examples/sndfile-bwf-get.c : New file. Hook into build.

examples/Makefile.am

@@ -1,7 +1,7 @@
 ## Process this file with automake to produce Makefile.in
 
 bin_PROGRAMS = sndfile-info sndfile-play sndfile-convert sndfile-jackplay sndfile-cmp \
-				sndfile-bwf-set
+				sndfile-bwf-set sndfile-bwf-get
 
 noinst_PROGRAMS = make_sine sfprocess list_formats generate sndfilehandle
 
@@ -34,6 +34,9 @@ sndfile_cmp_LDADD = $(SNDFILEDIR)/libsndfile.la
 sndfile_bwf_set_SOURCES = sndfile-bwf-set.c copy_data.c copy_data.h
 sndfile_bwf_set_LDADD = $(SNDFILEDIR)/libsndfile.la
 
+sndfile_bwf_get_SOURCES = sndfile-bwf-get.c
+sndfile_bwf_get_LDADD = $(SNDFILEDIR)/libsndfile.la
+
 make_sine_SOURCES = make_sine.c
 make_sine_LDADD = $(SNDFILEDIR)/libsndfile.la
 

examples/sndfile-bwf-get.c

@@ -0,0 +1,151 @@
+/*
+** Copyright (C) 2008 George Blood Audio
+** Written by 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 <config.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+#include <math.h>
+#include <time.h>
+
+#include <sndfile.h>
+
+#include "copy_data.h"
+
+#define	BUFFER_LEN		(1 << 16)
+
+
+
+static void usage_exit (const char *progname, int exit_code) ;
+static void process_args (SNDFILE * file, const SF_BROADCAST_INFO * binfo, int argc, char * argv []) ;
+
+int
+main (int argc, char *argv [])
+{	SNDFILE *file ;
+	SF_INFO sfinfo ;
+	SF_BROADCAST_INFO binfo ;
+	const char *progname ;
+	const char * filename = NULL ;
+	int	start ;
+
+	/* Store the program name. */
+	progname = strrchr (argv [0], '/') ;
+	progname = progname ? progname + 1 : argv [0] ;
+
+	/* Check if we've been asked for help. */
+	if (argc < 2 || strcmp (argv [1], "--help") == 0 || strcmp (argv [1], "-h") == 0)
+		usage_exit (progname, 0) ;
+
+	if (argv [argc - 1][0] != '-')
+	{	filename = argv [argc - 1] ;
+		start = 1 ;
+		}
+	else if (argv [1][0] != '-')
+	{	filename = argv [1] ;
+		start = 2 ;
+		}
+	else
+	{	printf ("Error : Either the first or the last command line parameter should be a filename.\n\n") ;
+		exit (1) ;
+		} ;
+
+	/* Get the time in case we need it later. */
+	if ((file = sf_open (filename, SFM_READ, &sfinfo)) == NULL)
+	{	printf ("Error : Open of file '%s' failed : %s\n\n", filename, sf_strerror (file)) ;
+		exit (1) ;
+		} ;
+
+	if (sf_command (file, SFC_GET_BROADCAST_INFO, &binfo, sizeof (binfo)) == 0)
+		memset (&binfo, 0, sizeof (binfo)) ;
+
+	process_args (file, &binfo, argc - 2, argv + start) ;
+
+	sf_close (file) ;
+	return 0 ;
+} /* main */
+
+/*==============================================================================
+**	Print version and usage.
+*/
+
+static void
+usage_exit (const char *progname, int exit_code)
+{	printf ("Usage :\n  %s <file> ...\n", progname) ;
+	printf ("    Fill in more later.\n\n") ;
+	exit (exit_code) ;
+} /* usage_exit */
+
+static void
+process_args (SNDFILE * file, const SF_BROADCAST_INFO * binfo, int argc, char * argv [])
+{	const char * str ;
+	int k, do_all = 0 ;
+
+#define HANDLE_BINFO_ARG(cmd,name,field) \
+		if (do_all || strcmp (argv [k], cmd) == 0) \
+		{	printf ("%-20s : %.*s\n", name, (int) sizeof (binfo->field), binfo->field) ; \
+			if (! do_all) \
+				continue ; \
+			} ;
+
+#define HANDLE_STR_ARG(cmd,name,id) \
+		if (do_all || strcmp (argv [k], cmd) == 0) \
+		{	str = sf_get_string (file, id) ; \
+			printf ("%-20s : %s\n", name, str ? str : "") ; \
+			if (! do_all) continue ; \
+			} ;
+
+	for (k = 0 ; k < argc ; k++)
+	{	if (do_all || strcmp (argv [k], "--all") == 0)
+			do_all = 1 ;
+
+		HANDLE_BINFO_ARG ("--description", "Description", description) ;
+		HANDLE_BINFO_ARG ("--originator", "Originator", originator) ;
+		HANDLE_BINFO_ARG ("--orig-ref", "Origination ref", originator_reference) ;
+		HANDLE_BINFO_ARG ("--umid", "UMID", umid) ;
+		HANDLE_BINFO_ARG ("--orig-date", "Origination date", origination_date) ;
+		HANDLE_BINFO_ARG ("--orig-time", "Origination time", origination_time) ;
+		HANDLE_BINFO_ARG ("--coding-hist", "Coding history", coding_history) ;
+
+		HANDLE_STR_ARG ("--info-name", "Name", SF_STR_TITLE) ;
+		HANDLE_STR_ARG ("--info-artist", "Artist", SF_STR_ARTIST) ;
+		HANDLE_STR_ARG ("--info-create-date", "Create date", SF_STR_DATE) ;
+
+		if (! do_all)
+			printf ("Error : Don't know what to do with command line arg '%s'.\n\n", argv [k]) ;
+		break ;
+		} ;
+
+	return ;
+} /* process_args */