id3v2: Clarify id3v2_add_id3v2_frame_blob_to_taglist()

Pass the frame data and size explicitly to
id3v2_add_id3v2_frame_blob_to_taglist() and add a
comment that it's being deliberately / manually
passed the full ID3v2 frame including header.
This commit is contained in:
Jan Schmidt 2016-12-09 17:59:09 +11:00
parent d178f7626a
commit 7ff1de380f

View file

@ -53,6 +53,7 @@ id3v2_ensure_debug_category (void)
#endif /* GST_DISABLE_GST_DEBUG */
/* Synch safe uints have 28 bits (256MB max) available. */
guint
id3v2_read_synch_uint (const guint8 * data, guint size)
{
@ -398,34 +399,17 @@ convert_fid_to_v240 (gchar * frame_id)
/* add unknown or unhandled ID3v2 frames to the taglist as binary blobs */
static void
id3v2_add_id3v2_frame_blob_to_taglist (ID3TagsWorking * work, guint size)
id3v2_add_id3v2_frame_blob_to_taglist (ID3TagsWorking * work,
guint8 * frame_data, guint frame_size)
{
GstBuffer *blob;
GstSample *sample;
guint8 *frame_data;
#if 0
GstCaps *caps;
gchar *media_type;
#endif
guint frame_size, header_size;
guint i;
switch (ID3V2_VER_MAJOR (work->hdr.version)) {
case 1:
case 2:
header_size = 3 + 3;
break;
case 3:
case 4:
header_size = 4 + 4 + 2;
break;
default:
g_return_if_reached ();
}
frame_data = work->hdr.frame_data - header_size;
frame_size = size + header_size;
blob = gst_buffer_new_and_alloc (frame_size);
gst_buffer_fill (blob, 0, frame_data, frame_size);
@ -595,7 +579,9 @@ id3v2_frames_to_tag_list (ID3TagsWorking * work, guint size)
GST_LOG ("Extracted frame with id %s", frame_id);
} else {
GST_LOG ("Failed to extract frame with id %s", frame_id);
id3v2_add_id3v2_frame_blob_to_taglist (work, frame_size);
/* Rewind the frame data / size to pass the header too */
id3v2_add_id3v2_frame_blob_to_taglist (work,
work->hdr.frame_data - frame_hdr_size, frame_hdr_size + frame_size);
}
}
work->hdr.frame_data += frame_size;