Re: [FFmpeg-devel] [PATCH] lavc/vvc: Validate subpartitioning structure

2024-10-20 Thread Frank Plowman
On 16/10/2024 13:17, Nuo Mi wrote: > On Tue, Oct 15, 2024 at 7:54 AM Frank Plowman wrote: > >> Thank you for your reply. >> >> On 14/10/2024 16:16, Nuo Mi wrote: >>> On Mon, Oct 14, 2024 at 3:14 AM Frank Plowman >> wrote: >>> On 13/10/2024 05:43, Nuo Mi wrote: > On Sun, Oct 6, 2024 at

Re: [FFmpeg-devel] [PATCH] lavc/vvc: Validate subpartitioning structure

2024-10-16 Thread Nuo Mi
On Tue, Oct 15, 2024 at 7:54 AM Frank Plowman wrote: > Thank you for your reply. > > On 14/10/2024 16:16, Nuo Mi wrote: > > On Mon, Oct 14, 2024 at 3:14 AM Frank Plowman > wrote: > > > >> On 13/10/2024 05:43, Nuo Mi wrote: > >>> On Sun, Oct 6, 2024 at 6:49 AM Frank Plowman > >> wrote: > >>> > >

Re: [FFmpeg-devel] [PATCH] lavc/vvc: Validate subpartitioning structure

2024-10-14 Thread Frank Plowman
Thank you for your reply. On 14/10/2024 16:16, Nuo Mi wrote: > On Mon, Oct 14, 2024 at 3:14 AM Frank Plowman wrote: > >> On 13/10/2024 05:43, Nuo Mi wrote: >>> On Sun, Oct 6, 2024 at 6:49 AM Frank Plowman >> wrote: >>> H.266 (V3) section 6.3.3 dictates that the division of the picture into

Re: [FFmpeg-devel] [PATCH] lavc/vvc: Validate subpartitioning structure

2024-10-14 Thread Nuo Mi
On Mon, Oct 14, 2024 at 3:14 AM Frank Plowman wrote: > On 13/10/2024 05:43, Nuo Mi wrote: > > On Sun, Oct 6, 2024 at 6:49 AM Frank Plowman > wrote: > > > >> H.266 (V3) section 6.3.3 dictates that the division of the picture into > >> subpictures must be exhaustive and mutually exclusive, i.e. th

Re: [FFmpeg-devel] [PATCH] lavc/vvc: Validate subpartitioning structure

2024-10-13 Thread Frank Plowman
On 13/10/2024 05:43, Nuo Mi wrote: > On Sun, Oct 6, 2024 at 6:49 AM Frank Plowman wrote: > >> H.266 (V3) section 6.3.3 dictates that the division of the picture into >> subpictures must be exhaustive and mutually exclusive, i.e. that each >> CTU "belongs to" one and only one subpicture. In most

Re: [FFmpeg-devel] [PATCH] lavc/vvc: Validate subpartitioning structure

2024-10-13 Thread Nuo Mi
On Sun, Oct 6, 2024 at 6:49 AM Frank Plowman wrote: > H.266 (V3) section 6.3.3 dictates that the division of the picture into > subpictures must be exhaustive and mutually exclusive, i.e. that each > CTU "belongs to" one and only one subpicture. In most cases this is > guaranteed by the syntax,

[FFmpeg-devel] [PATCH] lavc/vvc: Validate subpartitioning structure

2024-10-05 Thread Frank Plowman
H.266 (V3) section 6.3.3 dictates that the division of the picture into subpictures must be exhaustive and mutually exclusive, i.e. that each CTU "belongs to" one and only one subpicture. In most cases this is guaranteed by the syntax, but in the case sps_subpic_same_size_flag=0, we must check thi