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71 lines
1.9 KiB
C
71 lines
1.9 KiB
C
/*
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* This file is part of Libav.
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*
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* Libav 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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* Libav 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 Libav; 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 "avcodec.h"
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#include "dsputil.h"
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#include "get_bits.h"
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#include "golomb.h"
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#include "put_bits.h"
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#undef printf
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#define COUNT 8000
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#define SIZE (COUNT * 40)
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int main(void)
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{
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int i;
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uint8_t temp[SIZE];
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PutBitContext pb;
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GetBitContext gb;
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init_put_bits(&pb, temp, SIZE);
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printf("testing unsigned exp golomb\n");
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for (i = 0; i < COUNT; i++)
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set_ue_golomb(&pb, i);
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flush_put_bits(&pb);
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init_get_bits(&gb, temp, 8 * SIZE);
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for (i = 0; i < COUNT; i++) {
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int j, s = show_bits(&gb, 24);
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j = get_ue_golomb(&gb);
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if (j != i)
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printf("mismatch at %d (%d should be %d) bits: %6X\n", i, j, i, s);
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}
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init_put_bits(&pb, temp, SIZE);
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printf("testing signed exp golomb\n");
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for (i = 0; i < COUNT; i++)
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set_se_golomb(&pb, i - COUNT / 2);
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flush_put_bits(&pb);
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init_get_bits(&gb, temp, 8 * SIZE);
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for (i = 0; i < COUNT; i++) {
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int j, s = show_bits(&gb, 24);
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j = get_se_golomb(&gb);
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if (j != i - COUNT / 2)
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printf("mismatch at %d (%d should be %d) bits: %6X\n", i, j, i, s);
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}
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return 0;
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}
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