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119aff65 JH |
1 | /* |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program 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 | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | #ifndef PULSEVIEW_PV_DATA_DECODER_H | |
22 | #define PULSEVIEW_PV_DATA_DECODER_H | |
23 | ||
24 | #include "signaldata.h" | |
25 | ||
708c5523 JH |
26 | #include <map> |
27 | ||
28 | #include <boost/shared_ptr.hpp> | |
640d69ce | 29 | #include <boost/thread.hpp> |
708c5523 | 30 | |
e0fc5810 | 31 | #include <QObject> |
b6b267bb | 32 | #include <QString> |
e0fc5810 | 33 | |
b213ef09 JH |
34 | #include <glib.h> |
35 | ||
119aff65 | 36 | struct srd_decoder; |
708c5523 | 37 | struct srd_probe; |
b213ef09 | 38 | struct srd_proto_data; |
b6b267bb JH |
39 | |
40 | namespace DecoderTest { | |
41 | class TwoDecoder; | |
42 | } | |
119aff65 JH |
43 | |
44 | namespace pv { | |
708c5523 JH |
45 | |
46 | namespace view { | |
3045c869 | 47 | class LogicSignal; |
e0fc5810 JH |
48 | |
49 | namespace decode { | |
50 | class Annotation; | |
51 | } | |
52 | ||
708c5523 JH |
53 | } |
54 | ||
119aff65 JH |
55 | namespace data { |
56 | ||
640d69ce JH |
57 | class Logic; |
58 | ||
e0fc5810 | 59 | class Decoder : public QObject, public SignalData |
119aff65 | 60 | { |
e0fc5810 JH |
61 | Q_OBJECT |
62 | ||
63 | private: | |
64 | static const double DecodeMargin; | |
65 | static const double DecodeThreshold; | |
66 | static const int64_t DecodeChunkLength; | |
67 | ||
119aff65 | 68 | public: |
e332f6d3 JH |
69 | Decoder(const srd_decoder *const decoder, |
70 | std::map<const srd_probe*, | |
3045c869 | 71 | boost::shared_ptr<pv::view::LogicSignal> > probes, |
67fe5e9c | 72 | GHashTable *options); |
119aff65 | 73 | |
640d69ce JH |
74 | virtual ~Decoder(); |
75 | ||
119aff65 JH |
76 | const srd_decoder* get_decoder() const; |
77 | ||
e0fc5810 JH |
78 | const std::vector< boost::shared_ptr<pv::view::decode::Annotation> > |
79 | annotations() const; | |
640d69ce | 80 | |
b6b267bb JH |
81 | QString error_message(); |
82 | ||
119aff65 JH |
83 | void clear_snapshots(); |
84 | ||
e332f6d3 | 85 | private: |
e0fc5810 JH |
86 | void begin_decode(); |
87 | ||
b6b267bb | 88 | void init_decoder(); |
e332f6d3 | 89 | |
640d69ce JH |
90 | void decode_proc(boost::shared_ptr<data::Logic> data); |
91 | ||
e0fc5810 JH |
92 | static void annotation_callback(srd_proto_data *pdata, |
93 | void *decoder); | |
94 | ||
9cef9567 JH |
95 | signals: |
96 | void new_decode_data(); | |
97 | ||
119aff65 JH |
98 | private: |
99 | const srd_decoder *const _decoder; | |
3045c869 | 100 | std::map<const srd_probe*, boost::shared_ptr<view::LogicSignal> > |
708c5523 | 101 | _probes; |
67fe5e9c | 102 | GHashTable *_options; |
e332f6d3 | 103 | |
b6b267bb | 104 | mutable boost::mutex _mutex; |
e0fc5810 JH |
105 | std::vector< boost::shared_ptr<pv::view::decode::Annotation> > |
106 | _annotations; | |
b6b267bb | 107 | QString _error_message; |
e0fc5810 | 108 | |
640d69ce | 109 | boost::thread _decode_thread; |
b6b267bb JH |
110 | |
111 | friend class DecoderTest::TwoDecoder; | |
119aff65 JH |
112 | }; |
113 | ||
114 | } // namespace data | |
115 | } // namespace pv | |
116 | ||
117 | #endif // PULSEVIEW_PV_DATA_DECODER_H |