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Fixed handling invalid chroma tu size for error clips

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Limit func_idx to valid range to ensure invalid functions are not
called when wrong TU size is signalled for chroma due to error in
parsing

Bug: 32915871
Change-Id: I662212eb2e9b8994e7e85780e667f14df73b5905
This commit is contained in:
Harish Mahendrakar 2016-11-18 14:23:34 +05:30 • committed by Marco Nelissen
parent 4def2dfabf
commit a76773ab74
1 changed files with 5 additions and 0 deletions
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5
decoder/ihevcd_iquant_itrans_recon_ctb.c
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@ -886,6 +886,11 @@ WORD32 ihevcd_iquant_itrans_recon_ctb(process_ctxt_t *ps_proc)
src_strd = trans_size;
func_idx = 1 + 4 + log2_uv_trans_size_minus_2; /* DST func + Y funcs + cur func index*/
/* Handle error cases where 64x64 TU is signalled which results in 32x32 chroma.
* By limiting func_idx to 7, max of 16x16 chroma is called */
func_idx = MIN(func_idx, 7);
e_trans_type = (TRANSFORM_TYPE)(log2_uv_trans_size_minus_2 + 1);
/* QP for U */
i1_chroma_pic_qp_offset = ps_pps->i1_pic_cb_qp_offset;