nvh264enc
Encode H.264 video streams using NVIDIA's hardware-accelerated NVENC encoder API
Hierarchy
GObject ╰──GInitiallyUnowned ╰──GstObject ╰──GstElement ╰──GstVideoEncoder ╰──GstNvBaseEnc ╰──GstNvDevice0H264Enc ╰──nvh264enc
Implemented interfaces
Factory details
Authors: – Tim-Philipp Müller
Classification: – Codec/Encoder/Video/Hardware
Rank – primary + 256
Plugin – nvcodec
Package – GStreamer Bad Plug-ins
Pad Templates
sink
video/x-raw:
format: { NV12, YV12, I420, BGRA, RGBA, Y444, VUYA }
width: [ 145, 4096 ]
height: [ 49, 4096 ]
framerate: [ 0/1, 2147483647/1 ]
interlace-mode: { (string)progressive }
video/x-raw(memory:GLMemory):
format: { NV12, YV12, I420, BGRA, RGBA, Y444, VUYA }
width: [ 145, 4096 ]
height: [ 49, 4096 ]
framerate: [ 0/1, 2147483647/1 ]
interlace-mode: { (string)progressive }
video/x-raw(memory:CUDAMemory):
format: { NV12, YV12, I420, BGRA, RGBA, Y444, VUYA }
width: [ 145, 4096 ]
height: [ 49, 4096 ]
framerate: [ 0/1, 2147483647/1 ]
interlace-mode: { (string)progressive }
src
video/x-h264:
width: [ 145, 4096 ]
height: [ 49, 4096 ]
framerate: [ 0/1, 2147483647/1 ]
stream-format: byte-stream
alignment: au
profile: { (string)main, (string)high, (string)high-4:4:4, (string)baseline, (string)constrained-baseline }
Properties
aud
“aud” gboolean
Use AU (Access Unit) delimiter
Flags : Read / Write
Default value : true
Since : 1.18
b-adapt
“b-adapt” gboolean
Enable adaptive B-frame insert when lookahead is enabled
Flags : Read / Write
Default value : false
Since : 1.18
bframes
“bframes” guint
Number of B-frames between I and P
Flags : Read / Write
Default value : 0
Since : 1.18
rc-lookahead
“rc-lookahead” guint
Number of frames for frame type lookahead
Flags : Read / Write
Default value : 0
Since : 1.18
temporal-aq
“temporal-aq” gboolean
Temporal Adaptive Quantization
Flags : Read / Write
Default value : false
Since : 1.18
vbv-buffer-size
“vbv-buffer-size” guint
VBV(HRD) Buffer Size in kbits (0 = NVENC default)
Flags : Read / Write
Default value : 0
Since : 1.18
weighted-pred
“weighted-pred” gboolean
Weighted Prediction
Flags : Read / Write
Default value : false
Since : 1.18
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