--- /dev/null
+
+/*
+ * CINELERRA
+ * Copyright (C) 1997-2011 Adam Williams <broadcast at earthling dot net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#ifndef GRAPHIC_H
+#define GRAPHIC_H
+
+#include "guicast.h"
+#include "fourier.h"
+#include "pluginaclient.h"
+
+
+#define MAX_WINDOW 262144
+//#define WINDOW_SIZE 16384
+#define MAXMAGNITUDE 15
+#define MAXFREQ 20000
+#define MIN_DB -15
+#define MAX_DB 15
+
+
+class GraphicGUI;
+class GraphicEQ;
+
+
+
+class GraphicPoint
+{
+public:
+ GraphicPoint();
+// Frequency in Hz
+ int freq;
+// Amplitude in DB
+ double value;
+};
+
+
+
+class GraphicConfig
+{
+public:
+ GraphicConfig();
+ ~GraphicConfig();
+
+ int equivalent(GraphicConfig &that);
+ void copy_from(GraphicConfig &that);
+ void interpolate(GraphicConfig &prev,
+ GraphicConfig &next,
+ int64_t prev_frame,
+ int64_t next_frame,
+ int64_t current_frame);
+ void insert_point(GraphicPoint *point);
+ void delete_point(int number);
+
+ ArrayList<GraphicPoint*> points;
+// double wetness;
+ int window_size;
+};
+
+
+
+class GraphicCanvas : public BC_SubWindow
+{
+public:
+ GraphicCanvas(GraphicEQ *plugin, GraphicGUI *gui, int x, int y, int w, int h);
+ virtual ~GraphicCanvas();
+ int button_press_event();
+ int cursor_motion_event();
+ int button_release_event();
+ void process(int buttonpress, int motion, int draw);
+ int freq_to_y(int freq,
+ ArrayList<GraphicPoint*> *points,
+ double *envelope);
+ void insert_point(GraphicPoint *point);
+ GraphicEQ *plugin;
+ GraphicGUI *gui;
+
+// Temporary envelope when editing
+ void new_temps();
+ void save_temps();
+
+ ArrayList<GraphicPoint*> temp_points;
+ double temp_envelope[MAX_WINDOW / 2];
+
+
+
+
+ int state;
+ enum
+ {
+ NONE,
+ DRAG_POINT
+ };
+ int x_diff, y_diff;
+};
+
+class FreqTextBox : public BC_TextBox
+{
+public:
+ FreqTextBox(GraphicEQ *plugin,
+ GraphicGUI *gui,
+ int x,
+ int y,
+ int w);
+ int handle_event();
+ void update(int freq);
+ GraphicEQ *plugin;
+ GraphicGUI *gui;
+};
+
+class ValueTextBox : public BC_TextBox
+{
+public:
+ ValueTextBox(GraphicEQ *plugin,
+ GraphicGUI *gui,
+ int x,
+ int y,
+ int w);
+ int handle_event();
+ void update(float value);
+ GraphicEQ *plugin;
+ GraphicGUI *gui;
+};
+
+class GraphicReset : public BC_GenericButton
+{
+public:
+ GraphicReset(GraphicEQ *plugin,
+ GraphicGUI *gui,
+ int x,
+ int y);
+ int handle_event();
+ GraphicEQ *plugin;
+ GraphicGUI *gui;
+};
+
+
+class GraphicSize : public BC_PopupMenu
+{
+public:
+ GraphicSize(GraphicGUI *window, GraphicEQ *plugin, int x, int y);
+
+ int handle_event();
+ void create_objects(); // add initial items
+ void update(int size);
+
+ GraphicGUI *window;
+ GraphicEQ *plugin;
+};
+
+
+class GraphicWetness : public BC_FPot
+{
+public:
+ GraphicWetness(GraphicGUI *window, GraphicEQ *plugin, int x, int y);
+ int handle_event();
+ GraphicGUI *window;
+ GraphicEQ *plugin;
+};
+
+
+class GraphicGUI : public PluginClientWindow
+{
+public:
+ GraphicGUI(GraphicEQ *plugin);
+ ~GraphicGUI();
+
+ void create_objects();
+ int keypress_event();
+ void update_canvas();
+ int resize_event(int w, int h);
+ void draw_ticks();
+ void update_textboxes();
+
+ FreqTextBox *freq_text;
+ ValueTextBox *value_text;
+ BC_Title *freq_title;
+ BC_Title *level_title;
+ BC_Title *size_title;
+
+ GraphicCanvas *canvas;
+ GraphicReset *reset;
+ GraphicSize *size;
+// GraphicWetness *wetness;
+ GraphicEQ *plugin;
+};
+
+
+
+
+
+class GraphicGUIFrame : public PluginClientFrame
+{
+public:
+ GraphicGUIFrame(int window_size, int sample_rate);
+ virtual ~GraphicGUIFrame();
+ double *data;
+// Maximum of window in frequency domain
+ double freq_max;
+// Maximum of window in time domain
+ double time_max;
+ int window_size;
+};
+
+
+
+class GraphicFFT : public CrossfadeFFT
+{
+public:
+ GraphicFFT(GraphicEQ *plugin);
+ ~GraphicFFT();
+
+ int post_process();
+ int signal_process();
+ int read_samples(int64_t output_sample,
+ int samples,
+ Samples *buffer);
+// Current GUI frame being filled
+ GraphicGUIFrame *frame;
+
+ GraphicEQ *plugin;
+};
+
+
+
+class GraphicEQ : public PluginAClient
+{
+public:
+ GraphicEQ(PluginServer *server);
+ ~GraphicEQ();
+
+ int is_realtime();
+ void read_data(KeyFrame *keyframe);
+ void save_data(KeyFrame *keyframe);
+ int process_buffer(int64_t size,
+ Samples *buffer,
+ int64_t start_position,
+ int sample_rate);
+ void update_gui();
+ double freq_to_magnitude(double frequency,
+ ArrayList<GraphicPoint*> *points,
+ double *envelope);
+ void calculate_envelope(ArrayList<GraphicPoint*> *points,
+ double *envelope);
+ int active_point_exists();
+ void reconfigure();
+
+
+ PLUGIN_CLASS_MEMBERS(GraphicConfig)
+
+
+
+ double envelope[MAX_WINDOW / 2];
+ int active_point;
+// For refreshing the canvas
+ GraphicGUIFrame *last_frame;
+ GraphicFFT *fft;
+ int need_reconfigure;
+ int w, h;
+};
+
+
+
+#endif // GRAPHIC_H