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qtdemux: Gracefully handle mov files misusing the WAVE atoms

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Check that the WAVEHEADER node is present instead of blindly using it.
If not present we won't be able to provide a more refined caps, but at
least we won't crash.

https://bugzilla.gnome.org/show_bug.cgi?id=640028
This commit is contained in:
Edward Hervey 2011-01-20 11:45:47 +01:00
parent 9acda034f8
commit 6d545e29ad
1 changed files with 22 additions and 19 deletions
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3
gst/qtdemux/qtdemux.c
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@ -7004,6 +7004,7 @@ qtdemux_parse_trak (GstQTDemux * qtdemux, GNode * trak)
guint32 headerlen; guint32 headerlen;
waveheadernode = qtdemux_tree_get_child_by_type (wavenode, fourcc); waveheadernode = qtdemux_tree_get_child_by_type (wavenode, fourcc);
if (waveheadernode) {
waveheader = (const guint8 *) waveheadernode->data; waveheader = (const guint8 *) waveheadernode->data;
headerlen = QT_UINT32 (waveheader); headerlen = QT_UINT32 (waveheader);
@ -7029,6 +7030,8 @@ qtdemux_parse_trak (GstQTDemux * qtdemux, GNode * trak)
gst_buffer_unref (extra); gst_buffer_unref (extra);
} }
} }
} else
GST_DEBUG ("Didn't find waveheadernode for this codec");
} }
g_node_destroy (wavenode); g_node_destroy (wavenode);
} }