xref: /OK3568_Linux_fs/external/linux-rga/samples/fill_demo/src/rga_fill_rectangle_task_demo.cpp (revision 4882a59341e53eb6f0b4789bf948001014eff981)
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_fill_rectangle_task_demo"
22 
23 #include <iostream>
24 #include <fstream>
25 #include <sstream>
26 #include <cstddef>
27 #include <cmath>
28 #include <stdlib.h>
29 #include <string.h>
30 #include <sys/time.h>
31 #include <unistd.h>
32 
33 #include "im2d.h"
34 #include "RgaUtils.h"
35 
36 #include "utils.h"
37 #include "dma_alloc.h"
38 
39 #define LOCAL_FILE_PATH "/data"
40 
main(void)41 int main(void) {
42     int ret = 0;
43     int dst_width, dst_height, dst_format;
44     int dst_buf_size;
45     char *dst_buf;
46     int dst_dma_fd;
47     rga_buffer_t dst = {};
48     im_rect dst_rect[2] = {};
49     rga_buffer_handle_t dst_handle;
50     im_job_handle_t job_handle;
51 
52     dst_width = 1280;
53     dst_height = 720;
54     dst_format = RK_FORMAT_RGBA_8888;
55 
56     dst_buf_size = dst_width * dst_height * get_bpp_from_format(dst_format);
57 
58     /*
59      * Allocate dma_buf within 4G from dma32_heap,
60      * return dma_fd and virtual address.
61      * ColorFill can only be used on buffers within 4G.
62      */
63     ret = dma_buf_alloc(DMA_HEAP_DMA32_UNCACHE_PATCH, dst_buf_size, &dst_dma_fd, (void **)&dst_buf);
64     if (ret < 0) {
65         printf("alloc dma32_heap buffer failed!\n");
66         return -1;
67     }
68 
69     memset(dst_buf, 0x33, dst_buf_size);
70 
71     /*
72      * Import the allocated dma_fd into RGA by calling
73      * importbuffer_fd, and use the returned buffer_handle
74      * to call RGA to process the image.
75      */
76     dst_handle = importbuffer_fd(dst_dma_fd, dst_buf_size);
77     if (dst_handle == 0) {
78         printf("import dma_fd error!\n");
79         ret = -1;
80         goto free_buf;
81     }
82 
83     dst = wrapbuffer_handle(dst_handle, dst_width, dst_height, dst_format);
84 
85     /*
86      * Fills multiple rectangular areas on the dst image with the specified color.
87            dst_image
88         --------------
89         | -------    |
90         | |   --|--  |
91         | ----|-- |  |
92         |     -----  |
93         --------------
94      */
95 
96     /* Create a job handle. */
97     job_handle = imbeginJob();
98     if (job_handle <= 0) {
99         printf("job begin failed![%d], %s\n", job_handle, imStrError());
100         goto release_buffer;
101     }
102 
103     /* Add a task to fill a filled rectangle. */
104     dst_rect[0] = {0, 0, 300, 200};
105 
106     ret = imcheck({}, dst, {}, dst_rect[0], IM_COLOR_FILL);
107     if (IM_STATUS_NOERROR != ret) {
108         printf("%d, check error! %s", __LINE__, imStrError((IM_STATUS)ret));
109         goto cancel_job;
110     }
111 
112     ret = imrectangleTask(job_handle, dst, dst_rect[0], 0xff00ff00, -1);
113     if (ret == IM_STATUS_SUCCESS) {
114         printf("%s job[%d] add fill task success!\n", LOG_TAG, job_handle);
115     } else {
116         printf("%s job[%d] add fill task failed, %s\n", LOG_TAG, job_handle, imStrError((IM_STATUS)ret));
117         goto cancel_job;
118     }
119 
120     /* Add a task to fill the rectangle border. */
121     dst_rect[0] = {100, 100, 300, 200};
122 
123     ret = imcheck({}, dst, {}, dst_rect[0], IM_COLOR_FILL);
124     if (IM_STATUS_NOERROR != ret) {
125         printf("%d, check error! %s", __LINE__, imStrError((IM_STATUS)ret));
126         goto cancel_job;
127     }
128 
129     ret = imrectangleTask(job_handle, dst, dst_rect[0], 0xffff0000, 4);
130     if (ret == IM_STATUS_SUCCESS) {
131         printf("%s job[%d] add fill task success!\n", LOG_TAG, job_handle);
132     } else {
133         printf("%s job[%d] add fill task failed, %s\n", LOG_TAG, job_handle, imStrError((IM_STATUS)ret));
134         goto cancel_job;
135     }
136 
137     /* Submit and wait for the job to complete. */
138     ret = imendJob(job_handle);
139     if (ret == IM_STATUS_SUCCESS) {
140         printf("%s job[%d] running success!\n", LOG_TAG, job_handle);
141     } else {
142         printf("%s job[%d] running failed, %s\n", LOG_TAG, job_handle, imStrError((IM_STATUS)ret));
143         goto release_buffer;
144     }
145 
146     printf("output [0x%x, 0x%x, 0x%x, 0x%x]\n", dst_buf[0], dst_buf[1], dst_buf[2], dst_buf[3]);
147     write_image_to_file(dst_buf, LOCAL_FILE_PATH, dst_width, dst_height, dst_format, 0);
148 
149 cancel_job:
150     imcancelJob(job_handle);
151 
152 release_buffer:
153     if (dst_handle > 0)
154         releasebuffer_handle(dst_handle);
155 
156 free_buf:
157     dma_buf_free(dst_buf_size, &dst_dma_fd, dst_buf);
158 
159     return 0;
160 }
161