GstVideoOrientation

The interface allows unified access to control flipping and autocenter operation of video-sources or operators.

GstVideoOrientation

Opaque GstVideoOrientation data structure.


GstVideo.VideoOrientation

Opaque GstVideo.VideoOrientation data structure.


GstVideo.VideoOrientation

Opaque GstVideo.VideoOrientation data structure.


Methods

gst_video_orientation_get_hcenter

gboolean
gst_video_orientation_get_hcenter (GstVideoOrientation * video_orientation,
                                   gint * center)

Get the horizontal centering offset from the given object.

Parameters:

video_orientation

GstVideoOrientation interface of a GstElement

center ( [out])

return location for the result

Returns

TRUE in case the element supports centering


GstVideo.VideoOrientation.prototype.get_hcenter

function GstVideo.VideoOrientation.prototype.get_hcenter(): {
    // javascript wrapper for 'gst_video_orientation_get_hcenter'
}

Get the horizontal centering offset from the given object.

Parameters:

video_orientation (GstVideo.VideoOrientation)

GstVideo.VideoOrientation interface of a Gst.Element

Returns a tuple made of:

(Number )

true in case the element supports centering

center (Number )

true in case the element supports centering


GstVideo.VideoOrientation.get_hcenter

def GstVideo.VideoOrientation.get_hcenter (self):
    #python wrapper for 'gst_video_orientation_get_hcenter'

Get the horizontal centering offset from the given object.

Parameters:

video_orientation (GstVideo.VideoOrientation)

GstVideo.VideoOrientation interface of a Gst.Element

Returns a tuple made of:

(bool )

True in case the element supports centering

center (int )

True in case the element supports centering


gst_video_orientation_get_hflip

gboolean
gst_video_orientation_get_hflip (GstVideoOrientation * video_orientation,
                                 gboolean * flip)

Get the horizontal flipping state (%TRUE for flipped) from the given object.

Parameters:

video_orientation

GstVideoOrientation interface of a GstElement

flip ( [out])

return location for the result

Returns

TRUE in case the element supports flipping


GstVideo.VideoOrientation.prototype.get_hflip

function GstVideo.VideoOrientation.prototype.get_hflip(): {
    // javascript wrapper for 'gst_video_orientation_get_hflip'
}

Get the horizontal flipping state (%TRUE for flipped) from the given object.

Parameters:

video_orientation (GstVideo.VideoOrientation)

GstVideo.VideoOrientation interface of a Gst.Element

Returns a tuple made of:

(Number )

true in case the element supports flipping

flip (Number )

true in case the element supports flipping


GstVideo.VideoOrientation.get_hflip

def GstVideo.VideoOrientation.get_hflip (self):
    #python wrapper for 'gst_video_orientation_get_hflip'

Get the horizontal flipping state (%TRUE for flipped) from the given object.

Parameters:

video_orientation (GstVideo.VideoOrientation)

GstVideo.VideoOrientation interface of a Gst.Element

Returns a tuple made of:

(bool )

True in case the element supports flipping

flip (bool )

True in case the element supports flipping


gst_video_orientation_get_vcenter

gboolean
gst_video_orientation_get_vcenter (GstVideoOrientation * video_orientation,
                                   gint * center)

Get the vertical centering offset from the given object.

Parameters:

video_orientation

GstVideoOrientation interface of a GstElement

center ( [out])

return location for the result

Returns

TRUE in case the element supports centering


GstVideo.VideoOrientation.prototype.get_vcenter

function GstVideo.VideoOrientation.prototype.get_vcenter(): {
    // javascript wrapper for 'gst_video_orientation_get_vcenter'
}

Get the vertical centering offset from the given object.

Parameters:

video_orientation (GstVideo.VideoOrientation)

GstVideo.VideoOrientation interface of a Gst.Element

Returns a tuple made of:

(Number )

true in case the element supports centering

center (Number )

true in case the element supports centering


GstVideo.VideoOrientation.get_vcenter

def GstVideo.VideoOrientation.get_vcenter (self):
    #python wrapper for 'gst_video_orientation_get_vcenter'

Get the vertical centering offset from the given object.

Parameters:

video_orientation (GstVideo.VideoOrientation)

GstVideo.VideoOrientation interface of a Gst.Element

Returns a tuple made of:

(bool )

True in case the element supports centering

center (int )

True in case the element supports centering


gst_video_orientation_get_vflip

gboolean
gst_video_orientation_get_vflip (GstVideoOrientation * video_orientation,
                                 gboolean * flip)

Get the vertical flipping state (%TRUE for flipped) from the given object.

Parameters:

video_orientation

GstVideoOrientation interface of a GstElement

flip ( [out])

return location for the result

Returns

TRUE in case the element supports flipping


GstVideo.VideoOrientation.prototype.get_vflip

function GstVideo.VideoOrientation.prototype.get_vflip(): {
    // javascript wrapper for 'gst_video_orientation_get_vflip'
}

Get the vertical flipping state (%TRUE for flipped) from the given object.

Parameters:

video_orientation (GstVideo.VideoOrientation)

GstVideo.VideoOrientation interface of a Gst.Element

Returns a tuple made of:

(Number )

true in case the element supports flipping

flip (Number )

true in case the element supports flipping


GstVideo.VideoOrientation.get_vflip

def GstVideo.VideoOrientation.get_vflip (self):
    #python wrapper for 'gst_video_orientation_get_vflip'

Get the vertical flipping state (%TRUE for flipped) from the given object.

Parameters:

video_orientation (GstVideo.VideoOrientation)

GstVideo.VideoOrientation interface of a Gst.Element

Returns a tuple made of:

(bool )

True in case the element supports flipping

flip (bool )

True in case the element supports flipping


gst_video_orientation_set_hcenter

gboolean
gst_video_orientation_set_hcenter (GstVideoOrientation * video_orientation,
                                   gint center)

Set the horizontal centering offset for the given object.

Parameters:

video_orientation

GstVideoOrientation interface of a GstElement

center

centering offset

Returns

TRUE in case the element supports centering


GstVideo.VideoOrientation.prototype.set_hcenter

function GstVideo.VideoOrientation.prototype.set_hcenter(center: Number): {
    // javascript wrapper for 'gst_video_orientation_set_hcenter'
}

Set the horizontal centering offset for the given object.

Parameters:

video_orientation (GstVideo.VideoOrientation)

GstVideo.VideoOrientation interface of a Gst.Element

center (Number)

centering offset

Returns (Number)

true in case the element supports centering


GstVideo.VideoOrientation.set_hcenter

def GstVideo.VideoOrientation.set_hcenter (self, center):
    #python wrapper for 'gst_video_orientation_set_hcenter'

Set the horizontal centering offset for the given object.

Parameters:

video_orientation (GstVideo.VideoOrientation)

GstVideo.VideoOrientation interface of a Gst.Element

center (int)

centering offset

Returns (bool)

True in case the element supports centering


gst_video_orientation_set_hflip

gboolean
gst_video_orientation_set_hflip (GstVideoOrientation * video_orientation,
                                 gboolean flip)

Set the horizontal flipping state (%TRUE for flipped) for the given object.

Parameters:

video_orientation

GstVideoOrientation interface of a GstElement

flip

use flipping

Returns

TRUE in case the element supports flipping


GstVideo.VideoOrientation.prototype.set_hflip

function GstVideo.VideoOrientation.prototype.set_hflip(flip: Number): {
    // javascript wrapper for 'gst_video_orientation_set_hflip'
}

Set the horizontal flipping state (%TRUE for flipped) for the given object.

Parameters:

video_orientation (GstVideo.VideoOrientation)

GstVideo.VideoOrientation interface of a Gst.Element

flip (Number)

use flipping

Returns (Number)

true in case the element supports flipping


GstVideo.VideoOrientation.set_hflip

def GstVideo.VideoOrientation.set_hflip (self, flip):
    #python wrapper for 'gst_video_orientation_set_hflip'

Set the horizontal flipping state (%TRUE for flipped) for the given object.

Parameters:

video_orientation (GstVideo.VideoOrientation)

GstVideo.VideoOrientation interface of a Gst.Element

flip (bool)

use flipping

Returns (bool)

True in case the element supports flipping


gst_video_orientation_set_vcenter

gboolean
gst_video_orientation_set_vcenter (GstVideoOrientation * video_orientation,
                                   gint center)

Set the vertical centering offset for the given object.

Parameters:

video_orientation

GstVideoOrientation interface of a GstElement

center

centering offset

Returns

TRUE in case the element supports centering


GstVideo.VideoOrientation.prototype.set_vcenter

function GstVideo.VideoOrientation.prototype.set_vcenter(center: Number): {
    // javascript wrapper for 'gst_video_orientation_set_vcenter'
}

Set the vertical centering offset for the given object.

Parameters:

video_orientation (GstVideo.VideoOrientation)

GstVideo.VideoOrientation interface of a Gst.Element

center (Number)

centering offset

Returns (Number)

true in case the element supports centering


GstVideo.VideoOrientation.set_vcenter

def GstVideo.VideoOrientation.set_vcenter (self, center):
    #python wrapper for 'gst_video_orientation_set_vcenter'

Set the vertical centering offset for the given object.

Parameters:

video_orientation (GstVideo.VideoOrientation)

GstVideo.VideoOrientation interface of a Gst.Element

center (int)

centering offset

Returns (bool)

True in case the element supports centering


gst_video_orientation_set_vflip

gboolean
gst_video_orientation_set_vflip (GstVideoOrientation * video_orientation,
                                 gboolean flip)

Set the vertical flipping state (%TRUE for flipped) for the given object.

Parameters:

video_orientation

GstVideoOrientation interface of a GstElement

flip

use flipping

Returns

TRUE in case the element supports flipping


GstVideo.VideoOrientation.prototype.set_vflip

function GstVideo.VideoOrientation.prototype.set_vflip(flip: Number): {
    // javascript wrapper for 'gst_video_orientation_set_vflip'
}

Set the vertical flipping state (%TRUE for flipped) for the given object.

Parameters:

video_orientation (GstVideo.VideoOrientation)

GstVideo.VideoOrientation interface of a Gst.Element

flip (Number)

use flipping

Returns (Number)

true in case the element supports flipping


GstVideo.VideoOrientation.set_vflip

def GstVideo.VideoOrientation.set_vflip (self, flip):
    #python wrapper for 'gst_video_orientation_set_vflip'

Set the vertical flipping state (%TRUE for flipped) for the given object.

Parameters:

video_orientation (GstVideo.VideoOrientation)

GstVideo.VideoOrientation interface of a Gst.Element

flip (bool)

use flipping

Returns (bool)

True in case the element supports flipping


Functions

gst_video_orientation_from_tag

gboolean
gst_video_orientation_from_tag (GstTagList * taglist,
                                GstVideoOrientationMethod * method)

Parses the "image-orientation" tag and transforms it into the GstVideoOrientationMethod enum.

Parameters:

taglist

A GstTagList

method ( [out])

The location where to return the orientation.

Returns

TRUE if there was a valid "image-orientation" tag in the taglist.

Since : 1.20


GstVideo.VideoOrientation.prototype.from_tag

function GstVideo.VideoOrientation.prototype.from_tag(taglist: Gst.TagList): {
    // javascript wrapper for 'gst_video_orientation_from_tag'
}

Parses the "image-orientation" tag and transforms it into the GstVideo.VideoOrientationMethod enum.

Parameters:

taglist (Gst.TagList)

A Gst.TagList

Returns a tuple made of:

(Number )

TRUE if there was a valid "image-orientation" tag in the taglist.

TRUE if there was a valid "image-orientation" tag in the taglist.

Since : 1.20


GstVideo.VideoOrientation.from_tag

def GstVideo.VideoOrientation.from_tag (taglist):
    #python wrapper for 'gst_video_orientation_from_tag'

Parses the "image-orientation" tag and transforms it into the GstVideo.VideoOrientationMethod enum.

Parameters:

taglist (Gst.TagList)

A Gst.TagList

Returns a tuple made of:

(bool )

TRUE if there was a valid "image-orientation" tag in the taglist.

TRUE if there was a valid "image-orientation" tag in the taglist.

Since : 1.20


Virtual Methods

get_hcenter

gboolean
get_hcenter (GstVideoOrientation * video_orientation,
             gint * center)

virtual method to get horizontal centering state

Parameters:

video_orientation
No description available
center
No description available
Returns
No description available

vfunc_get_hcenter

function vfunc_get_hcenter(video_orientation: GstVideo.VideoOrientation): {
    // javascript implementation of the 'get_hcenter' virtual method
}

virtual method to get horizontal centering state

Parameters:

video_orientation (GstVideo.VideoOrientation)
No description available

Returns a tuple made of:

(Number )
No description available
center (Number )
No description available

do_get_hcenter

def do_get_hcenter (video_orientation):
    #python implementation of the 'get_hcenter' virtual method

virtual method to get horizontal centering state

Parameters:

video_orientation (GstVideo.VideoOrientation)
No description available

Returns a tuple made of:

(bool )
No description available
center (int )
No description available

get_hflip

gboolean
get_hflip (GstVideoOrientation * video_orientation,
           gboolean * flip)

virtual method to get horizontal flipping state

Parameters:

video_orientation
No description available
flip
No description available
Returns
No description available

vfunc_get_hflip

function vfunc_get_hflip(video_orientation: GstVideo.VideoOrientation): {
    // javascript implementation of the 'get_hflip' virtual method
}

virtual method to get horizontal flipping state

Parameters:

video_orientation (GstVideo.VideoOrientation)
No description available

Returns a tuple made of:

(Number )
No description available
flip (Number )
No description available

do_get_hflip

def do_get_hflip (video_orientation):
    #python implementation of the 'get_hflip' virtual method

virtual method to get horizontal flipping state

Parameters:

video_orientation (GstVideo.VideoOrientation)
No description available

Returns a tuple made of:

(bool )
No description available
flip (bool )
No description available

get_vcenter

gboolean
get_vcenter (GstVideoOrientation * video_orientation,
             gint * center)

virtual method to get vertical centering state

Parameters:

video_orientation
No description available
center
No description available
Returns
No description available

vfunc_get_vcenter

function vfunc_get_vcenter(video_orientation: GstVideo.VideoOrientation): {
    // javascript implementation of the 'get_vcenter' virtual method
}

virtual method to get vertical centering state

Parameters:

video_orientation (GstVideo.VideoOrientation)
No description available

Returns a tuple made of:

(Number )
No description available
center (Number )
No description available

do_get_vcenter

def do_get_vcenter (video_orientation):
    #python implementation of the 'get_vcenter' virtual method

virtual method to get vertical centering state

Parameters:

video_orientation (GstVideo.VideoOrientation)
No description available

Returns a tuple made of:

(bool )
No description available
center (int )
No description available

get_vflip

gboolean
get_vflip (GstVideoOrientation * video_orientation,
           gboolean * flip)

virtual method to get vertical flipping state

Parameters:

video_orientation
No description available
flip
No description available
Returns
No description available

vfunc_get_vflip

function vfunc_get_vflip(video_orientation: GstVideo.VideoOrientation): {
    // javascript implementation of the 'get_vflip' virtual method
}

virtual method to get vertical flipping state

Parameters:

video_orientation (GstVideo.VideoOrientation)
No description available

Returns a tuple made of:

(Number )
No description available
flip (Number )
No description available

do_get_vflip

def do_get_vflip (video_orientation):
    #python implementation of the 'get_vflip' virtual method

virtual method to get vertical flipping state

Parameters:

video_orientation (GstVideo.VideoOrientation)
No description available

Returns a tuple made of:

(bool )
No description available
flip (bool )
No description available

set_hcenter

gboolean
set_hcenter (GstVideoOrientation * video_orientation,
             gint center)

virtual method to set horizontal centering state

Parameters:

video_orientation
No description available
center
No description available
Returns
No description available

vfunc_set_hcenter

function vfunc_set_hcenter(video_orientation: GstVideo.VideoOrientation, center: Number): {
    // javascript implementation of the 'set_hcenter' virtual method
}

virtual method to set horizontal centering state

Parameters:

video_orientation (GstVideo.VideoOrientation)
No description available
center (Number)
No description available
Returns (Number)
No description available

do_set_hcenter

def do_set_hcenter (video_orientation, center):
    #python implementation of the 'set_hcenter' virtual method

virtual method to set horizontal centering state

Parameters:

video_orientation (GstVideo.VideoOrientation)
No description available
center (int)
No description available
Returns (bool)
No description available

set_hflip

gboolean
set_hflip (GstVideoOrientation * video_orientation,
           gboolean flip)

virtual method to set horizontal flipping state

Parameters:

video_orientation
No description available
flip
No description available
Returns
No description available

vfunc_set_hflip

function vfunc_set_hflip(video_orientation: GstVideo.VideoOrientation, flip: Number): {
    // javascript implementation of the 'set_hflip' virtual method
}

virtual method to set horizontal flipping state

Parameters:

video_orientation (GstVideo.VideoOrientation)
No description available
flip (Number)
No description available
Returns (Number)
No description available

do_set_hflip

def do_set_hflip (video_orientation, flip):
    #python implementation of the 'set_hflip' virtual method

virtual method to set horizontal flipping state

Parameters:

video_orientation (GstVideo.VideoOrientation)
No description available
flip (bool)
No description available
Returns (bool)
No description available

set_vcenter

gboolean
set_vcenter (GstVideoOrientation * video_orientation,
             gint center)

virtual method to set vertical centering state

Parameters:

video_orientation
No description available
center
No description available
Returns
No description available

vfunc_set_vcenter

function vfunc_set_vcenter(video_orientation: GstVideo.VideoOrientation, center: Number): {
    // javascript implementation of the 'set_vcenter' virtual method
}

virtual method to set vertical centering state

Parameters:

video_orientation (GstVideo.VideoOrientation)
No description available
center (Number)
No description available
Returns (Number)
No description available

do_set_vcenter

def do_set_vcenter (video_orientation, center):
    #python implementation of the 'set_vcenter' virtual method

virtual method to set vertical centering state

Parameters:

video_orientation (GstVideo.VideoOrientation)
No description available
center (int)
No description available
Returns (bool)
No description available

set_vflip

gboolean
set_vflip (GstVideoOrientation * video_orientation,
           gboolean flip)

virtual method to set vertical flipping state

Parameters:

video_orientation
No description available
flip
No description available
Returns
No description available

vfunc_set_vflip

function vfunc_set_vflip(video_orientation: GstVideo.VideoOrientation, flip: Number): {
    // javascript implementation of the 'set_vflip' virtual method
}

virtual method to set vertical flipping state

Parameters:

video_orientation (GstVideo.VideoOrientation)
No description available
flip (Number)
No description available
Returns (Number)
No description available

do_set_vflip

def do_set_vflip (video_orientation, flip):
    #python implementation of the 'set_vflip' virtual method

virtual method to set vertical flipping state

Parameters:

video_orientation (GstVideo.VideoOrientation)
No description available
flip (bool)
No description available
Returns (bool)
No description available

Function Macros

GST_VIDEO_ORIENTATION_GET_INTERFACE

#define GST_VIDEO_ORIENTATION_GET_INTERFACE(inst) \
  (G_TYPE_INSTANCE_GET_INTERFACE ((inst), GST_TYPE_VIDEO_ORIENTATION, GstVideoOrientationInterface))

Constants

GST_TYPE_VIDEO_ORIENTATION

#define GST_TYPE_VIDEO_ORIENTATION \
  (gst_video_orientation_get_type ())

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