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typefinding: assume EBML files without doctype are matroska

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https://bugzilla.gnome.org/show_bug.cgi?id=638019
This commit is contained in:
Tim-Philipp Müller 2010-12-29 22:36:41 +00:00
parent b1696cf21d
commit bb786dfb5c
1 changed files with 6 additions and 0 deletions
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6
gst/typefind/gsttypefindfunctions.c
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@ -3184,6 +3184,10 @@ ebml_check_header (GstTypeFind * tf, const gchar * doctype, int doctype_len)
if (!data) if (!data)
return FALSE; return FALSE;
/* only check doctype if asked to do so */
if (doctype == NULL || doctype_len == 0)
return TRUE;
/* the header must contain the doctype. For now, we don't parse the /* the header must contain the doctype. For now, we don't parse the
* whole header but simply check for the availability of that array * whole header but simply check for the availability of that array
* of characters inside the header. Not fully fool-proof, but good * of characters inside the header. Not fully fool-proof, but good
@ -3204,6 +3208,8 @@ matroska_type_find (GstTypeFind * tf, gpointer ununsed)
{ {
if (ebml_check_header (tf, "matroska", 8)) if (ebml_check_header (tf, "matroska", 8))
gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, MATROSKA_CAPS); gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, MATROSKA_CAPS);
else if (ebml_check_header (tf, NULL, 0))
gst_type_find_suggest (tf, GST_TYPE_FIND_LIKELY, MATROSKA_CAPS);
} }
/*** video/webm ***/ /*** video/webm ***/