CV_WARN           498 modules/videoio/src/cap_dc1394.cpp             CV_WARN("Feature is not supported by this camera");
CV_WARN           578 modules/videoio/src/cap_ffmpeg_impl.hpp         CV_WARN("Error opening file");
CV_WARN           589 modules/videoio/src/cap_ffmpeg_impl.hpp         CV_WARN("Could not find codec parameters");
CV_WARN          1147 modules/videoio/src/cap_ffmpeg_impl.hpp         CV_WARN("Could not allocate stream");
CV_WARN           506 modules/videoio/src/cap_giganetix.cpp         CV_WARN("Giganetix: Undefined image pixel type\n");
CV_WARN           606 modules/videoio/src/cap_gstreamer.cpp                 CV_WARN("GStreamer: Error opening file\n");
CV_WARN           787 modules/videoio/src/cap_gstreamer.cpp             CV_WARN("GStreamer: unable to query duration of stream");
CV_WARN           801 modules/videoio/src/cap_gstreamer.cpp             CV_WARN("Cannot query video width\n");
CV_WARN           806 modules/videoio/src/cap_gstreamer.cpp             CV_WARN("Cannot query video heigth\n");
CV_WARN           812 modules/videoio/src/cap_gstreamer.cpp             CV_WARN("Cannot query video fps\n");
CV_WARN           854 modules/videoio/src/cap_gstreamer.cpp         CV_WARN("GStreamer: no pipeline");
CV_WARN           863 modules/videoio/src/cap_gstreamer.cpp             CV_WARN("GStreamer: unable to query position of stream");
CV_WARN           871 modules/videoio/src/cap_gstreamer.cpp             CV_WARN("GStreamer: unable to query position of stream");
CV_WARN           879 modules/videoio/src/cap_gstreamer.cpp             CV_WARN("GStreamer: unable to query position of stream");
CV_WARN           904 modules/videoio/src/cap_gstreamer.cpp             CV_WARN("GStreamer: there is no sink yet");
CV_WARN           909 modules/videoio/src/cap_gstreamer.cpp         CV_WARN("GStreamer: unhandled property");
CV_WARN           932 modules/videoio/src/cap_gstreamer.cpp         CV_WARN("GStreamer: no pipeline");
CV_WARN           947 modules/videoio/src/cap_gstreamer.cpp             CV_WARN("GStreamer: unable to seek");
CV_WARN           955 modules/videoio/src/cap_gstreamer.cpp             CV_WARN("GStreamer: unable to seek");
CV_WARN           963 modules/videoio/src/cap_gstreamer.cpp             CV_WARN("GStreamer: unable to seek");
CV_WARN          1003 modules/videoio/src/cap_gstreamer.cpp         CV_WARN("GStreamer: unhandled property");
CV_WARN          1088 modules/videoio/src/cap_gstreamer.cpp             CV_WARN("Cannot send EOS to GStreamer pipeline\n");
CV_WARN          1097 modules/videoio/src/cap_gstreamer.cpp             CV_WARN("Error during VideoWriter finalization\n");
CV_WARN          1120 modules/videoio/src/cap_gstreamer.cpp             CV_WARN("Unable to stop gstreamer pipeline\n");
CV_WARN          1541 modules/videoio/src/cap_gstreamer.cpp         CV_WARN("Error pushing buffer to GStreamer pipeline");
CV_WARN           134 modules/videoio/src/cap_images.cpp         CV_WARN("collections of images don't have framerates\n");
CV_WARN           147 modules/videoio/src/cap_images.cpp         CV_WARN("collections of images don't have framerates\n");
CV_WARN           150 modules/videoio/src/cap_images.cpp         CV_WARN("collections of images don't have 4-character codes\n");
CV_WARN           163 modules/videoio/src/cap_images.cpp             CV_WARN("seeking to negative positions does not work - clamping\n");
CV_WARN           167 modules/videoio/src/cap_images.cpp             CV_WARN("seeking beyond end of sequence - clamping\n");
CV_WARN           174 modules/videoio/src/cap_images.cpp             CV_WARN("seeking beyond end of sequence - clamping\n");
CV_WARN           177 modules/videoio/src/cap_images.cpp             CV_WARN("seeking to negative positions does not work - clamping\n");
CV_WARN           183 modules/videoio/src/cap_images.cpp     CV_WARN("unknown/unhandled property\n");
CV_WARN           228 modules/videoio/src/cap_unicap.cpp     CV_WARN("unicap: failed to wait for buffer on device\n");