GstInterpipe - Simple Examples
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This page contains simple examples to demonstrate the usage of the interpipesink and interpipesrc elements.
The usage of gstd is necessary.
CCTV Example (Dynamic Switching)
#!/bin/bash echo -e "\n ====== CCTV Example (Switch the scr_pipe to listen in runtime) ====== \n" gstd & sleep 2 echo -e "\n ====> Create the scr_pipe_1 \n" gstd-client pipeline_create pipe_1_src videotestsrc pattern=ball is-live=true \ ! "video/x-raw, framerate=15/1,width=640, height=480" ! queue ! interpipesink name=src_1 \ caps=video/x-raw,width=640,height=480,framerate=15/1 sync=false async=false echo -e "\n ====> Create the scr_pipe_2 \n" gstd-client pipeline_create pipe_2_src videotestsrc pattern=snow is-live=true \ ! "video/x-raw, framerate=15/1, width=640, height=480" ! queue ! interpipesink name=src_2 \ caps=video/x-raw,width=640,height=480,framerate=15/1 sync=false async=false echo -e "\n ====> Create the scr_pipe_3 \n" gstd-client pipeline_create pipe_3_src videotestsrc pattern=smpte is-live=true \ ! "video/x-raw, framerate=15/1, width=640, height=480" ! queue ! interpipesink name=src_3 \ caps=video/x-raw,width=640,height=480,framerate=15/1 sync=false async=false echo -e "\n ====> Create the sink_pipe_4 (listener) \n" gstd-client pipeline_create pipe_4_sink interpipesrc name=interpipesrc1 listen-to=src_1 \ is-live=true allow-renegotiation=true enable-sync=true ! queue \ ! fpsdisplaysink async=false sync=false echo -e "\n ====> Change to PLAYING STATE \n" gstd-client pipeline_play pipe_1_src gstd-client pipeline_play pipe_2_src gstd-client pipeline_play pipe_3_src gstd-client pipeline_play pipe_4_sink echo -e "\n ====> Every 8 seconds the sink_pipe will change the src_pipe that is listening to \n" echo -e "\n ====> Start listening to scr_pipe_1 \n" sleep 8 gstd-client element_set pipe_4_sink interpipesrc1 listen-to src_2 echo -e "\n ====> Change to listening to scr_pipe_2 \n" sleep 8 gstd-client element_set pipe_4_sink interpipesrc1 listen-to src_3 echo -e "\n ====> Change to listening to scr_pipe_3 \n" sleep 8 gstd-client element_set pipe_4_sink interpipesrc1 listen-to src_1 echo -e "\n ====> Change to listening to scr_pipe_1 \n" sleep 8 gstd-client element_set pipe_4_sink interpipesrc1 listen-to src_3 echo -e "\n ====> Change to listening to scr_pipe_3 \n" sleep 8 gstd-client pipeline_delete pipe_1_src gstd-client pipeline_delete pipe_2_src gstd-client pipeline_delete pipe_3_src gstd-client pipeline_delete pipe_4_sink sleep 2 killall gstd echo -e "\n ====> CCTV Example Finished!!! \n"
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