third_party_ffmpeg/tests/base64.c
Michael Niedermayer c130428ab5 Merge remote-tracking branch 'qatar/master'
* qatar/master:
  avprobe, cmdutils: K&R formatting cosmetics
  tests: K&R formatting cosmetics for test programs
  lavf: free packets for muxers implementing interleave_packet().
  lavf: fix and extend av_interleaved_write_frame() doxy.
  mov: Remove dead stores for spherical coordinates for channel position.
  error_resilience: K&R formatting cosmetics
  RELEASE_NOTES: mention hiding private symbols in shared builds.
  RELEASE_NOTES: mention some notable API changes in 0.8

Conflicts:
	cmdutils.h
	doc/RELEASE_NOTES
	ffprobe.c
	libavcodec/error_resilience.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2012-01-19 01:19:38 +01:00

55 lines
1.6 KiB
C

/*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/*
* Based on libavutil/base64.c
*/
#include <stdio.h>
int main(void)
{
static const char b64[] =
"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
unsigned i_bits = 0;
int i_shift = 0;
int out_len = 0;
int in;
#define putb64() \
do { \
putchar(b64[(i_bits << 6 >> i_shift) & 0x3f]); \
out_len++; \
i_shift -= 6; \
} while (0)
while ((in = getchar()) != EOF) {
i_bits = (i_bits << 8) + in;
i_shift += 8;
while (i_shift > 6)
putb64();
}
while (i_shift > 0)
putb64();
while (out_len++ & 3)
putchar('=');
putchar('\n');
return 0;
}