On 22/06/2025 02:27, Nuo Mi wrote:
> On Sat, Jun 21, 2025 at 8:20 PM Frank Plowman <p...@frankplowman.com> wrote:
>
>> Add handling here for
>> sps_scaling_matrix_for_alternative_colour_space_disabled_flag.
>>
>> Also add parentheses to make behaviour a little more explicit,
>> where &&'s precedence over || was used implicitly previously.
>>
>> Reported-by: Michael Niedermayer <mich...@niedermayer.cc>
>> Signed-off-by: Frank Plowman <p...@frankplowman.com>
>> ---
>> libavcodec/vvc/intra.c | 6 +++---
>> 1 file changed, 3 insertions(+), 3 deletions(-)
>>
>> diff --git a/libavcodec/vvc/intra.c b/libavcodec/vvc/intra.c
>> index f56b43be66..45fafdb117 100644
>> --- a/libavcodec/vvc/intra.c
>> +++ b/libavcodec/vvc/intra.c
>> @@ -367,10 +367,10 @@ static const uint8_t* derive_scale_m(const
>> VVCLocalContext *lc, const TransformB
>> const int log2_matrix_size = (id < 2) ? 1 : (id < 8) ? 2 : 3;
>> uint8_t *p = scale_m;
>>
>> -
>> av_assert0(!sps->r->sps_scaling_matrix_for_alternative_colour_space_disabled_flag);
>> -
>> if (!rsh->sh_explicit_scaling_list_used_flag || tb->ts ||
>> - sps->r->sps_scaling_matrix_for_lfnst_disabled_flag &&
>> cu->apply_lfnst_flag[tb->c_idx])
>> + (sps->r->sps_scaling_matrix_for_lfnst_disabled_flag &&
>> cu->apply_lfnst_flag[tb->c_idx]) ||
>> +
>> (sps->r->sps_scaling_matrix_for_alternative_colour_space_disabled_flag &&
>> + sps->r->sps_scaling_matrix_designated_colour_space_flag ==
>> cu->act_enabled_flag))
>> return ff_vvc_default_scale_m;
>>
> LGTM.
> Thanks.
>
>>
>> if (!sl) {
>> --
>> 2.47.0
>>
>>Pushed. Thank you both for your reviews. -- Frank
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