| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /* | ||
| 2 | * This file is part of FFmpeg. | ||
| 3 | * | ||
| 4 | * FFmpeg is free software; you can redistribute it and/or | ||
| 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 | * | ||
| 9 | * FFmpeg is distributed in the hope that it will be useful, | ||
| 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 | ||
| 15 | * License along with FFmpeg; if not, write to the Free Software | ||
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | ||
| 17 | */ | ||
| 18 | |||
| 19 | #include <stdint.h> | ||
| 20 | #include <stdio.h> | ||
| 21 | |||
| 22 | #include "libavutil/crc.h" | ||
| 23 | |||
| 24 | 1 | int main(void) | |
| 25 | { | ||
| 26 | uint8_t buf[1999]; | ||
| 27 | int i; | ||
| 28 | static const unsigned p[7][3] = { | ||
| 29 | { AV_CRC_32_IEEE_LE, 0xEDB88320, 0x3D5CDD04 }, | ||
| 30 | { AV_CRC_32_IEEE , 0x04C11DB7, 0xC0F5BAE0 }, | ||
| 31 | { AV_CRC_24_IEEE , 0x864CFB , 0xB704CE }, | ||
| 32 | { AV_CRC_16_ANSI_LE, 0xA001 , 0xBFD8 }, | ||
| 33 | { AV_CRC_16_ANSI , 0x8005 , 0x1FBB }, | ||
| 34 | { AV_CRC_8_ATM , 0x07 , 0xE3 }, | ||
| 35 | { AV_CRC_8_EBU , 0x1D , 0xD6 }, | ||
| 36 | }; | ||
| 37 | const AVCRC *ctx; | ||
| 38 | |||
| 39 |
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2000 | for (i = 0; i < sizeof(buf); i++) |
| 40 | 1999 | buf[i] = i + i * i; | |
| 41 | |||
| 42 |
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8 | for (i = 0; i < 7; i++) { |
| 43 | 7 | ctx = av_crc_get_table(p[i][0]); | |
| 44 | 7 | printf("crc %08X = %X\n", p[i][1], av_crc(ctx, 0, buf, sizeof(buf))); | |
| 45 | } | ||
| 46 | 1 | return 0; | |
| 47 | } | ||
| 48 |