VK_KHR_video_decode_av1

Other Extension Metadata

Last Modified Date

2024-01-02

IP Status

No known IP claims.

Contributors

• Ahmed Abdelkhalek, AMD
• Benjamin Cheng, AMD
• Ho Hin Lau, AMD
• Lynne Iribarren, Independent
• David Airlie, Red Hat, Inc.
• Ping Liu, Intel
• Srinath Kumarapuram, NVIDIA
• Vassili Nikolaev, NVIDIA
• Tony Zlatinski, NVIDIA
• Charlie Turner, Igalia
• Daniel Almeida, Collabora
• Nicolas Dufresne, Collabora
• Daniel Rakos, RasterGrid

Description

This extension builds upon the VK_KHR_video_decode_queue extension by adding support for decoding elementary video stream sequences compliant with the AV1 video compression standard.

New Structures

• Extending VkVideoCapabilitiesKHR:
  • VkVideoDecodeAV1CapabilitiesKHR
• Extending VkVideoDecodeInfoKHR:
  • VkVideoDecodeAV1PictureInfoKHR
• Extending VkVideoProfileInfoKHR, VkQueryPoolCreateInfo:
  • VkVideoDecodeAV1ProfileInfoKHR
• Extending VkVideoReferenceSlotInfoKHR:
  • VkVideoDecodeAV1DpbSlotInfoKHR
• Extending VkVideoSessionParametersCreateInfoKHR:
  • VkVideoDecodeAV1SessionParametersCreateInfoKHR

New Enum Constants

• VK_KHR_VIDEO_DECODE_AV1_EXTENSION_NAME
• VK_KHR_VIDEO_DECODE_AV1_SPEC_VERSION
• VK_MAX_VIDEO_AV1_REFERENCES_PER_FRAME_KHR
• Extending VkStructureType:
  • VK_STRUCTURE_TYPE_VIDEO_DECODE_AV1_CAPABILITIES_KHR
  • VK_STRUCTURE_TYPE_VIDEO_DECODE_AV1_DPB_SLOT_INFO_KHR
  • VK_STRUCTURE_TYPE_VIDEO_DECODE_AV1_PICTURE_INFO_KHR
  • VK_STRUCTURE_TYPE_VIDEO_DECODE_AV1_PROFILE_INFO_KHR
  • VK_STRUCTURE_TYPE_VIDEO_DECODE_AV1_SESSION_PARAMETERS_CREATE_INFO_KHR
• Extending VkVideoCodecOperationFlagBitsKHR:
  • VK_VIDEO_CODEC_OPERATION_DECODE_AV1_BIT_KHR

Version History

• Revision 1, 2024-01-02 (Daniel Rakos)
  • Internal revisions