6 #include "midi_mapper.h"
10 #include <QMainWindow>
11 #include <QNetworkAccessManager>
17 #include <sys/types.h>
30 class MainWindow : public QMainWindow, public ControllerReceiver {
37 // HTTP callback. TODO: Does perhaps not belong to MainWindow?
38 std::pair<std::string, std::string> get_queue_status() const;
40 void display_frame(unsigned stream_idx, const FrameOnDisk &frame);
42 // ControllerReceiver interface.
43 void preview() override;
44 void queue() override;
47 void toggle_lock() override;
48 void jog(int delta) override;
49 void switch_camera(unsigned camera_idx) override;
50 void set_master_speed(float speed) override;
51 void cue_in() override;
52 void cue_out() override;
54 // Raw receivers are not used.
55 void controller_changed(unsigned controller) override {}
56 void note_on(unsigned note) override {}
61 QLabel *disk_free_label;
62 std::unique_ptr<Player> preview_player, live_player;
63 bool preview_playing = false;
67 // State when doing a scrub operation on a timestamp with the mouse.
68 bool scrubbing = false;
69 int scrub_x_origin; // In pixels on the viewport.
70 int64_t scrub_pts_origin;
72 // Which element (e.g. pts_in on clip 4) we are scrubbing.
73 enum ScrubType { SCRUBBING_CLIP_LIST,
74 SCRUBBING_PLAYLIST } scrub_type;
78 // Used to keep track of small mouse wheel motions on the camera index in the playlist.
79 int last_mousewheel_camera_row = -1;
80 int leftover_angle_degrees = 0;
82 // Normally, jog is only allowed if in the focus (well, selection) is
83 // on the in or out pts columns. However, changing camera (even when
84 // using a MIDI button) on the clip list changes the highlight,
85 // and we'd like to keep on jogging. Thus, as a special case, if you
86 // change to a camera column on the clip list (and don't change which
87 // clip you're looking at), the last column you were at will be stored here.
88 // If you then try to jog, we'll fetch the value from here and highlight it.
89 // Doing pretty much anything else is going to reset it back to -1, though.
90 int hidden_jog_column = -1;
92 // Some operations, notably scrubbing and scrolling, happen in so large increments
93 // that we want to group them instead of saving to disk every single time.
94 // If they happen (ie., we get a callback from the model that it's changed) while
95 // currently_deferring_model_changes, we fire off this timer. If it manages to elapse
96 // before some other event happens, we count the event. (If the other event is of the
97 // same kind, we just fire off the timer anew instead of taking any action.)
98 QTimer *defer_timeout;
99 std::string deferred_change_id;
100 StateProto deferred_state;
102 // NOTE: The undo stack always has the current state on top.
103 std::deque<StateProto> undo_stack, redo_stack;
105 // If we need to blink the lock light, we do so for only a second.
106 // This timer signals that we should end it.
107 QTimer *lock_blink_timeout;
109 // Before a change that should be deferred (see above), currently_deferring_model_changes
110 // must be set to true, and current_change_id must be given contents describing what's
111 // changed to avoid accidental grouping.
112 bool currently_deferring_model_changes = false;
113 std::string current_change_id;
115 mutable std::mutex queue_status_mu;
116 std::string queue_status; // Under queue_status_mu.
118 struct FrameAndDisplay {
120 JPEGFrameView *display;
121 QPushButton *preview_btn;
124 std::vector<FrameAndDisplay> displays;
126 // Used to get tally information, if a tally URL is set.
127 QNetworkAccessManager http;
128 QNetworkReply *http_reply = nullptr;
130 MIDIMapper midi_mapper;
132 void change_num_cameras();
133 void relayout_displays();
134 void cue_in_clicked();
135 void cue_out_clicked();
136 void queue_clicked();
137 void preview_clicked();
138 void preview_angle_clicked(unsigned stream_idx);
142 void speed_slider_changed(int percent);
143 void speed_lock_clicked();
144 void preview_player_done();
145 void live_player_done();
146 void live_player_clip_progress(const std::map<uint64_t, double> &progress, double time_remaining);
147 void set_output_status(const std::string &status);
148 void playlist_duplicate();
149 void playlist_remove();
150 void playlist_move(int delta);
152 enum JogDestination { JOG_CLIP_LIST, JOG_PLAYLIST };
153 void jog_internal(JogDestination jog_destination, int column, int row, int stream_idx, int pts_delta);
155 void defer_timer_expired();
156 void content_changed(); // In clip_list or play_list.
157 void state_changed(const StateProto &state); // Called post-filtering.
158 void save_settings();
160 void lock_blink_timer_expired();
162 enum Rounding { FIRST_AT_OR_AFTER,
164 void preview_single_frame(int64_t pts, unsigned stream_idx, Rounding rounding);
166 // Also covers when the playlist itself changes.
167 void playlist_selection_changed();
169 void clip_list_selection_changed(const QModelIndex ¤t, const QModelIndex &previous);
171 void resizeEvent(QResizeEvent *event) override;
172 bool eventFilter(QObject *watched, QEvent *event) override;
174 void report_disk_space(off_t free_bytes, double estimated_seconds_left);
175 void midi_mapping_triggered();
176 void exit_triggered();
177 void export_cliplist_clip_multitrack_triggered();
178 void export_playlist_clip_interpolated_triggered();
179 void manual_triggered();
180 void about_triggered();
181 void undo_triggered();
182 void redo_triggered();
183 void quality_toggled(int quality, bool checked);
184 void in_padding_toggled(double seconds, bool checked);
185 void out_padding_toggled(double seconds, bool checked);
186 void hide_camera_toggled(unsigned camera_idx, bool checked);
188 void highlight_camera_input(int stream_idx);
189 void enable_or_disable_preview_button();
190 void enable_or_disable_queue_button();
192 template<class Model>
193 void replace_model(QTableView *view, Model **model, Model *new_model);
196 void tally_received();
202 extern MainWindow *global_mainwindow;