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66 lines
2.2 KiB
66 lines
2.2 KiB
7 months ago
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// app.c
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdint.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <linux/fb.h>
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#include <time.h>
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#include <sys/ioctl.h>
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#include <sys/mman.h>
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#include <unistd.h>
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#include "dsr_api.h"
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#include "dsr_helper.h"
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int main(int argc, char **argv)
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{
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(void)argc;
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(void)argv;
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DSR_Data_t dsr_data;
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st_nc_dsr_config dsr_config;
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img_input_config input_config;
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img_output_config output_config;
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size_t BUFF_SIZE = 0;
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dma_alloc_info info;
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int device_fd = 0, input_fd = 0, output_fd = 0;
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int width = 0, height = 0, input_format = 0, output_format = 0, flip = 0;
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const char *image_type[3] = {"yuv422", "yuv444", "rgb"};
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char input_file[64], output_file[64];
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long page_size = sysconf(_SC_PAGESIZE);
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input_config.format = IMG_FORMAT_YUV444; /* 0: YUV422 or RGB888, 1: YUV444 */
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input_config.width = 4096;
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input_config.height = 2160;
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output_config.format = IMG_FORMAT_YUV444;
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dsr_config_crop(&dsr_config, 0, 0, 0, 416, 240); /* crop_enable, crop_x, crop_y, crop_width, crop_height */
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dsr_config_downscale(&dsr_config, 1, 640, 480); /* ds_enable, ds_width, ds_height */
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dsr_config_rotator(&dsr_config, 1, ROT_MODE_90, ROT_U0_V0, 0, 0, 640, 480); /* flip, rot_mode, rot_convert, in_format, out_format, in_width, in_height */
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int pixel_data = (input_config.format == IMG_FORMAT_RGB888) ? 3 : 2;
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BUFF_SIZE = input_config.width * input_config.height * pixel_data;
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BUFF_SIZE = ((BUFF_SIZE + page_size - 1) / page_size) * page_size;
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if (open_device_and_dma_buffers("/dev/dsr", &device_fd, &input_fd, &output_fd, BUFF_SIZE) < 0) {
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return -1;
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}
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if (dsr_setup_buffer(&dsr_data, device_fd, &info, input_fd, output_fd, BUFF_SIZE) < 0) {
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return -1;
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}
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sprintf(input_file, "test_%s_%dx%d.yuv", image_type[input_config.format], input_config.width, input_config.height);
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sprintf(output_file, "test_%s_%dx%d_output.yuv", image_type[output_config.format], input_config.width, input_config.height);
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if (process_image(input_file, output_file, BUFF_SIZE, &dsr_data, device_fd, &dsr_config,
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&input_config, &output_config, &info) < 0) {
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return -1;
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}
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return 0;
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}
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