userdata[i].last_height[0] = height;
userdata[i].last_width[1] = 0;
userdata[i].last_height[1] = 0;
+ userdata[i].last_interlaced = false;
for (unsigned field = 0; field < 2; ++field) {
glBindTexture(GL_TEXTURE_2D, userdata[i].tex_y[field]);
check_error();