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typefindfunctions: Add typefinder for ISO MP4 files

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Fixes bug #607848.
This commit is contained in:
Sebastian Dröge 2010-01-24 20:46:58 +01:00
parent e1c319949d
commit 1ae783dafc
1 changed files with 18 additions and 1 deletions
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17
gst/typefind/gsttypefindfunctions.c
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@ -2230,6 +2230,7 @@ qt_type_find (GstTypeFind * tf, gpointer unused)
guint tip = 0;
guint64 offset = 0;
guint64 size;
const gchar *variant = NULL;
while ((data = gst_type_find_peek (tf, offset, 12)) != NULL) {
guint64 new_offset;
@ -2238,6 +2239,13 @@ qt_type_find (GstTypeFind * tf, gpointer unused)
tip = GST_TYPE_FIND_MAXIMUM;
break;
}
if (STRNCMP (&data[4], "ftypisom", 8) == 0) {
tip = GST_TYPE_FIND_MAXIMUM;
variant = "iso";
break;
}
/* box/atom types that are in common with ISO base media file format */
if (STRNCMP (&data[4], "moov", 4) == 0 ||
STRNCMP (&data[4], "mdat", 4) == 0 ||
@ -2280,9 +2288,18 @@ qt_type_find (GstTypeFind * tf, gpointer unused)
break;
offset = new_offset;
}
if (tip > 0) {
if (variant) {
GstCaps *caps = gst_caps_copy (QT_CAPS);
gst_caps_set_simple (caps, "variant", G_TYPE_STRING, variant, NULL);
gst_type_find_suggest (tf, tip, caps);
gst_caps_unref (caps);
} else {
gst_type_find_suggest (tf, tip, QT_CAPS);
}
}
};