# vajpegenc

vajpegenc encodes raw video VA surfaces into JPEG bitstreams using the installed and chosen VA-API driver.

The raw video frames in main memory can be imported into VA surfaces.

## Example launch line

    gst-launch-1.0 videotestsrc num-buffers=60 ! timeoverlay ! vajpegenc ! jpegparse ! filesink location=test.mjpeg

## Hierarchy

    GObject
        ╰──GInitiallyUnowned
            ╰──GstObject
                ╰──GstElement
                    ╰──GstVideoEncoder
                        ╰──GstVaBaseEnc
                            ╰──vajpegenc

## Implemented interfaces

    GstPreset

## Factory details

Authors: – He Junyan

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

Rank – none

Plugin – va

Package – GStreamer Bad Plug-ins

## Pad Templates

### `sink`

    video/x-raw(memory:VAMemory):
             format: { NV12 }
              width: [ 1, 2147483647 ]
             height: [ 1, 2147483647 ]
          framerate: [ 0/1, 2147483647/1 ]
    video/x-raw:
             format: { NV12 }
              width: [ 1, 2147483647 ]
             height: [ 1, 2147483647 ]
          framerate: [ 0/1, 2147483647/1 ]

Presence – always

Direction – sink

Object type – GstPad

### `src`

    image/jpeg:

Presence – always

Direction – src

Object type – GstPad

## Properties

### quality

    “quality” guint

Quality factor.

Flags : Read / Write / Construct

Default value : 50

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