msdkh264enc

H264 video encoder based on Intel MFX

Example launch line

gst-launch-1.0 videotestsrc num-buffers=90 ! msdkh264enc ! h264parse ! filesink location=output.h264

Hierarchy

GObject
    ╰──GInitiallyUnowned
        ╰──GstObject
            ╰──GstElement
                ╰──GstVideoEncoder
                    ╰──GstMsdkEnc
                        ╰──msdkh264enc

Factory details

Authors: – Josep Torra

Classification: – Codec/Encoder/Video/Hardware

Rank – none

Plugin – msdk

Package – GStreamer Bad Plug-ins

Pad Templates

`sink`

video/x-raw
        format: { NV12, YUY2, UYVY, BGRA }
         width: [ 1, 2147483647 ]
        height: [ 1, 2147483647 ]
     framerate: [ 0/1, 2147483647/1 ]
interlace-mode: progressive
video/x-raw(memory:DMABuf)
        format: NV12
         width: [ 1, 2147483647 ]
        height: [ 1, 2147483647 ]
     framerate: [ 0/1, 2147483647/1 ]
interlace-mode: progressive

Presence – always

Direction – sink

Object type – GstPad

`src`

video/x-h264
     framerate: [ 0/1, 2147483647/1 ]
         width: [ 1, 2147483647 ]
        height: [ 1, 2147483647 ]
 stream-format: byte-stream
     alignment: au
       profile: { (string)high, (string)main, (string)baseline, (string)constrained-baseline }

Presence – always

Direction – src

Object type – GstPad

Properties

b-pyramid

“b-pyramid” gboolean

Enable B-Pyramid Reference structure

Flags : Read / Write

Default value : false

cabac

“cabac” gboolean

Enable CABAC entropy coding

Flags : Read / Write

Default value : true

dblk-idc

“dblk-idc” guint

Option of disable deblocking idc

Flags : Read / Write

Default value : 0

frame-packing

“frame-packing” Msdk-h264enc-frame-packing *

Set frame packing mode for Stereoscopic content

Flags : Read / Write

Default value : none (-1)

intra-refresh-type

“intra-refresh-type” GstMsdkEncIntraRefreshType *

Set intra refresh type

Flags : Read / Write

Default value : no (0)

low-power

“low-power” gboolean

Enable low power mode (DEPRECATED, use tune instead)

Flags : Read / Write

Default value : false

max-qp

“max-qp” guint

Maximum quantizer scale for I/P/B frames

Flags : Read / Write

Default value : 0

max-qp-b

“max-qp-b” guint

Flags : Read / Write

Default value : 0

Since : 1.24

max-qp-i

“max-qp-i” guint

Flags : Read / Write

Default value : 0

Since : 1.24

max-qp-p

“max-qp-p” guint

Flags : Read / Write

Default value : 0

Since : 1.24

max-slice-size

“max-slice-size” guint

Maximum slice size in bytes (if enabled MSDK will ignore the control over num-slices)

Flags : Read / Write

Default value : 0

min-qp

“min-qp” guint

Minimal quantizer scale for I/P/B frames

Flags : Read / Write

Default value : 0

min-qp-b

“min-qp-b” guint

Flags : Read / Write

Default value : 0

Since : 1.24

min-qp-i

“min-qp-i” guint

Flags : Read / Write

Default value : 0

Since : 1.24

min-qp-p

“min-qp-p” guint

Flags : Read / Write

Default value : 0

Since : 1.24

p-pyramid

“p-pyramid” gboolean

Enable P-Pyramid Reference structure

Flags : Read / Write

Default value : false

pic-timing-sei

“pic-timing-sei” gboolean

Flags : Read / Write

Default value : true

Since : 1.24

rc-lookahead-ds

“rc-lookahead-ds” Msdk-enc-rclook-ahead-downsampling *

Down sampling mode in look ahead bitrate control

Flags : Read / Write

Default value : default (0)

trellis

“trellis” Msdk-enc-trellis-quantization *

Enable Trellis Quantization

Flags : Read / Write

Default value : None (0x00000000)

tune

“tune” GstMsdkEncTuneMode *

Encoder tuning option

Flags : Read / Write

Default value : auto (0)

Named constants

Msdk-enc-rclook-ahead-downsampling

Members

default (0) – SDK desides what to do

off (1) – No downsampling

2x (2) – Down sample 2-times before estimation

4x (3) – Down sample 4-times before estimation

Msdk-enc-trellis-quantization

Members

None (0x00000000) – Disable for all frames

i (0x00000002) – Enable for I frames

p (0x00000004) – Enable for P frames

b (0x00000008) – Enable for B frames

Msdk-h264enc-frame-packing

Members

none (-1) – None (default)

side-by-side (3) – Side by Side

top-bottom (7) – Top Bottom

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