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/**
* \file tracks.c
* Example program to list the tracks on a device.
*
* Copyright (C) 2005-2012 Linus Walleij <triad@df.lth.se>
* Copyright (C) 2007 Ted Bullock <tbullock@canada.com>
*
* This library 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 of the License, or (at your option) any later version.
*
* This library 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 library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "common.h"
#include <stdlib.h>
static void dump_trackinfo(LIBMTP_track_t *track)
{
printf("Track ID: %u\n", track->item_id);
if (track->title != NULL)
printf(" Title: %s\n", track->title);
if (track->artist != NULL)
printf(" Artist: %s\n", track->artist);
if (track->genre != NULL)
printf(" Genre: %s\n", track->genre);
if (track->composer != NULL)
printf(" Composer: %s\n", track->composer);
if (track->album != NULL)
printf(" Album: %s\n", track->album);
if (track->date != NULL)
printf(" Date: %s\n", track->date);
if (track->filename != NULL)
printf(" Origfilename: %s\n", track->filename);
printf(" Track number: %d\n", track->tracknumber);
printf(" Duration: %d milliseconds\n", track->duration);
#ifdef __WIN32__
printf(" File size %I64u bytes\n", track->filesize);
#else
printf(" File size %llu bytes\n", (long long unsigned int) track->filesize);
#endif
printf(" Filetype: %s\n", LIBMTP_Get_Filetype_Description(track->filetype));
if (track->samplerate != 0) {
printf(" Sample rate: %u Hz\n", track->samplerate);
}
if (track->nochannels != 0) {
printf(" Number of channels: %u\n", track->nochannels);
}
if (track->wavecodec != 0) {
printf(" WAVE fourCC code: 0x%08X\n", track->wavecodec);
}
if (track->bitrate != 0) {
printf(" Bitrate: %u bits/s\n", track->bitrate);
}
if (track->bitratetype != 0) {
if (track->bitratetype == 1) {
printf(" Bitrate type: Constant\n");
} else if (track->bitratetype == 2) {
printf(" Bitrate type: Variable (VBR)\n");
} else if (track->bitratetype == 3) {
printf(" Bitrate type: Free\n");
} else {
printf(" Bitrate type: Unknown/Erroneous value\n");
}
}
if (track->rating != 0) {
printf(" User rating: %u (out of 100)\n", track->rating);
}
if (track->usecount != 0) {
printf(" Use count: %u times\n", track->usecount);
}
}
int main (int argc, char **argv)
{
LIBMTP_mtpdevice_t *device_list, *device;
LIBMTP_track_t *tracks;
LIBMTP_Init();
fprintf(stdout, "Attempting to connect device(s)\n");
switch(LIBMTP_Get_Connected_Devices(&device_list))
{
case LIBMTP_ERROR_NO_DEVICE_ATTACHED:
fprintf(stdout, "mtp-tracks: No Devices have been found\n");
return 0;
case LIBMTP_ERROR_CONNECTING:
fprintf(stderr, "mtp-tracks: There has been an error connecting. Exit\n");
return 1;
case LIBMTP_ERROR_MEMORY_ALLOCATION:
fprintf(stderr, "mtp-tracks: Memory Allocation Error. Exit\n");
return 1;
/* Unknown general errors - This should never execute */
case LIBMTP_ERROR_GENERAL:
default:
fprintf(stderr, "mtp-tracks: Unknown error, please report "
"this to the libmtp developers\n");
return 1;
/* Successfully connected at least one device, so continue */
case LIBMTP_ERROR_NONE:
fprintf(stdout, "mtp-tracks: Successfully connected\n");
fflush(stdout);
}
/* iterate through connected MTP devices */
for(device = device_list; device != NULL; device = device->next) {
char *friendlyname;
/* Echo the friendly name so we know which device we are working with */
friendlyname = LIBMTP_Get_Friendlyname(device);
if (friendlyname == NULL) {
printf("Friendly name: (NULL)\n");
} else {
printf("Friendly name: %s\n", friendlyname);
free(friendlyname);
}
// Get track listing.
tracks = LIBMTP_Get_Tracklisting_With_Callback(device, NULL, NULL);
if (tracks == NULL) {
printf("No tracks.\n");
} else {
LIBMTP_track_t *track, *tmp;
track = tracks;
while (track != NULL) {
dump_trackinfo(track);
tmp = track;
track = track->next;
LIBMTP_destroy_track_t(tmp);
}
}
}
LIBMTP_Release_Device_List(device_list);
printf("OK.\n");
exit (0);
}
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