movenc: Make tkhd "enabled" flag QuickTime compatible
[libav.git] / tests / base64.c
CommitLineData
ce3a841d 1/*
2912e87a 2 * This file is part of Libav.
ce3a841d 3 *
2912e87a 4 * Libav is free software; you can redistribute it and/or
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5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
2912e87a 9 * Libav is distributed in the hope that it will be useful,
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10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
2912e87a 15 * License along with Libav; if not, write to the Free Software
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16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19/*
20 * Based on libavutil/base64.c
21 */
22
23#include <stdio.h>
24
25int main(void)
26{
27 static const char b64[] =
28 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
29 unsigned i_bits = 0;
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30 int i_shift = 0;
31 int out_len = 0;
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32 int in;
33
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34#define putb64() \
35 do { \
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36 putchar(b64[(i_bits << 6 >> i_shift) & 0x3f]); \
37 out_len++; \
38 i_shift -= 6; \
39 } while (0)
40
41 while ((in = getchar()) != EOF) {
b481bbc3 42 i_bits = (i_bits << 8) + in;
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43 i_shift += 8;
44 while (i_shift > 6)
45 putb64();
46 }
47 while (i_shift > 0)
48 putb64();
49 while (out_len++ & 3)
50 putchar('=');
51 putchar('\n');
52
53 return 0;
54}