Commit | Line | Data |
---|---|---|
2ba45a60 DM |
1 | /* |
2 | * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at> | |
3 | * | |
4 | * This file is part of FFmpeg. | |
5 | * | |
6 | * FFmpeg is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU Lesser General Public | |
8 | * License as published by the Free Software Foundation; either | |
9 | * version 2.1 of the License, or (at your option) any later version. | |
10 | * | |
11 | * FFmpeg is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * Lesser General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU Lesser General Public | |
17 | * License along with FFmpeg; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | #include <stdint.h> | |
22 | #include <stdio.h> | |
23 | ||
24 | #include "libavutil/mem.h" | |
25 | ||
26 | #include "get_bits.h" | |
27 | #include "golomb.h" | |
28 | #include "put_bits.h" | |
29 | ||
30 | #define COUNT 8191 | |
31 | #define SIZE (COUNT * 4) | |
32 | ||
33 | int main(void) | |
34 | { | |
35 | int i, ret = 0; | |
36 | uint8_t *temp; | |
37 | PutBitContext pb; | |
38 | GetBitContext gb; | |
39 | ||
40 | temp = av_malloc(SIZE); | |
41 | if (!temp) | |
42 | return 2; | |
43 | ||
44 | init_put_bits(&pb, temp, SIZE); | |
45 | for (i = 0; i < COUNT; i++) | |
46 | set_ue_golomb(&pb, i); | |
47 | flush_put_bits(&pb); | |
48 | ||
49 | init_get_bits(&gb, temp, 8 * SIZE); | |
50 | for (i = 0; i < COUNT; i++) { | |
51 | int j, s = show_bits(&gb, 25); | |
52 | ||
53 | j = get_ue_golomb(&gb); | |
54 | if (j != i) { | |
55 | fprintf(stderr, "get_ue_golomb: expected %d, got %d. bits: %7x\n", | |
56 | i, j, s); | |
57 | ret = 1; | |
58 | } | |
59 | } | |
60 | ||
61 | #define EXTEND(i) ((i) << 3 | (i) & 7) | |
62 | init_put_bits(&pb, temp, SIZE); | |
63 | for (i = 0; i < COUNT; i++) | |
64 | set_ue_golomb(&pb, EXTEND(i)); | |
65 | flush_put_bits(&pb); | |
66 | ||
67 | init_get_bits(&gb, temp, 8 * SIZE); | |
68 | for (i = 0; i < COUNT; i++) { | |
69 | int j, s = show_bits_long(&gb, 32); | |
70 | ||
71 | j = get_ue_golomb_long(&gb); | |
72 | if (j != EXTEND(i)) { | |
73 | fprintf(stderr, "get_ue_golomb_long: expected %d, got %d. " | |
74 | "bits: %8x\n", EXTEND(i), j, s); | |
75 | ret = 1; | |
76 | } | |
77 | } | |
78 | ||
79 | init_put_bits(&pb, temp, SIZE); | |
80 | for (i = 0; i < COUNT; i++) | |
81 | set_se_golomb(&pb, i - COUNT / 2); | |
82 | flush_put_bits(&pb); | |
83 | ||
84 | init_get_bits(&gb, temp, 8 * SIZE); | |
85 | for (i = 0; i < COUNT; i++) { | |
86 | int j, s = show_bits(&gb, 25); | |
87 | ||
88 | j = get_se_golomb(&gb); | |
89 | if (j != i - COUNT / 2) { | |
90 | fprintf(stderr, "get_se_golomb: expected %d, got %d. bits: %7x\n", | |
91 | i - COUNT / 2, j, s); | |
92 | ret = 1; | |
93 | } | |
94 | } | |
95 | ||
96 | av_free(temp); | |
97 | ||
98 | return ret; | |
99 | } |