Explorer/RaspberryPi/Softwares/gstreamer

• Install gstreamer

sudo apt-get install gstreamer1.0-plugins-base -y
sudo apt-get install gstreamer1.0-plugins-good -y
sudo apt-get install gstreamer1.0-plugins-bad -y
sudo apt-get install gstreamer1.0-plugins-ugly -y
sudo apt-get install gstreamer1.0-libav -y
sudo apt-get install gstreamer1.0-omx -y
sudo apt-get install gstreamer1.0-tools -y

• Check installation with camera unicast

                      | --> camera1 (x-h264) 
raspivid (x-h264) --> |   
                      | omxh264dec --> camera2 (x-raw,I420) 

Server:

raspivid -t 0 -w 640 -h 480 -fps 30/1 -b 3000000 -g 5 -vf -hf -cd H264 -n -fl -ih -o - \
  | gst-launch-1.0 fdsrc \
  ! h264parse \
  ! video/x-h264,stream-format=byte-stream \
  ! tee name=streams \
  ! omxh264dec \
  ! queue max-size-buffers=0 max-size-time=0 max-size-bytes=0 \
  ! shmsink socket-path=/tmp/camera2 wait-for-connection=false sync=false streams. \
  ! queue max-size-buffers=0 max-size-time=0 max-size-bytes=0 \
  ! shmsink socket-path=/tmp/camera1 wait-for-connection=false sync=false

gst-launch-1.0 shmsrc socket-path=/tmp/camera1 do-timestamp=true \
  ! video/x-h264,stream-format=byte-stream,alignment=au \
  ! rtph264pay name=pay0 pt=96 config-interval=1 \
  ! udpsink host=CLIENTIP port=5000

gst-launch-1.0 shmsrc socket-path=/tmp/camera2 do-timestamp=true is-live=true \
 ! video/x-raw,format=I420,width=640,height=480,framerate=15/1 \
 ! omxh264enc \
 ! video/x-h264,profile=high \
 ! rtph264pay name=pay0 pt=96 config-interval=1 \
 ! udpsink host=CLIENTIP port=5100

Client: (port 5000 and 5100)

gst-launch-1.0 udpsrc port=5000 
 ! application/x-rtp, encoding-name=H264,payload=96 
 ! rtph264depay 
 ! h264parse 
 ! avdec_h264 
 ! videoconvert 
 ! autovideosink sync=false