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glamor: xv: Fix invalid accessing of plane attributes for NV12

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NV12 only has 2 planes.

Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
(cherry picked from commit 0076671e24)

Part-of: <https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/1636>
This commit is contained in:
Jeffy Chen 2019-11-08 15:44:41 +08:00 • committed by Konstantin
parent bec42f6e0b
commit 8d3b4fa245
1 changed files with 2 additions and 2 deletions
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4
glamor/glamor_xv.c
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@ -291,10 +291,10 @@ glamor_xv_query_image_attributes(int id,
pitches[0] = size;
size *= *h;
if (offsets)
offsets[1] = offsets[2] = size;
offsets[1] = size;
tmp = ALIGN(*w, 4);
if (pitches)
pitches[1] = pitches[2] = tmp;
pitches[1] = tmp;
tmp *= (*h >> 1);
size += tmp;
break;