.TH BLIND-MOSAIC-CORNERS 1 blind .SH NAME blind-mosaic-corners - Find corners in a mosaic video .SH SYNOPSIS [-xy] .B blind-mosaic-corners .SH DESCRIPTION .B blind-mosaic-corners reads a mosaic pattern from stdin and set the values of each change to 1 at corners and to 0 everywhere else. .IR mosaic-stream-corners . .SH OPTIONS .TP .B -x At the left and right edges of the video, wrap around to the opposite edges. .TP .B -y At the upper and lower edges of the video, wrap around to the opposite edges. .SH REQUIREMENTS .B blind-mosaic-corners requires enough free memory to load one full frame into memory and 1 bit per pixel on a frame. A frame requires 32 bytes per pixel it contains. .B blind-mosaic-corners is optimised for simplicity rather the memory usage. .SH NOTES .B blind-mosaic-corners only works as intended if the tesserae are convex. .SH SEE ALSO .BR blind (7), .BR blind-mosaic-edges (1), .BR blind-hexagon-tessellation (1), .BR blind-rectangle-tessellation (1), .BR blind-triangle-tessellation (1), .BR blind-repeat-tessellation (1), .BR blind-mosaic (1) .SH AUTHORS Mattias Andrée .RI < maandree@kth.se >