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_copy_splice_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 left_width, left_height, left_format;
47 int right_width, right_height, right_format;
48 int dst_width, dst_height, dst_format;
49 char *left_buf, *right_buf, *dst_buf;
50 int left_buf_size, right_buf_size, dst_buf_size;
51
52 rga_buffer_t left_img, right_img, dst_img;
53 im_rect left_rect, right_rect;
54 rga_buffer_handle_t left_handle, right_handle, dst_handle;
55
56 memset(&left_img, 0, sizeof(left_img));
57 memset(&right_img, 0, sizeof(right_img));
58 memset(&dst_img, 0, sizeof(dst_img));
59 memset(&left_rect, 0, sizeof(left_rect));
60 memset(&right_rect, 0, sizeof(right_rect));
61
62 left_width = 1280;
63 left_height = 720;
64 left_format = RK_FORMAT_RGBA_8888;
65
66 right_width = 1280;
67 right_height = 720;
68 right_format = RK_FORMAT_RGBA_8888;
69
70 dst_width = 2560;
71 dst_height = 720;
72 dst_format = RK_FORMAT_RGBA_8888;
73
74 left_buf_size = left_width * left_height * get_bpp_from_format(left_format);
75 right_buf_size = right_width * right_height * get_bpp_from_format(right_format);
76 dst_buf_size = dst_width * dst_height * get_bpp_from_format(dst_format);
77
78 left_buf = (char *)malloc(left_buf_size);
79 right_buf = (char *)malloc(right_buf_size);
80 dst_buf = (char *)malloc(dst_buf_size);
81
82 /* fill image data */
83 if (0 != read_image_from_file(left_buf, LOCAL_FILE_PATH, left_width, left_height, left_format, 0)) {
84 printf("left image read err\n");
85 memset(left_buf, 0xaa, left_buf_size);
86 }
87 if (0 != read_image_from_file(right_buf, LOCAL_FILE_PATH, right_width, right_height, right_format, 0)) {
88 printf("right image read err\n");
89 memset(left_buf, 0xbb, left_buf_size);
90 }
91 memset(dst_buf, 0x80, dst_buf_size);
92
93 left_handle = importbuffer_virtualaddr(left_buf, left_buf_size);
94 right_handle = importbuffer_virtualaddr(right_buf, left_buf_size);
95 dst_handle = importbuffer_virtualaddr(dst_buf, dst_buf_size);
96 if (left_handle == 0 || dst_handle == 0) {
97 printf("importbuffer failed!\n");
98 goto release_buffer;
99 }
100
101 left_img = wrapbuffer_handle(left_handle, left_width, left_height, left_format);
102 right_img = wrapbuffer_handle(right_handle, right_width, right_height, right_format);
103 dst_img = wrapbuffer_handle(dst_handle, dst_width, dst_height, dst_format);
104
105 /*
106 * Splicing the left and right images to output.
107 ---------------------------
108 | | |
109 | left_rect | right_rect |
110 | | |
111 ---------------------------
112 */
113
114 /*
115 * 1). copy left image.
116 dst_img
117 -------------- ---------------------------
118 | | | | |
119 | left_img | => | left_rect | |
120 | | | | |
121 -------------- ---------------------------
122 */
123 left_rect.x = 0;
124 left_rect.y = 0;
125 left_rect.width = left_width;
126 left_rect.height = left_height;
127
128 ret = imcheck(left_img, dst_img, {}, left_rect);
129 if (IM_STATUS_NOERROR != ret) {
130 printf("%d, check error! %s", __LINE__, imStrError((IM_STATUS)ret));
131 goto release_buffer;
132 }
133
134 ret = improcess(left_img, dst_img, {}, {}, left_rect, {}, IM_SYNC);
135 if (ret == IM_STATUS_SUCCESS) {
136 printf("%s left running success!\n", LOG_TAG);
137 } else {
138 printf("%s left running failed, %s\n", LOG_TAG, imStrError((IM_STATUS)ret));
139 goto release_buffer;
140 }
141
142 /*
143 * 2). copy right image.
144 dst_img
145 -------------- ---------------------------
146 | | | | |
147 | right_img | => | | right_rect |
148 | | | | |
149 -------------- ---------------------------
150 */
151 right_rect.x = left_width;
152 right_rect.y = 0;
153 right_rect.width = right_width;
154 right_rect.height = right_height;
155
156 ret = imcheck(right_img, dst_img, {}, right_rect);
157 if (IM_STATUS_NOERROR != ret) {
158 printf("%d, check error! %s", __LINE__, imStrError((IM_STATUS)ret));
159 goto release_buffer;
160 }
161
162 ret = improcess(right_img, dst_img, {}, {}, right_rect, {}, IM_SYNC);
163 if (ret == IM_STATUS_SUCCESS) {
164 printf("%s right running success!\n", LOG_TAG);
165 } else {
166 printf("%s right running failed, %s\n", LOG_TAG, imStrError((IM_STATUS)ret));
167 goto release_buffer;
168 }
169
170 printf("output [0x%x, 0x%x, 0x%x, 0x%x]\n", dst_buf[0], dst_buf[1], dst_buf[2], dst_buf[3]);
171 write_image_to_file(dst_buf, LOCAL_FILE_PATH, dst_width, dst_height, dst_format, 0);
172
173 release_buffer:
174 if (left_handle)
175 releasebuffer_handle(left_handle);
176 if (dst_handle)
177 releasebuffer_handle(dst_handle);
178
179 if (left_buf)
180 free(left_buf);
181 if (dst_buf)
182 free(dst_buf);
183
184 return ret;
185 }
186