port 7.2 mods: align_edits foreground plugin refresh_frame tweak, rework soundlevel...

[goodguy/cinelerra.git] / cinelerra-5.1 / plugins / alpha / alpha.h

diff --git a/cinelerra-5.1/plugins/alpha/alpha.h b/cinelerra-5.1/plugins/alpha/alpha.h
new file mode 100644 (file)
index 0000000..6f146ad
--- /dev/null
+++ b/cinelerra-5.1/plugins/alpha/alpha.h
@@ -0,0 +1,89 @@
+
+/*
+ * CINELERRA
+ * Copyright (C) 2008-2019 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 __ALPHA_H__
+#define __ALPHA_H__
+
+class AlphaConfig;
+class AlphaColors;
+class AlphaWindow;
+class AlphaMain;
+
+#include "bccolors.h"
+#include "filexml.inc"
+#include "guicast.h"
+#include "pluginvclient.h"
+#include "vframe.inc"
+
+class AlphaConfig
+{
+public:
+       AlphaConfig();
+
+       int equivalent(AlphaConfig &that);
+       void copy_from(AlphaConfig &that);
+       void interpolate(AlphaConfig &prev, AlphaConfig &next,
+               long prev_frame, long next_frame, long current_frame);
+
+       float a;
+};
+
+class AlphaSlider : public BC_FSlider
+{
+public:
+       AlphaSlider(AlphaWindow *window, AlphaMain *plugin, int x, int y, int w);
+       ~AlphaSlider();
+       int handle_event();
+
+       AlphaWindow *window;
+       AlphaMain *plugin;
+};
+
+
+class AlphaWindow : public PluginClientWindow
+{
+public:
+       AlphaWindow(AlphaMain *plugin);
+       ~AlphaWindow();
+
+       void create_objects();
+       void update();
+
+       AlphaMain *plugin;
+       AlphaSlider *alpha_slider;
+};
+
+class AlphaMain : public PluginVClient
+{
+public:
+       AlphaMain(PluginServer *server);
+       ~AlphaMain();
+
+       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();
+       int is_synthesis();
+
+       PLUGIN_CLASS_MEMBERS(AlphaConfig)
+};
+
+#endif