C++ (Cpp) rb_mtp_thread_get_track_list示例

示例#1

文件： rb-mtp-source.c 项目： AdamZ/rhythmbox-magnatune

/* this callback runs on the device handling thread, so it can call libmtp directly */
static void
mtp_device_open_cb (LIBMTP_mtpdevice_t *device, RBMtpSource *source)
{
	RBMtpSourcePrivate *priv = MTP_SOURCE_GET_PRIVATE (source);
	DeviceOpenedData *data;

	if (device == NULL) {
		/* can't delete the source on this thread, so move it to the main thread */
		g_idle_add ((GSourceFunc) device_open_failed_idle, g_object_ref (source));
		return;
	}

	/* set the source name to match the device, ignoring some
	 * particular broken device names.
	 */
	data = g_new0 (DeviceOpenedData, 1);
	data->source = g_object_ref (source);
	data->name = LIBMTP_Get_Friendlyname (device);
	if (data->name == NULL || strcmp (data->name, "?????") == 0) {
		g_free (data->name);
		data->name = LIBMTP_Get_Modelname (device);
	}
	if (data->name == NULL) {
		data->name = g_strdup (_("Digital Audio Player"));
	}

	/* get some other device information that doesn't change */
	priv->manufacturer = LIBMTP_Get_Manufacturername (device);
	priv->device_version = LIBMTP_Get_Deviceversion (device);
	priv->model_name = LIBMTP_Get_Modelname (device);
	priv->serial = LIBMTP_Get_Serialnumber (device);

	/* calculate the device capacity */
	priv->capacity = 0;
	if (LIBMTP_Get_Storage (device, LIBMTP_STORAGE_SORTBY_NOTSORTED) == 0) {
		LIBMTP_devicestorage_t *storage;
		for (storage = device->storage;
		     storage != NULL;
		     storage = storage->next) {
			priv->capacity += storage->MaxCapacity;
		}
	}

	update_free_space_cb (device, RB_MTP_SOURCE (source));

	/* figure out the set of formats supported by the device */
	if (LIBMTP_Get_Supported_Filetypes (device, &data->types, &data->num_types) != 0) {
		rb_mtp_thread_report_errors (priv->device_thread, FALSE);
	}

	g_idle_add ((GSourceFunc) device_opened_idle, data);

	/* now get the track list */
	rb_mtp_thread_get_track_list (priv->device_thread, (RBMtpTrackListCallback) mtp_tracklist_cb, g_object_ref (source), g_object_unref);
}

示例#2

文件： rb-mtp-source.c 项目： dignan/control

/* this callback runs on the device handling thread, so it can call libmtp directly */
static void
mtp_device_open_cb (LIBMTP_mtpdevice_t *device, RBMtpSource *source)
{
	RBMtpSourcePrivate *priv = MTP_SOURCE_GET_PRIVATE (source);
	gboolean has_audio = FALSE;
	DeviceOpenedData *data;

	if (device == NULL) {
		/* can't delete the source on this thread, so move it to the main thread */
		g_idle_add ((GSourceFunc) device_open_failed_idle, g_object_ref (source));
		return;
	}

	/* set the source name to match the device, ignoring some
	 * particular broken device names.
	 */
	data = g_new0 (DeviceOpenedData, 1);
	data->source = g_object_ref (source);
	data->name = LIBMTP_Get_Friendlyname (device);
	if (data->name == NULL || strcmp (data->name, "?????") == 0) {
		g_free (data->name);
		data->name = LIBMTP_Get_Modelname (device);
	}
	if (data->name == NULL) {
		data->name = g_strdup (_("Digital Audio Player"));
	}

	/* get some other device information that doesn't change */
	priv->manufacturer = LIBMTP_Get_Manufacturername (device);
	priv->device_version = LIBMTP_Get_Deviceversion (device);
	priv->model_name = LIBMTP_Get_Modelname (device);
	priv->serial = LIBMTP_Get_Serialnumber (device);

	/* calculate the device capacity */
	priv->capacity = 0;
	if (LIBMTP_Get_Storage (device, LIBMTP_STORAGE_SORTBY_NOTSORTED) == 0) {
		LIBMTP_devicestorage_t *storage;
		for (storage = device->storage;
		     storage != NULL;
		     storage = storage->next) {
			priv->capacity += storage->MaxCapacity;
		}
	}

	update_free_space_cb (device, RB_MTP_SOURCE (source));

	/* figure out the set of formats supported by the device, ensuring there's at least
	 * one audio format aside from WAV.  the purpose of this is to exclude cameras and other
	 * MTP devices that aren't interesting to us.
	 */
	if (LIBMTP_Get_Supported_Filetypes (device, &data->types, &data->num_types) != 0) {
		rb_mtp_thread_report_errors (priv->device_thread, FALSE);
	} else {
		int i;
		for (i = 0; i < data->num_types; i++) {
			if (data->types[i] != LIBMTP_FILETYPE_WAV && LIBMTP_FILETYPE_IS_AUDIO (data->types[i])) {
				has_audio = TRUE;
				break;
			}
		}
	}

	if (has_audio == FALSE) {
		rb_debug ("device doesn't support any audio formats");
		g_idle_add ((GSourceFunc) device_open_ignore_idle, data);
		return;
	}

	g_idle_add ((GSourceFunc) device_opened_idle, data);

	/* now get the track list */
	rb_mtp_thread_get_track_list (priv->device_thread, (RBMtpTrackListCallback) mtp_tracklist_cb, g_object_ref (source), g_object_unref);
}