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79 lines
2.3 KiB
C
79 lines
2.3 KiB
C
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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#include <stdio.h>
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#include <tvm_runtime.h>
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#include <tvmgen_rec.h>
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#include "uart.h"
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// Header files generated by convert_image.py
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#include "inputs.h"
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#include "outputs.h"
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int main(int argc, char **argv) {
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char dict[] = {"#0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`"
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"abcdefghijklmnopqrstuvwxyz{|}~!\"#$%&'()*+,-./ "};
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int char_dict_nums = 97;
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uart_init();
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printf("Starting ocr rec inference\n");
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struct tvmgen_rec_outputs rec_outputs = {
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.output = output,
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};
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struct tvmgen_rec_inputs rec_inputs = {
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.x = input,
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};
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tvmgen_rec_run(&rec_inputs, &rec_outputs);
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// post process
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int char_nums = output_len / char_dict_nums;
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int last_index = 0;
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float score = 0.f;
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int count = 0;
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printf("text: ");
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for (int i = 0; i < char_nums; i++) {
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int argmax_idx = 0;
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float max_value = 0.0f;
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for (int j = 0; j < char_dict_nums; j++) {
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if (output[i * char_dict_nums + j] > max_value) {
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max_value = output[i * char_dict_nums + j];
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argmax_idx = j;
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}
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}
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if (argmax_idx > 0 && (!(i > 0 && argmax_idx == last_index))) {
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score += max_value;
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count += 1;
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// printf("%d，%f，%c\n", argmax_idx, max_value, dict[argmax_idx]);
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printf("%c", dict[argmax_idx]);
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}
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last_index = argmax_idx;
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}
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score /= count;
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printf(", score: %f\n", score);
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// The FVP will shut down when it receives "EXITTHESIM" on the UART
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printf("EXITTHESIM\n");
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while (1 == 1)
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;
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return 0;
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}
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