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2953961c | 1 | /* |
b3f22de0 | 2 | * This file is part of the PulseView project. |
2953961c JH |
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 | ||
640d091b UH |
21 | #ifndef PULSEVIEW_PV_SIGSESSION_H |
22 | #define PULSEVIEW_PV_SIGSESSION_H | |
2953961c | 23 | |
f2edb557 | 24 | #include <boost/function.hpp> |
28a4c9c5 | 25 | #include <boost/shared_ptr.hpp> |
2e2946fe | 26 | #include <boost/thread.hpp> |
28a4c9c5 | 27 | |
708c5523 | 28 | #include <map> |
28a4c9c5 | 29 | #include <string> |
e3f65ace | 30 | #include <vector> |
28a4c9c5 | 31 | |
009e1503 | 32 | #include <QObject> |
f2edb557 | 33 | #include <QString> |
009e1503 | 34 | |
2953961c | 35 | #include <libsigrok/libsigrok.h> |
2953961c | 36 | |
82c7f640 | 37 | struct srd_decoder; |
708c5523 | 38 | struct srd_probe; |
82c7f640 | 39 | |
51e77110 JH |
40 | namespace pv { |
41 | ||
dc0867ff JH |
42 | class DeviceManager; |
43 | ||
1b1ec774 JH |
44 | namespace data { |
45 | class Analog; | |
46 | class AnalogSnapshot; | |
47 | class Logic; | |
48 | class LogicSnapshot; | |
49 | } | |
8d634081 JH |
50 | |
51 | namespace view { | |
b9329558 | 52 | class DecodeTrace; |
3045c869 | 53 | class LogicSignal; |
28a4c9c5 | 54 | class Signal; |
8d634081 | 55 | } |
2953961c | 56 | |
009e1503 | 57 | class SigSession : public QObject |
2953961c | 58 | { |
009e1503 JH |
59 | Q_OBJECT |
60 | ||
5b7cf66c JH |
61 | public: |
62 | enum capture_state { | |
63 | Stopped, | |
2b49eeb0 | 64 | AwaitingTrigger, |
5b7cf66c JH |
65 | Running |
66 | }; | |
67 | ||
2953961c | 68 | public: |
dc0867ff | 69 | SigSession(DeviceManager &device_manager); |
2953961c JH |
70 | |
71 | ~SigSession(); | |
72 | ||
dc0867ff JH |
73 | struct sr_dev_inst* get_device() const; |
74 | ||
d64d1596 JH |
75 | /** |
76 | * Sets device instance that will be used in the next capture session. | |
77 | */ | |
78 | void set_device(struct sr_dev_inst *sdi); | |
79 | ||
dc0867ff JH |
80 | void release_device(struct sr_dev_inst *sdi); |
81 | ||
f2edb557 JH |
82 | void load_file(const std::string &name, |
83 | boost::function<void (const QString)> error_handler); | |
2953961c | 84 | |
5b7cf66c JH |
85 | capture_state get_capture_state() const; |
86 | ||
d64d1596 | 87 | void start_capture(uint64_t record_length, |
f2edb557 | 88 | boost::function<void (const QString)> error_handler); |
274d4f13 | 89 | |
5b7cf66c JH |
90 | void stop_capture(); |
91 | ||
3868e5fa | 92 | std::vector< boost::shared_ptr<view::Signal> > |
38eeddea | 93 | get_signals() const; |
e3f65ace | 94 | |
1b1ec774 | 95 | boost::shared_ptr<data::Logic> get_data(); |
adb4b10c | 96 | |
4e5a4405 | 97 | bool add_decoder(srd_decoder *const dec); |
82c7f640 | 98 | |
b9329558 | 99 | std::vector< boost::shared_ptr<view::DecodeTrace> > |
38eeddea JH |
100 | get_decode_signals() const; |
101 | ||
b9329558 | 102 | void remove_decode_signal(view::DecodeTrace *signal); |
c51482b3 | 103 | |
6ac96c2e JH |
104 | private: |
105 | void set_capture_state(capture_state state); | |
106 | ||
b698553c | 107 | void update_signals(const sr_dev_inst *const sdi); |
b087ba7f | 108 | |
2b49eeb0 JH |
109 | bool is_trigger_enabled() const; |
110 | ||
deef291c JH |
111 | void read_sample_rate(const sr_dev_inst *const sdi); |
112 | ||
2953961c | 113 | private: |
728e5ef7 JH |
114 | /** |
115 | * Attempts to autodetect the format. Failing that | |
116 | * @param filename The filename of the input file. | |
117 | * @return A pointer to the 'struct sr_input_format' that should be | |
118 | * used, or NULL if no input format was selected or | |
119 | * auto-detected. | |
120 | */ | |
121 | static sr_input_format* determine_input_file_format( | |
122 | const std::string &filename); | |
123 | ||
124 | static sr_input* load_input_file_format( | |
125 | const std::string &filename, | |
126 | boost::function<void (const QString)> error_handler, | |
127 | sr_input_format *format = NULL); | |
128 | ||
e8c9f8a5 JH |
129 | void load_session_thread_proc( |
130 | boost::function<void (const QString)> error_handler); | |
131 | ||
132 | void load_input_thread_proc(const std::string name, sr_input *in, | |
f2edb557 | 133 | boost::function<void (const QString)> error_handler); |
8a67bd9e | 134 | |
2e2946fe | 135 | void sample_thread_proc(struct sr_dev_inst *sdi, |
f2edb557 JH |
136 | uint64_t record_length, |
137 | boost::function<void (const QString)> error_handler); | |
2e2946fe | 138 | |
eec446e1 JH |
139 | void feed_in_header(const sr_dev_inst *sdi); |
140 | ||
be73bdfa JH |
141 | void feed_in_meta(const sr_dev_inst *sdi, |
142 | const sr_datafeed_meta &meta); | |
aba1dd16 | 143 | |
9c112671 JH |
144 | void feed_in_logic(const sr_datafeed_logic &logic); |
145 | ||
aba1dd16 JH |
146 | void feed_in_analog(const sr_datafeed_analog &analog); |
147 | ||
04abfae9 | 148 | void data_feed_in(const struct sr_dev_inst *sdi, |
bc5c1a99 | 149 | const struct sr_datafeed_packet *packet); |
2953961c | 150 | |
04abfae9 | 151 | static void data_feed_in_proc(const struct sr_dev_inst *sdi, |
5045f16d | 152 | const struct sr_datafeed_packet *packet, void *cb_data); |
2953961c JH |
153 | |
154 | private: | |
dc0867ff | 155 | DeviceManager &_device_manager; |
d64d1596 JH |
156 | |
157 | /** | |
158 | * The device instance that will be used in the next capture session. | |
159 | */ | |
160 | struct sr_dev_inst *_sdi; | |
161 | ||
b9329558 | 162 | std::vector< boost::shared_ptr<view::DecodeTrace> > _decode_traces; |
82c7f640 | 163 | |
949f8050 | 164 | mutable boost::mutex _sampling_mutex; |
5b7cf66c JH |
165 | capture_state _capture_state; |
166 | ||
3868e5fa | 167 | mutable boost::mutex _signals_mutex; |
8d634081 | 168 | std::vector< boost::shared_ptr<view::Signal> > _signals; |
3868e5fa JH |
169 | |
170 | mutable boost::mutex _data_mutex; | |
1b1ec774 JH |
171 | boost::shared_ptr<data::Logic> _logic_data; |
172 | boost::shared_ptr<data::LogicSnapshot> _cur_logic_snapshot; | |
173 | boost::shared_ptr<data::Analog> _analog_data; | |
174 | boost::shared_ptr<data::AnalogSnapshot> _cur_analog_snapshot; | |
009e1503 | 175 | |
e042ad64 | 176 | boost::thread _sampling_thread; |
2e2946fe | 177 | |
009e1503 | 178 | signals: |
6ac96c2e JH |
179 | void capture_state_changed(int state); |
180 | ||
69dd2b03 JH |
181 | void signals_changed(); |
182 | ||
04abfae9 | 183 | void data_updated(); |
2953961c JH |
184 | |
185 | private: | |
186 | // TODO: This should not be necessary. Multiple concurrent | |
187 | // sessions should should be supported and it should be | |
188 | // possible to associate a pointer with a sr_session. | |
04abfae9 | 189 | static SigSession *_session; |
2953961c JH |
190 | }; |
191 | ||
51e77110 JH |
192 | } // namespace pv |
193 | ||
640d091b | 194 | #endif // PULSEVIEW_PV_SIGSESSION_H |