1 /*
2 * Copyright (c) 2016, Alliance for Open Media. All rights reserved.
3 *
4 * This source code is subject to the terms of the BSD 2 Clause License and
5 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
6 * was not distributed with this source code in the LICENSE file, you can
7 * obtain it at www.aomedia.org/license/software. If the Alliance for Open
8 * Media Patent License 1.0 was not distributed with this source code in the
9 * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
10 */
11
12 #include <assert.h>
13
14 #include "aom/aom_integer.h"
15 #include "aom_ports/mem.h"
16 #include "aom_dsp/aom_dsp_common.h"
17 #include "aom_dsp/blend.h"
18
19 #include "config/aom_dsp_rtcd.h"
20
aom_blend_a64_vmask_c(uint8_t * dst,uint32_t dst_stride,const uint8_t * src0,uint32_t src0_stride,const uint8_t * src1,uint32_t src1_stride,const uint8_t * mask,int w,int h)21 void aom_blend_a64_vmask_c(uint8_t *dst, uint32_t dst_stride,
22 const uint8_t *src0, uint32_t src0_stride,
23 const uint8_t *src1, uint32_t src1_stride,
24 const uint8_t *mask, int w, int h) {
25 int i, j;
26
27 assert(IMPLIES(src0 == dst, src0_stride == dst_stride));
28 assert(IMPLIES(src1 == dst, src1_stride == dst_stride));
29
30 assert(h >= 1);
31 assert(w >= 1);
32 assert(IS_POWER_OF_TWO(h));
33 assert(IS_POWER_OF_TWO(w));
34
35 for (i = 0; i < h; ++i) {
36 const int m = mask[i];
37 for (j = 0; j < w; ++j) {
38 dst[i * dst_stride + j] = AOM_BLEND_A64(m, src0[i * src0_stride + j],
39 src1[i * src1_stride + j]);
40 }
41 }
42 }
43
44 #if CONFIG_AV1_HIGHBITDEPTH
aom_highbd_blend_a64_vmask_c(uint8_t * dst_8,uint32_t dst_stride,const uint8_t * src0_8,uint32_t src0_stride,const uint8_t * src1_8,uint32_t src1_stride,const uint8_t * mask,int w,int h,int bd)45 void aom_highbd_blend_a64_vmask_c(uint8_t *dst_8, uint32_t dst_stride,
46 const uint8_t *src0_8, uint32_t src0_stride,
47 const uint8_t *src1_8, uint32_t src1_stride,
48 const uint8_t *mask, int w, int h, int bd) {
49 int i, j;
50 uint16_t *dst = CONVERT_TO_SHORTPTR(dst_8);
51 const uint16_t *src0 = CONVERT_TO_SHORTPTR(src0_8);
52 const uint16_t *src1 = CONVERT_TO_SHORTPTR(src1_8);
53 (void)bd;
54
55 assert(IMPLIES(src0 == dst, src0_stride == dst_stride));
56 assert(IMPLIES(src1 == dst, src1_stride == dst_stride));
57
58 assert(h >= 1);
59 assert(w >= 1);
60 assert(IS_POWER_OF_TWO(h));
61 assert(IS_POWER_OF_TWO(w));
62
63 assert(bd == 8 || bd == 10 || bd == 12);
64
65 for (i = 0; i < h; ++i) {
66 const int m = mask[i];
67 for (j = 0; j < w; ++j) {
68 dst[i * dst_stride + j] = AOM_BLEND_A64(m, src0[i * src0_stride + j],
69 src1[i * src1_stride + j]);
70 }
71 }
72 }
73 #endif
74