static void
set_album_image (RBMtpThread *thread, RBMtpThreadTask *task)
{
LIBMTP_filesampledata_t *albumart;
LIBMTP_album_t *album;
GError *error = NULL;
char *image_data;
gsize image_size;
int ret;
album = g_hash_table_lookup (thread->albums, task->album);
if (album == NULL) {
rb_debug ("Couldn't find an album for %s", task->album);
return;
}
/* probably should scale the image down, since some devices have a size limit and they all have
* tiny displays anyway.
*/
if (gdk_pixbuf_save_to_buffer (task->image, &image_data, &image_size, "jpeg", &error, NULL) == FALSE) {
rb_debug ("unable to convert album art image to a JPEG buffer: %s", error->message);
g_error_free (error);
return;
}
albumart = LIBMTP_new_filesampledata_t ();
albumart->filetype = LIBMTP_FILETYPE_JPEG;
albumart->data = image_data;
albumart->size = image_size;
ret = LIBMTP_Send_Representative_Sample (thread->device, album->album_id, albumart);
if (ret != 0) {
rb_mtp_thread_report_errors (thread, TRUE);
} else {
rb_debug ("successfully set album art for %s (%" G_GSIZE_FORMAT " bytes)", task->album, image_size);
}
/* libmtp will try to free this if we don't clear the pointer */
albumart->data = NULL;
LIBMTP_destroy_filesampledata_t (albumart);
}
int main (int argc, char **argv) {
int opt;
extern int optind;
extern char *optarg;
LIBMTP_mtpdevice_t *device = NULL;
int fd;
uint32_t id = 0;
uint64_t filesize;
uint8_t *imagedata = NULL;
char *path = NULL;
char *rest;
struct stat statbuff;
int ret;
fprintf(stdout, "libmtp version: " LIBMTP_VERSION_STRING "\n\n");
while ( (opt = getopt(argc, argv, "hi:")) != -1 ) {
switch (opt) {
case 'h':
usage();
case 'i':
id = strtoul(optarg, &rest, 0);
break;
default:
usage();
}
}
argc -= optind;
argv += optind;
if ( argc != 1 ) {
printf("You need to pass a filename.\n");
usage();
}
path = argv[0];
if ( stat(path, &statbuff) == -1 ) {
fprintf(stderr, "%s: ", path);
perror("stat");
exit(1);
}
filesize = (uint64_t) statbuff.st_size;
imagedata = malloc(filesize * sizeof(uint16_t));
#ifdef __WIN32__
if ( (fd = open(path, O_RDONLY|O_BINARY) == -1) ) {
#else
if ( (fd = open(path, O_RDONLY)) == -1) {
#endif
printf("Couldn't open image file %s (%s)\n",path,strerror(errno));
return 1;
}
else {
read(fd, imagedata, filesize);
close(fd);
}
LIBMTP_Init();
device = LIBMTP_Get_First_Device();
if (device == NULL) {
printf("No devices.\n");
return 0;
}
LIBMTP_filesampledata_t *thumb = LIBMTP_new_filesampledata_t();
int i;
thumb->data = malloc(sizeof(uint16_t) * filesize);
for (i = 0; i < filesize; i++) {
thumb->data[i] = imagedata[i];
}
thumb->size = filesize;
thumb->filetype = LIBMTP_FILETYPE_JPEG;
ret = LIBMTP_Send_Representative_Sample(device,id,thumb);
if (ret != 0) {
printf("Couldn't send thumbnail\n");
LIBMTP_Dump_Errorstack(device);
LIBMTP_Clear_Errorstack(device);
}
free(imagedata);
LIBMTP_destroy_filesampledata_t(thumb);
LIBMTP_Release_Device(device);
printf("OK.\n");
return 0;
}
static void
artwork_notify_cb (RhythmDB *db,
RhythmDBEntry *entry,
const char *property_name,
const GValue *metadata,
RBMtpSource *source)
{
RBMtpSourcePrivate *priv = MTP_SOURCE_GET_PRIVATE (source);
GdkPixbuf *pixbuf;
LIBMTP_album_t *album;
LIBMTP_filesampledata_t *albumart;
GError *error = NULL;
const char *album_name;
char *image_data;
gsize image_size;
int ret;
album_name = rhythmdb_entry_get_string (entry, RHYTHMDB_PROP_ALBUM);
/* check if we're looking for art for this entry, and if we actually got some */
if (g_hash_table_remove (priv->artwork_request_map, album_name) == FALSE)
return;
if (G_VALUE_HOLDS (metadata, GDK_TYPE_PIXBUF) == FALSE)
return;
pixbuf = GDK_PIXBUF (g_value_get_object (metadata));
/* we should already have created an album object */
album = g_hash_table_lookup (priv->album_map, album_name);
if (album == NULL) {
rb_debug ("couldn't find an album for %s", album_name);
return;
}
/* probably should scale the image down, since some devices have a size limit and they all have
* tiny displays anyway.
*/
if (gdk_pixbuf_save_to_buffer (pixbuf, &image_data, &image_size, "jpeg", &error, NULL) == FALSE) {
rb_debug ("unable to convert album art image to a JPEG buffer: %s", error->message);
g_error_free (error);
return;
}
albumart = LIBMTP_new_filesampledata_t ();
albumart->filetype = LIBMTP_FILETYPE_JPEG;
albumart->data = image_data;
albumart->size = image_size;
ret = LIBMTP_Send_Representative_Sample (priv->device, album->album_id, albumart);
if (ret != 0) {
report_libmtp_errors (priv->device, TRUE);
} else {
rb_debug ("successfully set album art for %s (%" G_GSIZE_FORMAT " bytes)", album_name, image_size);
}
/* libmtp will try to free this if we don't clear the pointer */
albumart->data = NULL;
LIBMTP_destroy_filesampledata_t (albumart);
g_free (image_data);
}
