nvd3d11h264enc

NVIDIA Direct3D11 mode H.264 encoder

Hierarchy

GObject
    ╰──GInitiallyUnowned
        ╰──GstObject
            ╰──GstElement
                ╰──GstVideoEncoder
                    ╰──GstNvEncoder
                        ╰──nvd3d11h264enc

Implemented interfaces

GstPreset

Factory details

Authors: – Seungha Yang

Classification: – Codec/Encoder/Video/Hardware

Rank – none

Plugin – nvcodec

Package – GStreamer Bad Plug-ins

Pad Templates

`sink`

video/x-raw(memory:D3D11Memory):
         format: { NV12, Y444 }
          width: [ 160, 4096 ]
         height: [ 64, 4096 ]
 interlace-mode: progressive
video/x-raw:
         format: { NV12, Y444 }
          width: [ 160, 4096 ]
         height: [ 64, 4096 ]
 interlace-mode: progressive

Presence – always

Direction – sink

Object type – GstPad

`src`

video/x-h264:
          width: [ 160, 4096 ]
         height: [ 64, 4096 ]
        profile: { (string)main, (string)high, (string)constrained-high, (string)constrained-baseline, (string)baseline, (string)high-4:4:4 }
  stream-format: { (string)avc, (string)byte-stream }
      alignment: au

Presence – always

Direction – src

Object type – GstPad

Properties

adapter-luid

“adapter-luid” gint64

DXGI Adapter LUID (Locally Unique Identifier) of associated GPU

Flags : Read

Default value : 0

aq-strength

“aq-strength” guint

Adaptive Quantization Strength when spatial-aq is enabled from 1 (low) to 15 (aggressive), (0 = autoselect)

Flags : Read / Write

Default value : 0

aud

“aud” gboolean

Use AU (Access Unit) delimiter

Flags : Read / Write

Default value : true

b-adapt

“b-adapt” gboolean

Enable adaptive B-frame insert when lookahead is enabled

Flags : Read / Write

Default value : false

b-frames

“b-frames” guint

Number of B-frames between I and P

Flags : Read / Write

Default value : 0

bitrate

“bitrate” guint

Bitrate in kbit/sec (0 = automatic)

Flags : Read / Write

Default value : 0

cabac

“cabac” gboolean

Enable CABAC entropy coding

Flags : Read / Write

Default value : true

const-quality

“const-quality” gdouble

Target Constant Quality level for VBR mode (0 = automatic)

Flags : Read / Write

Default value : 0

gop-size

“gop-size” gint

Number of frames between intra frames (-1 = infinite)

Flags : Read / Write

Default value : 30

i-adapt

“i-adapt” gboolean

Enable adaptive I-frame insert when lookahead is enabled

Flags : Read / Write

Default value : false

max-bitrate

“max-bitrate” guint

Maximum Bitrate in kbit/sec (ignored in CBR mode)

Flags : Read / Write

Default value : 0

max-qp-b

“max-qp-b” gint

Maximum QP value for B frame, (-1 = automatic)

Flags : Read / Write

Default value : -1

max-qp-i

“max-qp-i” gint

Maximum QP value for I frame, (-1 = disabled)

Flags : Read / Write

Default value : -1

max-qp-p

“max-qp-p” gint

Maximum QP value for P frame, (-1 = automatic)

Flags : Read / Write

Default value : -1

min-qp-b

“min-qp-b” gint

Minimum QP value for B frame, (-1 = automatic)

Flags : Read / Write

Default value : -1

min-qp-i

“min-qp-i” gint

Minimum QP value for I frame, (-1 = disabled)

Flags : Read / Write

Default value : -1

min-qp-p

“min-qp-p” gint

Minimum QP value for P frame, (-1 = automatic)

Flags : Read / Write

Default value : -1

multi-pass

“multi-pass” GstNvEncoderMultiPass *

Flags : Read / Write

Default value : default (0)

Since : 1.24

nonref-p

“nonref-p” gboolean

Automatic insertion of non-reference P-frames

Flags : Read / Write

Default value : false

preset

“preset” GstNvEncoderPreset *

Encoding Preset

Flags : Read / Write

Default value : p4 (11)

qp-b

“qp-b” gint

Constant QP value for B frame (-1 = default)

Flags : Read / Write

Default value : -1

qp-i

“qp-i” gint

Constant QP value for I frame (-1 = default)

Flags : Read / Write

Default value : -1

qp-p

“qp-p” gint

Constant QP value for P frame (-1 = default)

Flags : Read / Write

Default value : -1

rate-control

“rate-control” GstNvEncoderRCMode *

Rate Control Method

Flags : Read / Write

Default value : vbr (1)

rc-lookahead

“rc-lookahead” guint

Number of frames for frame type lookahead

Flags : Read / Write

Default value : 0

repeat-sequence-header

“repeat-sequence-header” gboolean

Insert sequence headers (SPS/PPS) per IDR

Flags : Read / Write

Default value : false

spatial-aq

“spatial-aq” gboolean

Spatial Adaptive Quantization

Flags : Read / Write

Default value : false

strict-gop

“strict-gop” gboolean

Minimize GOP-to-GOP rate fluctuations

Flags : Read / Write

Default value : false

temporal-aq

“temporal-aq” gboolean

Temporal Adaptive Quantization

Flags : Read / Write

Default value : false

tune

“tune” GstNvEncoderTune *

Flags : Read / Write

Default value : default (0)

Since : 1.24

vbv-buffer-size

“vbv-buffer-size” guint

VBV(HRD) Buffer Size in kbits (0 = NVENC default)

Flags : Read / Write

Default value : 0

weighted-pred

“weighted-pred” gboolean

Enables Weighted Prediction

Flags : Read / Write

Default value : false

zero-reorder-delay

“zero-reorder-delay” gboolean

Zero latency operation (i.e., num_reorder_frames = 0)

Flags : Read / Write

Default value : false

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