VK_KHR_video_encode_av1

Other Extension Metadata

Last Modified Date

2024-09-23

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
• Konda Raju, NVIDIA
• Charlie Turner, Igalia
• Daniel Almeida, Collabora
• Nicolas Dufresne, Collabora
• Daniel Rakos, RasterGrid

Description

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

New Structures

• VkVideoEncodeAV1FrameSizeKHR
• VkVideoEncodeAV1QIndexKHR
• Extending VkPhysicalDeviceFeatures2, VkDeviceCreateInfo:
  • VkPhysicalDeviceVideoEncodeAV1FeaturesKHR
• Extending VkVideoBeginCodingInfoKHR:
  • VkVideoEncodeAV1GopRemainingFrameInfoKHR
• Extending VkVideoCapabilitiesKHR:
  • VkVideoEncodeAV1CapabilitiesKHR
• Extending VkVideoCodingControlInfoKHR, VkVideoBeginCodingInfoKHR:
  • VkVideoEncodeAV1RateControlInfoKHR
• Extending VkVideoEncodeInfoKHR:
  • VkVideoEncodeAV1PictureInfoKHR
• Extending VkVideoEncodeQualityLevelPropertiesKHR:
  • VkVideoEncodeAV1QualityLevelPropertiesKHR
• Extending VkVideoEncodeRateControlLayerInfoKHR:
  • VkVideoEncodeAV1RateControlLayerInfoKHR
• Extending VkVideoProfileInfoKHR, VkQueryPoolCreateInfo:
  • VkVideoEncodeAV1ProfileInfoKHR
• Extending VkVideoReferenceSlotInfoKHR:
  • VkVideoEncodeAV1DpbSlotInfoKHR
• Extending VkVideoSessionCreateInfoKHR:
  • VkVideoEncodeAV1SessionCreateInfoKHR
• Extending VkVideoSessionParametersCreateInfoKHR:
  • VkVideoEncodeAV1SessionParametersCreateInfoKHR

New Enums

• VkVideoEncodeAV1CapabilityFlagBitsKHR
• VkVideoEncodeAV1PredictionModeKHR
• VkVideoEncodeAV1RateControlFlagBitsKHR
• VkVideoEncodeAV1RateControlGroupKHR
• VkVideoEncodeAV1StdFlagBitsKHR
• VkVideoEncodeAV1SuperblockSizeFlagBitsKHR

New Bitmasks

• VkVideoEncodeAV1CapabilityFlagsKHR
• VkVideoEncodeAV1RateControlFlagsKHR
• VkVideoEncodeAV1StdFlagsKHR
• VkVideoEncodeAV1SuperblockSizeFlagsKHR

New Enum Constants

• VK_KHR_VIDEO_ENCODE_AV1_EXTENSION_NAME
• VK_KHR_VIDEO_ENCODE_AV1_SPEC_VERSION
• VK_MAX_VIDEO_AV1_REFERENCES_PER_FRAME_KHR
• Extending VkStructureType:
  • VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_VIDEO_ENCODE_AV1_FEATURES_KHR
  • VK_STRUCTURE_TYPE_VIDEO_ENCODE_AV1_CAPABILITIES_KHR
  • VK_STRUCTURE_TYPE_VIDEO_ENCODE_AV1_DPB_SLOT_INFO_KHR
  • VK_STRUCTURE_TYPE_VIDEO_ENCODE_AV1_GOP_REMAINING_FRAME_INFO_KHR
  • VK_STRUCTURE_TYPE_VIDEO_ENCODE_AV1_PICTURE_INFO_KHR
  • VK_STRUCTURE_TYPE_VIDEO_ENCODE_AV1_PROFILE_INFO_KHR
  • VK_STRUCTURE_TYPE_VIDEO_ENCODE_AV1_QUALITY_LEVEL_PROPERTIES_KHR
  • VK_STRUCTURE_TYPE_VIDEO_ENCODE_AV1_RATE_CONTROL_INFO_KHR
  • VK_STRUCTURE_TYPE_VIDEO_ENCODE_AV1_RATE_CONTROL_LAYER_INFO_KHR
  • VK_STRUCTURE_TYPE_VIDEO_ENCODE_AV1_SESSION_CREATE_INFO_KHR
  • VK_STRUCTURE_TYPE_VIDEO_ENCODE_AV1_SESSION_PARAMETERS_CREATE_INFO_KHR
• Extending VkVideoCodecOperationFlagBitsKHR:
  • VK_VIDEO_CODEC_OPERATION_ENCODE_AV1_BIT_KHR

Version History

• Revision 1, 2024-09-23 (Daniel Rakos)
  • Internal revisions