Contact
-
Ahmed Abdelkhalek aabdelkh
Other Extension Metadata
- Last Modified Date
-
2023-12-05
- IP Status
-
No known IP claims.
- Contributors
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Ahmed Abdelkhalek, AMD
-
George Hao, AMD
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Jake Beju, AMD
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Chunbo Chen, Intel
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Ping Liu, Intel
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Srinath Kumarapuram, NVIDIA
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Tony Zlatinski, NVIDIA
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Ravi Chaudhary, NVIDIA
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Daniel Rakos, RasterGrid
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Aidan Fabius, Core Avionics & Industrial Inc.
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Lynne Iribarren, Independent
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Description
This extension builds upon the VK_KHR_video_encode_queue
extension
by adding support for encoding elementary video stream sequences compliant
with the H.265/HEVC video compression standard.
Note
This extension was promoted to |
New Structures
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Extending VkVideoBeginCodingInfoKHR:
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Extending VkVideoCapabilitiesKHR:
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Extending VkVideoCodingControlInfoKHR, VkVideoBeginCodingInfoKHR:
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Extending VkVideoEncodeInfoKHR:
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Extending VkVideoEncodeQualityLevelPropertiesKHR:
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Extending VkVideoEncodeRateControlLayerInfoKHR:
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Extending VkVideoEncodeSessionParametersGetInfoKHR:
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Extending VkVideoProfileInfoKHR, VkQueryPoolCreateInfo:
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Extending VkVideoReferenceSlotInfoKHR:
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Extending VkVideoSessionCreateInfoKHR:
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Extending VkVideoSessionParametersCreateInfoKHR:
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Extending VkVideoSessionParametersUpdateInfoKHR:
New Enum Constants
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VK_KHR_VIDEO_ENCODE_H265_EXTENSION_NAME
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VK_KHR_VIDEO_ENCODE_H265_SPEC_VERSION
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Extending VkStructureType:
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VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_CAPABILITIES_KHR
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VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_DPB_SLOT_INFO_KHR
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VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_GOP_REMAINING_FRAME_INFO_KHR
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VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_NALU_SLICE_SEGMENT_INFO_KHR
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VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_PICTURE_INFO_KHR
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VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_PROFILE_INFO_KHR
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VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_QUALITY_LEVEL_PROPERTIES_KHR
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VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_RATE_CONTROL_INFO_KHR
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VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_RATE_CONTROL_LAYER_INFO_KHR
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VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_SESSION_CREATE_INFO_KHR
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VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_SESSION_PARAMETERS_ADD_INFO_KHR
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VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_SESSION_PARAMETERS_CREATE_INFO_KHR
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VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_SESSION_PARAMETERS_FEEDBACK_INFO_KHR
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VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_SESSION_PARAMETERS_GET_INFO_KHR
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Extending VkVideoCodecOperationFlagBitsKHR:
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VK_VIDEO_CODEC_OPERATION_ENCODE_H265_BIT_KHR
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Version History
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Revision 0, 2019-11-14 (Ahmed Abdelkhalek)
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Initial draft
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-
Revision 0.5, 2020-02-13 (Tony Zlatinski)
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General Spec cleanup
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Added DPB structures
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Change the VCL frame encode structure
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Added a common Non-VCL Picture Paramarameters structure
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Revision 2, Oct 10 2021 (Srinath Kumarapuram)
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Vulkan Video Encode h.265 update and spec edits
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Revision 3, 2021-12-08 (Ahmed Abdelkhalek)
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Rate control updates
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Revision 4, 2022-01-11 (Ahmed Abdelkhalek)
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Replace occurrences of “slice” by “slice segment” and rename structures/enums to reflect this.
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Revision 5, 2022-02-10 (Ahmed Abdelkhalek)
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Updates to encode capability interface
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Revision 6, 2022-03-16 (Ahmed Abdelkhalek)
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Relocate Std header version reporting/requesting from this extension to VK_KHR_video_queue extension.
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Remove the now empty VkVideoEncodeH265SessionCreateInfoEXT.
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Revision 7, 2022-03-24 (Ahmed Abdelkhalek)
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Add capability flags to report support to disable transform skip and support to use B frame in L1 reference list.
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Revision 8, 2022-07-18 (Daniel Rakos)
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Replace
VkVideoEncodeH265RateControlStructureFlagBitsEXT
bit enum withVkVideoEncodeH265RateControlStructureEXT
enum -
Rename
VkVideoEncodeH265ProfileEXT
toVkVideoEncodeH265ProfileInfoEXT
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Rename
VkVideoEncodeH265ReferenceListsEXT
toVkVideoEncodeH265ReferenceListsInfoEXT
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Rename
VkVideoEncodeH265EmitPictureParametersEXT
toVkVideoEncodeH265EmitPictureParametersInfoEXT
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Rename
VkVideoEncodeH265NaluSliceSegmentEXT
toVkVideoEncodeH265NaluSliceSegmentInfoEXT
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Revision 9, 2022-09-18 (Daniel Rakos)
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Rename
vpsStdCount
,pVpsStd
,spsStdCount
,pSpsStd
,ppsStdCount
, andpPpsStd
tostdVPSCount
,pStdVPSs
,stdSPSCount
,pStdSPSs
,stdPPSCount
, andpStdPPSs
, respectively, inVkVideoEncodeH265SessionParametersAddInfoEXT
-
Rename
maxVpsStdCount
,maxSpsStdCount
, andmaxPpsStdCount
tomaxStdVPSCount
,maxStdSPSCount
andmaxStdPPSCount
, respectively, inVkVideoEncodeH265SessionParametersCreateInfoEXT
-
-
Revision 10, 2023-03-06 (Daniel Rakos)
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Removed
VkVideoEncodeH265EmitPictureParametersInfoEXT
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Changed member types in
VkVideoEncodeH265CapabilitiesEXT
andVkVideoEncodeH265ReferenceListsInfoEXT
fromuint8_t
touint32_t
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Changed the type of
VkVideoEncodeH265RateControlInfoEXT::subLayerCount
andVkVideoEncodeH265RateControlLayerInfoEXT::temporalId
fromuint8_t
touint32_t
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Removed
VkVideoEncodeH265InputModeFlagsEXT
andVkVideoEncodeH265OutputModeFlagsEXT
as we only support frame-in-frame-out mode for now -
Rename
pCurrentPictureInfo
inVkVideoEncodeH265VclFrameInfoEXT
topStdPictureInfo
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Rename
pSliceSegmentHeaderStd
inVkVideoEncodeH265NaluSliceSegmentInfoEXT
topStdSliceSegmentHeader
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Rename
pReferenceFinalLists
inVkVideoEncodeH265VclFrameInfoEXT
andVkVideoEncodeH265NaluSliceSegmentInfoEXT
topStdReferenceFinalLists
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Removed the
slotIndex
member ofVkVideoEncodeH265DpbSlotInfoEXT
and changed it to be chained toVkVideoReferenceSlotInfoKHR
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Replaced
VkVideoEncodeH265ReferenceListsInfoEXT
with the new Video Std header structureStdVideoEncodeH265ReferenceLists
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Added new capability flag
VK_VIDEO_ENCODE_H265_CAPABILITY_DIFFERENT_REFERENCE_FINAL_LISTS_BIT_EXT
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Revision 11, 2023-05-26 (Daniel Rakos)
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Renamed
VkVideoEncodeH265VclFrameInfoEXT
toVkVideoEncodeH265PictureInfoEXT
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Removed
VkVideoEncodeH265RateControlLayerInfoEXT::temporalId
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Added
expectDyadicTemporalSubLayerPattern
capability -
Added the
VkVideoEncodeH265SessionParametersGetInfoEXT
structure to identify the H.265 parameter sets to retrieve encoded parameter data for, and theVkVideoEncodeH265SessionParametersFeedbackInfoEXT
structure to retrieve H.265 parameter set override information when using the newvkGetEncodedVideoSessionParametersKHR
command -
Added
VkVideoEncodeH265NaluSliceSegmentInfoEXT::constantQp
to specify per-slice segment constant QP when rate control mode isVK_VIDEO_ENCODE_RATE_CONTROL_MODE_DISABLED_BIT_KHR
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Added
VkVideoEncodeH265QualityLevelPropertiesEXT
for retrieving H.265 specific quality level recommendations -
Replaced
VkVideoEncodeH265RateControlStructureEXT
enum with the flags typeVkVideoEncodeH265RateControlFlagsEXT
and bits defined inVkVideoEncodeH265RateControlFlagBitsEXT
and added HRD compliance flag -
Removed
useInitialRcQp
andinitialRcQp
members ofVkVideoEncodeH265RateControlLayerInfoEXT
-
Added
prefersGopRemainingFrames
andrequiresGopRemainingFrames
, and the newVkVideoEncodeH265GopRemainingFrameInfoEXT
structure to allow specifying remaining frames of each type in the rate control GOP -
Renamed
maxSubLayersCount
capability tomaxSubLayerCount
-
Added
maxQp
, andminQp
capabilities -
Added
maxLevelIdc
capability and newVkVideoEncodeH265SessionCreateInfoEXT
structure to specify upper bounds on the H.265 level of the produced video bitstream -
Moved capability flags specific to codec syntax restrictions from
VkVideoEncodeH265CapabilityFlagsEXT
to the newVkVideoEncodeH265StdFlagsEXT
which is now included as a separatestdSyntaxFlags
member inVkVideoEncodeH265CapabilitiesEXT
-
Added
std
prefix to codec syntax capabilities inVkVideoEncodeH265CapabilitiesEXT
-
Removed
VkVideoEncodeH265NaluSliceSegmentInfoEXT::ctbCount
andVK_VIDEO_ENCODE_H265_CAPABILITY_SLICE_SEGMENT_CTB_COUNT_BIT_EXT
-
Replaced
VK_VIDEO_ENCODE_H265_CAPABILITY_MULTIPLE_SLICE_SEGMENTS_PER_FRAME_BIT_EXT
with the newmaxSliceSegmentCount
capability -
Added
maxTiles
capability -
Removed codec syntax min/max capabilities from
VkVideoEncodeH265CapabilitiesEXT
-
Removed capability flag
VK_VIDEO_ENCODE_H265_CAPABILITY_DIFFERENT_REFERENCE_FINAL_LISTS_BIT_EXT
and removedpStdReferenceFinalLists
members from theVkVideoEncodeH265PictureInfoEXT
andVkVideoEncodeH265NaluSliceSegmentInfoEXT
structures as reference lists info is now included inpStdPictureInfo
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Added capability flag
VK_VIDEO_ENCODE_H265_CAPABILITY_B_FRAME_IN_L0_LIST_BIT_EXT
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Revision 12, 2023-07-19 (Daniel Rakos)
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Added video std capability flags
VK_VIDEO_ENCODE_H265_STD_SLICE_QP_DELTA_BIT_EXT
andVK_VIDEO_ENCODE_H265_STD_DIFFERENT_SLICE_QP_DELTA_BIT_EXT
-
Fixed optionality of the array members of
VkVideoEncodeH265SessionParametersAddInfoEXT
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Fixed optionality of
VkVideoEncodeH265RateControlInfoEXT::flags
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Revision 13, 2023-09-04 (Daniel Rakos)
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Change extension from
EXT
toKHR
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Extension is no longer provisional
-
-
Revision 14, 2023-12-05 (Daniel Rakos)
-
Condition reference picture setup based on the value of
StdVideoEncodeH265PictureInfo::flags.is_reference
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Document Notes
For more information, see the Vulkan Specification
This page is a generated document. Fixes and changes should be made to the generator scripts, not directly.