VK_EXT_image_compression_control_swapchain

Other Extension Metadata

Last Modified Date

2022-05-02

IP Status

No known IP claims.

Contributors

• Jan-Harald Fredriksen, Arm
• Graeme Leese, Broadcom
• Andrew Garrard, Imagination
• Lisa Wu, Arm
• Peter Kohaut, Arm
• Ian Elliott, Google

Description

This extension enables fixed-rate image compression and adds the ability to control when this kind of compression can be applied to swapchain images.

New Structures

• Extending VkPhysicalDeviceFeatures2, VkDeviceCreateInfo:
  • VkPhysicalDeviceImageCompressionControlSwapchainFeaturesEXT

New Enum Constants

• VK_EXT_IMAGE_COMPRESSION_CONTROL_SWAPCHAIN_EXTENSION_NAME
• VK_EXT_IMAGE_COMPRESSION_CONTROL_SWAPCHAIN_SPEC_VERSION
• Extending VkStructureType:
  • VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_IMAGE_COMPRESSION_CONTROL_SWAPCHAIN_FEATURES_EXT

Version History

• Revision 1, 2022-05-02 (Jan-Harald Fredriksen)
  • Initial draft