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aiff: Fix infinite loop in header parsing.

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This commit is contained in:
Martin Theriault 2019-07-15 15:48:08 -04:00
parent bf9ecd65cf
commit 30f85a3189
1 changed files with 13 additions and 5 deletions
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18
gst/aiff/aiffparse.c
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@ -643,14 +643,17 @@ gst_aiff_parse_calculate_duration (GstAiffParse * aiff)
return FALSE;
}
static void
static gboolean
gst_aiff_parse_ignore_chunk (GstAiffParse * aiff, guint32 tag, guint32 size)
{
guint flush;
if (aiff->streaming) {
if (!gst_aiff_parse_peek_chunk (aiff, &tag, &size))
return;
if (!gst_aiff_parse_peek_chunk (aiff, &tag, &size)) {
GST_LOG_OBJECT (aiff, "Not enough data to skip tag %" GST_FOURCC_FORMAT,
GST_FOURCC_ARGS (tag));
return FALSE;
}
}
GST_WARNING_OBJECT (aiff, "Ignoring tag %" GST_FOURCC_FORMAT,
GST_FOURCC_ARGS (tag));
@ -659,6 +662,7 @@ gst_aiff_parse_ignore_chunk (GstAiffParse * aiff, guint32 tag, guint32 size)
if (aiff->streaming) {
gst_adapter_flush (aiff->adapter, flush);
}
return TRUE;
}
static double
@ -1116,11 +1120,15 @@ gst_aiff_parse_stream_headers (GstAiffParse * aiff)
}
case GST_MAKE_FOURCC ('C', 'H', 'A', 'N'):{
GST_FIXME_OBJECT (aiff, "Handle CHAN chunk with channel layouts");
gst_aiff_parse_ignore_chunk (aiff, tag, size);
if (!gst_aiff_parse_ignore_chunk (aiff, tag, size)) {
return GST_FLOW_OK;
}
break;
}
default:
gst_aiff_parse_ignore_chunk (aiff, tag, size);
if (!gst_aiff_parse_ignore_chunk (aiff, tag, size)) {
return GST_FLOW_OK;
}
}
buf = NULL;