hvirtual/cinelerra/pluginarray.C

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#include "atrack.h"
#include "cache.h"
#include "edl.h"
#include "edlsession.h"
#include "file.h"
#include "keyframe.h"
#include "language.h"
#include "mainprogress.h"
#include "mwindow.h"
#include "mwindowgui.h"
#include "pluginarray.h"
#include "pluginserver.h"
#include "preferences.h"
#include "bcprogressbox.h"




PluginArray::PluginArray(int data_type)
 : ArrayList<PluginServer*>()
{
        this->data_type = data_type;
}

PluginArray::~PluginArray()
{
        remove_all_objects();
        delete [] modules;
}


PluginServer* PluginArray::scan_plugindb(char *title)
{
        return mwindow->scan_plugindb(title, data_type);
}

int PluginArray::start_plugins(MWindow *mwindow, 
        EDL *edl, 
        PluginServer *plugin_server, 
        KeyFrame *keyframe,
        int64_t start,
        int64_t end,
        File *file)
{
        this->mwindow = mwindow;
        this->edl = edl;
        this->plugin_server = plugin_server;
        this->keyframe = keyframe;
        this->start = start;
        this->end = end;
        this->file = file;

        cache = new CICache(mwindow->preferences, mwindow->plugindb);
        buffer_size = get_bufsize();
        get_recordable_tracks();
        create_modules();
        create_buffers();

        if(!plugin_server->realtime)
        {
                PluginServer *plugin;
                int i;

                if(!plugin_server->multichannel)
                {
// ============================ single channel plugins
// start 1 plugin for each track
                        for(i = 0; i < total_tracks(); i++)
                        {
                                append(plugin = new PluginServer(*plugin_server));
                                plugin->set_mwindow(mwindow);
                                plugin->set_keyframe(keyframe);
                                plugin->append_module(modules[i]);
                                plugin->open_plugin(0, 
                                        mwindow->preferences, 
                                        mwindow->edl, 
                                        0,
                                        -1);
                                if(i == 0) plugin->set_interactive();
                                plugin->start_loop(start, end, buffer_size, 1);
                        }
                }
                else
                {
// ============================ multichannel
// start 1 plugin for all tracks
                        append(plugin = new PluginServer(*plugin_server));
                        plugin->set_mwindow(mwindow);
                        plugin->set_keyframe(keyframe);
                        for(i = 0; i < total_tracks(); i++)
                                plugin->append_module(modules[i]);
                        plugin->open_plugin(0, 
                                mwindow->preferences, 
                                mwindow->edl, 
                                0,
                                -1);
// set one plugin for progress bars
                        plugin->set_interactive();
                        plugin->start_loop(start, end, buffer_size, total_tracks());
                }

//printf("PluginArray::start_plugins 5\n");
        }
        else
        {
                PluginServer *plugin;
                int i;

                if(!plugin_server->multichannel)
                {
// single channel plugins
// start 1 plugin for each track
                        for(i = 0; i < total_tracks(); i++)
                        {
                                append(plugin = new PluginServer(*plugin_server));
                                plugin->set_mwindow(mwindow);
                                plugin->set_keyframe(keyframe);
                                plugin->append_module(modules[i]);
                                plugin->open_plugin(0, 
                                        mwindow->preferences, 
                                        mwindow->edl, 
                                        0,
                                        -1);
                                plugin->get_parameters(start, end, 1);
                                plugin->init_realtime(0, 1, get_bufsize());
                        }
                }
                else
                {
// multichannel
// start 1 plugin for all tracks
                        append(plugin = new PluginServer(*plugin_server));
                        plugin->set_mwindow(mwindow);
                        plugin->set_keyframe(keyframe);
                        for(i = 0; i < total_tracks(); i++)
                                plugin->append_module(modules[i]);
                        plugin->open_plugin(0, 
                                mwindow->preferences,
                                mwindow->edl, 
                                0,
                                -1);
                        plugin->get_parameters(start, end, total_tracks());
                        plugin->init_realtime(0, total_tracks(), get_bufsize());
                }
        }
//printf("PluginArray::start_plugins 8\n");
        return 0;
}





int PluginArray::run_plugins()
{
        int i, j, result;
// Length to write after process_loop
        int64_t write_length;

        done = 0;     // for when done
        error = 0;
        if(plugin_server->realtime)
        {
                int64_t len;
                MainProgressBar *progress;
                char string[BCTEXTLEN], string2[BCTEXTLEN];

                sprintf(string, _("%s..."), plugin_server->title);
                progress = mwindow->mainprogress->start_progress(string, end - start);

                for(int current_position = start; 
                        current_position < end && !done && !error;
                        current_position += len)
                {
                        len = buffer_size;
                        if(current_position + len > end) len = end - current_position;

// Process in plugin.  This pulls data from the modules
                        get_buffers();
                        for(i = 0; i < total; i++)
                        {
                                process_realtime(i, current_position, len);
                        }

// Write to file
                        error = write_buffers(len);
                        done = progress->update(current_position - start + len);
                }

                progress->get_time(string2);
                progress->stop_progress();
                delete progress;

                sprintf(string, _("%s took %s"), plugin_server->title, string2);
                mwindow->gui->lock_window();
                mwindow->gui->show_message(string2);
                mwindow->gui->unlock_window();
        }
        else
        {
// Run main loop once for multichannel plugins.
// Run multiple times for single channel plugins.
// Each write to the file must contain all the channels
                while(!done && !error)
                {
                        for(i = 0; i < total; i++)
                        {
                                write_length = 0;
                                done += process_loop(i, write_length);
                        }


                        if(write_length)
                                error = write_buffers(write_length);
                }
        }

        return error;
}


int PluginArray::stop_plugins()
{
        if(plugin_server->realtime)
        {
                for(int i = 0; i < total; i++)
                {
                        values[i]->close_plugin();
                }
        }
        else
        {
                for(int i = 0; i < total; i++)
                {
                        values[i]->stop_loop();
                        values[i]->close_plugin();
                }
        }

        delete cache;
        return 0;
}

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