GstGLSyncMeta

GstGLSyncMeta provides the ability to synchronize the OpenGL command stream with the CPU or with other OpenGL contexts.

GstGLSyncMeta

Members

parent (GstMeta) –

the parent GstMeta

context (GstGLContext *) –

the GstGLContext used to allocate the meta

data (gpointer) –

a custom data pointer for the implementation

GstGL.GLSyncMeta

Members

parent (Gst.Meta) –

the parent Gst.Meta

context (GstGL.GLContext) –

the GstGL.GLContext used to allocate the meta

data (Object) –

a custom data pointer for the implementation

GstGL.GLSyncMeta

Members

parent (Gst.Meta) –

the parent Gst.Meta

context (GstGL.GLContext) –

the GstGL.GLContext used to allocate the meta

data (object) –

a custom data pointer for the implementation

Methods

gst_gl_sync_meta_set_sync_point 

gst_gl_sync_meta_set_sync_point (GstGLSyncMeta * sync_meta,
                                 GstGLContext * context)

Set a sync point to possibly wait on at a later time.

Parameters:

sync_meta –

a GstGLSyncMeta

context –

a GstGLContext

Since : 1.6

GstGL.GLSyncMeta.prototype.set_sync_point 

function GstGL.GLSyncMeta.prototype.set_sync_point(context: GstGL.GLContext): {
    // javascript wrapper for 'gst_gl_sync_meta_set_sync_point'
}

Set a sync point to possibly wait on at a later time.

Parameters:

sync_meta (GstGL.GLSyncMeta) –

a GstGL.GLSyncMeta

context (GstGL.GLContext) –

a GstGL.GLContext

Since : 1.6

GstGL.GLSyncMeta.set_sync_point 

def GstGL.GLSyncMeta.set_sync_point (self, context):
    #python wrapper for 'gst_gl_sync_meta_set_sync_point'

Set a sync point to possibly wait on at a later time.

Parameters:

sync_meta (GstGL.GLSyncMeta) –

a GstGL.GLSyncMeta

context (GstGL.GLContext) –

a GstGL.GLContext

Since : 1.6

gst_gl_sync_meta_wait 

gst_gl_sync_meta_wait (GstGLSyncMeta * sync_meta,
                       GstGLContext * context)

Insert a wait into context's command stream ensuring all previous OpenGL commands before sync_meta have completed.

Parameters:

sync_meta –

a GstGLSyncMeta

context –

a GstGLContext

Since : 1.6

GstGL.GLSyncMeta.prototype.wait 

function GstGL.GLSyncMeta.prototype.wait(context: GstGL.GLContext): {
    // javascript wrapper for 'gst_gl_sync_meta_wait'
}

Insert a wait into context's command stream ensuring all previous OpenGL commands before sync_meta have completed.

Parameters:

sync_meta (GstGL.GLSyncMeta) –

a GstGL.GLSyncMeta

context (GstGL.GLContext) –

a GstGL.GLContext

Since : 1.6

GstGL.GLSyncMeta.wait 

def GstGL.GLSyncMeta.wait (self, context):
    #python wrapper for 'gst_gl_sync_meta_wait'

Insert a wait into context's command stream ensuring all previous OpenGL commands before sync_meta have completed.

Parameters:

sync_meta (GstGL.GLSyncMeta) –

a GstGL.GLSyncMeta

context (GstGL.GLContext) –

a GstGL.GLContext

Since : 1.6

gst_gl_sync_meta_wait_cpu 

gst_gl_sync_meta_wait_cpu (GstGLSyncMeta * sync_meta,
                           GstGLContext * context)

Perform a wait so that the sync point has passed from the CPU's perspective What that means, is that all GL operations changing CPU-visible data before the sync point are now visible.

Parameters:

sync_meta –

a GstGLSyncMeta

context –

a GstGLContext

Since : 1.8

GstGL.GLSyncMeta.prototype.wait_cpu 

function GstGL.GLSyncMeta.prototype.wait_cpu(context: GstGL.GLContext): {
    // javascript wrapper for 'gst_gl_sync_meta_wait_cpu'
}

Perform a wait so that the sync point has passed from the CPU's perspective What that means, is that all GL operations changing CPU-visible data before the sync point are now visible.

Parameters:

sync_meta (GstGL.GLSyncMeta) –

a GstGL.GLSyncMeta

context (GstGL.GLContext) –

a GstGL.GLContext

Since : 1.8

GstGL.GLSyncMeta.wait_cpu 

def GstGL.GLSyncMeta.wait_cpu (self, context):
    #python wrapper for 'gst_gl_sync_meta_wait_cpu'

Perform a wait so that the sync point has passed from the CPU's perspective What that means, is that all GL operations changing CPU-visible data before the sync point are now visible.

Parameters:

sync_meta (GstGL.GLSyncMeta) –

a GstGL.GLSyncMeta

context (GstGL.GLContext) –

a GstGL.GLContext

Since : 1.8

Functions

gst_gl_sync_meta_get_info 

const GstMetaInfo *
gst_gl_sync_meta_get_info ()
Returns –
No description available

GstGL.prototype.gl_sync_meta_get_info 

function GstGL.prototype.gl_sync_meta_get_info(): {
    // javascript wrapper for 'gst_gl_sync_meta_get_info'
}
Returns (Gst.MetaInfo) –
No description available

GstGL.gl_sync_meta_get_info 

def GstGL.gl_sync_meta_get_info ():
    #python wrapper for 'gst_gl_sync_meta_get_info'
Returns (Gst.MetaInfo) –
No description available

Functions

gst_buffer_add_gl_sync_meta 

GstGLSyncMeta *
gst_buffer_add_gl_sync_meta (GstGLContext * context,
                             GstBuffer * buffer)

Parameters:

context –

a GstGLContext

buffer –

a GstBuffer

Returns ( [transfer: none]) –

the GstGLSyncMeta added to GstBuffer

Since : 1.6

GstGL.prototype.buffer_add_gl_sync_meta 

function GstGL.prototype.buffer_add_gl_sync_meta(context: GstGL.GLContext, buffer: Gst.Buffer): {
    // javascript wrapper for 'gst_buffer_add_gl_sync_meta'
}

Parameters:

context (GstGL.GLContext) –

a GstGL.GLContext

buffer (Gst.Buffer) –

a Gst.Buffer

Returns (GstGL.GLSyncMeta) –

the GstGL.GLSyncMeta added to Gst.Buffer

Since : 1.6

GstGL.buffer_add_gl_sync_meta 

def GstGL.buffer_add_gl_sync_meta (context, buffer):
    #python wrapper for 'gst_buffer_add_gl_sync_meta'

Parameters:

context (GstGL.GLContext) –

a GstGL.GLContext

buffer (Gst.Buffer) –

a Gst.Buffer

Returns (GstGL.GLSyncMeta) –

the GstGL.GLSyncMeta added to Gst.Buffer

Since : 1.6

gst_buffer_add_gl_sync_meta_full 

GstGLSyncMeta *
gst_buffer_add_gl_sync_meta_full (GstGLContext * context,
                                  GstBuffer * buffer,
                                  gpointer data)

Parameters:

context –

a GstGLContext

buffer –

a GstBuffer

data –

sync data to hold

Returns ( [transfer: none]) –

the GstGLSyncMeta added to GstBuffer

Since : 1.8

GstGL.prototype.buffer_add_gl_sync_meta_full 

function GstGL.prototype.buffer_add_gl_sync_meta_full(context: GstGL.GLContext, buffer: Gst.Buffer, data: Object): {
    // javascript wrapper for 'gst_buffer_add_gl_sync_meta_full'
}

Parameters:

context (GstGL.GLContext) –

a GstGL.GLContext

buffer (Gst.Buffer) –

a Gst.Buffer

data (Object) –

sync data to hold

Returns (GstGL.GLSyncMeta) –

the GstGL.GLSyncMeta added to Gst.Buffer

Since : 1.8

GstGL.buffer_add_gl_sync_meta_full 

def GstGL.buffer_add_gl_sync_meta_full (context, buffer, data):
    #python wrapper for 'gst_buffer_add_gl_sync_meta_full'

Parameters:

context (GstGL.GLContext) –

a GstGL.GLContext

buffer (Gst.Buffer) –

a Gst.Buffer

data (object) –

sync data to hold

Returns (GstGL.GLSyncMeta) –

the GstGL.GLSyncMeta added to Gst.Buffer

Since : 1.8

gst_gl_sync_meta_api_get_type 

GType
gst_gl_sync_meta_api_get_type ()
Returns –
No description available

GstGL.prototype.gl_sync_meta_api_get_type 

function GstGL.prototype.gl_sync_meta_api_get_type(): {
    // javascript wrapper for 'gst_gl_sync_meta_api_get_type'
}
Returns (GObject.Type) –
No description available

GstGL.gl_sync_meta_api_get_type 

def GstGL.gl_sync_meta_api_get_type ():
    #python wrapper for 'gst_gl_sync_meta_api_get_type'
Returns (GObject.Type) –
No description available

Function Macros

gst_buffer_get_gl_sync_meta 

#define gst_buffer_get_gl_sync_meta(b) ((GstGLSyncMeta*)gst_buffer_get_meta((b),GST_GL_SYNC_META_API_TYPE))

Constants

GST_BUFFER_POOL_OPTION_GL_SYNC_META 

#define GST_BUFFER_POOL_OPTION_GL_SYNC_META "GstBufferPoolOptionGLSyncMeta"

An option that can be activated on bufferpools to request OpenGL synchronization metadata on buffers from the pool.

GstGL.BUFFER_POOL_OPTION_GL_SYNC_META

An option that can be activated on bufferpools to request OpenGL synchronization metadata on buffers from the pool.

GstGL.BUFFER_POOL_OPTION_GL_SYNC_META

An option that can be activated on bufferpools to request OpenGL synchronization metadata on buffers from the pool.

GST_GL_SYNC_META_API_TYPE 

#define GST_GL_SYNC_META_API_TYPE (gst_gl_sync_meta_api_get_type())

GST_GL_SYNC_META_INFO 

#define GST_GL_SYNC_META_INFO     (gst_gl_sync_meta_get_info())

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