281 lines
9.0 KiB
C
281 lines
9.0 KiB
C
/*
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** Copyright (C) 2008 George Blood Audio
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** Written by Erik de Castro Lopo <erikd@mega-nerd.com>
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**
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** All rights reserved.
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**
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** Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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**
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the author nor the names of any contributors may be used
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** to endorse or promote products derived from this software without
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** specific prior written permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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** TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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** PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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** CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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** EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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** PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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** OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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** WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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** OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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** ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <config.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#include <time.h>
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#include <sndfile.h>
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#include "common.h"
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#define BUFFER_LEN (1 << 16)
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static void usage_exit (const char *progname, int exit_code) ;
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static void missing_param (const char * option) ;
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static void read_localtime (struct tm * timedata) ;
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static int has_bext_fields_set (const METADATA_INFO * info) ;
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int
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main (int argc, char *argv [])
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{ METADATA_INFO info ;
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struct tm timedata ;
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const char *progname ;
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const char * filenames [2] = { NULL, NULL } ;
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int k ;
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/* Store the program name. */
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progname = strrchr (argv [0], '/') ;
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progname = progname ? progname + 1 : argv [0] ;
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/* Check if we've been asked for help. */
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if (argc < 3 || strcmp (argv [1], "--help") == 0 || strcmp (argv [1], "-h") == 0)
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usage_exit (progname, 0) ;
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/* Clear set all fields of the struct to zero bytes. */
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memset (&info, 0, sizeof (info)) ;
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/* Get the time in case we need it later. */
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read_localtime (&timedata) ;
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for (k = 1 ; k < argc ; k++)
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{ char tmp [20] ;
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if (argv [k][0] != '-')
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{ if (filenames [0] == NULL)
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filenames [0] = argv [k] ;
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else if (filenames [1] == NULL)
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filenames [1] = argv [k] ;
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else
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{ printf ("Error : Already have two file names on the command line and then found '%s'.\n\n", argv [k]) ;
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usage_exit (progname, 1) ;
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} ;
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continue ;
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} ;
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#define HANDLE_BEXT_ARG(cmd,field) \
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if (strcmp (argv [k], cmd) == 0) \
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{ k ++ ; \
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if (k == argc) missing_param (argv [k - 1]) ; \
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info.field = argv [k] ; \
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continue ; \
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} ;
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HANDLE_BEXT_ARG ("--bext-description", description) ;
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HANDLE_BEXT_ARG ("--bext-originator", originator) ;
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HANDLE_BEXT_ARG ("--bext-orig-ref", originator_reference) ;
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HANDLE_BEXT_ARG ("--bext-umid", umid) ;
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HANDLE_BEXT_ARG ("--bext-orig-date", origination_date) ;
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HANDLE_BEXT_ARG ("--bext-orig-time", origination_time) ;
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HANDLE_BEXT_ARG ("--bext-coding-hist", coding_history) ;
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#define HANDLE_STR_ARG(cmd,field) \
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if (strcmp (argv [k], cmd) == 0) \
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{ k ++ ; \
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if (k == argc) missing_param (argv [k - 1]) ; \
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info.field = argv [k] ; \
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continue ; \
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} ;
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HANDLE_STR_ARG ("--str-title", title) ;
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HANDLE_STR_ARG ("--str-copyright", copyright) ;
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HANDLE_STR_ARG ("--str-artist", artist) ;
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HANDLE_STR_ARG ("--str-date", date) ;
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HANDLE_STR_ARG ("--str-album", album) ;
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HANDLE_STR_ARG ("--str-license", license) ;
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/* Following options do not take an argument. */
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if (strcmp (argv [k], "--bext-auto-time-date") == 0)
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{ snprintf (tmp, sizeof (tmp), "%02d:%02d:%02d", timedata.tm_hour, timedata.tm_min, timedata.tm_sec) ;
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info.origination_time = strdup (tmp) ;
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snprintf (tmp, sizeof (tmp), "%04d-%02d-%02d", timedata.tm_year + 1900, timedata.tm_mon + 1, timedata.tm_mday) ;
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info.origination_date = strdup (tmp) ;
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continue ;
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} ;
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if (strcmp (argv [k], "--bext-auto-time") == 0)
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{ snprintf (tmp, sizeof (tmp), "%02d:%02d:%02d", timedata.tm_hour, timedata.tm_min, timedata.tm_sec) ;
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info.origination_time = strdup (tmp) ;
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continue ;
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} ;
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if (strcmp (argv [k], "--bext-auto-date") == 0)
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{ snprintf (tmp, sizeof (tmp), "%04d-%02d-%02d", timedata.tm_year + 1900, timedata.tm_mon + 1, timedata.tm_mday) ;
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info.origination_date = strdup (tmp) ;
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continue ;
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} ;
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if (strcmp (argv [k], "--str-auto-date") == 0)
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{ snprintf (tmp, sizeof (tmp), "%04d-%02d-%02d", timedata.tm_year + 1900, timedata.tm_mon + 1, timedata.tm_mday) ;
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info.date = strdup (tmp) ;
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continue ;
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} ;
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printf ("Error : Don't know what to do with command line arg '%s'.\n\n", argv [k]) ;
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usage_exit (progname, 1) ;
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} ;
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/* Find out if any of the 'bext' fields are set. */
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info.has_bext_fields = has_bext_fields_set (&info) ;
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if (filenames [0] == NULL)
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{ printf ("Error : No input file specificed.\n\n") ;
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exit (1) ;
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} ;
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if (filenames [1] != NULL && strcmp (filenames [0], filenames [1]) == 0)
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{ printf ("Error : Input and output files are the same.\n\n") ;
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exit (1) ;
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} ;
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if (info.coding_history != NULL && filenames [1] == NULL)
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{ printf ("\n"
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"Error : Trying to update coding history of an existing file which unfortunately\n"
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" is not supported. Instead, create a new file using :\n"
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"\n"
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" %s --bext-coding-hist \"Coding history\" old_file.wav new_file.wav\n"
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"\n",
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progname) ;
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exit (1) ;
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} ;
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sfe_apply_metadata_changes (filenames, &info) ;
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return 0 ;
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} /* main */
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/*==============================================================================
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** Print version and usage.
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*/
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static void
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usage_exit (const char *progname, int exit_code)
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{ printf ("\nUsage :\n\n"
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" %s [options] <file>\n"
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" %s [options] <input file> <output file>\n"
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"\n",
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progname, progname) ;
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puts (
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"Where an option is made up of a pair of a field to set (one of\n"
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"the 'bext' or metadata fields below) and a string. Fields are\n"
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"as follows :\n"
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) ;
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puts (
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" --bext-description Set the 'bext' description.\n"
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" --bext-originator Set the 'bext' originator.\n"
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" --bext-orig-ref Set the 'bext' originator reference.\n"
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" --bext-umid Set the 'bext' UMID.\n"
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" --bext-orig-date Set the 'bext' origination date.\n"
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" --bext-orig-time Set the 'bext' origination time.\n"
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" --bext-coding-hist Set the 'bext' coding history\n"
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"\n"
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" --str-title Set the metadata title.\n"
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" --str-copyright Set the metadata copyright.\n"
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" --str-artist Set the metadata artist.\n"
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" --str-date Set the metadata date.\n"
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" --str-album Set the metadata album.\n"
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" --str-license Set the metadata license.\n"
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) ;
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puts (
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"There are also the following arguments which do not take a\n"
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"parameter :\n\n"
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" --bext-auto-time-date Set the 'bext' time and date to current time/date.\n"
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" --bext-auto-time Set the 'bext' time to current time.\n"
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" --bext-auto-date Set the 'bext' date to current date.\n"
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" --str-auto-date Set the metadata date to current date.\n"
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) ;
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puts (
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"Most of the above operations can be done in-place on an existing\n"
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"file. If any operation cannot be performed, the application will\n"
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"exit with an appropriate error message.\n"
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) ;
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exit (exit_code) ;
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} /* usage_exit */
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static void
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missing_param (const char * option)
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{
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printf ("Error : Option '%s' needs a parameter but doesn't seem to have one.\n\n", option) ;
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exit (1) ;
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} /* missing_param */
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/*==============================================================================
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*/
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static int
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has_bext_fields_set (const METADATA_INFO * info)
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{
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if (info->description || info->originator || info->originator_reference)
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return 1 ;
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if (info->origination_date || info->origination_time || info->umid || info->coding_history)
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return 1 ;
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return 0 ;
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} /* has_bext_fields_set */
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static void
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read_localtime (struct tm * timedata)
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{ time_t current ;
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time (¤t) ;
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memset (timedata, 0, sizeof (struct tm)) ;
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#if defined (HAVE_LOCALTIME_R)
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/* If the re-entrant version is available, use it. */
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localtime_r (¤t, timedata) ;
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#elif defined (HAVE_LOCALTIME)
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{
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struct tm *tmptr ;
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/* Otherwise use the standard one and copy the data to local storage. */
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if ((tmptr = localtime (¤t)) != NULL)
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memcpy (timedata, tmptr, sizeof (struct tm)) ;
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}
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#endif
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return ;
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} /* read_localtime */
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