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2953961c | 1 | /* |
b3f22de0 | 2 | * This file is part of the PulseView project. |
2953961c | 3 | * |
1bc6525b | 4 | * Copyright (C) 2012-14 Joel Holdsworth <joel@airwebreathe.org.uk> |
2953961c JH |
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 | ||
8e99ef96 JH |
21 | #ifndef PULSEVIEW_PV_SESSION_HPP |
22 | #define PULSEVIEW_PV_SESSION_HPP | |
2953961c | 23 | |
708c5523 | 24 | #include <map> |
f9abf97e | 25 | #include <memory> |
3b68d03d | 26 | #include <mutex> |
bfc9f61e | 27 | #include <set> |
28a4c9c5 | 28 | #include <string> |
3b68d03d | 29 | #include <thread> |
78b0af3e | 30 | #include <unordered_set> |
e3f65ace | 31 | #include <vector> |
28a4c9c5 | 32 | |
627ffe3f | 33 | #ifdef _WIN32 |
35750e4d | 34 | // Windows: Avoid boost/thread namespace pollution (which includes windows.h). |
627ffe3f VI |
35 | #define NOGDI |
36 | #define NORESOURCE | |
37 | #endif | |
e71eb81c | 38 | #include <boost/thread/shared_mutex.hpp> |
aca64cac | 39 | |
009e1503 | 40 | #include <QObject> |
f2edb557 | 41 | #include <QString> |
009e1503 | 42 | |
48257a69 SA |
43 | #include "util.hpp" |
44 | ||
82c7f640 | 45 | struct srd_decoder; |
8bd26d8b | 46 | struct srd_channel; |
82c7f640 | 47 | |
e8d00928 | 48 | namespace sigrok { |
7d80a651 JH |
49 | class Analog; |
50 | class Channel; | |
51 | class Device; | |
52 | class Logic; | |
53 | class Meta; | |
54 | class Packet; | |
55 | class Session; | |
e8d00928 ML |
56 | } |
57 | ||
51e77110 JH |
58 | namespace pv { |
59 | ||
dc0867ff JH |
60 | class DeviceManager; |
61 | ||
1b1ec774 JH |
62 | namespace data { |
63 | class Analog; | |
f3d66e52 | 64 | class AnalogSegment; |
1b1ec774 | 65 | class Logic; |
f3d66e52 | 66 | class LogicSegment; |
bf0edd2b | 67 | class SignalBase; |
02412f0b | 68 | class SignalData; |
1b1ec774 | 69 | } |
8d634081 | 70 | |
da30ecb7 JH |
71 | namespace devices { |
72 | class Device; | |
73 | } | |
74 | ||
0f8f8c18 SA |
75 | namespace toolbars { |
76 | class MainBar; | |
77 | } | |
78 | ||
8d634081 | 79 | namespace view { |
47e9e7bb | 80 | class View; |
8d634081 | 81 | } |
2953961c | 82 | |
2b81ae46 | 83 | class Session : public QObject |
2953961c | 84 | { |
009e1503 JH |
85 | Q_OBJECT |
86 | ||
5b7cf66c JH |
87 | public: |
88 | enum capture_state { | |
89 | Stopped, | |
2b49eeb0 | 90 | AwaitingTrigger, |
5b7cf66c JH |
91 | Running |
92 | }; | |
93 | ||
2953961c | 94 | public: |
2b81ae46 | 95 | Session(DeviceManager &device_manager); |
2953961c | 96 | |
2b81ae46 | 97 | ~Session(); |
2953961c | 98 | |
4cb0b033 JH |
99 | DeviceManager& device_manager(); |
100 | ||
101 | const DeviceManager& device_manager() const; | |
102 | ||
da30ecb7 | 103 | std::shared_ptr<sigrok::Session> session() const; |
1f4caa77 | 104 | |
da30ecb7 | 105 | std::shared_ptr<devices::Device> device() const; |
dc0867ff | 106 | |
0f8f8c18 SA |
107 | std::shared_ptr<pv::view::View> main_view() const; |
108 | ||
109 | void set_main_bar(std::shared_ptr<pv::toolbars::MainBar> main_bar); | |
110 | ||
111 | std::shared_ptr<pv::toolbars::MainBar> main_bar() const; | |
112 | ||
d64d1596 JH |
113 | /** |
114 | * Sets device instance that will be used in the next capture session. | |
115 | */ | |
da30ecb7 | 116 | void set_device(std::shared_ptr<devices::Device> device); |
dc0867ff | 117 | |
6fd0b639 JH |
118 | void set_default_device(); |
119 | ||
5b7cf66c JH |
120 | capture_state get_capture_state() const; |
121 | ||
d2344534 | 122 | void start_capture(std::function<void (const QString)> error_handler); |
274d4f13 | 123 | |
5b7cf66c JH |
124 | void stop_capture(); |
125 | ||
2220e942 SA |
126 | double get_samplerate() const; |
127 | ||
47e9e7bb SA |
128 | void register_view(std::shared_ptr<pv::view::View> view); |
129 | ||
130 | void deregister_view(std::shared_ptr<pv::view::View> view); | |
131 | ||
132 | const std::unordered_set< std::shared_ptr<data::SignalBase> > | |
133 | signalbases() const; | |
e3f65ace | 134 | |
269528f5 | 135 | #ifdef ENABLE_DECODE |
4e5a4405 | 136 | bool add_decoder(srd_decoder *const dec); |
82c7f640 | 137 | |
bb7dd726 | 138 | void remove_decode_signal(std::shared_ptr<data::SignalBase> signalbase); |
269528f5 | 139 | #endif |
c51482b3 | 140 | |
6ac96c2e JH |
141 | private: |
142 | void set_capture_state(capture_state state); | |
143 | ||
ffe00119 | 144 | void update_signals(); |
b087ba7f | 145 | |
cbd2a2de | 146 | std::shared_ptr<data::SignalBase> signalbase_from_channel( |
e8d00928 | 147 | std::shared_ptr<sigrok::Channel> channel) const; |
3ddcc083 | 148 | |
2953961c | 149 | private: |
2b05d311 | 150 | void sample_thread_proc(std::function<void (const QString)> error_handler); |
2e2946fe | 151 | |
da30ecb7 | 152 | void feed_in_header(); |
eec446e1 | 153 | |
da30ecb7 | 154 | void feed_in_meta(std::shared_ptr<sigrok::Meta> meta); |
aba1dd16 | 155 | |
48257a69 SA |
156 | void feed_in_trigger(); |
157 | ||
82f50b10 JH |
158 | void feed_in_frame_begin(); |
159 | ||
e8d00928 | 160 | void feed_in_logic(std::shared_ptr<sigrok::Logic> logic); |
aba1dd16 | 161 | |
e8d00928 | 162 | void feed_in_analog(std::shared_ptr<sigrok::Analog> analog); |
2953961c | 163 | |
e8d00928 ML |
164 | void data_feed_in(std::shared_ptr<sigrok::Device> device, |
165 | std::shared_ptr<sigrok::Packet> packet); | |
2953961c JH |
166 | |
167 | private: | |
8dbbc7f0 | 168 | DeviceManager &device_manager_; |
da30ecb7 | 169 | std::shared_ptr<devices::Device> device_; |
d64d1596 | 170 | |
47e9e7bb | 171 | std::unordered_set< std::shared_ptr<pv::view::View> > views_; |
0f8f8c18 SA |
172 | std::shared_ptr<pv::view::View> main_view_; |
173 | ||
174 | std::shared_ptr<pv::toolbars::MainBar> main_bar_; | |
47e9e7bb | 175 | |
8f6b98ff | 176 | mutable std::mutex sampling_mutex_; //!< Protects access to capture_state_. |
8dbbc7f0 | 177 | capture_state capture_state_; |
5b7cf66c | 178 | |
bf0edd2b | 179 | |
47e9e7bb SA |
180 | std::unordered_set< std::shared_ptr<data::SignalBase> > signalbases_; |
181 | std::unordered_set< std::shared_ptr<data::SignalData> > all_signal_data_; | |
3868e5fa | 182 | |
8524a597 | 183 | mutable std::recursive_mutex data_mutex_; |
8dbbc7f0 | 184 | std::shared_ptr<data::Logic> logic_data_; |
ff008de6 | 185 | uint64_t cur_samplerate_; |
f3d66e52 JH |
186 | std::shared_ptr<data::LogicSegment> cur_logic_segment_; |
187 | std::map< std::shared_ptr<sigrok::Channel>, std::shared_ptr<data::AnalogSegment> > | |
188 | cur_analog_segments_; | |
009e1503 | 189 | |
8dbbc7f0 | 190 | std::thread sampling_thread_; |
2e2946fe | 191 | |
e7216ae0 SA |
192 | bool out_of_memory_; |
193 | ||
e9213170 | 194 | Q_SIGNALS: |
6ac96c2e | 195 | void capture_state_changed(int state); |
20f81a58 | 196 | void device_selected(); |
6ac96c2e | 197 | |
69dd2b03 JH |
198 | void signals_changed(); |
199 | ||
48257a69 SA |
200 | void trigger_event(util::Timestamp location); |
201 | ||
82f50b10 JH |
202 | void frame_began(); |
203 | ||
1f374035 JH |
204 | void data_received(); |
205 | ||
206 | void frame_ended(); | |
2953961c JH |
207 | }; |
208 | ||
51e77110 JH |
209 | } // namespace pv |
210 | ||
8e99ef96 | 211 | #endif // PULSEVIEW_PV_SESSION_HPP |