hvirtual/plugins/wipe/wipe.C

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#include "bcdisplayinfo.h"
#include "bchash.h"
#include "edl.inc"
#include "filexml.h"
#include "language.h"
#include "overlayframe.h"
#include "picon_png.h"
#include "vframe.h"
#include "wipe.h"


#include <stdint.h>
#include <string.h>


REGISTER_PLUGIN(WipeMain)





WipeLeft::WipeLeft(WipeMain *plugin, 
        WipeWindow *window,
        int x,
        int y)
 : BC_Radial(x, 
                y, 
                plugin->direction == 0, 
                _("Left"))
{
        this->plugin = plugin;
        this->window = window;
}

int WipeLeft::handle_event()
{
        update(1);
        plugin->direction = 0;
        window->right->update(0);
        plugin->send_configure_change();
        return 0;
}

WipeRight::WipeRight(WipeMain *plugin, 
        WipeWindow *window,
        int x,
        int y)
 : BC_Radial(x, 
                y, 
                plugin->direction == 1, 
                _("Right"))
{
        this->plugin = plugin;
        this->window = window;
}

int WipeRight::handle_event()
{
        update(1);
        plugin->direction = 1;
        window->left->update(0);
        plugin->send_configure_change();
        return 0;
}








WipeWindow::WipeWindow(WipeMain *plugin, int x, int y)
 : BC_Window(plugin->gui_string, 
        x, 
        y, 
        320, 
        50, 
        320, 
        50, 
        0, 
        0,
        1)
{
        this->plugin = plugin;
}


int WipeWindow::close_event()
{
        set_done(1);
        return 1;
}

void WipeWindow::create_objects()
{
        int x = 10, y = 10;
        add_subwindow(new BC_Title(x, y, _("Direction:")));
        x += 100;
        add_subwindow(left = new WipeLeft(plugin, 
                this,
                x,
                y));
        x += 100;
        add_subwindow(right = new WipeRight(plugin, 
                this,
                x,
                y));
        show_window();
        flush();
}




PLUGIN_THREAD_OBJECT(WipeMain, WipeThread, WipeWindow)






WipeMain::WipeMain(PluginServer *server)
 : PluginVClient(server)
{
        direction = 0;
        PLUGIN_CONSTRUCTOR_MACRO
}

WipeMain::~WipeMain()
{
        PLUGIN_DESTRUCTOR_MACRO
}

char* WipeMain::plugin_title() { return N_("Wipe"); }
int WipeMain::is_video() { return 1; }
int WipeMain::is_transition() { return 1; }
int WipeMain::uses_gui() { return 1; }

SHOW_GUI_MACRO(WipeMain, WipeThread);
SET_STRING_MACRO(WipeMain)
RAISE_WINDOW_MACRO(WipeMain)


VFrame* WipeMain::new_picon()
{
        return new VFrame(picon_png);
}

int WipeMain::load_defaults()
{
        char directory[BCTEXTLEN];
// set the default directory
        sprintf(directory, "%swipe.rc", BCASTDIR);

// load the defaults
        defaults = new BC_Hash(directory);
        defaults->load();

        direction = defaults->get("DIRECTION", direction);
        return 0;
}

int WipeMain::save_defaults()
{
        defaults->update("DIRECTION", direction);
        defaults->save();
        return 0;
}

void WipeMain::save_data(KeyFrame *keyframe)
{
        FileXML output;
        output.set_shared_string(keyframe->data, MESSAGESIZE);
        output.tag.set_title("WIPE");
        output.tag.set_property("DIRECTION", direction);
        output.append_tag();
        output.tag.set_title("/WIPE");
        output.append_tag();
        output.terminate_string();
}

void WipeMain::read_data(KeyFrame *keyframe)
{
        FileXML input;

        input.set_shared_string(keyframe->data, strlen(keyframe->data));

        while(!input.read_tag())
        {
                if(input.tag.title_is("WIPE"))
                {
                        direction = input.tag.get_property("DIRECTION", direction);
                }
        }
}

void WipeMain::load_configuration()
{
        read_data(get_prev_keyframe(get_source_position()));
}






#define WIPE(type, components) \
{ \
        if(direction == 0) \
        { \
                for(int j = 0; j < h; j++) \
                { \
                        type *in_row = (type*)incoming->get_rows()[j]; \
                        type *out_row = (type*)outgoing->get_rows()[j]; \
                        int x = incoming->get_w() *  \
                                PluginClient::get_source_position() /  \
                                PluginClient::get_total_len(); \
 \
                        for(int k = 0; k < x; k++) \
                        { \
                                out_row[k * components + 0] = in_row[k * components + 0]; \
                                out_row[k * components + 1] = in_row[k * components + 1]; \
                                out_row[k * components + 2] = in_row[k * components + 2]; \
                                if(components == 4) out_row[k * components + 3] = in_row[k * components + 3]; \
                        } \
                } \
        } \
        else \
        { \
                for(int j = 0; j < h; j++) \
                { \
                        type *in_row = (type*)incoming->get_rows()[j]; \
                        type *out_row = (type*)outgoing->get_rows()[j]; \
                        int x = incoming->get_w() - incoming->get_w() *  \
                                PluginClient::get_source_position() /  \
                                PluginClient::get_total_len(); \
 \
                        for(int k = x; k < w; k++) \
                        { \
                                out_row[k * components + 0] = in_row[k * components + 0]; \
                                out_row[k * components + 1] = in_row[k * components + 1]; \
                                out_row[k * components + 2] = in_row[k * components + 2]; \
                                if(components == 4) out_row[k * components + 3] = in_row[k * components + 3]; \
                        } \
                } \
        } \
}





int WipeMain::process_realtime(VFrame *incoming, VFrame *outgoing)
{
        load_configuration();

        int w = incoming->get_w();
        int h = incoming->get_h();


        switch(incoming->get_color_model())
        {
                case BC_RGB_FLOAT:
                        WIPE(float, 3)
                        break;
                case BC_RGB888:
                case BC_YUV888:
                        WIPE(unsigned char, 3)
                        break;
                case BC_RGBA_FLOAT:
                        WIPE(float, 4)
                        break;
                case BC_RGBA8888:
                case BC_YUVA8888:
                        WIPE(unsigned char, 4)
                        break;
                case BC_RGB161616:
                case BC_YUV161616:
                        WIPE(uint16_t, 3)
                        break;
                case BC_RGBA16161616:
                case BC_YUVA16161616:
                        WIPE(uint16_t, 4)
                        break;
        }
        return 0;
}

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