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frontends/va: partially updating RefPicList depends on slice type

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problem casused by one frame with multiple slices and different slices type.
Invalid referenced values came from slice P/I would overwrite previous update.

Signed-off-by: Jasber Chen <yipeng.chen@amd.com>
Reviewed-by: Boyuan Zhang <Boyuan.Zhang@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/19943>
This commit is contained in:
Jasber Chen
2022-11-23 10:14:31 +08:00
committed by Marge Bot
parent c0346ac170
commit 1d3cb3f188
1 changed files with 12 additions and 2 deletions
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src/gallium/frontends/va/picture_hevc.c
+12 -2
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@@ -228,9 +228,19 @@ void vlVaHandleSliceParameterBufferHEVC(vlVaContext *context, vlVaBuffer *buf)
VASliceParameterBufferHEVC *h265 = buf->data;
assert(buf->size >= sizeof(VASliceParameterBufferHEVC) && buf->num_elements == 1);
for (int i = 0 ; i < 2 ; i++) {
switch(h265->LongSliceFlags.fields.slice_type) {
/* Depending on slice_type, only update relevant reference */
case 0: /* HEVC_SLICE_B */
for (int j = 0 ; j < 15 ; j++)
context->desc.h265.RefPicList[i][j] = h265->RefPicList[i][j];
context->desc.h265.RefPicList[1][j] = h265->RefPicList[1][j];
FALLTHROUGH;
case 1: /* HEVC_SLICE_P */
for (int j = 0 ; j < 15 ; j++)
context->desc.h265.RefPicList[0][j] = h265->RefPicList[0][j];
FALLTHROUGH;
default:
break;
}
context->desc.h265.UseRefPicList = true;