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

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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