1 /*
2 * Copyright (C) 2022 Rockchip Electronics Co., Ltd.
3 * Authors:
4 * YuQiaowei <cerf.yu@rock-chips.com>
5 *
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18
19 #define LOG_NDEBUG 0
20 #undef LOG_TAG
21 #define LOG_TAG "rga_resize_rect_demo"
22
23 #include <stdint.h>
24 #include <stdlib.h>
25 #include <stdio.h>
26 #include <string.h>
27 #include <errno.h>
28 #include <time.h>
29 #include <sys/types.h>
30 #include <sys/time.h>
31 #include <sys/mman.h>
32 #include <math.h>
33 #include <fcntl.h>
34 #include <signal.h>
35 #include <unistd.h>
36 #include <linux/stddef.h>
37
38 #include "RgaUtils.h"
39 #include "im2d.hpp"
40 #include "utils.h"
41
42 #define LOCAL_FILE_PATH "/data"
43
main()44 int main() {
45 int ret = 0;
46 int src_width, src_height, src_format;
47 int dst_width, dst_height, dst_format;
48 char *src_buf, *dst_buf;
49 int src_buf_size, dst_buf_size;
50
51 rga_buffer_t src_img, dst_img;
52 im_rect dst_rect[4];
53 rga_buffer_handle_t src_handle, dst_handle;
54
55 memset(&src_img, 0, sizeof(src_img));
56 memset(&dst_img, 0, sizeof(dst_img));
57 memset(&dst_rect, 0, sizeof(dst_rect));
58
59 src_width = 1280;
60 src_height = 720;
61 src_format = RK_FORMAT_RGBA_8888;
62
63 dst_width = 1920;
64 dst_height = 1080;
65 dst_format = RK_FORMAT_RGBA_8888;
66
67 src_buf_size = src_width * src_height * get_bpp_from_format(src_format);
68 dst_buf_size = dst_width * dst_height * get_bpp_from_format(dst_format);
69
70 src_buf = (char *)malloc(src_buf_size);
71 dst_buf = (char *)malloc(dst_buf_size);
72
73 /* fill image data */
74 if (0 != read_image_from_file(src_buf, LOCAL_FILE_PATH, src_width, src_height, src_format, 0)) {
75 printf("src image read err\n");
76 draw_rgba(src_buf, src_width, src_height);
77 }
78 memset(dst_buf, 0x80, dst_buf_size);
79
80 src_handle = importbuffer_virtualaddr(src_buf, src_buf_size);
81 dst_handle = importbuffer_virtualaddr(dst_buf, dst_buf_size);
82 if (src_handle == 0 || dst_handle == 0) {
83 printf("importbuffer failed!\n");
84 goto release_buffer;
85 }
86
87 src_img = wrapbuffer_handle(src_handle, src_width, src_height, src_format);
88 dst_img = wrapbuffer_handle(dst_handle, dst_width, dst_height, dst_format);
89
90 /*
91 * Scaling and splicing the src image into 4 grids
92 -------------- ---------------------
93 | | | | |
94 | src_img | | | |
95 | | | | |
96 -------------- => ---------------------
97 | | |
98 | | |
99 | | |
100 ---------------------
101 */
102
103 dst_rect[0].x = 0;
104 dst_rect[0].y = 0;
105 dst_rect[0].width = dst_width / 2;
106 dst_rect[0].height = dst_height / 2;
107
108 dst_rect[1].x = dst_width / 2;
109 dst_rect[1].y = 0;
110 dst_rect[1].width = dst_width / 2;
111 dst_rect[1].height = dst_height / 2;
112
113 dst_rect[2].x = 0;
114 dst_rect[2].y = dst_height / 2;
115 dst_rect[2].width = dst_width / 2;
116 dst_rect[2].height = dst_height / 2;
117
118 dst_rect[3].x = dst_width / 2;
119 dst_rect[3].y = dst_height / 2;
120 dst_rect[3].width = dst_width / 2;
121 dst_rect[3].height = dst_height / 2;
122
123 for (int i = 0; i < 4; i++) {
124 ret = imcheck(src_img, dst_img, {}, dst_rect[i]);
125 if (IM_STATUS_NOERROR != ret) {
126 printf("%d, [%d] check error! %s", __LINE__, i, imStrError((IM_STATUS)ret));
127 return -1;
128 }
129
130 ret = improcess(src_img, dst_img, {}, {}, dst_rect[i], {}, IM_SYNC);
131 if (ret == IM_STATUS_SUCCESS) {
132 printf("%s [%d] running success!\n", LOG_TAG, i);
133 } else {
134 printf("%s [%d] running failed, %s\n", LOG_TAG, i, imStrError((IM_STATUS)ret));
135 goto release_buffer;
136 }
137 }
138
139 write_image_to_file(dst_buf, LOCAL_FILE_PATH, dst_width, dst_height, dst_format, 0);
140
141 release_buffer:
142 if (src_handle)
143 releasebuffer_handle(src_handle);
144 if (dst_handle)
145 releasebuffer_handle(dst_handle);
146
147 if (src_buf)
148 free(src_buf);
149 if (dst_buf)
150 free(dst_buf);
151
152 return ret;
153 }
154