[FFmpeg-devel] [PATCH] cbs_av1: Fix test for presence of buffer_removal_time element
Mark Thompson
sw at jkqxz.net
Sun Aug 23 20:45:10 EEST 2020
On 23/08/2020 18:31, James Almer wrote:
> On 8/23/2020 1:06 PM, Mark Thompson wrote:
>> The OBU must be in both the spatial and temporal layers for the
>> operating point, not just one of them.
>> ---
>> libavcodec/cbs_av1_syntax_template.c | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/libavcodec/cbs_av1_syntax_template.c
>> b/libavcodec/cbs_av1_syntax_template.c
>> index 2c976a9574..a281aba8ac 100644
>> --- a/libavcodec/cbs_av1_syntax_template.c
>> +++ b/libavcodec/cbs_av1_syntax_template.c
>> @@ -1390,7 +1390,7 @@ static int
>> FUNC(uncompressed_header)(CodedBitstreamContext *ctx, RWContext *rw,
>> int in_temporal_layer = (op_pt_idc >>
>> priv->temporal_id ) & 1;
>> int in_spatial_layer = (op_pt_idc >>
>> (priv->spatial_id + 8)) & 1;
>> if (seq->operating_point_idc[i] == 0 ||
>> - in_temporal_layer || in_spatial_layer) {
>> + (in_temporal_layer && in_spatial_layer)) {
>>
>> fbs(seq->decoder_model_info.buffer_removal_time_length_minus_1 + 1,
>> buffer_removal_time[i], 1, i);
>> }
>
> LGTM, can confirm this fixes parsing https://0x0.st/zF2s.ivf
Thank you for the sample! Applied.
- Mark
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