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aacparse: Make sure we have enough data in the codec_data to be able to parse it

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Also error out cleanly if mapping the buffer failed.

https://bugzilla.gnome.org/show_bug.cgi?id=775450
This commit is contained in:
Sebastian Dröge 2016-12-01 13:38:16 +02:00
parent d0949baf3d
commit 87a2c140ca
1 changed files with 3 additions and 2 deletions
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5
gst/audioparsers/gstaacparse.c
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@ -306,11 +306,12 @@ gst_aac_parse_sink_setcaps (GstBaseParse * parse, GstCaps * caps)
if (value) { if (value) {
GstBuffer *buf = gst_value_get_buffer (value); GstBuffer *buf = gst_value_get_buffer (value);
if (buf) { if (buf && gst_buffer_get_size (buf) >= 2) {
GstMapInfo map; GstMapInfo map;
guint sr_idx; guint sr_idx;
gst_buffer_map (buf, &map, GST_MAP_READ); if (!gst_buffer_map (buf, &map, GST_MAP_READ))
return FALSE;
sr_idx = ((map.data[0] & 0x07) << 1) | ((map.data[1] & 0x80) >> 7); sr_idx = ((map.data[0] & 0x07) << 1) | ((map.data[1] & 0x80) >> 7);
aacparse->object_type = (map.data[0] & 0xf8) >> 3; aacparse->object_type = (map.data[0] & 0xf8) >> 3;