Questions tagged [color-depth]
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color-depth
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Altering indexed bitmap's byte array breaks image display
I'm loading a .PNG file with a 1-bit color depth (so, indexed), converting it to a byte array, JSON-serializing it, and sending it as a response to a call to a web API by a Blazor web assembly app, ...
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Near-shore bathymetry contours of a QGIS map
I have created a QGIS map and I am currently attempting to represent the nearshore bathymetry and depth contours. Unfortunately, I am facing an issue where I cannot get different depth colours for the ...
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Disparity Map obtained through StereoSGBM is flickering
I am trying to implement stereo vision using 2 RPI v2 Cameras kept 8.43cm apart.
After performing camera calibration and rectification, I used StereoSGBM to compute disparity map.
But for some reason, ...
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depth map of specific object
everyone!
i am trying to find distance of an object(apple for example) from my camera(using a single camera) by using depth map created by neural network(like pydnet or MiDaS)
I have two problems:
I ...
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298
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Converting RGB images into greyscale using a color palette
I ran a algorithm that gave me rgb images, representing the estimated depth of the pixels of the imgs.
Since it's representing a value, i wanted to convert it to greyscale.
However, the rgb palette ...
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318
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How to replicate IrfanView's colordepth reduction using ImageMagick?
I usually use IrfanView v4.62 to decrease colour depth for PNG images to 4 bits per pixel. But I now need to use ImageMagick v7 because I need to cron a batch job on Linux (CentOS 7.9). IrfanView ...
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415
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how does depth_multiplier in tensorflow DepthwiseConv2D work?
Currently I am studying about Computer Vision, and studying about Depthwise Convolution. (Not Depthwise Seperate Convolution!)
So, What I want to know is how does "depth_multiplier" argument ...
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Align RGB image to Depth Image using Intrinsic and Extrinsic Matrix
similar questions are solved many times. However, they generally maps depth coordinates to RGB coordinates, by following the next steps:
apply the inverse depth intrinsic matrix to the depth ...
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3
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How to properly use OpenCV VideoWriter to write monochrome video with float32 source data type in Python?
I am trying to store video file from multiple sources (color, depth, and infrared) from Kinect sensors.
This is the image that I visualized using cv2.imshow command
using the following code:
cv2....
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Tesseract produced searchable PDF with 8bit depth back to 1bit (tess4j)
I have a PDFs with 1-bit color depth as an input for OCR processing (tess4j, 5.0.0) with approx. 30kb each. After processing, each PDF has 120-130kb and is saved with 8-bit color depth, which is ...
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Get pixels color value in float (HDR)
Is it possible in Python to read an image and get each pixels color (12 bits depth) value between 0-1 (or 0-255 in float) without doing the conversion to 0-255 -> 0-1 range.
This way I won't get ...
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How can I get disparity map and depth map from the feature matching result?
I get a good result from the paper: LoFTR: Detector-Free Local Feature Matching with Transformers.
Now I want to get a depth map from the feature matching result.
So I really hope that maybe someone ...
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How to set fewer than 32 bpp for SDL window?
I've been trying to write a program that uses SDL for drawing, but I've been unable to find any way to set 15-bits per pixel (2 bytes per pixel) rather than the 4-byte RGBA that it sets by default. I ...
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Color Depth React Native
Is there a way to get the color depth of the device using React Native?
The Javascript window object has no such property (at least not in RN) and window.screen is undefined. In the Dimensions (RN ...
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segment non-homogeneous image background with opencv
I have an image of a scanner and i wanted to segment the background but the background is not homogeneous. how could i do that?
My Input is a cloud points
I used the code below to convert to a depth ...