| 550 | } |
| 551 | |
| 552 | static inline void scale3x_32_def_border(scale3x_uint32* restrict dst, const scale3x_uint32* restrict src0, const scale3x_uint32* restrict src1, const scale3x_uint32* restrict src2, unsigned count) |
| 553 | { |
| 554 | assert(count >= 2); |
| 555 | |
| 556 | /* first pixel */ |
| 557 | if (src0[0] != src2[0] && src1[0] != src1[1]) { |
| 558 | dst[0] = src1[0]; |
| 559 | dst[1] = (src1[0] == src0[0] && src1[0] != src0[1]) || (src1[1] == src0[0] && src1[0] != src0[0]) ? src0[0] : src1[0]; |
| 560 | dst[2] = src1[1] == src0[0] ? src1[1] : src1[0]; |
| 561 | } else { |
| 562 | dst[0] = src1[0]; |
| 563 | dst[1] = src1[0]; |
| 564 | dst[2] = src1[0]; |
| 565 | } |
| 566 | ++src0; |
| 567 | ++src1; |
| 568 | ++src2; |
| 569 | dst += 3; |
| 570 | |
| 571 | /* central pixels */ |
| 572 | count -= 2; |
| 573 | while (count) { |
| 574 | if (src0[0] != src2[0] && src1[-1] != src1[1]) { |
| 575 | dst[0] = src1[-1] == src0[0] ? src1[-1] : src1[0]; |
| 576 | dst[1] = (src1[-1] == src0[0] && src1[0] != src0[1]) || (src1[1] == src0[0] && src1[0] != src0[-1]) ? src0[0] : src1[0]; |
| 577 | dst[2] = src1[1] == src0[0] ? src1[1] : src1[0]; |
| 578 | } else { |
| 579 | dst[0] = src1[0]; |
| 580 | dst[1] = src1[0]; |
| 581 | dst[2] = src1[0]; |
| 582 | } |
| 583 | |
| 584 | ++src0; |
| 585 | ++src1; |
| 586 | ++src2; |
| 587 | dst += 3; |
| 588 | --count; |
| 589 | } |
| 590 | |
| 591 | /* last pixel */ |
| 592 | if (src0[0] != src2[0] && src1[-1] != src1[0]) { |
| 593 | dst[0] = src1[-1] == src0[0] ? src1[-1] : src1[0]; |
| 594 | dst[1] = (src1[-1] == src0[0] && src1[0] != src0[0]) || (src1[0] == src0[0] && src1[0] != src0[-1]) ? src0[0] : src1[0]; |
| 595 | dst[2] = src1[0]; |
| 596 | } else { |
| 597 | dst[0] = src1[0]; |
| 598 | dst[1] = src1[0]; |
| 599 | dst[2] = src1[0]; |
| 600 | } |
| 601 | } |
| 602 | |
| 603 | static inline void scale3x_32_def_center(scale3x_uint32* restrict dst, const scale3x_uint32* restrict src0, const scale3x_uint32* restrict src1, const scale3x_uint32* restrict src2, unsigned count) |
| 604 | { |