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/*
DeaDBeeF - ultimate music player for GNU/Linux systems with X11
Copyright (C) 2009-2010 Alexey Yakovenko <waker@users.sourceforge.net>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include <gtk/gtk.h>
#include <sys/time.h>
#include <string.h>
#include <stdlib.h>
#include "coverart.h"
#include "../artwork/artwork.h"
extern DB_artwork_plugin_t *coverart_plugin;
#define MAX_ID 256
#define CACHE_SIZE 20
typedef struct {
struct timeval tm;
char *fname;
int width;
GdkPixbuf *pixbuf;
} cached_pixbuf_t;
static cached_pixbuf_t cache[CACHE_SIZE];
void
cover_avail_callback (const char *artist, const char *album) {
}
static GdkPixbuf *
get_pixbuf (const char *fname, int width) {
int requested_width = width;
// find in cache
int cache_min = 0;
for (int i = 0; i < CACHE_SIZE; i++) {
if (!cache[i].pixbuf) {
cache_min = i;
}
if (cache[i].pixbuf) {
if (!strcmp (fname, cache[i].fname) && cache[i].width == width) {
gettimeofday (&cache[i].tm, NULL);
return cache[i].pixbuf;
}
}
if (cache[cache_min].pixbuf && cache[i].pixbuf) {
if (cache[cache_min].tm.tv_sec < cache[i].tm.tv_sec) {
cache_min = i;
}
}
}
printf ("loading image %s\n", fname);
GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file (fname, NULL);
if (!pixbuf) {
return NULL;
}
int w, h;
w = gdk_pixbuf_get_width (pixbuf);
h = gdk_pixbuf_get_height (pixbuf);
if (w != width) {
int height;
if (w > h) {
height = width * h / w;
}
else if (h > w) {
height = width;
width = height * w / h;
}
else {
height = width;
}
GdkPixbuf *scaled = gdk_pixbuf_scale_simple (pixbuf, width, height, GDK_INTERP_BILINEAR);
g_object_unref (pixbuf);
pixbuf = scaled;
}
if (cache[cache_min].pixbuf) {
g_object_unref (cache[cache_min].pixbuf);
}
if (cache[cache_min].fname) {
free (cache[cache_min].fname);
}
cache[cache_min].pixbuf = pixbuf;
cache[cache_min].fname = strdup (fname);
gettimeofday (&cache[cache_min].tm, NULL);
cache[cache_min].width = requested_width;
return pixbuf;
}
GdkPixbuf *
get_cover_art (DB_playItem_t *it, int width) {
if (!coverart_plugin) {
return NULL;
}
const char *fname = coverart_plugin->get_album_art (it, cover_avail_callback);
if (fname) {
// printf ("loading %s\n", fname);
return get_pixbuf (fname, width);
}
return NULL;
}
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