| /* |
| * Copyright (C) 2013 Reimar Döffinger <Reimar.Doeffinger@gmx.de> |
| * |
| * 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 |
| */ |
| |
| #include <stdio.h> |
| #include <string.h> |
| |
| #include "libavutil/hash.h" |
| |
| #define SRC_BUF_SIZE 64 |
| #define DST_BUF_SIZE (AV_HASH_MAX_SIZE * 8) |
| |
| int main(void) |
| { |
| struct AVHashContext *ctx = NULL; |
| int i, j, numhashes = 0; |
| static const uint8_t src[SRC_BUF_SIZE] = { 0 }; |
| uint8_t dst[DST_BUF_SIZE]; |
| |
| while (av_hash_names(numhashes)) |
| numhashes++; |
| |
| for (i = 0; i < numhashes; i++) { |
| if (av_hash_alloc(&ctx, av_hash_names(i)) < 0) |
| return 1; |
| |
| av_hash_init(ctx); |
| av_hash_update(ctx, src, SRC_BUF_SIZE); |
| memset(dst, 0, DST_BUF_SIZE); |
| av_hash_final_hex(ctx, dst, DST_BUF_SIZE); |
| printf("%s hex: %s\n", av_hash_get_name(ctx), dst); |
| |
| av_hash_init(ctx); |
| av_hash_update(ctx, src, SRC_BUF_SIZE); |
| av_hash_final_bin(ctx, dst, DST_BUF_SIZE); |
| printf("%s bin: ", av_hash_get_name(ctx)); |
| for (j = 0; j < av_hash_get_size(ctx); j++) { |
| printf("%#x ", dst[j]); |
| } |
| printf("\n"); |
| |
| av_hash_init(ctx); |
| av_hash_update(ctx, src, SRC_BUF_SIZE); |
| av_hash_final_b64(ctx, dst, DST_BUF_SIZE); |
| printf("%s b64: %s\n", av_hash_get_name(ctx), dst); |
| av_hash_freep(&ctx); |
| } |
| return 0; |
| } |