Name

    ANGLE_vulkan_image

Name Strings

    EGL_ANGLE_vulkan_image

Contributors

    Peng Huang

Contacts

    Peng Huang, Google Inc. (penghuang 'at' chromium.org)

Status

    Draft

Version

    Version 1, Nov 17, 2021

Number

    EGL Extension #??

Dependencies

    This extension is written against the wording of the EGL 1.4
    Specification.

    References the EGL_ANGLE_device_vulkan and EGL_KHR_image_base extensions.

Overview

    This extension allows exporting VkImage from EGL images.

New Types

    None

New Procedures and Functions

    EGLBoolean eglExportVkImageANGLE(
        EGLDisplay dpy,
        EGLImageKHR image,
        void* vk_image,
        void* vk_image_create_info);

New Tokens

    None

Additions to the EGL 1.4 Specification:

    To export VkImage from an EGLImage, a new API is required.

    The new entrypoint
        EGLBoolean eglExportVkImageANGLE(
            EGLDisplay dpy,
            EGLImageKHR image,
            void* vk_image,
            void* vk_image_create_info);

    is used to retrieve the VkImage and VkImageCreateInfo of the EGLImage.
    The VkImage is stored into <vk_image> pointed memory, and VkImageCreateInfo
    is filled into <vk_image_create_info> pointed memory.

Issues

    None

Revision History

    Version 1, 2021/11/17 - first draft.