Fixes: fc429d785e9e24c5520ce716d4bc3b5547e581eb
cpb_cnt used to be initialized to 1 before
fc429d785e9e24c5520ce716d4bc3b5547e581eb so cpb_cnt_minus1 should be
initialized to 0.
Also add +1 to the decode_sublayer_hrd call to account for the change to
the offset
---
libavcodec/hevc_ps.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/libavcodec/hevc_ps.c b/libavcodec/hevc_ps.c
index bdd623507d..ac3fe55b07 100644
--- a/libavcodec/hevc_ps.c
+++ b/libavcodec/hevc_ps.c
@@ -406,8 +406,6 @@ static int decode_hrd(GetBitContext *gb, int
common_inf_present,
for (int i = 0; i < max_sublayers; i++) {
hdr->flags.fixed_pic_rate_general_flag = get_bits1(gb);
- hdr->cpb_cnt_minus1[i] = 1;
-
if (!hdr->flags.fixed_pic_rate_general_flag)
hdr->flags.fixed_pic_rate_within_cvs_flag = get_bits1(gb);
@@ -426,11 +424,11 @@ static int decode_hrd(GetBitContext *gb, int
common_inf_present,
}
if (hdr->flags.nal_hrd_parameters_present_flag)
- decode_sublayer_hrd(gb, hdr->cpb_cnt_minus1[i],
&hdr->nal_params[i],
+ decode_sublayer_hrd(gb, hdr->cpb_cnt_minus1[i]+1,
&hdr->nal_params[i],
hdr->flags.sub_pic_hrd_params_present_flag);
if (hdr->flags.vcl_hrd_parameters_present_flag)
- decode_sublayer_hrd(gb, hdr->cpb_cnt_minus1[i],
&hdr->vcl_params[i],
+ decode_sublayer_hrd(gb, hdr->cpb_cnt_minus1[i]+1,
&hdr->vcl_params[i],
hdr->flags.sub_pic_hrd_params_present_flag);
}
--
2.42.0
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