comparison c/utils.cpp @ 435:17185fe77316

added error messages if video not opened
author Nicolas Saunier <nicolas.saunier@polymtl.ca>
date Mon, 02 Dec 2013 16:39:50 -0500
parents c389fae9689a
children bee0e7407af7
comparison
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434:9a714f32fc9f 435:17185fe77316