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ac3parse: request at least 8 bytes to properly parse header

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https://bugzilla.gnome.org/show_bug.cgi?id=742325
This commit is contained in:
Matej Knopp 2015-01-04 15:57:10 +01:00 committed by Sebastian Dröge
parent e8f3d596bc
commit ff5b235c32
1 changed files with 3 additions and 3 deletions
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6
gst/audioparsers/gstac3parse.c
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@ -219,7 +219,7 @@ gst_ac3_parse_reset (GstAc3Parse * ac3parse)
static void static void
gst_ac3_parse_init (GstAc3Parse * ac3parse) gst_ac3_parse_init (GstAc3Parse * ac3parse)
{ {
gst_base_parse_set_min_frame_size (GST_BASE_PARSE (ac3parse), 6); gst_base_parse_set_min_frame_size (GST_BASE_PARSE (ac3parse), 8);
gst_ac3_parse_reset (ac3parse); gst_ac3_parse_reset (ac3parse);
ac3parse->baseparse_chainfunc = ac3parse->baseparse_chainfunc =
GST_BASE_PARSE_SINK_PAD (GST_BASE_PARSE (ac3parse))->chainfunc; GST_BASE_PARSE_SINK_PAD (GST_BASE_PARSE (ac3parse))->chainfunc;
@ -509,7 +509,7 @@ gst_ac3_parse_handle_frame (GstBaseParse * parse,
gst_buffer_map (buf, &map, GST_MAP_READ); gst_buffer_map (buf, &map, GST_MAP_READ);
if (G_UNLIKELY (map.size < 6)) { if (G_UNLIKELY (map.size < 8)) {
*skipsize = 1; *skipsize = 1;
goto cleanup; goto cleanup;
} }
@ -601,7 +601,7 @@ gst_ac3_parse_handle_frame (GstBaseParse * parse,
if (more || !gst_byte_reader_skip (&reader, frmsiz) || if (more || !gst_byte_reader_skip (&reader, frmsiz) ||
!gst_byte_reader_get_uint16_be (&reader, &word)) { !gst_byte_reader_get_uint16_be (&reader, &word)) {
GST_DEBUG_OBJECT (ac3parse, "... but not sufficient data"); GST_DEBUG_OBJECT (ac3parse, "... but not sufficient data");
gst_base_parse_set_min_frame_size (parse, framesize + 6); gst_base_parse_set_min_frame_size (parse, framesize + 8);
*skipsize = 0; *skipsize = 0;
goto cleanup; goto cleanup;
} else { } else {