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