Anselmo Battisti anselmobattisti

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Aqui é Brasil!

I Am Groot

anselmobattisti / udpdump.sh

Created September 3, 2019 23:00

How to read UDP dump linux

tcpdump -i lo udp port 8125 -vv -X

anselmobattisti / gstreamer_webcam_to_udp

Created September 7, 2019 16:02

Capture webcam video and stream it using gstreamer

	Capture and send video

	gst-launch-1.0 v4l2src device=/dev/video0 \
	! decodebin \
	! x264enc \
	! rtph264pay \
	! udpsink port=5000

	Show the video
	gst-launch-1.0 \

anselmobattisti / cam_tee_udp

Created September 8, 2019 13:30

Send video from webcam to two destinations via UDP using gstreamer

	gst-launch-1.0 v4l2src device=/dev/video0 \
	! tee name=t \
	! queue \
	! decodebin \
	! x264enc \
	! rtph264pay \
	! udpsink host=localhost port=5000 \
	t. \
	! queue \
	! decodebin \

anselmobattisti / gstreamer pipeline

Created September 10, 2019 23:37

Grab video from webcam and stream it using udpsink via x264

	Pipeline to send video (simulating SRC) get the data from video0
	gst-launch-1.0 v4l2src device=/dev/video0 \
	! decodebin \
	! x264enc \
	! rtph264pay \
	! udpsink host=localhost port=5000

	// if you are running it inside a docker container be aware of the host ip in udpsink
	gst-launch-1.0 v4l2src device=/dev/video0 \
	! decodebin \

anselmobattisti / Stop all docker container by some patterns

Created September 15, 2019 20:21

Stop all docker container by some patterns

	docker stop $(docker ps \| egrep alfa \| awk '{print $1}')

	in this case alfa is the name of the image used to start the container , you can use anything that apears in docker ps, like, name or others

anselmobattisti / gist:5c5777b8a17e88baea06285279233b0f

Last active September 20, 2019 23:08

How to send gstreamer data via UDP and consume it at VLC

	How to send gstreamer data via UDP and consume it at VLC

	# Sender

	gst-launch-1.0 videotestsrc pattern=ball \
	! tee name=t \
	! queue \
	! x264enc \
	! rtph264pay \
	! udpsink host=localhost port=50000

anselmobattisti / Send mp3 audio file via UDP gstreamer

Created September 22, 2019 12:36

Send mp3 audio file via UDP gstreamer

	Send audio data
	gst-launch-1.0 multifilesrc location=sample.mp3 loop=true \
	! mpegaudioparse \
	! mpg123audiodec \
	! audioconvert \
	! audioresample \
	! audio/x-raw, rate=16000, channels=1, format=S16LE \
	! audiomixer blocksize=320 \
	! udpsink host=localhost port=10000

Created September 22, 2019 12:54

Gstreamer Stream a mp3 audio via UDP to multiple hosts via queue

	gst-launch-1.0 multifilesrc location=sample.mp3 loop=true \
	! tee name=t \
	! queue \
	! mpegaudioparse \
	! mpg123audiodec \
	! audioconvert \
	! audioresample \
	! audio/x-raw, rate=16000, channels=1, format=S16LE \
	! audiomixer blocksize=320 \
	! udpsink host=localhost port=10000 \

anselmobattisti / gstremaer_links_list

Last active September 26, 2019 22:25

List os links about gstreamer

	It's needed to install
	sudo apt-get install gstreamer1.0-opencv

	before use the motinocells

	gst-launch-1.0 videotestsrc pattern=18 ! videorate ! videoscale ! video/x-raw,width=320,height=240,framerate=5/1 ! videoconvert ! motioncells ! videoconvert ! autovideosink


	Example in python to motion detection using motioncells
	https://www.raspberrypi.org/forums/viewtopic.php?t=235757

anselmobattisti / side_by_side

Created October 4, 2019 21:37

Combine two videos and place than side by side gstreamer

	gst-launch-1.0 \
	videomixer name=m sink_1::xpos=50 sink_1::ypos=50 sink_2::xpos=400 sink_2::ypos=50 \
	! x264enc \
	! rtph264pay \
	! udpsink host=localhost port=5000 \
	videotestsrc pattern=white \
	! video/x-raw, format=I420, framerate=5/1, width=740, height=480 \
	! m. \
	videotestsrc pattern=red \
	! videobox left=100 \