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Aaron's tests with Jetson 2/15/25 #2

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12 changes: 7 additions & 5 deletions opencv/opencv_composite_stereo.py
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Original file line number Diff line number Diff line change
Expand Up @@ -18,15 +18,17 @@

# GStreamer string, may be possible to optimize this further?
gst_string = '''
nvarguscamerasrc sensor-id=0 wbmode=0 aelock=true ispdigitalgainrange=\"1 8\" gainrange=\"1 48\" name=left
nvarguscamerasrc sensor-id=1 wbmode=0 aelock=true ispdigitalgainrange=\"1 8\" gainrange=\"1 48\" name=right
nvarguscamerasrc sensor-id=0 wbmode=1 ispdigitalgainrange=\"1 8\" gainrange=\"1 48\" tnr-mode=0 exposuretimerange="2000 20000000" saturation=1.3 name=left
nvarguscamerasrc sensor-id=1 wbmode=1 ispdigitalgainrange=\"1 8\" gainrange=\"1 48\" tnr-mode=0 exposuretimerange="2000 20000000" saturation=1.3 name=right
glstereomix name=mix
left. ! video/x-raw(memory:NVMM),width={image_size[1]},height={image_size[0]},framerate={framerate}/1 ! nvvidconv ! video/x-raw ! glupload ! mix.
left. ! video/x-raw(memory:NVMM),width={image_size[1]},height={image_size[0]},framerate={framerate}/1 ! nvvidconv ! video/x-raw ! glupload ! mix.
right. ! video/x-raw(memory:NVMM),width={image_size[1]},height={image_size[0]},framerate={framerate}/1 ! nvvidconv ! video/x-raw ! glupload ! mix.
mix. ! video/x-raw(memory:GLMemory),multiview-mode=side-by-side ! glcolorconvert ! gldownload !
queue ! video/x-raw,format=BGRx ! videoconvert ! video/x-raw,format=BGR ! appsink'
mix. ! video/x-raw(memory:GLMemory),multiview-mode=side-by-side ! glcolorconvert ! gldownload !
queue ! video/x-raw,format=BGRx ! videoconvert ! video/x-raw,format=BGR ! appsink'
'''

# ! glcolorbalance constrast=0.1 brightness=0.2 saturation=1.2

gst_string = gst_string.format(image_size=image_size, framerate=framerate)
print(gst_string)

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4 changes: 2 additions & 2 deletions opencv/opencv_sobel.py
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
#!/usr/bin/env python
#!/usr/bin/env python3
#
# Sample script which uses OpenCV to read images from one camera,
# then runs some basic image processing ... Gaussian blue and Sobel edges.
Expand All @@ -17,7 +17,7 @@
framerate = 10

# GStreamer string, may be possible to optimize this further?
gst_string = f"nvarguscamerasrc sensor-id={camera_num} ! video/x-raw(memory:NVMM),width={image_size[1]},height={image_size[0]},framerate={framerate}/1 ! nvvidconv ! queue ! video/x-raw,pixel-format=(string)BGR ! videoconvert ! video/x-raw,pixel-format=(string)BGR ! appsink"
gst_string = f'nvarguscamerasrc sensor-id={camera_num} wbmode=0 aelock=true ispdigitalgainrange="1 8" gainrange="1 48" exposuretimerange="35000 100000000" ! video/x-raw(memory:NVMM),width={image_size[1]},height={image_size[0]},framerate={framerate}/1 ! nvvidconv ! queue ! video/x-raw,pixel-format=(string)BGR ! gamma gamma=0.7 ! videobalance brightness=0.2 ! videoconvert ! video/x-raw,pixel-format=(string)BGR ! appsink'

print(f"Using GStreamer configuration: {gst_string}")

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