--- /dev/null
+
+/*
+ * CINELERRA
+ * Copyright (C) 2008 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
+ *
+ */
+
+#include "bcdisplayinfo.h"
+#include "affine.h"
+#include "clip.h"
+#include "bchash.h"
+#include "filexml.h"
+#include "guicast.h"
+#include "keyframe.h"
+#include "language.h"
+#include "pluginvclient.h"
+#include "vframe.h"
+
+#include <math.h>
+#include <string.h>
+#include <stdint.h>
+
+
+class Rumbler;
+class RumblerConfig;
+class RumblerRate;
+class RumblerSeq;
+class RumblerWindow;
+
+
+class RumblerConfig
+{
+public:
+ RumblerConfig();
+ float time_rumble, time_rate;
+ float space_rumble, space_rate;
+ int sequence;
+ void copy_from(RumblerConfig &that);
+ int equivalent(RumblerConfig &that);
+ void interpolate(RumblerConfig &prev, RumblerConfig &next,
+ int64_t prev_frame, int64_t next_frame, int64_t current_frame);
+};
+
+class RumblerRate : public BC_TextBox
+{
+public:
+ RumblerRate(Rumbler *plugin, RumblerWindow *gui,
+ float &value, int x, int y);
+ int handle_event();
+ Rumbler *plugin;
+ RumblerWindow *gui;
+ float *value;
+};
+
+class RumblerSeq : public BC_TextBox
+{
+public:
+ RumblerSeq(Rumbler *plugin, RumblerWindow *gui,
+ int &value, int x, int y);
+ int handle_event();
+ Rumbler *plugin;
+ RumblerWindow *gui;
+ int *value;
+};
+
+
+class RumblerWindow : public PluginClientWindow
+{
+public:
+ RumblerWindow(Rumbler *plugin);
+ ~RumblerWindow();
+ void create_objects();
+
+ Rumbler *plugin;
+ RumblerRate *time_rumble, *time_rate;
+ RumblerRate *space_rumble, *space_rate;
+ RumblerSeq *seq;
+};
+
+class Rumbler : public PluginVClient
+{
+public:
+ Rumbler(PluginServer *server);
+ ~Rumbler();
+
+ PLUGIN_CLASS_MEMBERS(RumblerConfig)
+
+ 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 handle_opengl();
+ static double rumble(int64_t seq, double cur, double per, double amp);
+
+ VFrame *input, *output, *temp;
+ float x1,y1, x2,y2, x3,y3, x4,y4;
+ AffineEngine *engine;
+};
+
+
+RumblerConfig::RumblerConfig()
+{
+ time_rumble = 10;
+ time_rate = 1.;
+ space_rumble = 10;
+ space_rate = 1.;
+ sequence = 0;
+}
+
+void RumblerConfig::copy_from(RumblerConfig &that)
+{
+ time_rumble = that.time_rumble;
+ time_rate = that.time_rate;
+ space_rumble = that.space_rumble;
+ space_rate = that.space_rate;
+ sequence = that.sequence;
+}
+
+int RumblerConfig::equivalent(RumblerConfig &that)
+{
+ return time_rumble == that.time_rumble &&
+ time_rate == that.time_rate &&
+ space_rumble == that.space_rumble &&
+ space_rate == that.space_rate &&
+ sequence == that.sequence;
+}
+
+void RumblerConfig::interpolate(RumblerConfig &prev, RumblerConfig &next,
+ int64_t prev_frame, int64_t next_frame, int64_t current_frame)
+{
+ double next_scale = (double)(current_frame - prev_frame) / (next_frame - prev_frame);
+ double prev_scale = (double)(next_frame - current_frame) / (next_frame - prev_frame);
+ this->time_rumble = prev.time_rumble * prev_scale + next.time_rumble * next_scale;
+ this->time_rate = prev.time_rate * prev_scale + next.time_rate * next_scale;
+ this->space_rumble = prev.space_rumble * prev_scale + next.space_rumble * next_scale;
+ this->space_rate = prev.space_rate * prev_scale + next.space_rate * next_scale;
+ this->sequence = prev.sequence;
+}
+
+RumblerWindow::RumblerWindow(Rumbler *plugin)
+ : PluginClientWindow(plugin, 300, 120, 300, 120, 0)
+{
+ this->plugin = plugin;
+}
+
+RumblerWindow::~RumblerWindow()
+{
+}
+
+void RumblerWindow::create_objects()
+{
+ int x = 10, x1 = x + 64, x2 =x1 + 100;
+ int y = 10;
+ BC_Title *title;
+
+ add_subwindow(title = new BC_Title(x1, y, _("rumble")));
+ add_subwindow(title = new BC_Title(x2, y, _("rate")));
+ y += title->get_h() + 10;
+ add_subwindow(title = new BC_Title(x, y, _("time:")));
+ add_subwindow(time_rumble = new RumblerRate(plugin, this, plugin->config.time_rumble, x1, y));
+ add_subwindow(time_rate = new RumblerRate(plugin, this, plugin->config.time_rate, x2, y));
+ y += title->get_h() + 10;
+ add_subwindow(title = new BC_Title(x, y, _("space:")));
+ add_subwindow(space_rumble = new RumblerRate(plugin, this, plugin->config.space_rumble, x1, y));
+ add_subwindow(space_rate = new RumblerRate(plugin, this, plugin->config.space_rate, x2, y));
+ y += title->get_h() + 10;
+ add_subwindow(title = new BC_Title(x, y, _("seq:")));
+ add_subwindow(seq = new RumblerSeq(plugin, this, plugin->config.sequence, x1, y));
+
+ show_window();
+ flush();
+}
+
+
+RumblerRate::RumblerRate(Rumbler *plugin, RumblerWindow *gui,
+ float &value, int x, int y)
+ : BC_TextBox(x, y, 90, 1, value)
+{
+ this->plugin = plugin;
+ this->value = &value;
+ this->gui = gui;
+}
+
+int RumblerRate::handle_event()
+{
+ *value = atof(get_text());
+ plugin->send_configure_change();
+ return 1;
+}
+
+RumblerSeq::RumblerSeq(Rumbler *plugin, RumblerWindow *gui,
+ int &value, int x, int y)
+ : BC_TextBox(x, y, 72, 1, value)
+{
+ this->plugin = plugin;
+ this->value = &value;
+ this->gui = gui;
+}
+
+int RumblerSeq::handle_event()
+{
+ *value = atoi(get_text());
+ plugin->send_configure_change();
+ return 1;
+}
+
+
+REGISTER_PLUGIN(Rumbler)
+
+Rumbler::Rumbler(PluginServer *server)
+ : PluginVClient(server)
+{
+ engine = 0;
+}
+
+Rumbler::~Rumbler()
+{
+ delete engine;
+}
+
+
+double Rumbler::rumble(int64_t seq, double cur, double per, double amp)
+{
+ if( !per || !amp ) return 0.;
+ int64_t t = cur / per;
+ double t0 = t * per;
+ srandom(t += seq);
+ static const int64_t rmax1 = ((int64_t)RAND_MAX) + 1;
+ double prev = (double)random() / rmax1 - 0.5;
+ srandom(t+1);
+ double next = (double)random() / rmax1 - 0.5;
+ double v = (cur-t0) / per, u = 1. - v;
+ return amp*(u*prev + v*next);
+}
+
+int Rumbler::process_buffer(VFrame *frame, int64_t start_position, double frame_rate)
+{
+ load_configuration();
+ input = frame;
+ output = frame;
+ double cur = frame_rate > 0 ? start_position / frame_rate : 0;
+ double per = config.time_rate > 0 ? 1./config.time_rate : 0;
+ double rum = config.time_rumble;
+ int seq = config.sequence;
+ int64_t pos = rumble(seq+0x0000000, cur, per, rum) + start_position;
+ read_frame(frame, 0, pos, frame_rate, 0);
+ cur = frame_rate > 0 ? start_position / frame_rate : 0;
+ per = config.space_rate > 0 ? 1./config.space_rate : 0;
+ rum = config.space_rumble;
+ x1 = rumble(seq+0x1000000, cur, per, rum) + 0;
+ y1 = rumble(seq+0x2000000, cur, per, rum) + 0;
+ x2 = rumble(seq+0x3000000, cur, per, rum) + 100;
+ y2 = rumble(seq+0x4000000, cur, per, rum) + 0;
+ x3 = rumble(seq+0x5000000, cur, per, rum) + 100;
+ y3 = rumble(seq+0x6000000, cur, per, rum) + 100;
+ x4 = rumble(seq+0x7000000, cur, per, rum) + 0;
+ y4 = rumble(seq+0x8000000, cur, per, rum) + 100;
+ if( !engine ) {
+ int cpus = get_project_smp() + 1;
+ engine = new AffineEngine(cpus, cpus);
+ }
+
+ if( get_use_opengl() )
+ return run_opengl();
+
+ int w = frame->get_w(), h = frame->get_h();
+ int color_model = frame->get_color_model();
+ input = new_temp(w, h, color_model);
+ input->copy_from(frame);
+ output->clear_frame();
+ engine->process(output, input, input,
+ AffineEngine::PERSPECTIVE,
+ x1, y1, x2, y2, x3, y3, x4, y4, 1);
+
+ return 0;
+}
+
+int Rumbler::handle_opengl()
+{
+#ifdef HAVE_GL
+ engine->set_opengl(1);
+ engine->process(output, input, input,
+ AffineEngine::PERSPECTIVE,
+ x1, y1, x2, y2, x3, y3, x4, y4, 1);
+ engine->set_opengl(0);
+#endif
+ return 0;
+}
+
+
+const char* Rumbler::plugin_title() { return _("Rumbler"); }
+int Rumbler::is_realtime() { return 1; }
+
+NEW_WINDOW_MACRO(Rumbler, RumblerWindow)
+
+LOAD_CONFIGURATION_MACRO(Rumbler, RumblerConfig)
+
+void Rumbler::save_data(KeyFrame *keyframe)
+{
+ FileXML output;
+
+ output.set_shared_output(keyframe->get_data(), MESSAGESIZE);
+ output.tag.set_title("RUMBLER");
+ output.tag.set_property("TIME_RUMBLE", config.time_rumble);
+ output.tag.set_property("TIME_RATE", config.time_rate);
+ output.tag.set_property("SPACE_RUMBLE", config.space_rumble);
+ output.tag.set_property("SPACE_RATE", config.space_rate);
+ output.tag.set_property("SEQUENCE", config.sequence);
+ output.append_tag();
+ output.tag.set_title("/RUMBLER");
+ output.append_tag();
+ output.append_newline();
+ output.terminate_string();
+}
+
+void Rumbler::read_data(KeyFrame *keyframe)
+{
+ FileXML input;
+
+ input.set_shared_input(keyframe->get_data(), strlen(keyframe->get_data()));
+
+ while( !input.read_tag() ) {
+ if( input.tag.title_is("RUMBLER") ) {
+ config.time_rumble = input.tag.get_property("TIME_RUMBLE", config.time_rumble);
+ config.time_rate = input.tag.get_property("TIME_RATE", config.time_rate);
+ config.space_rumble = input.tag.get_property("SPACE_RUMBLE", config.space_rumble);
+ config.space_rate = input.tag.get_property("SPACE_RATE", config.space_rate);
+ config.sequence = input.tag.get_property("SEQUENCE", config.sequence);
+ }
+ }
+}
+
+void Rumbler::update_gui()
+{
+ if( !thread ) return;
+ if( !load_configuration() ) return;
+ RumblerWindow *window = (RumblerWindow*)thread->window;
+ window->lock_window("Rumbler::update_gui");
+ window->time_rumble->update(config.time_rumble);
+ window->time_rate->update(config.time_rate);
+ window->space_rumble->update(config.space_rumble);
+ window->space_rate->update(config.space_rate);
+ window->seq->update((float)config.sequence);
+ window->unlock_window();
+}
+