| OLD | NEW |
| 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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