/src/libvpx/vp8/decoder/treereader.h
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1 | | /* |
2 | | * Copyright (c) 2010 The WebM project authors. All Rights Reserved. |
3 | | * |
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 |
6 | | * tree. An additional intellectual property rights grant can be found |
7 | | * in the file PATENTS. All contributing project authors may |
8 | | * be found in the AUTHORS file in the root of the source tree. |
9 | | */ |
10 | | |
11 | | #ifndef VPX_VP8_DECODER_TREEREADER_H_ |
12 | | #define VPX_VP8_DECODER_TREEREADER_H_ |
13 | | |
14 | | #include "./vpx_config.h" |
15 | | #include "vp8/common/treecoder.h" |
16 | | #include "dboolhuff.h" |
17 | | |
18 | | #ifdef __cplusplus |
19 | | extern "C" { |
20 | | #endif |
21 | | |
22 | | typedef BOOL_DECODER vp8_reader; |
23 | | |
24 | 12.3G | #define vp8_read vp8dx_decode_bool |
25 | 1.02M | #define vp8_read_literal vp8_decode_value |
26 | 1.12M | #define vp8_read_bit(R) vp8_read(R, vp8_prob_half) |
27 | | |
28 | | /* Intent of tree data structure is to make decoding trivial. */ |
29 | | |
30 | | static INLINE int vp8_treed_read( |
31 | | vp8_reader *const r, /* !!! must return a 0 or 1 !!! */ |
32 | 11.2G | vp8_tree t, const vp8_prob *const p) { |
33 | 11.2G | vp8_tree_index i = 0; |
34 | | |
35 | 11.3G | while ((i = t[i + vp8_read(r, p[i >> 1])]) > 0) { |
36 | 64.2M | } |
37 | | |
38 | 11.2G | return -i; |
39 | 11.2G | } Unexecuted instantiation: vp8_dx_iface.c:vp8_treed_read Unexecuted instantiation: onyxd_if.c:vp8_treed_read Unexecuted instantiation: threading.c:vp8_treed_read Unexecuted instantiation: decodeframe.c:vp8_treed_read Unexecuted instantiation: detokenize.c:vp8_treed_read decodemv.c:vp8_treed_read Line | Count | Source | 32 | 11.2G | vp8_tree t, const vp8_prob *const p) { | 33 | 11.2G | vp8_tree_index i = 0; | 34 | | | 35 | 11.3G | while ((i = t[i + vp8_read(r, p[i >> 1])]) > 0) { | 36 | 64.2M | } | 37 | | | 38 | 11.2G | return -i; | 39 | 11.2G | } |
|
40 | | |
41 | | #ifdef __cplusplus |
42 | | } // extern "C" |
43 | | #endif |
44 | | |
45 | | #endif // VPX_VP8_DECODER_TREEREADER_H_ |