nvh264dec
NVIDIA H.264 video decoder
Hierarchy
GObject ╰──GInitiallyUnowned ╰──GstObject ╰──GstElement ╰──GstVideoDecoder ╰──GstH264Decoder ╰──nvh264dec
Factory details
Authors: – Seungha Yang
Classification: – Codec/Decoder/Video/Hardware
Rank – primary + 1
Plugin – nvcodec
Package – GStreamer Bad Plug-ins
Pad Templates
sink
video/x-h264:
stream-format: { (string)avc, (string)avc3, (string)byte-stream }
alignment: au
profile: { (string)high, (string)main, (string)constrained-high, (string)constrained-baseline, (string)baseline, (string)progressive-high }
framerate: [ 0/1, 2147483647/1 ]
width: [ 48, 4096 ]
height: [ 16, 4096 ]
src
video/x-raw(memory:CUDAMemory):
format: NV12
width: [ 48, 4096 ]
height: [ 16, 4096 ]
video/x-raw(memory:D3D11Memory):
format: I420
width: [ 48, 4096 ]
height: [ 16, 4096 ]
video/x-raw(memory:GLMemory):
format: NV12
width: [ 48, 4096 ]
height: [ 16, 4096 ]
video/x-raw:
format: NV12
width: [ 48, 4096 ]
height: [ 16, 4096 ]
Properties
cuda-device-id
“cuda-device-id” guint
Assigned CUDA device id
Flags : Read
Default value : 0
Since : 1.22
init-max-height
“init-max-height” guint
Initial CUVIDDECODECREATEINFO.ulMaxHeight value
Flags : Read / Write
Default value : 0
Since : 1.24
init-max-width
“init-max-width” guint
Initial CUVIDDECODECREATEINFO.ulMaxWidth value
Flags : Read / Write
Default value : 0
Since : 1.24
max-display-delay
“max-display-delay” gint
Maximum display delay
Flags : Read / Write
Default value : -1
Since : 1.24
num-output-surfaces
“num-output-surfaces” guint
The number of output surfaces (0 = auto, 1 = always copy). This property will be used to calculate the CUVIDDECODECREATEINFO.ulNumOutputSurfaces parameter in case of CUDA output mode.
Flags : Read / Write
Default value : 1
Since : 1.24
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