mirror of
https://gitee.com/openharmony/third_party_ffmpeg
synced 2024-11-27 21:20:41 +00:00
359 lines
12 KiB
C
359 lines
12 KiB
C
/*
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* Copyright (c) 2013 Nicolas George
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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 License
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* 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
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* GNU 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 License
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* along with FFmpeg; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/* Optional external libraries; can be enabled using:
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* make VERSUS=crypto+gcrypt+tomcrypt tools/crypto_bench */
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#define USE_crypto 0x01 /* OpenSSL's libcrypto */
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#define USE_gcrypt 0x02 /* GnuTLS's libgcrypt */
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#define USE_tomcrypt 0x04 /* LibTomCrypt */
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#include <stdlib.h>
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#include <math.h>
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#include "libavutil/avutil.h"
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#include "libavutil/avstring.h"
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#include "libavutil/crc.h"
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#include "libavutil/intreadwrite.h"
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#include "libavutil/timer.h"
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#if HAVE_UNISTD_H
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#include <unistd.h> /* for getopt */
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#endif
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#if !HAVE_GETOPT
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#include "compat/getopt.c"
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#endif
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#define MAX_INPUT_SIZE 1048576
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#define MAX_OUTPUT_SIZE 128
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static const char *enabled_libs;
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static const char *enabled_algos;
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static unsigned specified_runs;
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static const uint8_t *hardcoded_key = "FFmpeg is the best program ever.";
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static void fatal_error(const char *tag)
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{
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av_log(NULL, AV_LOG_ERROR, "Fatal error: %s\n", tag);
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exit(1);
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}
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struct hash_impl {
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const char *lib;
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const char *name;
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void (*run)(uint8_t *output, const uint8_t *input, unsigned size);
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const char *output;
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};
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/***************************************************************************
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* lavu: libavutil
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***************************************************************************/
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#include "libavutil/md5.h"
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#include "libavutil/sha.h"
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#include "libavutil/sha512.h"
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#include "libavutil/ripemd.h"
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#include "libavutil/aes.h"
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#define IMPL_USE_lavu IMPL_USE
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static void run_lavu_md5(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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av_md5_sum(output, input, size);
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}
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#define DEFINE_LAVU_MD(suffix, type, namespace, hsize) \
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static void run_lavu_ ## suffix(uint8_t *output, \
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const uint8_t *input, unsigned size) \
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{ \
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static struct type *h; \
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if (!h && !(h = av_ ## namespace ## _alloc())) \
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fatal_error("out of memory"); \
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av_ ## namespace ## _init(h, hsize); \
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av_ ## namespace ## _update(h, input, size); \
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av_ ## namespace ## _final(h, output); \
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}
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DEFINE_LAVU_MD(sha1, AVSHA, sha, 160);
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DEFINE_LAVU_MD(sha256, AVSHA, sha, 256);
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DEFINE_LAVU_MD(sha512, AVSHA512, sha512, 512);
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DEFINE_LAVU_MD(ripemd160, AVRIPEMD, ripemd, 160);
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static void run_lavu_aes128(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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static struct AVAES *aes;
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if (!aes && !(aes = av_aes_alloc()))
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fatal_error("out of memory");
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av_aes_init(aes, hardcoded_key, 128, 0);
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av_aes_crypt(aes, output, input, size >> 4, NULL, 0);
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}
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/***************************************************************************
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* crypto: OpenSSL's libcrypto
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***************************************************************************/
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#if (USE_EXT_LIBS) & USE_crypto
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#include <openssl/md5.h>
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#include <openssl/sha.h>
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#include <openssl/ripemd.h>
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#include <openssl/aes.h>
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#define DEFINE_CRYPTO_WRAPPER(suffix, function) \
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static void run_crypto_ ## suffix(uint8_t *output, \
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const uint8_t *input, unsigned size) \
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{ \
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function(input, size, output); \
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}
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DEFINE_CRYPTO_WRAPPER(md5, MD5)
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DEFINE_CRYPTO_WRAPPER(sha1, SHA1)
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DEFINE_CRYPTO_WRAPPER(sha256, SHA256)
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DEFINE_CRYPTO_WRAPPER(sha512, SHA512)
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DEFINE_CRYPTO_WRAPPER(ripemd160, RIPEMD160)
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static void run_crypto_aes128(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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AES_KEY aes;
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unsigned i;
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AES_set_encrypt_key(hardcoded_key, 128, &aes);
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size -= 15;
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for (i = 0; i < size; i += 16)
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AES_encrypt(input + i, output + i, &aes);
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}
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#define IMPL_USE_crypto(...) IMPL_USE(__VA_ARGS__)
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#else
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#define IMPL_USE_crypto(...) /* ignore */
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#endif
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/***************************************************************************
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* gcrypt: GnuTLS's libgcrypt
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***************************************************************************/
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#if (USE_EXT_LIBS) & USE_gcrypt
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#include <gcrypt.h>
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#define DEFINE_GCRYPT_WRAPPER(suffix, algo) \
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static void run_gcrypt_ ## suffix(uint8_t *output, \
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const uint8_t *input, unsigned size) \
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{ \
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gcry_md_hash_buffer(GCRY_MD_ ## algo, output, input, size); \
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}
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DEFINE_GCRYPT_WRAPPER(md5, MD5)
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DEFINE_GCRYPT_WRAPPER(sha1, SHA1)
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DEFINE_GCRYPT_WRAPPER(sha256, SHA256)
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DEFINE_GCRYPT_WRAPPER(sha512, SHA512)
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DEFINE_GCRYPT_WRAPPER(ripemd160, RMD160)
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static void run_gcrypt_aes128(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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static gcry_cipher_hd_t aes;
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if (aes == NULL)
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gcry_cipher_open(&aes, GCRY_CIPHER_AES128, GCRY_CIPHER_MODE_ECB, 0);
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gcry_cipher_setkey(aes, hardcoded_key, 16);
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gcry_cipher_encrypt(aes, output, size, input, size);
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}
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#define IMPL_USE_gcrypt(...) IMPL_USE(__VA_ARGS__)
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#else
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#define IMPL_USE_gcrypt(...) /* ignore */
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#endif
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/***************************************************************************
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* tomcrypt: LibTomCrypt
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***************************************************************************/
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#if (USE_EXT_LIBS) & USE_tomcrypt
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#include <tomcrypt.h>
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#define DEFINE_TOMCRYPT_WRAPPER(suffix, namespace, algo) \
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static void run_tomcrypt_ ## suffix(uint8_t *output, \
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const uint8_t *input, unsigned size) \
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{ \
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hash_state md; \
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namespace ## _init(&md); \
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namespace ## _process(&md, input, size); \
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namespace ## _done(&md, output); \
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}
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DEFINE_TOMCRYPT_WRAPPER(md5, md5, MD5)
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DEFINE_TOMCRYPT_WRAPPER(sha1, sha1, SHA1)
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DEFINE_TOMCRYPT_WRAPPER(sha256, sha256, SHA256)
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DEFINE_TOMCRYPT_WRAPPER(sha512, sha512, SHA512)
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DEFINE_TOMCRYPT_WRAPPER(ripemd160, rmd160, RIPEMD160)
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static void run_tomcrypt_aes128(uint8_t *output,
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const uint8_t *input, unsigned size)
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{
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symmetric_key aes;
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unsigned i;
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aes_setup(hardcoded_key, 16, 0, &aes);
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size -= 15;
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for (i = 0; i < size; i += 16)
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aes_ecb_encrypt(input + i, output + i, &aes);
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}
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#define IMPL_USE_tomcrypt(...) IMPL_USE(__VA_ARGS__)
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#else
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#define IMPL_USE_tomcrypt(...) /* ignore */
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#endif
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/***************************************************************************
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* Driver code
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***************************************************************************/
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static unsigned crc32(const uint8_t *data, unsigned size)
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{
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return av_crc(av_crc_get_table(AV_CRC_32_IEEE), 0, data, size);
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}
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static void run_implementation(const uint8_t *input, uint8_t *output,
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struct hash_impl *impl, unsigned size)
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{
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uint64_t t0, t1;
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unsigned nruns = specified_runs ? specified_runs : (1 << 30) / size;
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unsigned outlen = 0, outcrc = 0;
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unsigned i, j, val;
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double mtime, ttime = 0, ttime2 = 0, stime;
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uint8_t outref[MAX_OUTPUT_SIZE];
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if (enabled_libs && !av_stristr(enabled_libs, impl->lib) ||
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enabled_algos && !av_stristr(enabled_algos, impl->name))
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return;
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if (!sscanf(impl->output, "crc:%x", &outcrc)) {
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outlen = strlen(impl->output) / 2;
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for (i = 0; i < outlen; i++) {
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sscanf(impl->output + i * 2, "%02x", &val);
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outref[i] = val;
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}
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}
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for (i = 0; i < 8; i++) /* heat caches */
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impl->run(output, input, size);
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for (i = 0; i < nruns; i++) {
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memset(output, 0, size); /* avoid leftovers from previous runs */
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t0 = AV_READ_TIME();
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impl->run(output, input, size);
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t1 = AV_READ_TIME();
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if (outlen ? memcmp(output, outref, outlen) :
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crc32(output, size) != outcrc) {
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fprintf(stderr, "Expected: ");
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if (outlen)
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for (j = 0; j < outlen; j++)
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fprintf(stderr, "%02x", output[j]);
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else
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fprintf(stderr, "%08x", crc32(output, size));
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fprintf(stderr, "\n");
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fatal_error("output mismatch");
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}
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mtime = (double)(t1 - t0) / size;
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ttime += mtime;
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ttime2 += mtime * mtime;
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}
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ttime /= nruns;
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ttime2 /= nruns;
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stime = sqrt(ttime2 - ttime * ttime);
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printf("%-10s %-12s size: %7d runs: %6d time: %8.3f +- %.3f\n",
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impl->lib, impl->name, size, nruns, ttime, stime);
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fflush(stdout);
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}
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#define IMPL_USE(lib, name, symbol, output) \
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{ #lib, name, run_ ## lib ## _ ## symbol, output },
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#define IMPL(lib, ...) IMPL_USE_ ## lib(lib, __VA_ARGS__)
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#define IMPL_ALL(...) \
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IMPL(lavu, __VA_ARGS__) \
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IMPL(crypto, __VA_ARGS__) \
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IMPL(gcrypt, __VA_ARGS__) \
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IMPL(tomcrypt, __VA_ARGS__)
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struct hash_impl implementations[] = {
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IMPL_ALL("MD5", md5, "aa26ff5b895356bcffd9292ba9f89e66")
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IMPL_ALL("SHA-1", sha1, "1fd8bd1fa02f5b0fe916b0d71750726b096c5744")
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IMPL_ALL("SHA-256", sha256, "14028ac673b3087e51a1d407fbf0df4deeec8f217119e13b07bf2138f93db8c5")
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IMPL_ALL("SHA-512", sha512, "3afdd44a80d99af15c87bd724cb717243193767835ce866dd5d58c02d674bb57"
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"7c25b9e118c200a189fcd5a01ef106a4e200061f3e97dbf50ba065745fd46bef")
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IMPL_ALL("RIPEMD-160", ripemd160, "62a5321e4fc8784903bb43ab7752c75f8b25af00")
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IMPL_ALL("AES-128", aes128, "crc:ff6bc888")
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};
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int main(int argc, char **argv)
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{
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uint8_t *input = av_malloc(MAX_INPUT_SIZE * 2);
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uint8_t *output = input + MAX_INPUT_SIZE;
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unsigned i, impl, size;
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int opt;
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while ((opt = getopt(argc, argv, "hl:a:r:")) != -1) {
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switch (opt) {
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case 'l':
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enabled_libs = optarg;
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break;
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case 'a':
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enabled_algos = optarg;
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break;
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case 'r':
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specified_runs = strtol(optarg, NULL, 0);
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break;
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case 'h':
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default:
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fprintf(stderr, "Usage: %s [-l libs] [-a algos] [-r runs]\n",
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argv[0]);
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if ((USE_EXT_LIBS)) {
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char buf[1024];
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snprintf(buf, sizeof(buf), "%s%s%s",
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((USE_EXT_LIBS) & USE_crypto) ? "+crypto" : "",
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((USE_EXT_LIBS) & USE_gcrypt) ? "+gcrypt" : "",
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((USE_EXT_LIBS) & USE_tomcrypt) ? "+tomcrypt" : "");
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fprintf(stderr, "Built with the following external libraries:\n"
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"make VERSUS=%s\n", buf + 1);
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} else {
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fprintf(stderr, "Built without external libraries; use\n"
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"make VERSUS=crypto+gcrypt+tomcrypt tools/crypto_bench\n"
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"to enable them.\n");
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}
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exit(opt != 'h');
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}
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}
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if (!input)
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fatal_error("out of memory");
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for (i = 0; i < MAX_INPUT_SIZE; i += 4)
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AV_WB32(input + i, i);
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size = MAX_INPUT_SIZE;
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for (impl = 0; impl < FF_ARRAY_ELEMS(implementations); impl++)
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run_implementation(input, output, &implementations[impl], size);
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av_free(input);
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return 0;
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}
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