Hi Janne On Thu, Dec 19, 2024 at 10:12:22PM +0100, Janne Grunau wrote: > This reduces the amount the horizontal filters read beyond the filter > width to a consistent 1 pixel. The data is not used so this is usually > not noticeable. It becomes a problem when the application allocates > frame buffers only for the aligned picture size and the end of it is at > a page boundary. This happens for picture sizes which are a multiple of > the page size like 1280x640. The frame buffer allocation is based on > its most likely done via mmap + MAP_ANONYMOUS so start and end of the > buffer are page aligned and the previous and next page are not > necessarily mapped. > This mirrors the aarch64 change. > > Signed-off-by: Janne Grunau <janne-ffm...@jannau.net> > --- > libavcodec/arm/vp9mc_neon.S | 13 ++++++++++--- > 1 file changed, 10 insertions(+), 3 deletions(-)
tested on qemu-arm (assuming the standard fate and qemu covers this) thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB "I am not trying to be anyone's saviour, I'm trying to think about the future and not be sad" - Elon Musk
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