GstVulkanImageBufferPool

a GstVulkanImageBufferPool is an object that allocates buffers with GstVulkanImageMemory

A GstVulkanImageBufferPool is created with gst_vulkan_image_buffer_pool_new

GstVulkanImageBufferPool

GObject
    ╰──GInitiallyUnowned
        ╰──GstObject
            ╰──GstBufferPool
                ╰──GstVulkanImageBufferPool

Members

bufferpool (GstBufferPool) –

parent GstBufferPool

device (GstVulkanDevice *) –

the GstVulkanDevice to allocate images from

Since : 1.18

Class structure

GstVulkanImageBufferPoolClass

The GstVulkanImageBufferPoolClass structure contains only private data

Fields

parent_class (GstBufferPoolClass) –

parent GstBufferPoolClass

Since : 1.18

GstVulkan.VulkanImageBufferPoolClass

The GstVulkan.VulkanImageBufferPoolClass structure contains only private data

Attributes

parent_class (Gst.BufferPoolClass) –

parent Gst.BufferPoolClass

Since : 1.18

GstVulkan.VulkanImageBufferPoolClass

The GstVulkan.VulkanImageBufferPoolClass structure contains only private data

Attributes

parent_class (Gst.BufferPoolClass) –

parent Gst.BufferPoolClass

Since : 1.18

GstVulkan.VulkanImageBufferPool

GObject.Object
    ╰──GObject.InitiallyUnowned
        ╰──Gst.Object
            ╰──Gst.BufferPool
                ╰──GstVulkan.VulkanImageBufferPool

Members

bufferpool (Gst.BufferPool) –

parent Gst.BufferPool

device (GstVulkan.VulkanDevice) –

the GstVulkan.VulkanDevice to allocate images from

Since : 1.18

GstVulkan.VulkanImageBufferPool

GObject.Object
    ╰──GObject.InitiallyUnowned
        ╰──Gst.Object
            ╰──Gst.BufferPool
                ╰──GstVulkan.VulkanImageBufferPool

Members

bufferpool (Gst.BufferPool) –

parent Gst.BufferPool

device (GstVulkan.VulkanDevice) –

the GstVulkan.VulkanDevice to allocate images from

Since : 1.18

Constructors

gst_vulkan_image_buffer_pool_new

GstBufferPool *
gst_vulkan_image_buffer_pool_new (GstVulkanDevice * device)

Parameters:

device –

the GstVulkanDevice to use

Returns ( [transfer: full]) –

a GstBufferPool that allocates buffers with GstGLMemory

Since : 1.18

GstVulkan.VulkanImageBufferPool.prototype.new

function GstVulkan.VulkanImageBufferPool.prototype.new(device: GstVulkan.VulkanDevice): {
    // javascript wrapper for 'gst_vulkan_image_buffer_pool_new'
}

Parameters:

device (GstVulkan.VulkanDevice) –

the GstVulkan.VulkanDevice to use

Returns (Gst.BufferPool) –

a Gst.BufferPool that allocates buffers with GstGL.GLMemory

Since : 1.18

GstVulkan.VulkanImageBufferPool.new

def GstVulkan.VulkanImageBufferPool.new (device):
    #python wrapper for 'gst_vulkan_image_buffer_pool_new'

Parameters:

device (GstVulkan.VulkanDevice) –

the GstVulkan.VulkanDevice to use

Returns (Gst.BufferPool) –

a Gst.BufferPool that allocates buffers with GstGL.GLMemory

Since : 1.18

Functions

gst_vulkan_image_buffer_pool_config_get_allocation_params

gst_vulkan_image_buffer_pool_config_get_allocation_params (GstStructure * config,
                                                           VkImageUsageFlags* usage,
                                                           VkMemoryPropertyFlags* mem_props,
                                                           VkImageLayout* initial_layout,
                                                           guint64 * initial_access)

Gets the configuration of the Vulkan image buffer pool.

Parameters:

config –

the GstStructure with the pool's configuration.

usage ( [out][optional]) –

The Vulkan image usage flags.

mem_props ( [out][optional]) –

Vulkan memory property flags.

initial_layout ( [out][optional]) –

Initial Vulkan image layout.

initial_access ( [out][optional]) –

Initial Vulkan access flags.

Since : 1.26

GstVulkan.VulkanImageBufferPool.prototype.config_get_allocation_params

function GstVulkan.VulkanImageBufferPool.prototype.config_get_allocation_params(config: Gst.Structure): {
    // javascript wrapper for 'gst_vulkan_image_buffer_pool_config_get_allocation_params'
}

Gets the configuration of the Vulkan image buffer pool.

Parameters:

config (Gst.Structure) –

the Gst.Structure with the pool's configuration.

Since : 1.26

GstVulkan.VulkanImageBufferPool.config_get_allocation_params

def GstVulkan.VulkanImageBufferPool.config_get_allocation_params (config):
    #python wrapper for 'gst_vulkan_image_buffer_pool_config_get_allocation_params'

Gets the configuration of the Vulkan image buffer pool.

Parameters:

config (Gst.Structure) –

the Gst.Structure with the pool's configuration.

Since : 1.26

gst_vulkan_image_buffer_pool_config_set_allocation_params

gst_vulkan_image_buffer_pool_config_set_allocation_params (GstStructure * config,
                                                           VkImageUsageFlags usage,
                                                           VkMemoryPropertyFlags mem_properties,
                                                           VkImageLayout initial_layout,
                                                           guint64 initial_access)

Sets the usage and mem_properties, initial_layout and initial_access of the images to setup.

If initial_access is VK_IMAGE_LAYOUT_UNDEFINED or VK_IMAGE_LAYOUT_PREINITIALIZED, the image crated by this pool has not been initialized to a particular layout

Parameters:

config –

the GstStructure with the pool's configuration.

usage –

The Vulkan image usage flags.

mem_properties –

Vulkan memory property flags.

initial_layout –

Initial Vulkan image layout.

initial_access –

Access flags for the layout transition if initial_layout is not VK_IMAGE_LAYOUT_UNDEFINED or VK_IMAGE_LAYOUT_PREINITIALIZED.

Since : 1.24

GstVulkan.VulkanImageBufferPool.prototype.config_set_allocation_params

function GstVulkan.VulkanImageBufferPool.prototype.config_set_allocation_params(config: Gst.Structure, usage: Vulkan.ImageUsageFlags, mem_properties: Vulkan.MemoryPropertyFlags, initial_layout: Vulkan.ImageLayout, initial_access: Number): {
    // javascript wrapper for 'gst_vulkan_image_buffer_pool_config_set_allocation_params'
}

Sets the usage and mem_properties, initial_layout and initial_access of the images to setup.

If initial_access is VK_IMAGE_LAYOUT_UNDEFINED or VK_IMAGE_LAYOUT_PREINITIALIZED, the image crated by this pool has not been initialized to a particular layout

Parameters:

config (Gst.Structure) –

the Gst.Structure with the pool's configuration.

usage (Vulkan.ImageUsageFlags) –

The Vulkan image usage flags.

mem_properties (Vulkan.MemoryPropertyFlags) –

Vulkan memory property flags.

initial_layout (Vulkan.ImageLayout) –

Initial Vulkan image layout.

initial_access (Number) –

Access flags for the layout transition if initial_layout is not VK_IMAGE_LAYOUT_UNDEFINED or VK_IMAGE_LAYOUT_PREINITIALIZED.

Since : 1.24

GstVulkan.VulkanImageBufferPool.config_set_allocation_params

def GstVulkan.VulkanImageBufferPool.config_set_allocation_params (config, usage, mem_properties, initial_layout, initial_access):
    #python wrapper for 'gst_vulkan_image_buffer_pool_config_set_allocation_params'

Sets the usage and mem_properties, initial_layout and initial_access of the images to setup.

If initial_access is VK_IMAGE_LAYOUT_UNDEFINED or VK_IMAGE_LAYOUT_PREINITIALIZED, the image crated by this pool has not been initialized to a particular layout

Parameters:

config (Gst.Structure) –

the Gst.Structure with the pool's configuration.

usage (Vulkan.ImageUsageFlags) –

The Vulkan image usage flags.

mem_properties (Vulkan.MemoryPropertyFlags) –

Vulkan memory property flags.

initial_layout (Vulkan.ImageLayout) –

Initial Vulkan image layout.

initial_access (int) –

Access flags for the layout transition if initial_layout is not VK_IMAGE_LAYOUT_UNDEFINED or VK_IMAGE_LAYOUT_PREINITIALIZED.

Since : 1.24

gst_vulkan_image_buffer_pool_config_set_decode_caps

gst_vulkan_image_buffer_pool_config_set_decode_caps (GstStructure * config,
                                                     GstCaps * caps)

Decode caps are used when the buffers are going to be used either as decoded dest or DPB images.

Parameters:

config –

the GstStructure with the pool's configuration.

caps –

Upstream decode caps.

Since : 1.24

GstVulkan.VulkanImageBufferPool.prototype.config_set_decode_caps

function GstVulkan.VulkanImageBufferPool.prototype.config_set_decode_caps(config: Gst.Structure, caps: Gst.Caps): {
    // javascript wrapper for 'gst_vulkan_image_buffer_pool_config_set_decode_caps'
}

Decode caps are used when the buffers are going to be used either as decoded dest or DPB images.

Parameters:

config (Gst.Structure) –

the Gst.Structure with the pool's configuration.

caps (Gst.Caps) –

Upstream decode caps.

Since : 1.24

GstVulkan.VulkanImageBufferPool.config_set_decode_caps

def GstVulkan.VulkanImageBufferPool.config_set_decode_caps (config, caps):
    #python wrapper for 'gst_vulkan_image_buffer_pool_config_set_decode_caps'

Decode caps are used when the buffers are going to be used either as decoded dest or DPB images.

Parameters:

config (Gst.Structure) –

the Gst.Structure with the pool's configuration.

caps (Gst.Caps) –

Upstream decode caps.

Since : 1.24

gst_vulkan_image_buffer_pool_config_set_encode_caps

gst_vulkan_image_buffer_pool_config_set_encode_caps (GstStructure * config,
                                                     GstCaps * caps)

Encode caps are used when the buffers are going to be used either as encoded src or DPB images.

Parameters:

config –

the GstStructure with the pool's configuration.

caps –

Upstream encode caps.

Since : 1.26

GstVulkan.VulkanImageBufferPool.prototype.config_set_encode_caps

function GstVulkan.VulkanImageBufferPool.prototype.config_set_encode_caps(config: Gst.Structure, caps: Gst.Caps): {
    // javascript wrapper for 'gst_vulkan_image_buffer_pool_config_set_encode_caps'
}

Encode caps are used when the buffers are going to be used either as encoded src or DPB images.

Parameters:

config (Gst.Structure) –

the Gst.Structure with the pool's configuration.

caps (Gst.Caps) –

Upstream encode caps.

Since : 1.26

GstVulkan.VulkanImageBufferPool.config_set_encode_caps

def GstVulkan.VulkanImageBufferPool.config_set_encode_caps (config, caps):
    #python wrapper for 'gst_vulkan_image_buffer_pool_config_set_encode_caps'

Encode caps are used when the buffers are going to be used either as encoded src or DPB images.

Parameters:

config (Gst.Structure) –

the Gst.Structure with the pool's configuration.

caps (Gst.Caps) –

Upstream encode caps.

Since : 1.26

Function Macros

GST_VULKAN_IMAGE_BUFFER_POOL_CAST

#define GST_VULKAN_IMAGE_BUFFER_POOL_CAST(obj) ((GstVulkanImageBufferPool*)(obj))

Since : 1.18

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