Michael Niedermayer 906e3edc70 swresample: Check user chlayout in swr_set_matrix() ...

All callers in FFmpeg check this already, but it is a public
function that can plausibly be given more channels.
In which case out of array writes would occur

This is likely a regression from when channel layouts where extended
to support more than 64 channels

Found-by: 이동준 <ldj6192@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

2026-02-15 20:16:11 +01:00

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