Shankar Subramanian

Last seen: 3 months ago

MathWorks

37 total contributions since 2011

Software Engineering Manager - Image Acquisition Toolbox, MATLAB Hardware Connectivity and Test and Measurement Simulink Connectivity covering Data Acquisition Toolbox, Instrument Control Toolbox and Vehicle Network Toolbox

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Answered
RealSense F200 camera depth streaming in MATLAB
Hi Tejas, MATLAB (Image Acquisition Toolbox) currently does not support the Intel Real Sense Camera (F200 and others). Th...

4 years ago | 0

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Answered
Acquire multiple frames with GIGE vision adaptor
With the gigecam interface, you can only acquire one frame at a time (using the snapshot command). If you need to buffer and acq...

5 years ago | 1

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Droid cam in matlab
Have you tried setting up droidcam as IPcamera and use <http://www.mathworks.com/hardware-support/ip-camera.html IP Camera> func...

5 years ago | 2

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Setting DeviceProperties using imaq.VideoDevice
Hi Quentin, DeviceProperties is a separate object representing device specific properties and you can perform set operations ...

5 years ago | 0

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videoinput versus videodevice for realtime processing
Hi Quentin and Andy, While using VideoDevice System Object with gige cameras, you need to use the "DeviceProperties" field wh...

5 years ago | 0

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real time disparity map in matlab
Hi Antariksha, You have one call to trigger outside the loop and is giving you 20 frames. Your loop processes one frame at a ...

5 years ago | 0

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Why isn't the "From Video Device" block in Simulink saving my manually-entered camera properties?
Hi Michael, This is a bug in R2015a with From Video Device block. Can you follow the steps in the <https://www.mathworks.com/...

5 years ago | 0

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DAQ in Simulink can't find NI 6211 USB
Hi Ivan, Data Acquisition Toolbox Simulink blocks support only the legacy interface and that too only on 32-bit MATLAB. Perfo...

5 years ago | 0

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Why MATLAB R2014a can not recognize my usb camera, while my camera works fine with amcap ?
Hi Xiang and Kazim, This page may help in the future for other adaptors that you may look to work with - <http://www.mathwo...

5 years ago | 0

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Custom Simulink Block Mask, Tables
Hi Daniel, No, it is not currently possible. Thanks, Shankar

5 years ago | 0

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How to stream audio data to a scope in simulink -- I have working Matlab code, stuck when I try to convert it into a Simulink model. Please help!
Hi Brandon, Can you specify what hardware that you are using that does not work with Simulink but works with MATLAB? If y...

5 years ago | 0

Answered
CAN Receive not working (the Sample time parameter) ??
Hi Xia, Setting the number of messages received per timestep does not drop the messages queued from transmit. It still receiv...

5 years ago | 0

Answered
How to include "CAN_MESSAGE" data type into s-function created using s-function builder?
Hi Gaurav, Do you have the Vehicle Network Toolbox? If so, you should be able to create custom blocks (write C++ S-functions)...

5 years ago | 0

Answered
Matlab with ASUS XTION PRO LIVE
Hi Erik and others, ASUS Xtion PRO is not supported by Image Acquisition Toolbox. The Kinect adaptor supports only Microsoft ...

6 years ago | 1

Answered
Event based CAN signal generation in Simulink
Have you tried using <http://www.mathworks.com/help/simulink/conditional-subsystems-1.html conditional subsystems> ?

6 years ago | 1

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Answered
ip camera connect to matlab
Hi, Image Acquisition Toolbox does not provide support for IP Cameras. Also, your link did not work for us to know the specif...

6 years ago | 0

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Long kinect recordings and .xed files
Hi Jason, It is a bit unclear if you are crashing during acquisition or during playback. Can you give more information? If ac...

7 years ago | 0

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I want to give a digital output to my DAQ using Simulink. But I get an error says:Input to a block must have a discrete sample time.
Hi Taufik, Can you open the constant and set the sample time on it to something other than 0 or Inf. The Digital blocks in Da...

7 years ago | 0

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Answered
Unable to execute step property of imaq.VideoDevice command
Hi, What imaging device are you trying to run this with? Are you able to access the imaging device successfully outside of M...

7 years ago | 0

Answered
How does Imaq.VideoDevide step() function work?
Hi Jacob, The imaq.VideoDevice System object returns a frame at the time the step() is called. There is no buffering of fram...

7 years ago | 0

Answered
Two signals from one analog i/p channel using Analog Input block of Data Acquisition Toolbox
Hi Rahul, The two values that you see are because the Block Size is set to 2 for NI devices in clocked acquisition mode. Bloc...

8 years ago | 0

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Answered
Image acquisition device gets locked by faulty code
It seems like you have an active connection to the image acquisition device. Instead of closing MATLAB and re-opening - you can ...

8 years ago | 5

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Answered
how can I get the "Vector Virtual channel" ?
Hi, Please follow the following link and install Vector drivers. http://www.mathworks.com/help/toolbox/vnt/ug/br2lgng-1.html...

8 years ago | 0

Answered
S-function for reading com-port
Hi Jan, The Serial Configuration, Serial Receive and Serial Transmit blocks support reading and writing binary data (equivale...

9 years ago | 1

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Image acquisition in simulink (Framerate problem)
Hi Lukas, This is an issue with Allied Vision Tech adaptor and they have an updated version for the fix as well. Please downl...

9 years ago | 0

Answered
Index Exceeds Matrix dimension error when masking subsystem
Hi Jill, Yes, it is a bug and has been reported. Can you contact MathWorks technical support and we will be able to give you...

9 years ago | 0

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Answered
Plugging in USB cameras with Image Acquisition Toolbox
Hi John, The device list will not update instantaneously in Simulink mask after you plug in the new camera. Basically the Sim...

9 years ago | 0

Answered
Reading serial data (NMEA) into simulink
Hi Jan, Do you receive a response from the compass after you send a query command to it? Or do you continuously get data from...

9 years ago | 0

Answered
Receiving messages from the CAN via CANcase using Vehicle Network Toolbox(R2010b) and working with it in realtime.
Hi Karthik, A few thoughts on this: # How many messages are you getting from the network every 100ms? This is more to kno...

9 years ago | 0

Answered
Using extractAll command
Hi Ryan, The following <http://www.mathworks.com/help/toolbox/vnt/ug/extractall.html link> is the documentation for |extractA...

9 years ago | 0

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