ffmpeg/ffbuild/bin2c.c

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/*
* This file is part of FFmpeg.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#include <string.h>
#include <stdio.h>
int main(int argc, char **argv)
{
const char *name;
FILE *input, *output;
unsigned int length = 0;
unsigned char data;
if (argc < 3 || argc > 4)
return 1;
input = fopen(argv[1], "rb");
if (!input)
return -1;
output = fopen(argv[2], "wb");
if (!output)
return -1;
if (argc == 4) {
name = argv[3];
} else {
size_t arglen = strlen(argv[1]);
name = argv[1];
for (int i = 0; i < arglen; i++) {
if (argv[1][i] == '.')
argv[1][i] = '_';
else if (argv[1][i] == '/')
name = &argv[1][i+1];
}
}
fprintf(output, "const unsigned char ff_%s_data[] = { ", name);
while (fread(&data, 1, 1, input) > 0) {
fprintf(output, "0x%02x, ", data);
length++;
}
fprintf(output, "0x00 };\n");
fprintf(output, "const unsigned int ff_%s_len = %u;\n", name, length);
fclose(output);
if (ferror(input) || !feof(input))
return -1;
fclose(input);
return 0;
}