mirror of
https://github.com/FFmpeg/FFmpeg.git
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78 lines
2.6 KiB
C
78 lines
2.6 KiB
C
/*
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* Copyright (c) 2006 Reimar Doeffinger
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <stdio.h>
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#include <lzo/lzo1x.h>
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#include "libavutil/log.h"
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#include "libavutil/lzo.h"
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#include "libavutil/mem.h"
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#define MAXSZ (10*1024*1024)
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/* Define one of these to 1 if you wish to benchmark liblzo
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* instead of our native implementation. */
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#define BENCHMARK_LIBLZO_SAFE 0
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#define BENCHMARK_LIBLZO_UNSAFE 0
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int main(int argc, char *argv[]) {
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FILE *in = fopen(argv[1], "rb");
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int comp_level = argc > 2 ? atoi(argv[2]) : 0;
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uint8_t *orig = av_malloc(MAXSZ + 16);
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uint8_t *comp = av_malloc(2*MAXSZ + 16);
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uint8_t *decomp = av_malloc(MAXSZ + 16);
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size_t s = fread(orig, 1, MAXSZ, in);
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lzo_uint clen = 0;
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long tmp[LZO1X_MEM_COMPRESS];
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int inlen, outlen;
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int i;
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av_log_set_level(AV_LOG_DEBUG);
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if (comp_level == 0) {
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lzo1x_1_compress(orig, s, comp, &clen, tmp);
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} else if (comp_level == 11) {
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lzo1x_1_11_compress(orig, s, comp, &clen, tmp);
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} else if (comp_level == 12) {
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lzo1x_1_12_compress(orig, s, comp, &clen, tmp);
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} else if (comp_level == 15) {
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lzo1x_1_15_compress(orig, s, comp, &clen, tmp);
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} else
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lzo1x_999_compress(orig, s, comp, &clen, tmp);
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for (i = 0; i < 300; i++) {
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inlen = clen; outlen = MAXSZ;
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#if BENCHMARK_LIBLZO_SAFE
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if (lzo1x_decompress_safe(comp, inlen, decomp, &outlen, NULL))
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#elif BENCHMARK_LIBLZO_UNSAFE
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if (lzo1x_decompress(comp, inlen, decomp, &outlen, NULL))
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#else
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if (av_lzo1x_decode(decomp, &outlen, comp, &inlen))
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#endif
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av_log(NULL, AV_LOG_ERROR, "decompression error\n");
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}
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if (memcmp(orig, decomp, s))
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av_log(NULL, AV_LOG_ERROR, "decompression incorrect\n");
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else
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av_log(NULL, AV_LOG_ERROR, "decompression OK\n");
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fclose(in);
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av_free(orig);
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av_free(comp);
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av_free(decomp);
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return 0;
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}
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