int
main(int argc, char** argv)
{
static struct option long_options[] = {
{ "help", 0, 0, OPT_HELP },
{ "version", 0, 0, OPT_VERSION },
{ "album", 1, 0, OPT_ALBUM },
{ "artist", 1, 0, OPT_ARTIST },
{ "comment", 1, 0, OPT_COMMENT },
{ "disk", 1, 0, OPT_DISK },
{ "disks", 1, 0, OPT_DISKS },
{ "genre", 1, 0, OPT_GENRE },
{ "song", 1, 0, OPT_SONG },
{ "tempo", 1, 0, OPT_TEMPO },
{ "track", 1, 0, OPT_TRACK },
{ "tracks", 1, 0, OPT_TRACKS },
{ "writer", 1, 0, OPT_WRITER },
{ "year", 1, 0, OPT_YEAR },
{ NULL, 0, 0, 0 }
};
/* Sparse arrays of tag data: some space is wasted, but it's more
convenient to say tags[OPT_SONG] than to enumerate all the
metadata types (again) as a struct. */
char *tags[UCHAR_MAX] = { 0 };
int nums[UCHAR_MAX] = { 0 };
/* Any modifications requested? */
int mods = 0;
/* Option-processing loop. */
int c = getopt_long_only(argc, argv, OPT_STRING, long_options, NULL);
while (c != -1) {
int r = 2;
switch(c) {
/* getopt() returns '?' if there was an error. It already
printed the error message, so just return. */
case '?':
return 1;
/* Help and version requests handled here. */
case OPT_HELP:
fprintf(stderr, "usage %s %s", argv[0], help_text);
return 0;
case OPT_VERSION:
fprintf(stderr, "%s - %s version %s\n", argv[0], MPEG4IP_PACKAGE,
MPEG4IP_VERSION);
return 0;
/* Numeric arguments: convert them using sscanf(). */
case OPT_DISK:
case OPT_DISKS:
case OPT_TRACK:
case OPT_TRACKS:
case OPT_TEMPO:
r = sscanf(optarg, "%d", &nums[c]);
if (r < 1) {
fprintf(stderr, "%s: option requires numeric argument -- %c\n",
argv[0], c);
return 2;
}
/* Break not, lest ye be broken. :) */
/* All arguments: all valid options end up here, and we just
stuff the string pointer into the tags[] array. */
default:
tags[c] = optarg;
mods++;
} /* end switch */
c = getopt_long_only(argc, argv, OPT_STRING, long_options, NULL);
} /* end while */
/* Check that we have at least one non-option argument */
if ((argc - optind) < 1) {
fprintf(stderr,
"%s: You must specify at least one MP4 file.\n",
argv[0]);
fprintf(stderr, "usage %s %s", argv[0], help_text);
return 3;
}
/* Check that we have at least one requested modification. Probably
it's useful instead to print the metadata if no modifications are
requested? */
if (!mods) {
fprintf(stderr,
"%s: You must specify at least one tag modification.\n",
argv[0]);
fprintf(stderr, "usage %s %s", argv[0], help_text);
return 4;
}
/* Loop through the non-option arguments, and modify the tags as
requested. */
while (optind < argc) {
char *mp4 = argv[optind++];
MP4FileHandle h = MP4Modify(mp4);
if (h == MP4_INVALID_FILE_HANDLE) {
fprintf(stderr, "Could not open '%s'... aborting\n", mp4);
return 5;
}
/* Track/disk numbers need to be set all at once, but we'd like to
allow users to just specify -T 12 to indicate that all existing
track numbers are out of 12. This means we need to look up the
current info if it is not being set. */
uint16_t n0, m0, n1, m1;
if (tags[OPT_TRACK] || tags[OPT_TRACKS]) {
MP4GetMetadataTrack(h, &n0, &m0);
n1 = tags[OPT_TRACK]? nums[OPT_TRACK] : n0;
m1 = tags[OPT_TRACKS]? nums[OPT_TRACKS] : m0;
MP4SetMetadataTrack(h, n1, m1);
}
if (tags[OPT_DISK] || tags[OPT_DISKS]) {
MP4GetMetadataDisk(h, &n0, &m0);
n1 = tags[OPT_DISK]? nums[OPT_DISK] : n0;
m1 = tags[OPT_DISKS]? nums[OPT_DISKS] : m0;
MP4SetMetadataDisk(h, n1, m1);
}
/* Set the other relevant attributes */
for (int i = 0; i < UCHAR_MAX; i++) {
if (tags[i]) {
switch(i) {
case OPT_ALBUM:
MP4SetMetadataAlbum(h, tags[i]);
break;
case OPT_ARTIST:
MP4SetMetadataArtist(h, tags[i]);
break;
case OPT_COMMENT:
MP4SetMetadataComment(h, tags[i]);
break;
case OPT_GENRE:
MP4SetMetadataGenre(h, tags[i]);
break;
case OPT_SONG:
MP4SetMetadataName(h, tags[i]);
break;
case OPT_WRITER:
MP4SetMetadataWriter(h, tags[i]);
break;
case OPT_YEAR:
MP4SetMetadataYear(h, tags[i]);
break;
case OPT_TEMPO:
MP4SetMetadataTempo(h, nums[i]);
break;
}
}
}
MP4Close(h);
} /* end while optind < argc */
return 0;
}
DWORD CTag_Mp4::Save(LPCTSTR szFileName)
{
DWORD dwWin32errorCode = ERROR_SUCCESS;
if(!m_bEnable)
{
return -1;
}
char *pFileName = TstrToDataAlloc(szFileName, -1, NULL, DTC_CODE_UTF8);
if (pFileName == NULL) {
return -1;
}
MP4FileHandle mp4file = MP4Modify(pFileName);
free(pFileName);
if(mp4file == MP4_INVALID_FILE_HANDLE)
{
return -1;
}
#ifdef USE_OLD_TAG_API
if(m_strMetadata_Name.GetLength())
{
char *buf = TstrToDataAlloc(m_strMetadata_Name, -1, NULL, DTC_CODE_UTF8);
if (buf != NULL) {
MP4SetMetadataName(mp4file,buf);
free(buf);
}
}
else
{
MP4DeleteMetadataName(mp4file);
}
if(m_strMetadata_Artist.GetLength())
{
char *buf = TstrToDataAlloc(m_strMetadata_Artist, -1, NULL, DTC_CODE_UTF8);
if (buf != NULL) {
MP4SetMetadataArtist(mp4file,buf);
free(buf);
}
}
else
{
MP4DeleteMetadataArtist(mp4file);
}
if(m_strMetadata_Album.GetLength())
{
char *buf = TstrToDataAlloc(m_strMetadata_Album, -1, NULL, DTC_CODE_UTF8);
if (buf != NULL) {
MP4SetMetadataAlbum(mp4file,buf);
free(buf);
}
}
else
{
MP4DeleteMetadataAlbum(mp4file);
}
if(m_strMetadata_Group.GetLength())
{
char *buf = TstrToDataAlloc(m_strMetadata_Group, -1, NULL, DTC_CODE_UTF8);
if (buf != NULL) {
MP4SetMetadataGrouping(mp4file,buf);
free(buf);
}
}
else
{
MP4DeleteMetadataGrouping(mp4file);
}
if(m_strMetadata_Composer.GetLength())
{
char *buf = TstrToDataAlloc(m_strMetadata_Composer, -1, NULL, DTC_CODE_UTF8);
if (buf != NULL) {
MP4SetMetadataWriter(mp4file,buf);
free(buf);
}
}
else
{
MP4DeleteMetadataWriter(mp4file);
}
if(m_strMetadata_Genre.GetLength())
{
char *buf = TstrToDataAlloc(m_strMetadata_Genre, -1, NULL, DTC_CODE_UTF8);
if (buf != NULL) {
MP4SetMetadataGenre(mp4file,buf);
free(buf);
}
}
else
{
MP4DeleteMetadataGenre(mp4file);
}
if((m_iMetadata_Track1 == -1) && (m_iMetadata_Track2 == -1))
{
MP4DeleteMetadataTrack(mp4file);
}
else if(m_iMetadata_Track1 == -1)
{
MP4SetMetadataTrack(mp4file,0,m_iMetadata_Track2);
}
else if(m_iMetadata_Track2 == -1)
{
MP4SetMetadataTrack(mp4file,m_iMetadata_Track1,0);
}
else
{
MP4SetMetadataTrack(mp4file,m_iMetadata_Track1,m_iMetadata_Track2);
}
if((m_iMetadata_Disc1 == -1) && (m_iMetadata_Disc2 == -1))
{
MP4DeleteMetadataDisk(mp4file);
}
else if(m_iMetadata_Disc1 == -1)
{
MP4SetMetadataDisk(mp4file,0,m_iMetadata_Disc2);
}
else if(m_iMetadata_Disc2 == -1)
{
MP4SetMetadataDisk(mp4file,m_iMetadata_Disc1,0);
}
else
{
MP4SetMetadataDisk(mp4file,m_iMetadata_Disc1,m_iMetadata_Disc2);
}
if(m_iMetadata_Tempo == -1)
{
MP4DeleteMetadataTempo(mp4file);
}
else
{
MP4SetMetadataTempo(mp4file,m_iMetadata_Tempo);
}
if(m_strMetadata_Year.GetLength())
{
char *buf = TstrToDataAlloc(m_strMetadata_Year, -1, NULL, DTC_CODE_UTF8);
if (buf != NULL) {
MP4SetMetadataYear(mp4file,buf);
free(buf);
}
}
else
{
MP4DeleteMetadataYear(mp4file);
}
if(m_iMetadata_Compilation != -1)
{
MP4SetMetadataCompilation(mp4file,1);
}
else
{
MP4DeleteMetadataCompilation(mp4file);
}
if(m_strMetadata_Comment.GetLength())
{
char *buf = TstrToDataAlloc(m_strMetadata_Comment, -1, NULL, DTC_CODE_UTF8);
if (buf != NULL) {
MP4SetMetadataComment(mp4file,buf);
free(buf);
}
}
else
{
MP4DeleteMetadataComment(mp4file);
}
if(m_strMetadata_Tool.GetLength())
{
char *buf = TstrToDataAlloc(m_strMetadata_Tool, -1, NULL, DTC_CODE_UTF8);
if (buf != NULL) {
MP4SetMetadataTool(mp4file,buf);
free(buf);
}
}
else
{
MP4DeleteMetadataTool(mp4file);
}
#else
const MP4Tags* tags = MP4TagsAlloc();
if(tags)
{
MP4TagsFetch(tags, mp4file);
if(m_strMetadata_Name.GetLength())
{
char *buf = TstrToDataAlloc(m_strMetadata_Name, -1, NULL, DTC_CODE_UTF8);
if (buf != NULL) {
MP4TagsSetName(tags, buf);
free(buf);
}
}
else
{
MP4TagsSetName(tags, NULL);
}
if(m_strMetadata_Artist.GetLength())
{
char *buf = TstrToDataAlloc(m_strMetadata_Artist, -1, NULL, DTC_CODE_UTF8);
if (buf != NULL) {
MP4TagsSetArtist(tags, buf);
free(buf);
}
}
else
{
MP4TagsSetArtist(tags, NULL);
}
if(m_strMetadata_Album.GetLength())
{
char *buf = TstrToDataAlloc(m_strMetadata_Album, -1, NULL, DTC_CODE_UTF8);
if (buf != NULL) {
MP4TagsSetAlbum(tags, buf);
free(buf);
}
}
else
{
MP4TagsSetAlbum(tags, NULL);
}
if(m_strMetadata_Group.GetLength())
{
char *buf = TstrToDataAlloc(m_strMetadata_Group, -1, NULL, DTC_CODE_UTF8);
if (buf != NULL) {
MP4TagsSetGrouping(tags, buf);
free(buf);
}
}
else
{
MP4TagsSetGrouping(tags, NULL);
}
if(m_strMetadata_Composer.GetLength())
{
char *buf = TstrToDataAlloc(m_strMetadata_Composer, -1, NULL, DTC_CODE_UTF8);
if (buf != NULL) {
MP4TagsSetComposer(tags, buf);
free(buf);
}
}
else
{
MP4TagsSetComposer(tags, NULL);
}
if(m_strMetadata_Genre.GetLength())
{
char *buf = TstrToDataAlloc(m_strMetadata_Genre, -1, NULL, DTC_CODE_UTF8);
if (buf != NULL) {
MP4TagsSetGenre(tags, buf);
free(buf);
}
}
else
{
MP4TagsSetGenre(tags, NULL);
}
if((m_iMetadata_Track1 == -1) && (m_iMetadata_Track2 == -1))
{
MP4TagsSetTrack(tags, NULL);
}
else
{
MP4TagTrack track;
track.index = (m_iMetadata_Track1 == -1) ? 0 : m_iMetadata_Track1;
track.total = (m_iMetadata_Track2 == -1) ? 0 : m_iMetadata_Track2;
MP4TagsSetTrack(tags, &track);
}
if((m_iMetadata_Disc1 == -1) && (m_iMetadata_Disc2 == -1))
{
MP4TagsSetDisk(tags, NULL);
}
else
{
MP4TagDisk disk;
disk.index = (m_iMetadata_Disc1 == -1) ? 0 : m_iMetadata_Disc1;
disk.total = (m_iMetadata_Disc2 == -1) ? 0 : m_iMetadata_Disc2;
MP4TagsSetDisk(tags, &disk);
}
if(m_iMetadata_Tempo == -1)
{
MP4TagsSetTempo(tags, NULL);
}
else
{
uint16_t tempo = m_iMetadata_Tempo;
MP4TagsSetTempo(tags, &tempo);
}
if(m_strMetadata_Year.GetLength())
{
char *buf = TstrToDataAlloc(m_strMetadata_Year, -1, NULL, DTC_CODE_UTF8);
if (buf != NULL) {
MP4TagsSetReleaseDate(tags, buf);
free(buf);
}
}
else
{
MP4TagsSetReleaseDate(tags, NULL);
}
if(m_iMetadata_Compilation != -1)
{
uint8_t compilation = 1;
MP4TagsSetCompilation(tags, &compilation);
}
else
{
MP4TagsSetCompilation(tags, NULL);
}
if(m_strMetadata_Comment.GetLength())
{
char *buf = TstrToDataAlloc(m_strMetadata_Comment, -1, NULL, DTC_CODE_UTF8);
if (buf != NULL) {
MP4TagsSetComments(tags, buf);
free(buf);
}
}
else
{
MP4TagsSetComments(tags, NULL);
}
if(m_strMetadata_Tool.GetLength())
{
char *buf = TstrToDataAlloc(m_strMetadata_Tool, -1, NULL, DTC_CODE_UTF8);
if (buf != NULL) {
MP4TagsSetEncodingTool(tags, buf);
free(buf);
}
}
else
{
MP4TagsSetEncodingTool(tags, NULL);
}
MP4TagsStore(tags, mp4file);
MP4TagsFree(tags);
}
#endif
MP4Close(mp4file);
return dwWin32errorCode;
}
int mp4_set_metadata(MP4FileHandle file, const char *item, const char *val)
{
if (!item || (item && !*item) || !val || (val && !*val)) return 0;
if (!stricmp(item, "track") || !stricmp(item, "tracknumber"))
{
unsigned __int16 trkn, tot;
int t1 = 0, t2 = 0;
sscanf(val, "%d/%d", &t1, &t2);
trkn = t1, tot = t2;
if (!trkn) return 1;
if (MP4SetMetadataTrack(file, trkn, tot)) return 1;
}
else if (!stricmp(item, "disc") || !stricmp(item, "disknumber"))
{
unsigned __int16 disk, tot;
int t1 = 0, t2 = 0;
sscanf(val, "%d/%d", &t1, &t2);
disk = t1, tot = t2;
if (!disk) return 1;
if (MP4SetMetadataDisk(file, disk, tot)) return 1;
}
else if (!stricmp(item, "compilation"))
{
unsigned __int8 cpil = atoi(val);
if (!cpil) return 1;
if (MP4SetMetadataCompilation(file, cpil)) return 1;
}
else if (!stricmp(item, "tempo"))
{
unsigned __int16 tempo = atoi(val);
if (!tempo) return 1;
if (MP4SetMetadataTempo(file, tempo)) return 1;
}
else if (!stricmp(item, "artist"))
{
if (MP4SetMetadataArtist(file, val)) return 1;
}
else if (!stricmp(item, "writer"))
{
if (MP4SetMetadataWriter(file, val)) return 1;
}
else if (!stricmp(item, "title"))
{
if (MP4SetMetadataName(file, val)) return 1;
}
else if (!stricmp(item, "album"))
{
if (MP4SetMetadataAlbum(file, val)) return 1;
}
else if (!stricmp(item, "date") || !stricmp(item, "year"))
{
if (MP4SetMetadataYear(file, val)) return 1;
}
else if (!stricmp(item, "comment"))
{
if (MP4SetMetadataComment(file, val)) return 1;
}
else if (!stricmp(item, "genre"))
{
if (MP4SetMetadataGenre(file, val)) return 1;
}
else if (!stricmp(item, "tool"))
{
if (MP4SetMetadataTool(file, val)) return 1;
}
else
{
if (MP4SetMetadataFreeForm(file, (char *)item, (u_int8_t *)val, (u_int32_t)strlen(val) + 1)) return 1;
}
return 0;
}
bool MP4::File::save()
{
MP4Close(mp4file);
MP4FileHandle handle = MP4Modify(name());
if(handle == MP4_INVALID_FILE_HANDLE)
{
mp4file = MP4Read(name());
return false;
}
#ifdef MP4V2_HAS_WRITE_BUG
/* according to gtkpod we have to delete all meta data before modifying it,
save the stuff we would not touch */
// need to fetch/rewrite this only if we aren't going to anyway
uint8_t compilation = 0;
bool has_compilation = mp4tag->compilation() == MP4::Tag::Undefined ? MP4GetMetadataCompilation(handle, &compilation) : false;
char *tool = NULL;
MP4GetMetadataTool(handle, &tool);
MP4MetadataDelete(handle);
#endif
#define setmeta(val, tag) \
if(mp4tag->val().isNull()) { \
/*MP4DeleteMetadata##tag(handle);*/ \
MP4SetMetadata##tag(handle, ""); \
} else { \
MP4SetMetadata##tag(handle, mp4tag->val().toCString(true)); \
}
setmeta(title, Name);
setmeta(artist, Artist);
setmeta(album, Album);
setmeta(comment, Comment);
setmeta(genre, Genre);
char buf[100] = "";
if(mp4tag->year())
snprintf(buf, sizeof(buf), "%u", mp4tag->year());
MP4SetMetadataYear(handle, buf);
u_int16_t t1, t2;
MP4GetMetadataTrack(handle, &t1, &t2);
MP4SetMetadataTrack(handle, mp4tag->track(), t2);
if(mp4tag->bpm() != 0)
MP4SetMetadataTempo(handle, mp4tag->bpm());
if(mp4tag->compilation() != MP4::Tag::Undefined) {
MP4SetMetadataCompilation(handle, mp4tag->compilation());
}
MP4SetMetadataCoverArt(handle, mp4tag->cover().size() ? const_cast<u_int8_t *>( reinterpret_cast<const u_int8_t *>( mp4tag->cover().data() ) ) : 0, mp4tag->cover().size());
#ifdef MP4V2_HAS_WRITE_BUG
// set the saved data again
if(has_compilation)
MP4SetMetadataCompilation(handle, compilation);
if(tool)
{
MP4SetMetadataTool(handle, tool);
free(tool);
}
#endif
MP4Close(handle);
mp4file = MP4Read(name());
if(mp4file == MP4_INVALID_FILE_HANDLE)
{
fprintf(stderr, "reopen failed\n");
return false;
}
return true;
}
