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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 { | |
82c7f640 | 52 | class DecodeSignal; |
28a4c9c5 | 53 | class Signal; |
8d634081 | 54 | } |
2953961c | 55 | |
009e1503 | 56 | class SigSession : public QObject |
2953961c | 57 | { |
009e1503 JH |
58 | Q_OBJECT |
59 | ||
5b7cf66c JH |
60 | public: |
61 | enum capture_state { | |
62 | Stopped, | |
2b49eeb0 | 63 | AwaitingTrigger, |
5b7cf66c JH |
64 | Running |
65 | }; | |
66 | ||
2953961c | 67 | public: |
dc0867ff | 68 | SigSession(DeviceManager &device_manager); |
2953961c JH |
69 | |
70 | ~SigSession(); | |
71 | ||
dc0867ff JH |
72 | struct sr_dev_inst* get_device() const; |
73 | ||
d64d1596 JH |
74 | /** |
75 | * Sets device instance that will be used in the next capture session. | |
76 | */ | |
77 | void set_device(struct sr_dev_inst *sdi); | |
78 | ||
dc0867ff JH |
79 | void release_device(struct sr_dev_inst *sdi); |
80 | ||
f2edb557 JH |
81 | void load_file(const std::string &name, |
82 | boost::function<void (const QString)> error_handler); | |
2953961c | 83 | |
5b7cf66c JH |
84 | capture_state get_capture_state() const; |
85 | ||
d64d1596 | 86 | void start_capture(uint64_t record_length, |
f2edb557 | 87 | boost::function<void (const QString)> error_handler); |
274d4f13 | 88 | |
5b7cf66c JH |
89 | void stop_capture(); |
90 | ||
3868e5fa | 91 | std::vector< boost::shared_ptr<view::Signal> > |
38eeddea | 92 | get_signals() const; |
e3f65ace | 93 | |
1b1ec774 | 94 | boost::shared_ptr<data::Logic> get_data(); |
adb4b10c | 95 | |
708c5523 JH |
96 | void add_decoder(srd_decoder *const dec, |
97 | std::map<const srd_probe*, | |
67fe5e9c JH |
98 | boost::shared_ptr<view::Signal> > probes, |
99 | GHashTable *options); | |
82c7f640 | 100 | |
38eeddea JH |
101 | std::vector< boost::shared_ptr<view::DecodeSignal> > |
102 | get_decode_signals() const; | |
103 | ||
c51482b3 JH |
104 | void remove_decode_signal(view::DecodeSignal *signal); |
105 | ||
6ac96c2e JH |
106 | private: |
107 | void set_capture_state(capture_state state); | |
108 | ||
b698553c | 109 | void update_signals(const sr_dev_inst *const sdi); |
b087ba7f | 110 | |
2b49eeb0 JH |
111 | bool is_trigger_enabled() const; |
112 | ||
deef291c JH |
113 | void read_sample_rate(const sr_dev_inst *const sdi); |
114 | ||
2953961c | 115 | private: |
728e5ef7 JH |
116 | /** |
117 | * Attempts to autodetect the format. Failing that | |
118 | * @param filename The filename of the input file. | |
119 | * @return A pointer to the 'struct sr_input_format' that should be | |
120 | * used, or NULL if no input format was selected or | |
121 | * auto-detected. | |
122 | */ | |
123 | static sr_input_format* determine_input_file_format( | |
124 | const std::string &filename); | |
125 | ||
126 | static sr_input* load_input_file_format( | |
127 | const std::string &filename, | |
128 | boost::function<void (const QString)> error_handler, | |
129 | sr_input_format *format = NULL); | |
130 | ||
e8c9f8a5 JH |
131 | void load_session_thread_proc( |
132 | boost::function<void (const QString)> error_handler); | |
133 | ||
134 | void load_input_thread_proc(const std::string name, sr_input *in, | |
f2edb557 | 135 | boost::function<void (const QString)> error_handler); |
8a67bd9e | 136 | |
2e2946fe | 137 | void sample_thread_proc(struct sr_dev_inst *sdi, |
f2edb557 JH |
138 | uint64_t record_length, |
139 | boost::function<void (const QString)> error_handler); | |
2e2946fe | 140 | |
eec446e1 JH |
141 | void feed_in_header(const sr_dev_inst *sdi); |
142 | ||
be73bdfa JH |
143 | void feed_in_meta(const sr_dev_inst *sdi, |
144 | const sr_datafeed_meta &meta); | |
aba1dd16 | 145 | |
9c112671 JH |
146 | void feed_in_logic(const sr_datafeed_logic &logic); |
147 | ||
aba1dd16 JH |
148 | void feed_in_analog(const sr_datafeed_analog &analog); |
149 | ||
04abfae9 | 150 | void data_feed_in(const struct sr_dev_inst *sdi, |
bc5c1a99 | 151 | const struct sr_datafeed_packet *packet); |
2953961c | 152 | |
04abfae9 | 153 | static void data_feed_in_proc(const struct sr_dev_inst *sdi, |
5045f16d | 154 | const struct sr_datafeed_packet *packet, void *cb_data); |
2953961c JH |
155 | |
156 | private: | |
dc0867ff | 157 | DeviceManager &_device_manager; |
d64d1596 JH |
158 | |
159 | /** | |
160 | * The device instance that will be used in the next capture session. | |
161 | */ | |
162 | struct sr_dev_inst *_sdi; | |
163 | ||
82c7f640 JH |
164 | std::vector< boost::shared_ptr<view::DecodeSignal> > _decode_traces; |
165 | ||
949f8050 | 166 | mutable boost::mutex _sampling_mutex; |
5b7cf66c JH |
167 | capture_state _capture_state; |
168 | ||
3868e5fa | 169 | mutable boost::mutex _signals_mutex; |
8d634081 | 170 | std::vector< boost::shared_ptr<view::Signal> > _signals; |
3868e5fa JH |
171 | |
172 | mutable boost::mutex _data_mutex; | |
1b1ec774 JH |
173 | boost::shared_ptr<data::Logic> _logic_data; |
174 | boost::shared_ptr<data::LogicSnapshot> _cur_logic_snapshot; | |
175 | boost::shared_ptr<data::Analog> _analog_data; | |
176 | boost::shared_ptr<data::AnalogSnapshot> _cur_analog_snapshot; | |
009e1503 | 177 | |
e042ad64 | 178 | boost::thread _sampling_thread; |
2e2946fe | 179 | |
009e1503 | 180 | signals: |
6ac96c2e JH |
181 | void capture_state_changed(int state); |
182 | ||
69dd2b03 JH |
183 | void signals_changed(); |
184 | ||
04abfae9 | 185 | void data_updated(); |
2953961c JH |
186 | |
187 | private: | |
188 | // TODO: This should not be necessary. Multiple concurrent | |
189 | // sessions should should be supported and it should be | |
190 | // possible to associate a pointer with a sr_session. | |
04abfae9 | 191 | static SigSession *_session; |
2953961c JH |
192 | }; |
193 | ||
51e77110 JH |
194 | } // namespace pv |
195 | ||
640d091b | 196 | #endif // PULSEVIEW_PV_SIGSESSION_H |