draw_line        1088 libavcodec/mpegvideo.c         draw_line(buf, sx, sy, sx + rx, sy + ry, w, h, stride, color);
draw_line        1089 libavcodec/mpegvideo.c         draw_line(buf, sx, sy, sx - ry, sy + rx, w, h, stride, color);
draw_line        1091 libavcodec/mpegvideo.c     draw_line(buf, sx, sy, ex, ey, w, h, stride, color);