GstGLUpload

GstGLUpload is an object that uploads data from system memory into GL textures.

A GstGLUpload can be created with gst_gl_upload_new

GstGLUpload 

GObject
    ╰──GInitiallyUnowned
        ╰──GstObject
            ╰──GstGLUpload

Opaque GstGLUpload object

Members

parent (GstObject) –
No description available
context (GstGLContext *) –
No description available

Class structure

GstGLUploadClass

The GstGLUploadClass struct only contains private data

Fields
object_class (GstObjectClass) –
No description available

GstGL.GLUploadClass

The GstGL.GLUploadClass struct only contains private data

Attributes
object_class (Gst.ObjectClass) –
No description available

GstGL.GLUploadClass

The GstGL.GLUploadClass struct only contains private data

Attributes
object_class (Gst.ObjectClass) –
No description available

GstGL.GLUpload 

GObject.Object
    ╰──GObject.InitiallyUnowned
        ╰──Gst.Object
            ╰──GstGL.GLUpload

Opaque GstGL.GLUpload object

Members

parent (Gst.Object) –
No description available
context (GstGL.GLContext) –
No description available

GstGL.GLUpload 

GObject.Object
    ╰──GObject.InitiallyUnowned
        ╰──Gst.Object
            ╰──GstGL.GLUpload

Opaque GstGL.GLUpload object

Members

parent (Gst.Object) –
No description available
context (GstGL.GLContext) –
No description available

Constructors

gst_gl_upload_new 

GstGLUpload *
gst_gl_upload_new (GstGLContext * context)

Parameters:

context –

a GstGLContext

Returns ( [transfer: full]) –

a new GstGLUpload object

GstGL.GLUpload.prototype.new 

function GstGL.GLUpload.prototype.new(context: GstGL.GLContext): {
    // javascript wrapper for 'gst_gl_upload_new'
}

Parameters:

context (GstGL.GLContext) –

a GstGL.GLContext

Returns (GstGL.GLUpload) –

a new GstGL.GLUpload object

GstGL.GLUpload.new 

def GstGL.GLUpload.new (context):
    #python wrapper for 'gst_gl_upload_new'

Parameters:

context (GstGL.GLContext) –

a GstGL.GLContext

Returns (GstGL.GLUpload) –

a new GstGL.GLUpload object

Methods

gst_gl_upload_fixate_caps 

GstCaps *
gst_gl_upload_fixate_caps (GstGLUpload * upload,
                           GstPadDirection direction,
                           GstCaps * caps,
                           GstCaps * othercaps)

Fixate the othercaps based on the information of the caps.

Parameters:

upload –

a GstGLUpload

direction –

the pad GstPadDirection

caps –

a GstCaps as the reference

othercaps ( [transfer: full]) –

a GstCaps to fixate

Returns ( [transfer: full]) –

the fixated caps

Since : 1.24

GstGL.GLUpload.prototype.fixate_caps 

function GstGL.GLUpload.prototype.fixate_caps(direction: Gst.PadDirection, caps: Gst.Caps, othercaps: Gst.Caps): {
    // javascript wrapper for 'gst_gl_upload_fixate_caps'
}

Fixate the othercaps based on the information of the caps.

Parameters:

upload (GstGL.GLUpload) –

a GstGL.GLUpload

direction (Gst.PadDirection) –

the pad Gst.PadDirection

caps (Gst.Caps) –

a Gst.Caps as the reference

othercaps (Gst.Caps) –

a Gst.Caps to fixate

Returns (Gst.Caps) –

the fixated caps

Since : 1.24

GstGL.GLUpload.fixate_caps 

def GstGL.GLUpload.fixate_caps (self, direction, caps, othercaps):
    #python wrapper for 'gst_gl_upload_fixate_caps'

Fixate the othercaps based on the information of the caps.

Parameters:

upload (GstGL.GLUpload) –

a GstGL.GLUpload

direction (Gst.PadDirection) –

the pad Gst.PadDirection

caps (Gst.Caps) –

a Gst.Caps as the reference

othercaps (Gst.Caps) –

a Gst.Caps to fixate

Returns (Gst.Caps) –

the fixated caps

Since : 1.24

gst_gl_upload_get_caps 

gst_gl_upload_get_caps (GstGLUpload * upload,
                        GstCaps ** in_caps,
                        GstCaps ** out_caps)

Parameters:

upload –

a GstGLUpload

in_caps ( [transfer: full][allow-none][out]) –

the input GstCaps

out_caps ( [transfer: full][allow-none][out]) –

the output GstCaps

GstGL.GLUpload.prototype.get_caps 

function GstGL.GLUpload.prototype.get_caps(): {
    // javascript wrapper for 'gst_gl_upload_get_caps'
}

Parameters:

upload (GstGL.GLUpload) –

a GstGL.GLUpload

GstGL.GLUpload.get_caps 

def GstGL.GLUpload.get_caps (self):
    #python wrapper for 'gst_gl_upload_get_caps'

Parameters:

upload (GstGL.GLUpload) –

a GstGL.GLUpload

gst_gl_upload_perform_with_buffer 

GstGLUploadReturn
gst_gl_upload_perform_with_buffer (GstGLUpload * upload,
                                   GstBuffer * buffer,
                                   GstBuffer ** outbuf_ptr)

Uploads buffer using the transformation specified by gst_gl_upload_set_caps creating a new GstBuffer in outbuf_ptr.

Parameters:

upload –

a GstGLUpload

buffer –

input GstBuffer

outbuf_ptr ( [out]) –

resulting GstBuffer

Returns –

whether the upload was successful

GstGL.GLUpload.prototype.perform_with_buffer 

function GstGL.GLUpload.prototype.perform_with_buffer(buffer: Gst.Buffer): {
    // javascript wrapper for 'gst_gl_upload_perform_with_buffer'
}

Uploads buffer using the transformation specified by GstGL.GLUpload.prototype.set_caps creating a new Gst.Buffer in outbuf_ptr.

Parameters:

upload (GstGL.GLUpload) –

a GstGL.GLUpload

buffer (Gst.Buffer) –

input Gst.Buffer

Returns a tuple made of:

whether the upload was successful

outbuf_ptr (Gst.Buffer ) –

whether the upload was successful

GstGL.GLUpload.perform_with_buffer 

def GstGL.GLUpload.perform_with_buffer (self, buffer):
    #python wrapper for 'gst_gl_upload_perform_with_buffer'

Uploads buffer using the transformation specified by GstGL.GLUpload.set_caps creating a new Gst.Buffer in outbuf_ptr.

Parameters:

upload (GstGL.GLUpload) –

a GstGL.GLUpload

buffer (Gst.Buffer) –

input Gst.Buffer

Returns a tuple made of:

whether the upload was successful

outbuf_ptr (Gst.Buffer ) –

whether the upload was successful

gst_gl_upload_propose_allocation 

gst_gl_upload_propose_allocation (GstGLUpload * upload,
                                  GstQuery * decide_query,
                                  GstQuery * query)

Adds the required allocation parameters to support uploading.

Parameters:

upload –

a GstGLUpload

decide_query ( [allow-none]) –

a GstQuery from a decide allocation

query –

the proposed allocation query

GstGL.GLUpload.prototype.propose_allocation 

function GstGL.GLUpload.prototype.propose_allocation(decide_query: Gst.Query, query: Gst.Query): {
    // javascript wrapper for 'gst_gl_upload_propose_allocation'
}

Adds the required allocation parameters to support uploading.

Parameters:

upload (GstGL.GLUpload) –

a GstGL.GLUpload

decide_query (Gst.Query) –

a Gst.Query from a decide allocation

query (Gst.Query) –

the proposed allocation query

GstGL.GLUpload.propose_allocation 

def GstGL.GLUpload.propose_allocation (self, decide_query, query):
    #python wrapper for 'gst_gl_upload_propose_allocation'

Adds the required allocation parameters to support uploading.

Parameters:

upload (GstGL.GLUpload) –

a GstGL.GLUpload

decide_query (Gst.Query) –

a Gst.Query from a decide allocation

query (Gst.Query) –

the proposed allocation query

gst_gl_upload_set_caps 

gboolean
gst_gl_upload_set_caps (GstGLUpload * upload,
                        GstCaps * in_caps,
                        GstCaps * out_caps)

Initializes upload with the information required for upload.

Parameters:

upload –

a GstGLUpload

in_caps –

input GstCaps

out_caps –

output GstCaps

Returns –

whether in_caps and out_caps could be set on upload

GstGL.GLUpload.prototype.set_caps 

function GstGL.GLUpload.prototype.set_caps(in_caps: Gst.Caps, out_caps: Gst.Caps): {
    // javascript wrapper for 'gst_gl_upload_set_caps'
}

Initializes upload with the information required for upload.

Parameters:

upload (GstGL.GLUpload) –

a GstGL.GLUpload

in_caps (Gst.Caps) –

input Gst.Caps

out_caps (Gst.Caps) –

output Gst.Caps

Returns (Number) –

whether in_caps and out_caps could be set on upload

GstGL.GLUpload.set_caps 

def GstGL.GLUpload.set_caps (self, in_caps, out_caps):
    #python wrapper for 'gst_gl_upload_set_caps'

Initializes upload with the information required for upload.

Parameters:

upload (GstGL.GLUpload) –

a GstGL.GLUpload

in_caps (Gst.Caps) –

input Gst.Caps

out_caps (Gst.Caps) –

output Gst.Caps

Returns (bool) –

whether in_caps and out_caps could be set on upload

gst_gl_upload_set_context 

gst_gl_upload_set_context (GstGLUpload * upload,
                           GstGLContext * context)

Parameters:

upload –
No description available
context –
No description available

GstGL.GLUpload.prototype.set_context 

function GstGL.GLUpload.prototype.set_context(context: GstGL.GLContext): {
    // javascript wrapper for 'gst_gl_upload_set_context'
}

Parameters:

upload (GstGL.GLUpload) –
No description available
context (GstGL.GLContext) –
No description available

GstGL.GLUpload.set_context 

def GstGL.GLUpload.set_context (self, context):
    #python wrapper for 'gst_gl_upload_set_context'

Parameters:

upload (GstGL.GLUpload) –
No description available
context (GstGL.GLContext) –
No description available

gst_gl_upload_transform_caps 

GstCaps *
gst_gl_upload_transform_caps (GstGLUpload * upload,
                              GstGLContext * context,
                              GstPadDirection direction,
                              GstCaps * caps,
                              GstCaps * filter)

Parameters:

upload –
No description available
context –
No description available
direction –
No description available
caps –
No description available
filter –
No description available
Returns –
No description available

GstGL.GLUpload.prototype.transform_caps 

function GstGL.GLUpload.prototype.transform_caps(context: GstGL.GLContext, direction: Gst.PadDirection, caps: Gst.Caps, filter: Gst.Caps): {
    // javascript wrapper for 'gst_gl_upload_transform_caps'
}

Parameters:

upload (GstGL.GLUpload) –
No description available
context (GstGL.GLContext) –
No description available
direction (Gst.PadDirection) –
No description available
caps (Gst.Caps) –
No description available
filter (Gst.Caps) –
No description available
Returns (Gst.Caps) –
No description available

GstGL.GLUpload.transform_caps 

def GstGL.GLUpload.transform_caps (self, context, direction, caps, filter):
    #python wrapper for 'gst_gl_upload_transform_caps'

Parameters:

upload (GstGL.GLUpload) –
No description available
context (GstGL.GLContext) –
No description available
direction (Gst.PadDirection) –
No description available
caps (Gst.Caps) –
No description available
filter (Gst.Caps) –
No description available
Returns (Gst.Caps) –
No description available

Functions

gst_gl_upload_get_input_template_caps 

GstCaps *
gst_gl_upload_get_input_template_caps ()
Returns –
No description available

GstGL.GLUpload.prototype.get_input_template_caps 

function GstGL.GLUpload.prototype.get_input_template_caps(): {
    // javascript wrapper for 'gst_gl_upload_get_input_template_caps'
}
Returns (Gst.Caps) –
No description available

GstGL.GLUpload.get_input_template_caps 

def GstGL.GLUpload.get_input_template_caps ():
    #python wrapper for 'gst_gl_upload_get_input_template_caps'
Returns (Gst.Caps) –
No description available

Function Macros

GST_GL_UPLOAD_CAST 

#define GST_GL_UPLOAD_CAST(obj) ((GstGLUpload*)(obj))

Enumerations

GstGLUploadReturn

Members
GST_GL_UPLOAD_DONE (1) –

No further processing required

GST_GL_UPLOAD_ERROR (-1) –

An unspecified error occurred

GST_GL_UPLOAD_UNSUPPORTED (-2) –

The configuration is unsupported.

GST_GL_UPLOAD_RECONFIGURE (-3) –

This element requires a reconfiguration.

GST_GL_UPLOAD_UNSHARED_GL_CONTEXT (-100) –

private return value.

GstGL.GLUploadReturn

Members
GstGL.GLUploadReturn.DONE (1) –

No further processing required

GstGL.GLUploadReturn.ERROR (-1) –

An unspecified error occurred

GstGL.GLUploadReturn.UNSUPPORTED (-2) –

The configuration is unsupported.

GstGL.GLUploadReturn.RECONFIGURE (-3) –

This element requires a reconfiguration.

GstGL.GLUploadReturn.UNSHARED_GL_CONTEXT (-100) –

private return value.

GstGL.GLUploadReturn

Members
GstGL.GLUploadReturn.DONE (1) –

No further processing required

GstGL.GLUploadReturn.ERROR (-1) –

An unspecified error occurred

GstGL.GLUploadReturn.UNSUPPORTED (-2) –

The configuration is unsupported.

GstGL.GLUploadReturn.RECONFIGURE (-3) –

This element requires a reconfiguration.

GstGL.GLUploadReturn.UNSHARED_GL_CONTEXT (-100) –

private return value.

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