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msdk: workaround for MFX_FOURCC_VP9_SEGMAP surface

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MFX_FOURCC_VP9_SEGMAP surface in MSDK is an internal surface however
MSDK still call the external allocator for this surface, so this plugin
has to return UNSUPPORTED and force MSDK allocates surface using the
internal allocator.

See https://github.com/Intel-Media-SDK/MediaSDK/issues/762 for details
This commit is contained in:
Haihao Xiang 2019-04-28 16:10:13 +08:00 committed by Víctor Manuel Jáquez Leal
parent 1221898404
commit ba7f3f48c2
1 changed files with 10 additions and 0 deletions
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10
sys/msdk/gstmsdkallocator_libva.c
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@ -54,6 +54,16 @@ gst_msdk_frame_alloc (mfxHDL pthis, mfxFrameAllocRequest * req,
mfxU32 fourcc = req->Info.FourCC;
mfxU16 surfaces_num = req->NumFrameSuggested;
/* MFX_MAKEFOURCC('V','P','8','S') is used for MFX_FOURCC_VP9_SEGMAP surface
* in MSDK and this surface is an internal surface. The external allocator
* shouldn't be used for this surface allocation
*
* See https://github.com/Intel-Media-SDK/MediaSDK/issues/762
*/
if (req->Type & MFX_MEMTYPE_INTERNAL_FRAME
&& fourcc == MFX_MAKEFOURCC ('V', 'P', '8', 'S'))
return MFX_ERR_UNSUPPORTED;
if (req->Type & MFX_MEMTYPE_EXTERNAL_FRAME) {
GstMsdkAllocResponse *cached =
gst_msdk_context_get_cached_alloc_responses_by_request (context, req);