--- /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 HISTOGRAM_H
+#define HISTOGRAM_H
+
+
+#include "histeq.inc"
+#include "loadbalance.h"
+#include "bccolors.h"
+#include "pluginvclient.h"
+
+class HistEqConfig {
+public:
+ HistEqConfig();
+ ~HistEqConfig();
+
+ int split;
+ int plot;
+ float blend;
+ float gain;
+
+ void copy_from(HistEqConfig &that);
+ int equivalent(HistEqConfig &that);
+ void interpolate(HistEqConfig &prev, HistEqConfig &next,
+ int64_t prev_frame, int64_t next_frame, int64_t current_frame);
+};
+
+class HistEqSplit : public BC_CheckBox
+{
+public:
+ HistEqSplit(HistEqWindow *gui, HistEqMain *plugin, int x, int y);
+ ~HistEqSplit();
+ int handle_event();
+
+ HistEqWindow *gui;
+ HistEqMain *plugin;
+};
+
+class HistEqPlot : public BC_CheckBox
+{
+public:
+ HistEqPlot(HistEqWindow *gui, HistEqMain *plugin, int x, int y);
+ ~HistEqPlot();
+ int handle_event();
+
+ HistEqWindow *gui;
+ HistEqMain *plugin;
+};
+
+class HistEqBlend : public BC_FSlider
+{
+public:
+ HistEqBlend(HistEqWindow *gui, HistEqMain *plugin, int x, int y);
+ ~HistEqBlend();
+ int handle_event();
+
+ HistEqWindow *gui;
+ HistEqMain *plugin;
+};
+
+class HistEqGain : public BC_FSlider
+{
+public:
+ HistEqGain(HistEqWindow *gui, HistEqMain *plugin, int x, int y);
+ ~HistEqGain();
+ int handle_event();
+
+ HistEqWindow *gui;
+ HistEqMain *plugin;
+};
+
+class HistEqCanvas : public BC_SubWindow
+{
+public:
+ HistEqCanvas(HistEqWindow *gui, HistEqMain *plugin,
+ int x, int y, int w, int h);
+ void clear();
+ void draw_bins(HistEqMain *plugin);
+ void draw_wts(HistEqMain *plugin);
+ void draw_reg(HistEqMain *plugin);
+ void draw_lut(HistEqMain *plugin);
+ void update(HistEqMain *plugin);
+
+ HistEqMain *plugin;
+ HistEqWindow *gui;
+};
+
+class HistEqWindow : public PluginClientWindow
+{
+public:
+ HistEqWindow(HistEqMain *plugin);
+ ~HistEqWindow();
+
+ HistEqMain *plugin;
+ HistEqSplit *split;
+ HistEqPlot *plot;
+ HistEqBlend *blend;
+ HistEqGain *gain;
+ HistEqCanvas *canvas;
+
+ void create_objects();
+ void update();
+};
+
+class HistEqMain : public PluginVClient
+{
+public:
+ HistEqMain(PluginServer *server);
+ ~HistEqMain();
+
+ int process_buffer(VFrame *frame, int64_t start_position, double frame_rate);
+ int is_realtime();
+ void save_data(KeyFrame *keyframe);
+ void read_data(KeyFrame *keyframe);
+ void update_gui();
+
+ void render_gui(void *data);
+
+ PLUGIN_CLASS_MEMBERS(HistEqConfig)
+
+ VFrame *input, *output;
+ HistEqEngine *engine;
+ int w, h;
+ int sz;
+ double a, b;
+ int binsz, bsz, *bins;
+ int lutsz, lsz, *lut;
+ int wsz; float *wts;
+};
+
+class HistEqPackage : public LoadPackage
+{
+public:
+ HistEqPackage();
+ int y0, y1;
+};
+
+class HistEqUnit : public LoadClient
+{
+public:
+ HistEqUnit(HistEqEngine *server, HistEqMain *plugin);
+ ~HistEqUnit();
+ void process_package(LoadPackage *package);
+ HistEqEngine *server;
+ HistEqMain *plugin;
+ int valid;
+ int binsz, *bins;
+};
+
+class HistEqEngine : public LoadServer
+{
+public:
+ HistEqEngine(HistEqMain *plugin, int total_clients, int total_packages);
+ void process_packages(int operation, VFrame *data);
+ void init_packages();
+ LoadClient* new_client();
+ LoadPackage* new_package();
+ HistEqMain *plugin;
+ int operation;
+
+ enum { HISTEQ, APPLY };
+ VFrame *data;
+};
+
+#endif