# v4l2slvp8alphadecodebin

decodes VP8 bitstreams with alpha auxiliary stream as DMABuf using Linux V4L2 Stateless API.

## Example launch line

    gst-launch-1.0 filesrc location=some.mkv ! parsebin ! v4l2slvp8alphadecodebin ! autovideosink

## Hierarchy

    GObject
        ╰──GInitiallyUnowned
            ╰──GstObject
                ╰──GstElement
                    ╰──GstBin
                        ╰──GstV4l2CodecAlphaDecodeBin
                            ╰──v4l2slvp8alphadecodebin

## Implemented interfaces

    GstChildProxy

## Factory details

Authors: – Daniel Almeida <daniel.almeida@collabora.com></daniel.almeida@collabora.com>

Classification: – `Codec/Decoder/Video/Hardware`

Rank – primary + 11

Plugin – v4l2codecs

Package – GStreamer Bad Plug-ins

## Pad Templates

### `sink`

    video/x-vp8:
        codec-alpha: true

Presence – always

Direction – sink

Object type – GstPad

### `src`

    ANY

Presence – always

Direction – src

Object type – GstPad

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