-
-/*
- * 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