claunia/libcdio-osx
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Add common routine to extract cdtext data.

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rocky
2004-07-17 08:59:44 +00:00
parent d07ed75256
commit a94c2a2728
3 changed files with 111 additions and 81 deletions
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80
lib/cdtext.c
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@@ -1,5 +1,5 @@
/*
$Id: cdtext.c,v 1.5 2004/07/16 21:29:25 rocky Exp $
$Id: cdtext.c,v 1.6 2004/07/17 08:59:44 rocky Exp $
Copyright (C) 2004 Rocky Bernstein <rocky@panix.com>
toc reading routine adapted from cuetools
@@ -26,6 +26,7 @@
#include <cdio/cdtext.h>
#include <cdio/logging.h>
#include "cdtext_private.h"
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
@@ -130,7 +131,8 @@ cdtext_is_keyword (const char *key)
/*! sets cdtext's keyword entry to field.
*/
void cdtext_set (cdtext_field_t key, const char *value, cdtext_t *cdtext)
void
cdtext_set (cdtext_field_t key, const char *value, cdtext_t *cdtext)
{
if (NULL == value || key == CDTEXT_INVALID) return;
@@ -139,3 +141,77 @@ void cdtext_set (cdtext_field_t key, const char *value, cdtext_t *cdtext)
}
#define SET_CDTEXT_FIELD(FIELD) \
(*set_cdtext_field_fn)(user_data, i_track, i_first_track, FIELD, buffer);
bool
cdtext_data_init(void *user_data, track_t i_first_track,
const unsigned char *wdata,
set_cdtext_field_fn_t set_cdtext_field_fn)
{
CDText_data_t *pdata;
int i;
int j;
char buffer[256];
int idx;
int i_track;
bool b_ret = false;
memset( buffer, 0x00, sizeof(buffer) );
idx = 0;
pdata = (CDText_data_t *) (&wdata[4]);
for( i=0; i < CDIO_CDTEXT_MAX_PACK_DATA; i++ ) {
if( pdata->seq != i )
break;
if( (pdata->type >= 0x80)
&& (pdata->type <= 0x85) && (pdata->block == 0) ) {
i_track = pdata->i_track;
for( j=0; j < CDIO_CDTEXT_MAX_TEXT_DATA; j++ ) {
if( pdata->text[j] == 0x00 ) {
bool b_field_set=true;
switch( pdata->type) {
case CDIO_CDTEXT_TITLE:
SET_CDTEXT_FIELD(CDTEXT_TITLE);
break;
case CDIO_CDTEXT_PERFORMER:
SET_CDTEXT_FIELD(CDTEXT_PERFORMER);
break;
case CDIO_CDTEXT_SONGWRITER:
SET_CDTEXT_FIELD(CDTEXT_SONGWRITER);
break;
case CDIO_CDTEXT_COMPOSER:
SET_CDTEXT_FIELD(CDTEXT_COMPOSER);
break;
case CDIO_CDTEXT_ARRANGER:
SET_CDTEXT_FIELD(CDTEXT_ARRANGER);
break;
case CDIO_CDTEXT_MESSAGE:
SET_CDTEXT_FIELD(CDTEXT_MESSAGE);
break;
case CDIO_CDTEXT_DISCID:
SET_CDTEXT_FIELD(CDTEXT_DISCID);
break;
case CDIO_CDTEXT_GENRE:
SET_CDTEXT_FIELD(CDTEXT_GENRE);
break;
default : b_field_set = false;
}
if (b_field_set) {
b_ret = true;
i_track++;
idx = 0;
}
} else {
buffer[idx++] = pdata->text[j];
}
buffer[idx] = 0x00;
}
}
pdata++;
}
return b_ret;
}