diplodocus.org Git - flac-archive/blob - apic-read.cc

   1 #include <sys/stat.h>
   2 #include <sys/types.h>
   3
   4 #include <fcntl.h>
   5 #include <stdio.h>
   6 #include <string.h>
   7 #include <unistd.h>
   8
   9 #include <attachedpictureframe.h>
  10 #include <id3v2tag.h>
  11 #include <mpegfile.h>
  12
  13 // some demo apic reading code; would be nice to save all APIC frames.
  14
  15 int
  16 main(int argc, char **argv)
  17 {
  18     const char *mp3_path = argv[1];
  19     TagLib::MPEG::File f(mp3_path);
  20     TagLib::ID3v2::Tag *id3v2tag = f.ID3v2Tag();
  21     if (!id3v2tag) {
  22         return 0;
  23     }
  24     TagLib::ID3v2::FrameList::ConstIterator it;
  25     for (it = id3v2tag->frameList().begin();
  26          it != id3v2tag->frameList().end();
  27          it++) {
  28         TagLib::ByteVector frameid = (*it)->frameID();
  29         uint frameid_size = frameid.size();
  30         char *frameid_s = new char[frameid_size + 1];
  31         memcpy(frameid_s, frameid.data(), frameid_size);
  32         frameid_s[frameid_size] = '\0';
  33         printf("%s: %s\n", frameid_s, (*it)->toString().toCString());
  34         if (frameid != "APIC") {
  35             continue;
  36         }
  37         TagLib::ID3v2::AttachedPictureFrame *frame =
  38             (TagLib::ID3v2::AttachedPictureFrame *)(*it);
  39         TagLib::ByteVector data = frame->picture();
  40         int fd = open(argv[2], O_CREAT | O_WRONLY);
  41         ssize_t size = data.size();
  42         ssize_t status = write(fd, data.data(), size);
  43         if (status < 0) {
  44             perror("write");
  45             return 2;
  46         }
  47         if (status != size) {
  48             fprintf(stderr, "wrote only %d bytes out of %d\n", status, size);
  49             return 3;
  50         }
  51         if (close(fd) < 0) {
  52             perror("close");
  53         }
  54     }
  55
  56   return 0;
  57 }