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st/va: clear pointers for mpeg2 quantiser matrices

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This is to fix VA-API issues with GStreamer and MPEG2.
Since gstreamer does not pass quantiser matrices with each frame, invalid
pointers were being passed to the driver. This patch addresses the same.

Signed-off-by: Indrajit Das <indrajit-kumar.das@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
(cherry picked from commit 338638a8af)
This commit is contained in:
Indrajit Das 2018-01-10 15:13:37 +05:30 • committed by Emil Velikov
parent e46597f273
commit 30a35f8d43
1 changed files with 5 additions and 0 deletions
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5
src/gallium/state_trackers/va/picture.c
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@ -57,6 +57,11 @@ vlVaBeginPicture(VADriverContextP ctx, VAContextID context_id, VASurfaceID rende
return VA_STATUS_ERROR_INVALID_CONTEXT;
}
if (u_reduce_video_profile(context->templat.profile) == PIPE_VIDEO_FORMAT_MPEG12) {
context->desc.mpeg12.intra_matrix = NULL;
context->desc.mpeg12.non_intra_matrix = NULL;
}
surf = handle_table_get(drv->htab, render_target);
mtx_unlock(&drv->mutex);
if (!surf || !surf->buffer)