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Properties
| gint | quality | Read / Write |
| GstIDCTMethod | idct-method | Read / Write |
| gboolean | snapshot | Read / Write |
Object Hierarchy
GObject ╰── GInitiallyUnowned ╰── GstObject ╰── GstElement ╰── GstVideoEncoder ╰── GstJpegEnc
Description
Encodes jpeg images.
Example launch line
1 |
gst-launch-1.0 videotestsrc num-buffers=50 ! video/x-raw, framerate='(fraction)'5/1 ! jpegenc ! avimux ! filesink location=mjpeg.avi |
Synopsis
Element Pads
name |
sink |
direction |
sink |
presence |
always |
details |
video/x-raw, format=(string){ I420, YV12, YUY2, UYVY, Y41B, Y42B, YVYU, Y444, NV21, NV12, RGB, BGR, RGBx, xRGB, BGRx, xBGR, GRAY8 }, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ] |
name |
src |
direction |
source |
presence |
always |
details |
image/jpeg, width=(int)[ 16, 65535 ], height=(int)[ 16, 65535 ], framerate=(fraction)[ 0/1, 2147483647/1 ], sof-marker=(int){ 0, 1, 2, 9 } |
Property Details
The “quality” property
“quality” gint
Quality of encoding.
Flags: Read / Write
Allowed values: [0,100]
Default value: 85
The “idct-method” property
“idct-method” GstIDCTMethod
The IDCT algorithm to use.
Flags: Read / Write
Default value: Faster, less accurate integer method
The “snapshot” property
“snapshot” gboolean
Send EOS after encoding a frame, useful for snapshots.
Flags: Read / Write
Default value: FALSE
Since: 1.14