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2018-11-02 06:31:47 -0500 commented question how can copy data from matrix pointer to matrix variable

I just want to check by copy data from pointer to variable. Please. Here, you can suggest shallow-copy/deep-copy/both. P

2018-11-02 06:23:57 -0500 commented question how can copy data from matrix pointer to matrix variable

// Main loop while(1) { g_main_iteration(false); //g_main_iteration(true); cv::Mat* frame

2018-11-02 06:10:40 -0500 asked a question how can copy data from matrix pointer to matrix variable

how can copy data from matrix pointer to matrix variable If i have stored data into cv::Mat* frame_pointer. And i can di

2018-10-30 08:11:46 -0500 commented answer OpenCV - Streaming H264 over RTSP using FFMPEG in version 3.4

Actually i just want to confirm before use FFMPEG.

2018-10-24 23:15:56 -0500 commented question how can open raw data video file

Ok Tetragramm, The raw data file format is BGR, width=640, height=480. As you told we can not open raw data file d

2018-10-23 08:19:00 -0500 commented answer how can convert raw data frames into Mat

Moreover, is there any other function/api to convert BGR-raw data into Matrix very quickly?.

2018-10-23 07:10:06 -0500 commented answer how can convert raw data frames into Mat

Hello Berak, can you tell me where should i use mutex.lock and mutex.unlock function? Means if i use pointer as shared

2018-10-23 06:52:47 -0500 commented answer how can convert raw data frames into Mat

Okay. And i have to use lock&unlock before&after "gst_buffer_map" and "gst_buffer_unmap". Right?

2018-10-23 06:19:06 -0500 commented answer how can convert raw data frames into Mat

Okay Berak, It means if i will use imshow in callback, then do unmap. Its fine. Right?

2018-10-23 06:02:42 -0500 commented answer how can convert raw data frames into Mat

Hello Berak, Have you any idea about 2 function as below: -prevFrame = atomicFrame.exchange(new cv::Mat(cv::Size

2018-10-23 05:58:19 -0500 commented answer how can convert raw data frames into Mat

Moreover when i have used "frame.copyTo(prevFrame); // deep copy !", it takes more times to copy frame-data.

2018-10-23 05:25:58 -0500 commented question how can open raw data video file

Is it possible to open video file(contains raw data in BGR format) using "Videocapture"?

2018-10-23 05:16:43 -0500 commented question how can open raw data video file

I am using simple demo of opencv to raed videofile and display.

2018-10-23 05:11:06 -0500 commented question how can open raw data video file

Hello Berak,Have you got my question?

2018-10-23 02:15:32 -0500 commented question how can open raw data video file

Yes, can we open video-file(contains raw data, BGR format) using Videocapture?

2018-10-23 01:29:53 -0500 commented answer how can convert raw data frames into Mat

Okay. If i use imshow for frame/prevFrame, it can not display frame.

2018-10-23 01:12:33 -0500 received badge  Organizer (source)
2018-10-23 01:12:07 -0500 asked a question how can open raw data video file

how can open raw data video file Hello, I could not open raw-data video file(BGR format) in OpenCV. This file ca

2018-10-23 00:22:25 -0500 commented answer how can convert raw data frames into Mat

// Main loop while(1) { g_main_iteration(false); cv::Mat* frame = atomicFrame.load(); if(frame

2018-10-23 00:20:03 -0500 commented answer how can convert raw data frames into Mat

Now, segmantation fault not occuring.But can not see video-frames on display. I have taken pionter of Mat before, becaus

2018-10-22 07:57:43 -0500 asked a question how can convert raw data frames into Mat

how can convert raw data frames into Mat Hello, I have using gstreamer application to convert frames into BGR f

2018-10-18 05:21:23 -0500 commented question could not open video file

Actually, i have used gstreamer and convert sample video-file into BGR format using VPE and VIDEOCONVERT. This converted

2018-10-17 07:38:07 -0500 commented question could not open video file

Hello berak, i have installed some libraries(gstreamer0.10-plugins-base, gstreamer0.10-plugins-good) and could not insta

2018-10-17 07:23:01 -0500 commented question could not open video file

Okay, so how can we identify that which plugin is require to install?

2018-10-17 07:13:30 -0500 asked a question could not open video file

could not open video file Hello, I have using opencv 2.4.13 and 3.1. I have tried to open video file, but got some erro

2018-10-15 03:53:04 -0500 commented answer How can use NEON with opencv 3.1 and arm-linux board

Okay, so which version i have to use?

2018-10-15 03:47:41 -0500 commented answer How can use NEON with opencv 3.1 and arm-linux board

Okay. Is it available on 3.1 version?

2018-10-15 03:36:37 -0500 commented answer How can use NEON with opencv 3.1 and arm-linux board

ID=100 (NEON) -> N/A ID=200 (VSX) -> N/A ID=256 (AVX512-SKX) -> N/A Total available: 10

2018-10-15 03:36:14 -0500 commented answer How can use NEON with opencv 3.1 and arm-linux board

I have used cmake -DENABLE_NEON=ON on system and then test that it has enabled or not. Please check below log: kishan@ki

2018-10-15 00:58:43 -0500 edited question How can use NEON with opencv 3.1 and arm-linux board

How can use NEON with opencv 3.1 and arm-linux board Hello, I have using opencv 3.1 application on AM5628 EVM bo

2018-10-15 00:58:10 -0500 asked a question How can use NEON with opencv 3.1 and arm-linux board

How can use NEON with opencv 3.1 and arm-linux board Hello, I have using opencv 3.1 application on AM5628 EVM bo

2018-10-12 01:47:10 -0500 commented answer OpenCV - Streaming H264 over RTSP using FFMPEG in version 3.4

It means we can open device using FFMPEG and detect face. Right?

2018-09-21 06:19:55 -0500 commented question How can pass raw data of RGB/BGR format to read

Okay. So what should be issue?.

2018-09-21 06:09:03 -0500 commented answer How can pass raw data of RGB/BGR format to read

As i told before, i can play video file in software but could not play by VideoCapture.

2018-09-21 06:08:22 -0500 commented answer How can pass raw data of RGB/BGR format to read

Sorry,by mistake i put comments here.

2018-09-21 05:55:24 -0500 received badge  Self-Learner
2018-09-21 05:51:06 -0500 commented question How can pass raw data of RGB/BGR format to read

And i can play this file in software.

2018-09-21 05:50:25 -0500 commented question How can pass raw data of RGB/BGR format to read

I have used gstreamer to save data in RGB format as like "gst-launch-1.0 --gst-debug=vpe:3 -v rtspsrc location=rtsp://88

2018-09-21 05:23:35 -0500 commented question How can pass raw data of RGB/BGR format to read

Hello Berak, do you mean that VideoCapture function can not open file with RAW data?

2018-09-21 05:20:38 -0500 commented question How can pass raw data of RGB/BGR format to read

Hello Holger, I have used same code as you provide me link. But same issue occur.

2018-09-21 05:07:19 -0500 commented question How can pass raw data of RGB/BGR format to read

Yes, i am using sample code name objectdetection(path: samples/cpp/tutorialcode/objectdetection)

2018-09-21 04:57:00 -0500 commented question How can pass raw data of RGB/BGR format to read

Yes, I have tried to use another video_file as you can see in code. I have comment out remaining video_files.

2018-09-21 04:50:33 -0500 commented question How can pass raw data of RGB/BGR format to read

Okay, Now fine?

2018-09-21 04:50:18 -0500 edited question How can pass raw data of RGB/BGR format to read

How can pass raw data of RGB/BGR format to read Actually, When i open video file of raw_data in RGB/ BGR fo

2018-09-21 04:31:34 -0500 commented question How can pass raw data of RGB/BGR format to read

error: [IMGUTILS @ 0x7ffccb6f6790] Picture size 0x0 is invalid (app:3043): GLib-GObject-CRITICAL **: g_object_set: asse

2018-09-21 04:30:20 -0500 commented question How can pass raw data of RGB/BGR format to read

I have just open and play video file of raw data in RGB/BGR format. This video file can be play by "vooya" software in u

2018-09-21 04:29:04 -0500 commented question How can pass raw data of RGB/BGR format to read

Okay, if( !face_cascade.load( face_cascade_name ) ){ printf("--(!)Error loading\n"); return -1; }; if( !eyes_cascade.l

2018-09-21 03:58:23 -0500 asked a question How can pass raw data of RGB/BGR format to read

How can pass raw data of RGB/BGR format to read Actually, When i open video file of raw_data in RGB/ BGR fo

2018-08-21 08:35:15 -0500 commented answer OpenCV - Streaming H264 over RTSP using FFMPEG in version 3.4

You mean that i can not read and display rtsp stream using FFMPEG in opencv?. BR, Kishan Patel.

2018-08-11 03:43:44 -0500 received badge  Commentator