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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 VI |
33 | #ifdef _WIN32 |
34 | // Windows: Avoid namespace pollution by thread.hpp (which includes windows.h). | |
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 | |
82c7f640 | 43 | struct srd_decoder; |
8bd26d8b | 44 | struct srd_channel; |
82c7f640 | 45 | |
e8d00928 | 46 | namespace sigrok { |
7d80a651 JH |
47 | class Analog; |
48 | class Channel; | |
49 | class Device; | |
50 | class Logic; | |
51 | class Meta; | |
52 | class Packet; | |
53 | class Session; | |
e8d00928 ML |
54 | } |
55 | ||
51e77110 JH |
56 | namespace pv { |
57 | ||
dc0867ff JH |
58 | class DeviceManager; |
59 | ||
1b1ec774 JH |
60 | namespace data { |
61 | class Analog; | |
f3d66e52 | 62 | class AnalogSegment; |
1b1ec774 | 63 | class Logic; |
f3d66e52 | 64 | class LogicSegment; |
02412f0b | 65 | class SignalData; |
1b1ec774 | 66 | } |
8d634081 | 67 | |
da30ecb7 JH |
68 | namespace devices { |
69 | class Device; | |
70 | } | |
71 | ||
8d634081 | 72 | namespace view { |
b9329558 | 73 | class DecodeTrace; |
3045c869 | 74 | class LogicSignal; |
28a4c9c5 | 75 | class Signal; |
8d634081 | 76 | } |
2953961c | 77 | |
2b81ae46 | 78 | class Session : public QObject |
2953961c | 79 | { |
009e1503 JH |
80 | Q_OBJECT |
81 | ||
5b7cf66c JH |
82 | public: |
83 | enum capture_state { | |
84 | Stopped, | |
2b49eeb0 | 85 | AwaitingTrigger, |
5b7cf66c JH |
86 | Running |
87 | }; | |
88 | ||
2953961c | 89 | public: |
2b81ae46 | 90 | Session(DeviceManager &device_manager); |
2953961c | 91 | |
2b81ae46 | 92 | ~Session(); |
2953961c | 93 | |
4cb0b033 JH |
94 | DeviceManager& device_manager(); |
95 | ||
96 | const DeviceManager& device_manager() const; | |
97 | ||
da30ecb7 | 98 | std::shared_ptr<sigrok::Session> session() const; |
1f4caa77 | 99 | |
da30ecb7 | 100 | std::shared_ptr<devices::Device> device() const; |
dc0867ff | 101 | |
d64d1596 JH |
102 | /** |
103 | * Sets device instance that will be used in the next capture session. | |
104 | */ | |
da30ecb7 | 105 | void set_device(std::shared_ptr<devices::Device> device); |
dc0867ff | 106 | |
6fd0b639 JH |
107 | void set_default_device(); |
108 | ||
5b7cf66c JH |
109 | capture_state get_capture_state() const; |
110 | ||
d2344534 | 111 | void start_capture(std::function<void (const QString)> error_handler); |
274d4f13 | 112 | |
5b7cf66c JH |
113 | void stop_capture(); |
114 | ||
f9abf97e | 115 | std::set< std::shared_ptr<data::SignalData> > get_data() const; |
02412f0b | 116 | |
bf914698 | 117 | const std::unordered_set< std::shared_ptr<view::Signal> > |
78b0af3e | 118 | signals() const; |
e3f65ace | 119 | |
269528f5 | 120 | #ifdef ENABLE_DECODE |
4e5a4405 | 121 | bool add_decoder(srd_decoder *const dec); |
82c7f640 | 122 | |
f9abf97e | 123 | std::vector< std::shared_ptr<view::DecodeTrace> > |
38eeddea JH |
124 | get_decode_signals() const; |
125 | ||
b9329558 | 126 | void remove_decode_signal(view::DecodeTrace *signal); |
269528f5 | 127 | #endif |
c51482b3 | 128 | |
6ac96c2e JH |
129 | private: |
130 | void set_capture_state(capture_state state); | |
131 | ||
ffe00119 | 132 | void update_signals(); |
b087ba7f | 133 | |
6ac6242b | 134 | std::shared_ptr<view::Signal> signal_from_channel( |
e8d00928 | 135 | std::shared_ptr<sigrok::Channel> channel) const; |
3ddcc083 | 136 | |
2953961c | 137 | private: |
da30ecb7 | 138 | void sample_thread_proc(std::shared_ptr<devices::Device> device, |
d2344534 | 139 | std::function<void (const QString)> error_handler); |
2e2946fe | 140 | |
da30ecb7 | 141 | void feed_in_header(); |
eec446e1 | 142 | |
da30ecb7 | 143 | void feed_in_meta(std::shared_ptr<sigrok::Meta> meta); |
aba1dd16 | 144 | |
82f50b10 JH |
145 | void feed_in_frame_begin(); |
146 | ||
e8d00928 | 147 | void feed_in_logic(std::shared_ptr<sigrok::Logic> logic); |
aba1dd16 | 148 | |
e8d00928 | 149 | void feed_in_analog(std::shared_ptr<sigrok::Analog> analog); |
2953961c | 150 | |
e8d00928 ML |
151 | void data_feed_in(std::shared_ptr<sigrok::Device> device, |
152 | std::shared_ptr<sigrok::Packet> packet); | |
2953961c JH |
153 | |
154 | private: | |
8dbbc7f0 | 155 | DeviceManager &device_manager_; |
da30ecb7 | 156 | std::shared_ptr<devices::Device> device_; |
d64d1596 | 157 | |
8dbbc7f0 | 158 | std::vector< std::shared_ptr<view::DecodeTrace> > decode_traces_; |
82c7f640 | 159 | |
8dbbc7f0 JH |
160 | mutable std::mutex sampling_mutex_; |
161 | capture_state capture_state_; | |
5b7cf66c | 162 | |
8dbbc7f0 | 163 | mutable boost::shared_mutex signals_mutex_; |
78b0af3e | 164 | std::unordered_set< std::shared_ptr<view::Signal> > signals_; |
3868e5fa | 165 | |
8524a597 | 166 | mutable std::recursive_mutex data_mutex_; |
8dbbc7f0 | 167 | std::shared_ptr<data::Logic> logic_data_; |
ff008de6 | 168 | uint64_t cur_samplerate_; |
f3d66e52 JH |
169 | std::shared_ptr<data::LogicSegment> cur_logic_segment_; |
170 | std::map< std::shared_ptr<sigrok::Channel>, std::shared_ptr<data::AnalogSegment> > | |
171 | cur_analog_segments_; | |
009e1503 | 172 | |
8dbbc7f0 | 173 | std::thread sampling_thread_; |
2e2946fe | 174 | |
e7216ae0 SA |
175 | bool out_of_memory_; |
176 | ||
e9213170 | 177 | Q_SIGNALS: |
6ac96c2e | 178 | void capture_state_changed(int state); |
20f81a58 | 179 | void device_selected(); |
6ac96c2e | 180 | |
69dd2b03 JH |
181 | void signals_changed(); |
182 | ||
82f50b10 JH |
183 | void frame_began(); |
184 | ||
1f374035 JH |
185 | void data_received(); |
186 | ||
187 | void frame_ended(); | |
2953961c JH |
188 | }; |
189 | ||
51e77110 JH |
190 | } // namespace pv |
191 | ||
8e99ef96 | 192 | #endif // PULSEVIEW_PV_SESSION_HPP |