Extension and Version Dependencies
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Requires support for Vulkan 1.0
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Requires
VK_KHR_video_decode_queue
to be enabled for any device-level functionality -
This is a provisional extension and must be used with caution. See the description of provisional header files for enablement and stability details.
Other Extension Metadata
- Last Modified Date
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2022-03-31
- IP Status
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No known IP claims.
- Contributors
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Ahmed Abdelkhalek, AMD
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Chunbo Chen, Intel
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HoHin Lau, AMD
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Jake Beju, AMD
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Peter Fang, AMD
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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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Description
This extension builds upon the VK_KHR_video_decode_queue
extension
by adding support for decoding elementary video stream sequences compliant
with the H.264/AVC video compression standard.
New Structures
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Extending VkVideoCapabilitiesKHR:
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Extending VkVideoDecodeH264PictureInfoEXT:
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Extending VkVideoDecodeInfoKHR:
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Extending VkVideoProfileKHR, VkQueryPoolCreateInfo:
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Extending VkVideoReferenceSlotKHR:
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Extending VkVideoSessionParametersCreateInfoKHR:
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Extending VkVideoSessionParametersUpdateInfoKHR:
New Enum Constants
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VK_EXT_VIDEO_DECODE_H264_EXTENSION_NAME
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VK_EXT_VIDEO_DECODE_H264_SPEC_VERSION
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Extending VkStructureType:
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VK_STRUCTURE_TYPE_VIDEO_DECODE_H264_CAPABILITIES_EXT
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VK_STRUCTURE_TYPE_VIDEO_DECODE_H264_DPB_SLOT_INFO_EXT
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VK_STRUCTURE_TYPE_VIDEO_DECODE_H264_MVC_EXT
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VK_STRUCTURE_TYPE_VIDEO_DECODE_H264_PICTURE_INFO_EXT
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VK_STRUCTURE_TYPE_VIDEO_DECODE_H264_PROFILE_EXT
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VK_STRUCTURE_TYPE_VIDEO_DECODE_H264_SESSION_PARAMETERS_ADD_INFO_EXT
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VK_STRUCTURE_TYPE_VIDEO_DECODE_H264_SESSION_PARAMETERS_CREATE_INFO_EXT
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Extending VkVideoCodecOperationFlagBitsKHR:
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VK_VIDEO_CODEC_OPERATION_DECODE_H264_BIT_EXT
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Version History
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Revision 1, 2018-6-11 (Peter Fang)
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Initial draft
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Revision 2, March 29 2021 (Tony Zlatinski)
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Spec and API Updates
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Revision 3, August 1 2021 (Srinath Kumarapuram)
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Rename
VkVideoDecodeH264FieldLayoutFlagsEXT
toVkVideoDecodeH264PictureLayoutFlagsEXT
,VkVideoDecodeH264FieldLayoutFlagBitsEXT
toVkVideoDecodeH264PictureLayoutFlagBitsEXT
(along with the names of enumerants it defines), andVkVideoDecodeH264ProfileEXT.fieldLayout
toVkVideoDecodeH264ProfileEXT.pictureLayout
, following Vulkan naming conventions.
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Revision 4, 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 VkVideoDecodeH264SessionCreateInfoEXT.
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Revision 5, 2022-03-31 (Ahmed Abdelkhalek)
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Use type StdVideoH264Level for VkVideoDecodeH264Capabilities.maxLevel
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See Also
VkVideoDecodeH264CapabilitiesEXT, VkVideoDecodeH264DpbSlotInfoEXT, VkVideoDecodeH264MvcEXT, VkVideoDecodeH264PictureInfoEXT, VkVideoDecodeH264PictureLayoutFlagBitsEXT, VkVideoDecodeH264PictureLayoutFlagsEXT, VkVideoDecodeH264ProfileEXT, VkVideoDecodeH264SessionParametersAddInfoEXT, VkVideoDecodeH264SessionParametersCreateInfoEXT
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.