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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4349 | Serge | 1 | /* |
| 2 | * Copyright (c) 2003 Michael Niedermayer |
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| 3 | * |
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| 4 | * This file is part of FFmpeg. |
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| 5 | * |
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| 6 | * FFmpeg is free software; you can redistribute it and/or |
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| 7 | * modify it under the terms of the GNU Lesser General Public |
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| 8 | * License as published by the Free Software Foundation; either |
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| 9 | * version 2.1 of the License, or (at your option) any later version. |
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| 10 | * |
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| 11 | * FFmpeg is distributed in the hope that it will be useful, |
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 14 | * Lesser General Public License for more details. |
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| 15 | * |
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| 16 | * You should have received a copy of the GNU Lesser General Public |
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| 17 | * License along with FFmpeg; if not, write to the Free Software |
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| 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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| 19 | */ |
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| 20 | |||
| 21 | #include |
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| 22 | #include |
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| 23 | |||
| 24 | #include "libavutil/mem.h" |
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| 25 | |||
| 26 | #include "get_bits.h" |
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| 27 | #include "golomb.h" |
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| 28 | #include "put_bits.h" |
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| 29 | |||
| 30 | #define COUNT 8191 |
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| 31 | #define SIZE (COUNT * 4) |
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| 32 | |||
| 33 | int main(void) |
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| 34 | { |
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| 35 | int i, ret = 0; |
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| 36 | uint8_t *temp; |
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| 37 | PutBitContext pb; |
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| 38 | GetBitContext gb; |
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| 39 | |||
| 40 | temp = av_malloc(SIZE); |
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| 41 | if (!temp) |
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| 42 | return 2; |
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| 43 | |||
| 44 | init_put_bits(&pb, temp, SIZE); |
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| 45 | for (i = 0; i < COUNT; i++) |
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| 46 | set_ue_golomb(&pb, i); |
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| 47 | flush_put_bits(&pb); |
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| 48 | |||
| 49 | init_get_bits(&gb, temp, 8 * SIZE); |
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| 50 | for (i = 0; i < COUNT; i++) { |
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| 51 | int j, s = show_bits(&gb, 25); |
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| 52 | |||
| 53 | j = get_ue_golomb(&gb); |
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| 54 | if (j != i) { |
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| 55 | fprintf(stderr, "get_ue_golomb: expected %d, got %d. bits: %7x\n", |
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| 56 | i, j, s); |
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| 57 | ret = 1; |
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| 58 | } |
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| 59 | } |
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| 60 | |||
| 61 | #define EXTEND(i) (i << 3 | i & 7) |
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| 62 | init_put_bits(&pb, temp, SIZE); |
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| 63 | for (i = 0; i < COUNT; i++) |
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| 64 | set_ue_golomb(&pb, EXTEND(i)); |
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| 65 | flush_put_bits(&pb); |
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| 66 | |||
| 67 | init_get_bits(&gb, temp, 8 * SIZE); |
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| 68 | for (i = 0; i < COUNT; i++) { |
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| 69 | int j, s = show_bits_long(&gb, 32); |
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| 70 | |||
| 71 | j = get_ue_golomb_long(&gb); |
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| 72 | if (j != EXTEND(i)) { |
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| 73 | fprintf(stderr, "get_ue_golomb_long: expected %d, got %d. " |
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| 74 | "bits: %8x\n", EXTEND(i), j, s); |
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| 75 | ret = 1; |
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| 76 | } |
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| 77 | } |
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| 78 | |||
| 79 | init_put_bits(&pb, temp, SIZE); |
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| 80 | for (i = 0; i < COUNT; i++) |
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| 81 | set_se_golomb(&pb, i - COUNT / 2); |
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| 82 | flush_put_bits(&pb); |
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| 83 | |||
| 84 | init_get_bits(&gb, temp, 8 * SIZE); |
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| 85 | for (i = 0; i < COUNT; i++) { |
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| 86 | int j, s = show_bits(&gb, 25); |
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| 87 | |||
| 88 | j = get_se_golomb(&gb); |
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| 89 | if (j != i - COUNT / 2) { |
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| 90 | fprintf(stderr, "get_se_golomb: expected %d, got %d. bits: %7x\n", |
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| 91 | i - COUNT / 2, j, s); |
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| 92 | ret = 1; |
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| 93 | } |
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| 94 | } |
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| 95 | |||
| 96 | av_free(temp); |
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| 97 | |||
| 98 | return ret; |
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| 99 | } |