nvh265enc

Encode HEVC video streams using NVIDIA's hardware-accelerated NVENC encoder API

Hierarchy

GObject
    ╰──GInitiallyUnowned
        ╰──GstObject
            ╰──GstElement
                ╰──GstVideoEncoder
                    ╰──GstNvBaseEnc
                        ╰──GstNvDevice0H265Enc
                            ╰──nvh265enc

Implemented interfaces

Factory details

Authors: – Tim-Philipp Müller , Matthew Waters , Seungha Yang

Classification:Codec/Encoder/Video/Hardware

Rank – primary + 256

Plugin – nvcodec

Package – GStreamer Bad Plug-ins

Pad Templates

sink

video/x-raw:
         format: { NV12, P010_10LE, P016_LE, Y444, Y444_16LE, Y444_16LE }
          width: [ 144, 8192 ]
         height: [ 144, 8192 ]
      framerate: [ 0/1, 2147483647/1 ]

video/x-raw(memory:GLMemory):
         format: { NV12, P010_10LE, P016_LE, Y444, Y444_16LE, Y444_16LE }
          width: [ 144, 8192 ]
         height: [ 144, 8192 ]
      framerate: [ 0/1, 2147483647/1 ]

Presencealways

Directionsink

Object typeGstPad


src

video/x-h265:
          width: [ 144, 8192 ]
         height: [ 144, 8192 ]
  stream-format: byte-stream
      alignment: au
        profile: { (string)main, (string)main-10, (string)main-12, (string)main-444, (string)main-444-10, (string)main-444-12 }

Presencealways

Directionsrc

Object typeGstPad


Properties

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


bframes

“bframes” guint

Number of B-frames between I and P

Flags : Read / Write

Default value : 0


rc-lookahead

“rc-lookahead” guint

Number of frames for frame type lookahead

Flags : Read / Write

Default value : 0


temporal-aq

“temporal-aq” gboolean

Temporal Adaptive Quantization

Flags : Read / Write

Default value : false


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

Weighted Prediction

Flags : Read / Write

Default value : false


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