gf_mx2d_add_scale_at  432 include/gpac/maths.h void gf_mx2d_add_scale_at(GF_Matrix2D *_this, Fixed scale_x, Fixed scale_y, Fixed cx, Fixed cy, Fixed angle);
gf_mx2d_add_scale_at   57 src/compositor/mpeg4_gradients.c 			gf_mx2d_add_scale_at(mat, 0, 0, tr->scale.x, tr->scale.y, tr->scaleOrientation);
gf_mx2d_add_scale_at  190 src/compositor/mpeg4_grouping_2d.c 			gf_mx2d_add_scale_at(&ptr->mat, tr->scale.x, tr->scale.y, 0, 0, tr->scaleOrientation);