GstVp8Decoder

GstCodecs.Vp8Decoder

GObject.Object
    ╰──GObject.InitiallyUnowned
        ╰──Gst.Object
            ╰──Gst.Element
                ╰──GstVideo.VideoDecoder
                    ╰──GstCodecs.Vp8Decoder

The opaque GstCodecs.Vp8Decoder data structure.


Virtual Methods

do_end_picture

def do_end_picture (decoder, picture):
    #python implementation of the 'end_picture' virtual method

Optional. Called per one GstCodecs.Vp8Picture to notify subclass to finish decoding process for the GstCodecs.Vp8Picture

Parameters:

decoder (GstCodecs.Vp8Decoder)
No description available
picture (GstCodecs.Vp8Picture)
No description available
Returns (Gst.FlowReturn)
No description available

do_get_preferred_output_delay

def do_get_preferred_output_delay (decoder, is_live):
    #python implementation of the 'get_preferred_output_delay' virtual method

Optional. Called by baseclass to query whether delaying output is preferred by subclass or not.

Parameters:

is_live (bool)

whether upstream is live or not

Returns (int)

the number of perferred delayed output frame

Since : 1.20


do_new_picture

def do_new_picture (decoder, frame, picture):
    #python implementation of the 'new_picture' virtual method

Optional. Called whenever new GstCodecs.Vp8Picture is created. Subclass can set implementation specific user data on the GstCodecs.Vp8Picture via gst_vp8_picture_set_user_data

Parameters:

decoder (GstCodecs.Vp8Decoder)
No description available
No description available
picture (GstCodecs.Vp8Picture)
No description available
Returns (Gst.FlowReturn)
No description available

do_output_picture

def do_output_picture (decoder, frame, picture):
    #python implementation of the 'output_picture' virtual method

Called with a GstCodecs.Vp8Picture which is required to be outputted. Subclass can retrieve parent GstVideo.VideoCodecFrame by using GstVideo.VideoDecoder.get_frame with system_frame_number and the GstVideo.VideoCodecFrame must be consumed by subclass via gst_video_decoder_{finish,drop,release}_frame.

Parameters:

decoder (GstCodecs.Vp8Decoder)
No description available
No description available
picture (GstCodecs.Vp8Picture)
No description available
Returns (Gst.FlowReturn)
No description available

do_start_picture

def do_start_picture (decoder, picture):
    #python implementation of the 'start_picture' virtual method

Optional. Called per one GstCodecs.Vp8Picture to notify subclass to prepare decoding process for the GstCodecs.Vp8Picture

Parameters:

decoder (GstCodecs.Vp8Decoder)
No description available
picture (GstCodecs.Vp8Picture)
No description available
Returns (Gst.FlowReturn)
No description available

GstCodecs.Vp8Picture


Constructors

GstCodecs.Vp8Picture.new

def GstCodecs.Vp8Picture.new ():
    #python wrapper for 'gst_vp8_picture_new'

Create new GstCodecs.Vp8Picture


Function Macros

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