When DMA-BUFs are used, sometimes stride we get from PipeWire might
contain additional padding, but after we import the buffer, the stride
we used is no longer relevant and we should just calculate it based on
width.
Bug: chromium:1333304
Change-Id: Id4300550f0b3c539ddd749e9285f525d4f816b80
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/265384
Reviewed-by: Alexander Cooper <alcooper@chromium.org>
Commit-Queue: Jan Grulich <grulja@gmail.com>
Reviewed-by: Mark Foltz <mfoltz@chromium.org>
Cr-Commit-Position: refs/heads/main@{#37195}
a6ed749b12