1 /** 2 * \file thumb.c 3 * Example program to send and associate album art to an entity 4 * on a device. 5 * 6 * Copyright (C) 2006 Robert Reardon <rreardon (at) monkshatch.vispa.com> 7 * 8 * This library is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU Lesser General Public 10 * License as published by the Free Software Foundation; either 11 * version 2 of the License, or (at your option) any later version. 12 * 13 * This library is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16 * Lesser General Public License for more details. 17 * 18 * You should have received a copy of the GNU Lesser General Public 19 * License along with this library; if not, write to the 20 * Free Software Foundation, Inc., 59 Temple Place - Suite 330, 21 * Boston, MA 02111-1307, USA. 22 */ 23 #include "config.h" 24 #include "common.h" 25 #include "string.h" 26 #include <fcntl.h> 27 #include <errno.h> 28 #include <stdlib.h> 29 #include <unistd.h> 30 #include <limits.h> 31 #include <sys/types.h> 32 #ifdef HAVE_SYS_UIO_H 33 #include <sys/uio.h> 34 #endif 35 #include <sys/stat.h> 36 37 static void usage(void) { 38 printf("Usage: thumb -i <fileid/trackid> <imagefile>\n"); 39 exit(0); 40 } 41 42 int main (int argc, char **argv) { 43 int opt; 44 extern int optind; 45 extern char *optarg; 46 LIBMTP_mtpdevice_t *device = NULL; 47 int fd; 48 uint32_t id = 0; 49 uint64_t filesize; 50 char *imagedata = NULL; 51 char *path = NULL; 52 char *rest; 53 struct stat statbuff; 54 int ret; 55 56 fprintf(stdout, "libmtp version: " LIBMTP_VERSION_STRING "\n\n"); 57 58 while ( (opt = getopt(argc, argv, "hi:")) != -1 ) { 59 switch (opt) { 60 case 'h': 61 usage(); 62 case 'i': 63 id = strtoul(optarg, &rest, 0); 64 break; 65 default: 66 usage(); 67 } 68 } 69 argc -= optind; 70 argv += optind; 71 72 if ( argc != 1 ) { 73 printf("You need to pass a filename.\n"); 74 usage(); 75 } 76 77 path = argv[0]; 78 79 if ( stat(path, &statbuff) == -1 ) { 80 fprintf(stderr, "%s: ", path); 81 perror("stat"); 82 exit(1); 83 } 84 filesize = statbuff.st_size; 85 imagedata = malloc(filesize); 86 87 #ifdef __WIN32__ 88 if ( (fd = open(path, O_RDONLY|O_BINARY) == -1) ) { 89 #else 90 if ( (fd = open(path, O_RDONLY)) == -1) { 91 #endif 92 printf("Couldn't open image file %s (%s)\n",path,strerror(errno)); 93 return 1; 94 } else { 95 ret = read(fd, imagedata, filesize); 96 if (ret == -1) perror("read thumb data"); 97 close(fd); 98 } 99 100 LIBMTP_Init(); 101 device = LIBMTP_Get_First_Device(); 102 if (device == NULL) { 103 printf("No devices.\n"); 104 return 0; 105 } 106 107 LIBMTP_filesampledata_t *thumb = LIBMTP_new_filesampledata_t(); 108 thumb->data = imagedata; 109 thumb->size = filesize; 110 thumb->filetype = LIBMTP_FILETYPE_JPEG; 111 ret = LIBMTP_Send_Representative_Sample(device,id,thumb); 112 if (ret != 0) { 113 printf("Couldn't send thumbnail\n"); 114 LIBMTP_Dump_Errorstack(device); 115 LIBMTP_Clear_Errorstack(device); 116 } 117 118 LIBMTP_destroy_filesampledata_t(thumb); 119 120 LIBMTP_Release_Device(device); 121 printf("OK.\n"); 122 return 0; 123 } 124