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tag: id3v2: Never output a tag with a null contents string.

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Original commit message from CVS:
* gst-libs/gst/tag/id3v2frames.c: (parse_text_identification_frame),
(id3v2_tag_to_taglist), (id3v2_genre_string_to_taglist),
(id3v2_genre_fields_to_taglist):
Never output a tag with a null contents string.
This commit is contained in:
Jan Schmidt 2006-02-03 13:06:24 +00:00 committed by Tim-Philipp Müller
parent 78aa922244
commit 207f8e9f23
1 changed files with 15 additions and 3 deletions
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18
gst-libs/gst/tag/id3v2frames.c
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@ -232,6 +232,16 @@ parse_text_identification_frame (ID3TagsWorking * work)
encoding = work->parse_data[0];
parse_split_strings (encoding, (gchar *) work->parse_data + 1,
work->parse_size - 1, &fields);
if (fields) {
if (fields->len > 0) {
GST_LOG ("Read %d fields from Text ID frame of size %d. First is '%s'",
fields->len, work->parse_size - 1,
g_array_index (fields, gchar *, 0));
} else {
GST_LOG ("Read %d fields from Text ID frame of size %d", fields->len,
work->parse_size - 1);
}
}
return fields;
}
@ -243,6 +253,9 @@ id3v2_tag_to_taglist (ID3TagsWorking * work, const gchar * tag_name,
GType tag_type = gst_tag_get_type (tag_name);
GstTagList *tag_list = work->tags;
if (tag_str == NULL)
return FALSE;
switch (tag_type) {
case G_TYPE_UINT:
{
@ -371,8 +384,7 @@ id3v2_genre_string_to_taglist (ID3TagsWorking * work, const gchar * tag_name,
/* If it's a number, it might be a defined genre */
if (id3v2_are_digits (tag_str, len)) {
tag_str = gst_tag_id3_genre_get (strtol (tag_str, NULL, 10));
if (tag_str != NULL)
return id3v2_tag_to_taglist (work, tag_name, tag_str);
return id3v2_tag_to_taglist (work, tag_name, tag_str);
}
/* Otherwise it might be "RX" or "CR" */
if (len == 2) {
@ -434,7 +446,7 @@ id3v2_genre_fields_to_taglist (ID3TagsWorking * work, const gchar * tag_name,
}
}
if (len > 0)
if (len > 0 && tag_str != NULL)
result |= id3v2_genre_string_to_taglist (work, tag_name, tag_str, len);
}
return result;