qsvh265enc

Intel Quick Sync H.265 encoder

Example launch line

gst-launch-1.0 videotestsrc ! qsvh265enc ! h265parse ! matroskamux ! filesink location=out.mkv

Hierarchy

GObject
    ╰──GInitiallyUnowned
        ╰──GstObject
            ╰──GstElement
                ╰──GstVideoEncoder
                    ╰──GstQsvEncoder
                        ╰──qsvh265enc

Implemented interfaces

Factory details

Authors: – Seungha Yang

Classification: – Codec/Encoder/Video/Hardware

Rank – primary

Plugin – qsv

Package – GStreamer Bad Plug-ins

Pad Templates

sink

video/x-raw(memory:D3D11Memory):
         format: { NV12, P010_10LE }
          width: [ 16, 8192 ]
         height: [ 16, 8192 ]

video/x-raw(memory:VAMemory):
         format: { NV12, P010_10LE }
          width: [ 16, 8192 ]
         height: [ 16, 8192 ]
video/x-raw:
         format: { NV12, P010_10LE }
          width: [ 16, 8192 ]
         height: [ 16, 8192 ]

Presence – always

Direction – sink

Object type – GstPad

src

video/x-h265:
          width: [ 16, 8192 ]
         height: [ 16, 8192 ]
  stream-format: byte-stream
      alignment: au
        profile: { (string)main, (string)main-10 }

Presence – always

Direction – src

Object type – GstPad

Properties

b-frames 

“b-frames” guint

Number of B frames between I and P frames

Flags : Read / Write

Default value : 0

bitrate 

“bitrate” guint

Target bitrate in kbit/sec, Ignored when selected rate-control mode is constant QP variants (i.e., "cqp" and "icq")

Flags : Read / Write

Default value : 2000

cc-insert 

“cc-insert” Qsv-h265enc-sei-insert-mode *

Closed Caption Insert mode. Only CEA-708 RAW format is supported for now

Flags : Read / Write

Default value : insert (0)

disable-hrd-conformance 

“disable-hrd-conformance” gboolean

Allow NAL HRD non-conformant stream

Flags : Read / Write

Default value : false

gop-size 

“gop-size” guint

Number of pictures within a GOP (0: unspecified)

Flags : Read / Write

Default value : 30

icq-quality 

“icq-quality” guint

Intelligent Constant Quality for "icq" rate-control (0: default)

Flags : Read / Write

Default value : 0

idr-interval 

“idr-interval” guint

IDR-frame interval in terms of I-frames. 0: only first I-frame is is an IDR frame, 1: every I-frame is an IDR frame, N: "N - 1" I-frames are inserted between IDR-frames

Flags : Read / Write

Default value : 1

max-bitrate 

“max-bitrate” guint

Maximum bitrate in kbit/sec, Ignored when selected rate-control mode is constant QP variants (i.e., "cqp" and "icq")

Flags : Read / Write

Default value : 0

max-qp-b 

“max-qp-b” guint

Maximum allowed QP value for B-frame types (0: default)

Flags : Read / Write

Default value : 0

max-qp-i 

“max-qp-i” guint

Maximum allowed QP value for I-frame types (0: default)

Flags : Read / Write

Default value : 0

max-qp-p 

“max-qp-p” guint

Maximum allowed QP value for P-frame types (0: default)

Flags : Read / Write

Default value : 0

min-qp-b 

“min-qp-b” guint

Minimum allowed QP value for B-frame types (0: default)

Flags : Read / Write

Default value : 0

min-qp-i 

“min-qp-i” guint

Minimum allowed QP value for I-frame types (0: default)

Flags : Read / Write

Default value : 0

min-qp-p 

“min-qp-p” guint

Minimum allowed QP value for P-frame types (0: default)

Flags : Read / Write

Default value : 0

qp-b 

“qp-b” guint

Constant quantizer for B frames (0: default)

Flags : Read / Write

Default value : 0

qp-i 

“qp-i” guint

Constant quantizer for I frames (0: default)

Flags : Read / Write

Default value : 0

qp-p 

“qp-p” guint

Constant quantizer for P frames (0: default)

Flags : Read / Write

Default value : 0

qvbr-quality 

“qvbr-quality” guint

Quality level used for "qvbr" rate-control mode (0: default)

Flags : Read / Write

Default value : 0

rate-control 

“rate-control” Qsv-h265enc-rate-control *

Rate Control Method

Flags : Read / Write

Default value : vbr (2)

ref-frames 

“ref-frames” guint

Number of reference frames (0: unspecified)

Flags : Read / Write

Default value : 2

Named constants

Qsv-h265enc-rate-control

Members

cbr (1) – Constant Bitrate
vbr (2) – Variable Bitrate
cqp (3) – Constant Quantizer
icq (9) – Intelligent CQP
vcm (10) – Video Conferencing Mode (Non HRD compliant)
qvbr (14) – VBR with CQP

Since : 1.22

Qsv-h265enc-sei-insert-mode

Members

insert (0) – Insert SEI
insert-and-drop (1) – Insert SEI and remove corresponding meta from output buffer
disabled (2) – Disable SEI insertion

Since : 1.22

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