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/*
* Copyright (C) 2005 Christophe Fergeau
*
*
* The code contained in this file is free software; you can redistribute
* it and/or modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either version
* 2.1 of the License, or (at your option) any later version.
*
* This file is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this code; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* iTunes and iPod are trademarks of Apple
*
* This product is not supported/written/published by Apple!
*
*/
#include <errno.h>
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include <glib.h>
#include <glib-object.h>
#include "itdb_device.h"
#include "itdb_endianness.h"
#include "db-artwork-parser.h"
#include "db-image-parser.h"
#include <glib/gi18n-lib.h>
static int
image_type_from_corr_id (Itdb_Device *device, gint16 corr_id)
{
const Itdb_ArtworkFormat *formats;
if (device == NULL) {
return -1;
}
formats = itdb_device_get_artwork_formats (device);
if (formats == NULL) {
return -1;
}
while (formats->type != -1) {
if (formats->correlation_id == corr_id) {
return formats->type;
}
formats++;
}
return -1;
}
G_GNUC_INTERNAL const Itdb_ArtworkFormat *
itdb_get_artwork_info_from_type (Itdb_Device *device, int image_type)
{
const Itdb_ArtworkFormat *formats;
if (device == NULL) {
return NULL;
}
formats = itdb_device_get_artwork_formats (device);
if (formats == NULL) {
return NULL;
}
while ((formats->type != -1) && (formats->type != image_type)) {
formats++;
}
if (formats->type == -1) {
return NULL;
}
return formats;
}
G_GNUC_INTERNAL Itdb_Thumb *
ipod_image_new_from_mhni (MhniHeader *mhni, Itdb_iTunesDB *db)
{
Itdb_Thumb *img;
gint16 corr_id;
img = g_new0 (Itdb_Thumb, 1);
if (img == NULL) {
return NULL;
}
img->size = get_guint32_db (db, mhni->image_size);
img->offset = get_guint32_db (db, mhni->ithmb_offset);
img->width = get_gint16_db (db, mhni->image_width);
img->height = get_gint16_db (db, mhni->image_height);
corr_id = get_gint32_db (db, mhni->correlation_id);
img->type = image_type_from_corr_id (db->device, corr_id);
if ((img->type != IPOD_COVER_SMALL) && (img->type != IPOD_COVER_LARGE)) {
g_warning ("Unexpected cover type in mhni: type %d, size: %ux%u (%d), offset: %d\n",
img->type, img->width, img->height,
corr_id, img->offset);
g_free (img);
return NULL;
}
return img;
}
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