Hi

On Tue, Jan 07, 2025 at 12:08:39AM +0100, Marton Balint wrote:
> All elements should be within 1-255.
> ---
>  libavcodec/encode.c | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)

this breaks:

./ffmpeg -i lena.pnm -qscale 4 -intra_matrix 
10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10
 -chroma_intra_matrix 
400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400
 -bitexact custommatrix10,400.jpg

I have not double checked the spec, but the resulting file worked fine
before the patch

thx

[...]

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

He who knows, does not speak. He who speaks, does not know. -- Lao Tsu

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