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h264parser: fix MAX_SPS/PPS boundary checks

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This commit is contained in:
René Stadler 2011-11-01 12:29:35 +01:00
parent e922dee30b
commit 6c4f5b6ae9
1 changed files with 4 additions and 4 deletions
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8
gst-libs/gst/codecparsers/gsth264parser.c
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@ -953,7 +953,7 @@ gst_h264_parser_parse_buffering_period (GstH264NalParser * nalparser,
GST_DEBUG ("parsing \"Buffering period\""); GST_DEBUG ("parsing \"Buffering period\"");
READ_UE_ALLOWED (nr, sps_id, 0, GST_H264_MAX_SPS_COUNT); READ_UE_ALLOWED (nr, sps_id, 0, GST_H264_MAX_SPS_COUNT - 1);
sps = gst_h264_parser_get_sps (nalparser, sps_id); sps = gst_h264_parser_get_sps (nalparser, sps_id);
if (!sps) { if (!sps) {
GST_WARNING ("couldn't find associated sequence parameter set with id: %d", GST_WARNING ("couldn't find associated sequence parameter set with id: %d",
@ -1372,7 +1372,7 @@ gst_h264_parse_sps (GstH264NalUnit * nalu, GstH264SPS * sps,
READ_UINT8 (&nr, sps->level_idc, 8); READ_UINT8 (&nr, sps->level_idc, 8);
READ_UE_ALLOWED (&nr, sps->id, 0, GST_H264_MAX_SPS_COUNT); READ_UE_ALLOWED (&nr, sps->id, 0, GST_H264_MAX_SPS_COUNT - 1);
if (sps->profile_idc == 100 || sps->profile_idc == 110 || if (sps->profile_idc == 100 || sps->profile_idc == 110 ||
sps->profile_idc == 122 || sps->profile_idc == 244 || sps->profile_idc == 122 || sps->profile_idc == 244 ||
@ -1523,8 +1523,8 @@ gst_h264_parse_pps (GstH264NalParser * nalparser, GstH264NalUnit * nalu,
nal_reader_init (&nr, nalu->data + nalu->offset + 1, nalu->size - 1); nal_reader_init (&nr, nalu->data + nalu->offset + 1, nalu->size - 1);
READ_UE_ALLOWED (&nr, pps->id, 0, GST_H264_MAX_PPS_COUNT); READ_UE_ALLOWED (&nr, pps->id, 0, GST_H264_MAX_PPS_COUNT - 1);
READ_UE_ALLOWED (&nr, sps_id, 0, GST_H264_MAX_SPS_COUNT); READ_UE_ALLOWED (&nr, sps_id, 0, GST_H264_MAX_SPS_COUNT - 1);
sps = gst_h264_parser_get_sps (nalparser, sps_id); sps = gst_h264_parser_get_sps (nalparser, sps_id);
if (!sps) { if (!sps) {