
117 " --str-copyright Print the copyright metadata.\n"
118 " --str-artist Print the artist metadata.\n"
119 " --str-comment Print the comment metadata.\n"
120 " --str-date Print the creation date metadata.\n"
121 " --str-album Print the album metadata.\n"
122 " --str-license Print the license metadata.\n"
123 ) ;
124
125 printf ("Using %s.\n\n", sf_version_string ()) ;
126 exit (exit_code) ;
127 } /* usage_exit */
128
129 static void
130 process_args (SNDFILE * file, const SF_BROADCAST_INFO_2K * binfo, int argc, char * argv [])
131 { const char * str ;
132 int k, do_all = 0 ;
133
134 #define HANDLE_BEXT_ARG(cmd,name,field) \
135 if (do_all || strcmp (argv [k], cmd) == 0) \
136 { printf ("%-20s : %.*s\n", name, (int) sizeof (binfo->field), binfo->field) ; \
137 if (! do_all) \
138 continue ; \
139 } ;
140
141 #define HANDLE_STR_ARG(cmd,name,id) \
142 if (do_all || strcmp (argv [k], cmd) == 0) \
143 { str = sf_get_string (file, id) ; \
144 printf ("%-20s : %s\n", name, str ? str : "") ; \
145 if (! do_all) continue ; \
146 } ;
147
148 for (k = 0 ; k < argc ; k++)
149 { if (do_all || strcmp (argv [k], "--all") == 0)
150 do_all = 1 ;
151
152 HANDLE_BEXT_ARG ("--bext-description", "Description", description) ;
153 HANDLE_BEXT_ARG ("--bext-originator", "Originator", originator) ;
154 HANDLE_BEXT_ARG ("--bext-orig-ref", "Origination ref", originator_reference) ;
155 HANDLE_BEXT_ARG ("--bext-umid", "UMID", umid) ;
156 HANDLE_BEXT_ARG ("--bext-orig-date", "Origination date", origination_date) ;
157 HANDLE_BEXT_ARG ("--bext-orig-time", "Origination time", origination_time) ;
158 HANDLE_BEXT_ARG ("--bext-coding-hist", "Coding history", coding_history) ;
159
160 HANDLE_STR_ARG ("--str-title", "Name", SF_STR_TITLE) ;
161 HANDLE_STR_ARG ("--str-copyright", "Copyright", SF_STR_COPYRIGHT) ;
162 HANDLE_STR_ARG ("--str-artist", "Artist", SF_STR_ARTIST) ;
163 HANDLE_STR_ARG ("--str-comment", "Comment", SF_STR_COMMENT) ;
164 HANDLE_STR_ARG ("--str-date", "Create date", SF_STR_DATE) ;
165 HANDLE_STR_ARG ("--str-album", "Album", SF_STR_ALBUM) ;
166 HANDLE_STR_ARG ("--str-license", "License", SF_STR_LICENSE) ;
167
168 if (! do_all)
169 { printf ("Error : Don't know what to do with command line arg '%s'.\n\n", argv [k]) ;
170 exit (1) ;
171 } ;
172 break ;
173 } ;
174
175 return ;
176 } /* process_args */