avimux: do not write empty INFO list

avoid writing an empty INFO list chunk, both because
it is useless and because vlc refuses to play the
resulting file.
This commit is contained in:
Thiago Santos 2009-11-05 12:13:44 -03:00
parent fb682d0444
commit feed8c2af3

View file

@ -1399,9 +1399,17 @@ gst_avi_mux_riff_get_avi_header (GstAviMux * avimux)
GST_BUFFER_SIZE (buffer) += 12;
buffdata = GST_BUFFER_DATA (buffer) + highmark;
if (highmark - startsize - 4 == 4) {
/* no tags writen, remove the empty INFO LIST as it is useless
* and prevents playback in vlc */
highmark -= 12;
buffdata = GST_BUFFER_DATA (buffer) + highmark;
/* no need to erase the writen data, it will be overwriten anyway */
} else {
/* update list size */
GST_WRITE_UINT32_LE (ptr, highmark - startsize - 4);
}
}
/* avi data header */
memcpy (buffdata + 0, "LIST", 4);