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2013-08-10 05:11:20 -0600 | commented answer | How convert blob/binary data to Mat berak, You save my day! imdecode works like a charm. Thank you. The data block is a png format image. The final code likes below: std::vector<char> buffer(blob_data,blob_data+len); Mat img = imdecode(buffer,1); |
2013-08-10 03:44:47 -0600 | asked a question | How convert blob/binary data to Mat Hi, I get a block of data from socket, which is a image. I can save this data to a file, like image.png. it shows picture instant in the folder. the problem is : how can I convert this blob or brinary data to Mat format? I tried below code. but not work. as I don't know the col and row of the image.(each time the image size if different) Thank you. |