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Return error for invalid st/lt sps parameters

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When num_short_term_ref_pic_sets or num_long_term_ref_pics_sps in
sps is out of range, error is returned.

Bug: 77599438
Test: poc before/after
Change-Id: I652d27849438c3ea2d42fc6e9abb8aeb25ebdc22
This commit is contained in:
Naveen Kumar P 2018-04-13 13:55:43 +05:30 • committed by Ray Essick
parent 391675790d
commit b93923e288
2 changed files with 9 additions and 3 deletions
Download patch file Download diff file Expand all files Collapse all files

2
common/ihevc_defs.h
View file

@ -264,7 +264,7 @@ enum
#define SPS_MAX_SUB_LAYERS 7
/* Maximum long term reference pics */
#define MAX_LTREF_PICS_SPS 16
#define MAX_LTREF_PICS_SPS 32
#define MAX_STREF_PICS_SPS 64

10
decoder/ihevcd_parse_headers.c
View file

@ -1453,10 +1453,12 @@ IHEVCD_ERROR_T ihevcd_parse_sps(codec_t *ps_codec)
}
UEV_PARSE("num_short_term_ref_pic_sets", value, ps_bitstrm);
if(value < 0 || value > MAX_STREF_PICS_SPS)
{
return IHEVCD_INVALID_PARAMETER;
}
ps_sps->i1_num_short_term_ref_pic_sets = value;
ps_sps->i1_num_short_term_ref_pic_sets = CLIP3(ps_sps->i1_num_short_term_ref_pic_sets, 0, MAX_STREF_PICS_SPS);
for(i = 0; i < ps_sps->i1_num_short_term_ref_pic_sets; i++)
ihevcd_short_term_ref_pic_set(ps_bitstrm, &ps_sps->as_stref_picset[0], ps_sps->i1_num_short_term_ref_pic_sets, i, &ps_sps->as_stref_picset[i]);
@ -1466,6 +1468,10 @@ IHEVCD_ERROR_T ihevcd_parse_sps(codec_t *ps_codec)
if(ps_sps->i1_long_term_ref_pics_present_flag)
{
UEV_PARSE("num_long_term_ref_pics_sps", value, ps_bitstrm);
if(value < 0 || value > MAX_LTREF_PICS_SPS)
{
return IHEVCD_INVALID_PARAMETER;
}
ps_sps->i1_num_long_term_ref_pics_sps = value;
for(i = 0; i < ps_sps->i1_num_long_term_ref_pics_sps; i++)