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1 /* | 1 /* |
2 * Copyright (c) 2010 The VP8 project authors. All Rights Reserved. | 2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 4 * Use of this source code is governed by a BSD-style license |
5 * that can be found in the LICENSE file in the root of the source | 5 * that can be found in the LICENSE file in the root of the source |
6 * tree. An additional intellectual property rights grant can be found | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
11 | 11 |
12 #include <math.h> | 12 #include <math.h> |
13 #include <stdio.h> | 13 #include <stdio.h> |
14 #include <string.h> | 14 #include <string.h> |
15 #include <assert.h> | 15 #include <assert.h> |
16 #include "onyx_int.h" | 16 #include "onyx_int.h" |
17 #include "tokenize.h" | 17 #include "tokenize.h" |
18 #include "vpx_mem/vpx_mem.h" | 18 #include "vpx_mem/vpx_mem.h" |
19 | 19 |
20 /* Global event counters used for accumulating statistics across several | 20 /* Global event counters used for accumulating statistics across several |
21 compressions, then generating context.c = initial stats. */ | 21 compressions, then generating context.c = initial stats. */ |
22 | 22 |
23 #ifdef ENTROPY_STATS | 23 #ifdef ENTROPY_STATS |
24 _int64 context_counters[BLOCK_TYPES] [COEF_BANDS] [PREV_COEF_CONTEXTS] [vp8_coef
_tokens]; | 24 _int64 context_counters[BLOCK_TYPES] [COEF_BANDS] [PREV_COEF_CONTEXTS] [vp8_coef
_tokens]; |
25 #endif | 25 #endif |
26 void vp8_stuff_mb(VP8_COMP *cpi, MACROBLOCKD *x, TOKENEXTRA **t) ; | 26 void vp8_stuff_mb(VP8_COMP *cpi, MACROBLOCKD *x, TOKENEXTRA **t) ; |
27 void vp8_fix_contexts(MACROBLOCKD *x); | 27 void vp8_fix_contexts(MACROBLOCKD *x); |
28 | 28 |
29 TOKENEXTRA vp8_dct_value_tokens[DCT_MAX_VALUE*2]; | 29 TOKENVALUE vp8_dct_value_tokens[DCT_MAX_VALUE*2]; |
30 const TOKENEXTRA *vp8_dct_value_tokens_ptr; | 30 const TOKENVALUE *vp8_dct_value_tokens_ptr; |
31 int vp8_dct_value_cost[DCT_MAX_VALUE*2]; | 31 int vp8_dct_value_cost[DCT_MAX_VALUE*2]; |
32 const int *vp8_dct_value_cost_ptr; | 32 const int *vp8_dct_value_cost_ptr; |
33 #if 0 | 33 #if 0 |
34 int skip_true_count = 0; | 34 int skip_true_count = 0; |
35 int skip_false_count = 0; | 35 int skip_false_count = 0; |
36 #endif | 36 #endif |
37 static void fill_value_tokens() | 37 static void fill_value_tokens() |
38 { | 38 { |
39 | 39 |
40 TOKENEXTRA *const t = vp8_dct_value_tokens + DCT_MAX_VALUE; | 40 TOKENVALUE *const t = vp8_dct_value_tokens + DCT_MAX_VALUE; |
41 vp8_extra_bit_struct *const e = vp8_extra_bits; | 41 vp8_extra_bit_struct *const e = vp8_extra_bits; |
42 | 42 |
43 int i = -DCT_MAX_VALUE; | 43 int i = -DCT_MAX_VALUE; |
44 int sign = 1; | 44 int sign = 1; |
45 | 45 |
46 do | 46 do |
47 { | 47 { |
48 if (!i) | 48 if (!i) |
49 sign = 0; | 49 sign = 0; |
50 | 50 |
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548 vpx_memset(x->above_context, 0, sizeof(ENTROPY_CONTEXT_PLANES)); | 548 vpx_memset(x->above_context, 0, sizeof(ENTROPY_CONTEXT_PLANES)); |
549 vpx_memset(x->left_context, 0, sizeof(ENTROPY_CONTEXT_PLANES)); | 549 vpx_memset(x->left_context, 0, sizeof(ENTROPY_CONTEXT_PLANES)); |
550 } | 550 } |
551 else | 551 else |
552 { | 552 { |
553 vpx_memset(x->above_context, 0, sizeof(ENTROPY_CONTEXT_PLANES)-1); | 553 vpx_memset(x->above_context, 0, sizeof(ENTROPY_CONTEXT_PLANES)-1); |
554 vpx_memset(x->left_context, 0, sizeof(ENTROPY_CONTEXT_PLANES)-1); | 554 vpx_memset(x->left_context, 0, sizeof(ENTROPY_CONTEXT_PLANES)-1); |
555 } | 555 } |
556 | 556 |
557 } | 557 } |
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