GStreamer Qt Overlay for Embedded Systems - Performance - qualcomm

Qualcomm RB5 Platform

CPU usage

Taking the following pipelines as reference:

FPS:
gst-launch-1.0 videotestsrc num-buffers=1 ! imagefreeze ! "video/x-raw,width=1280,height=720,format=RGBA" ! qtoverlay qml=gst-libs/gst/qt/main.qml ! perf ! fakesink

CPU:
gst-launch-1.0 videotestsrc pattern=black is-live=1 ! "video/x-raw,width=1280,height=720,format=RGBA" ! qtoverlay qml=gst-libs/gst/qt/main.qml ! perf print-cpu-load=1 ! fakesink -vvv

Results

	720p	1080p	4K
Max Framerate (fps)	183	109	40
CPU(%)	16	17	17 (locked to one core)
RAM(MiB)	12	23	38

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