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47 lines
1.5 KiB
47 lines
1.5 KiB
/* |
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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 <stdint.h> |
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#include <stdio.h> |
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#include "libavutil/crc.h" |
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int main(void) |
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{ |
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uint8_t buf[1999]; |
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int i; |
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static const unsigned p[7][3] = { |
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{ AV_CRC_32_IEEE_LE, 0xEDB88320, 0x3D5CDD04 }, |
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{ AV_CRC_32_IEEE , 0x04C11DB7, 0xC0F5BAE0 }, |
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{ AV_CRC_24_IEEE , 0x864CFB , 0xB704CE }, |
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{ AV_CRC_16_ANSI_LE, 0xA001 , 0xBFD8 }, |
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{ AV_CRC_16_ANSI , 0x8005 , 0x1FBB }, |
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{ AV_CRC_8_ATM , 0x07 , 0xE3 }, |
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{ AV_CRC_8_EBU , 0x1D , 0xD6 }, |
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}; |
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const AVCRC *ctx; |
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for (i = 0; i < sizeof(buf); i++) |
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buf[i] = i + i * i; |
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for (i = 0; i < 7; i++) { |
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ctx = av_crc_get_table(p[i][0]); |
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printf("crc %08X = %X\n", p[i][1], av_crc(ctx, 0, buf, sizeof(buf))); |
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} |
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return 0; |
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}
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