Re: [FFmpeg-devel] [PATCH] lavc/vvc: Fix check whether QG is in first tile col

2024-03-20 Thread Nuo Mi
On Wed, Mar 20, 2024 at 3:48 AM Frank Plowman wrote: > The second part of this condition is intended to check whether the > current quantisation group is in the first CTU column of the current > tile. The issue is that ctb_to_col_bd gives the x-ordinate of the first > column of the current tile

[FFmpeg-devel] [PATCH] lavc/vvc: Fix check whether QG is in first tile col

2024-03-19 Thread Frank Plowman
The second part of this condition is intended to check whether the current quantisation group is in the first CTU column of the current tile. The issue is that ctb_to_col_bd gives the x-ordinate of the first column of the current tile *in CTUs*, while xQg gives the x-ordinate of the quantisation g