Refer to the following URL. OpenCV - Play AVI File I found the red message in the console while testing it. Actually, that code works well on my PC. But I found the red message in my eclipse console.
[NULL @ 0x83c020] Value 4707126720094797824.000000 for parameter 'probesize' out of range
...
[NULL @ 0x8424c0] Value -4616189618054758400.000000 for parameter 'request_sample_fmt' out of range
Is it normal? If not how can I figure out their cases.