]>
Commit | Line | Data |
---|---|---|
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: |
4e5a4405 | 69 | Decoder(const srd_decoder *const decoder); |
119aff65 | 70 | |
640d69ce JH |
71 | virtual ~Decoder(); |
72 | ||
4e5a4405 JH |
73 | const srd_decoder* decoder() const; |
74 | ||
75 | const std::map<const srd_probe*, boost::shared_ptr<view::LogicSignal> >& | |
76 | probes() const; | |
77 | void set_probes(std::map<const srd_probe*, | |
78 | boost::shared_ptr<view::LogicSignal> > probes); | |
79 | ||
80 | const GHashTable* options() const; | |
81 | ||
82 | void set_option(const char *id, GVariant *value); | |
119aff65 | 83 | |
e0fc5810 JH |
84 | const std::vector< boost::shared_ptr<pv::view::decode::Annotation> > |
85 | annotations() const; | |
640d69ce | 86 | |
b6b267bb JH |
87 | QString error_message(); |
88 | ||
119aff65 JH |
89 | void clear_snapshots(); |
90 | ||
e332f6d3 | 91 | private: |
e0fc5810 JH |
92 | void begin_decode(); |
93 | ||
640d69ce JH |
94 | void decode_proc(boost::shared_ptr<data::Logic> data); |
95 | ||
e0fc5810 JH |
96 | static void annotation_callback(srd_proto_data *pdata, |
97 | void *decoder); | |
98 | ||
9cef9567 JH |
99 | signals: |
100 | void new_decode_data(); | |
101 | ||
119aff65 | 102 | private: |
fe89c961 JH |
103 | |
104 | /** | |
105 | * This mutex prevents more than one decode operation occuring | |
106 | * concurrently. | |
107 | * @todo A proper solution should be implemented to allow multiple | |
108 | * decode operations. | |
109 | */ | |
110 | static boost::mutex _global_decode_mutex; | |
111 | ||
119aff65 | 112 | const srd_decoder *const _decoder; |
3045c869 | 113 | std::map<const srd_probe*, boost::shared_ptr<view::LogicSignal> > |
708c5523 | 114 | _probes; |
67fe5e9c | 115 | GHashTable *_options; |
e332f6d3 | 116 | |
b6b267bb | 117 | mutable boost::mutex _mutex; |
e0fc5810 JH |
118 | std::vector< boost::shared_ptr<pv::view::decode::Annotation> > |
119 | _annotations; | |
b6b267bb | 120 | QString _error_message; |
e0fc5810 | 121 | |
640d69ce | 122 | boost::thread _decode_thread; |
b6b267bb JH |
123 | |
124 | friend class DecoderTest::TwoDecoder; | |
119aff65 JH |
125 | }; |
126 | ||
127 | } // namespace data | |
128 | } // namespace pv | |
129 | ||
130 | #endif // PULSEVIEW_PV_DATA_DECODER_H |