ImportYUVAFromRGBA  810 third_party/libwebp/enc/picture.c     return ImportYUVAFromRGBA(r_ptr, g_ptr, b_ptr, a_ptr, step, rgb_stride,
ImportYUVAFromRGBA  960 third_party/libwebp/enc/picture.c     if (!ImportYUVAFromRGBA(r, g, b, a, 4, 4 * picture->argb_stride, dithering,