hvirtual/cinelerra/localsession.C

Go to the documentation of this file.

#include "automation.h"
#include "clip.h"
#include "bchash.h"
#include "edl.h"
#include "filexml.h"
#include "localsession.h"


static char *xml_autogrouptypes_titlesmax[] = 
{
        "AUTOGROUPTYPE_AUDIO_FADE_MAX",
        "AUTOGROUPTYPE_VIDEO_FADE_MAX",
        "AUTOGROUPTYPE_ZOOM_MAX",
        "AUTOGROUPTYPE_X_MAX",
        "AUTOGROUPTYPE_Y_MAX",
        "AUTOGROUPTYPE_INT255_MAX"
};

static char *xml_autogrouptypes_titlesmin[] = 
{
        "AUTOGROUPTYPE_AUDIO_FADE_MIN",
        "AUTOGROUPTYPE_VIDEO_FADE_MIN",
        "AUTOGROUPTYPE_ZOOM_MIN",
        "AUTOGROUPTYPE_X_MIN",
        "AUTOGROUPTYPE_Y_MIN",
        "AUTOGROUPTYPE_INT255_MIN"
};


LocalSession::LocalSession(EDL *edl)
{
        this->edl = edl;

        selectionstart = selectionend = 0;
        in_point = out_point = -1;
        strcpy(folder, CLIP_FOLDER);
        sprintf(clip_title, "Program");
        strcpy(clip_notes, "Hello world");
        clipboard_length = 0;
        preview_start = preview_end = 0;
        loop_playback = 0;
        loop_start = 0;
        loop_end = 0;
        zoom_sample = 16384;
        zoom_y = 0;
        zoom_track = 0;
        view_start = 0;
        track_start = 0;

        automation_mins[AUTOGROUPTYPE_AUDIO_FADE] = -80;
        automation_maxs[AUTOGROUPTYPE_AUDIO_FADE] = 6;

        automation_mins[AUTOGROUPTYPE_VIDEO_FADE] = 0;
        automation_maxs[AUTOGROUPTYPE_VIDEO_FADE] = 100;

        automation_mins[AUTOGROUPTYPE_ZOOM] = 0.001;
        automation_maxs[AUTOGROUPTYPE_ZOOM] = 4;

        automation_mins[AUTOGROUPTYPE_X] = -100;
        automation_maxs[AUTOGROUPTYPE_X] = 100;

        automation_mins[AUTOGROUPTYPE_Y] = -100;
        automation_maxs[AUTOGROUPTYPE_Y] = 100;

        automation_mins[AUTOGROUPTYPE_INT255] = 0;
        automation_maxs[AUTOGROUPTYPE_INT255] = 255;

        zoombar_showautotype = AUTOGROUPTYPE_AUDIO_FADE;
        red = green = blue = 0;
}

LocalSession::~LocalSession()
{
}

void LocalSession::copy_from(LocalSession *that)
{
        strcpy(clip_title, that->clip_title);
        strcpy(clip_notes, that->clip_notes);
        strcpy(folder, that->folder);
        in_point = that->in_point;
        loop_playback = that->loop_playback;
        loop_start = that->loop_start;
        loop_end = that->loop_end;
        out_point = that->out_point;
        selectionend = that->selectionend;
        selectionstart = that->selectionstart;
        track_start = that->track_start;
        view_start = that->view_start;
        zoom_sample = that->zoom_sample;
        zoom_y = that->zoom_y;
        zoom_track = that->zoom_track;
        preview_start = that->preview_start;
        preview_end = that->preview_end;
        red = that->red;
        green = that->green;
        for (int i = 0; i < AUTOGROUPTYPE_COUNT; i++) {
                automation_mins[i] = that->automation_mins[i];
                automation_maxs[i] = that->automation_maxs[i];
        }
        blue = that->blue;
}

void LocalSession::save_xml(FileXML *file, double start)
{
        file->tag.set_title("LOCALSESSION");

        file->tag.set_property("IN_POINT", in_point - start);
        file->tag.set_property("LOOP_PLAYBACK", loop_playback);
        file->tag.set_property("LOOP_START", loop_start - start);
        file->tag.set_property("LOOP_END", loop_end - start);
        file->tag.set_property("OUT_POINT", out_point - start);
        file->tag.set_property("SELECTION_START", selectionstart - start);
        file->tag.set_property("SELECTION_END", selectionend - start);
        file->tag.set_property("CLIP_TITLE", clip_title);
        file->tag.set_property("CLIP_NOTES", clip_notes);
        file->tag.set_property("FOLDER", folder);
        file->tag.set_property("TRACK_START", track_start);
        file->tag.set_property("VIEW_START", view_start);
        file->tag.set_property("ZOOM_SAMPLE", zoom_sample);
//printf("EDLSession::save_session 1\n");
        file->tag.set_property("ZOOMY", zoom_y);
//printf("EDLSession::save_session 1 %d\n", zoom_track);
        file->tag.set_property("ZOOM_TRACK", zoom_track);
        
        double preview_start = this->preview_start - start;
        if(preview_start < 0) preview_start = 0;
        double preview_end = this->preview_end - start;
        if(preview_end < 0) preview_end = 0;
        
        file->tag.set_property("PREVIEW_START", preview_start);
        file->tag.set_property("PREVIEW_END", preview_end);
        file->tag.set_property("RED", red);
        file->tag.set_property("GREEN", green);
        file->tag.set_property("BLUE", blue);

        for (int i = 0; i < AUTOGROUPTYPE_COUNT; i++) {
                if (!Automation::autogrouptypes_fixedrange[i]) {
                        file->tag.set_property(xml_autogrouptypes_titlesmin[i],automation_mins[i]);
                        file->tag.set_property(xml_autogrouptypes_titlesmax[i],automation_maxs[i]);
                }
        }
        file->append_tag();
        file->tag.set_title("/LOCALSESSION");
        file->append_tag();
        file->append_newline();
        file->append_newline();
}

void LocalSession::synchronize_params(LocalSession *that)
{
        loop_playback = that->loop_playback;
        loop_start = that->loop_start;
        loop_end = that->loop_end;
        preview_start = that->preview_start;
        preview_end = that->preview_end;
        red = that->red;
        green = that->green;
        blue = that->blue;
}


void LocalSession::load_xml(FileXML *file, unsigned long load_flags)
{
        if(load_flags & LOAD_SESSION)
        {
                clipboard_length = 0;
// Overwritten by MWindow::load_filenames       
                file->tag.get_property("CLIP_TITLE", clip_title);
                file->tag.get_property("CLIP_NOTES", clip_notes);
                file->tag.get_property("FOLDER", folder);
                loop_playback = file->tag.get_property("LOOP_PLAYBACK", 0);
                loop_start = file->tag.get_property("LOOP_START", (double)0);
                loop_end = file->tag.get_property("LOOP_END", (double)0);
                selectionstart = file->tag.get_property("SELECTION_START", (double)0);
                selectionend = file->tag.get_property("SELECTION_END", (double)0);
                track_start = file->tag.get_property("TRACK_START", track_start);
                view_start = file->tag.get_property("VIEW_START", view_start);
                zoom_sample = file->tag.get_property("ZOOM_SAMPLE", zoom_sample);
                zoom_y = file->tag.get_property("ZOOMY", zoom_y);
                zoom_track = file->tag.get_property("ZOOM_TRACK", zoom_track);
                preview_start = file->tag.get_property("PREVIEW_START", preview_start);
                preview_end = file->tag.get_property("PREVIEW_END", preview_end);
                red = file->tag.get_property("RED", red);
                green = file->tag.get_property("GREEN", green);
                blue = file->tag.get_property("BLUE", blue);

                for (int i = 0; i < AUTOGROUPTYPE_COUNT; i++) {
                        if (!Automation::autogrouptypes_fixedrange[i]) {
                                automation_mins[i] = file->tag.get_property(xml_autogrouptypes_titlesmin[i],automation_mins[i]);
                                automation_maxs[i] = file->tag.get_property(xml_autogrouptypes_titlesmax[i],automation_maxs[i]);
                        }
                }
        }


// on operations like cut, paste, slice, clear... we should also undo the cursor position as users
// expect - this is additionally important in keyboard-only editing in viewer window
        if(load_flags & LOAD_SESSION || load_flags & LOAD_TIMEBAR)
        {
                selectionstart = file->tag.get_property("SELECTION_START", (double)0);
                selectionend = file->tag.get_property("SELECTION_END", (double)0);
        }



        if(load_flags & LOAD_TIMEBAR)
        {
                in_point = file->tag.get_property("IN_POINT", (double)-1);
                out_point = file->tag.get_property("OUT_POINT", (double)-1);
        }
}

void LocalSession::boundaries()
{
        zoom_sample = MAX(1, zoom_sample);
}

int LocalSession::load_defaults(BC_Hash *defaults)
{
        loop_playback = defaults->get("LOOP_PLAYBACK", 0);
        loop_start = defaults->get("LOOP_START", (double)0);
        loop_end = defaults->get("LOOP_END", (double)0);
        selectionstart = defaults->get("SELECTIONSTART", selectionstart);
        selectionend = defaults->get("SELECTIONEND", selectionend);
//      track_start = defaults->get("TRACK_START", 0);
//      view_start = defaults->get("VIEW_START", 0);
        zoom_sample = defaults->get("ZOOM_SAMPLE", 16384);
        zoom_y = defaults->get("ZOOMY", 64);
        zoom_track = defaults->get("ZOOM_TRACK", 64);
        red = defaults->get("RED", 0.0);
        green = defaults->get("GREEN", 0.0);
        blue = defaults->get("BLUE", 0.0);

        for (int i = 0; i < AUTOGROUPTYPE_COUNT; i++) {
                if (!Automation::autogrouptypes_fixedrange[i]) {
                        automation_mins[i] = defaults->get(xml_autogrouptypes_titlesmin[i], automation_mins[i]);
                        automation_maxs[i] = defaults->get(xml_autogrouptypes_titlesmax[i], automation_maxs[i]);
                }
        }

        return 0;
}

int LocalSession::save_defaults(BC_Hash *defaults)
{
        defaults->update("LOOP_PLAYBACK", loop_playback);
        defaults->update("LOOP_START", loop_start);
        defaults->update("LOOP_END", loop_end);
        defaults->update("SELECTIONSTART", selectionstart);
        defaults->update("SELECTIONEND", selectionend);
        defaults->update("TRACK_START", track_start);
        defaults->update("VIEW_START", view_start);
        defaults->update("ZOOM_SAMPLE", zoom_sample);
        defaults->update("ZOOMY", zoom_y);
        defaults->update("ZOOM_TRACK", zoom_track);
        defaults->update("RED", red);
        defaults->update("GREEN", green);
        defaults->update("BLUE", blue);

        for (int i = 0; i < AUTOGROUPTYPE_COUNT; i++) {
                if (!Automation::autogrouptypes_fixedrange[i]) {
                        defaults->update(xml_autogrouptypes_titlesmin[i], automation_mins[i]);
                        defaults->update(xml_autogrouptypes_titlesmax[i], automation_maxs[i]);
                }
        }

        return 0;
}

void LocalSession::set_selectionstart(double value)
{
        this->selectionstart = value;
}

void LocalSession::set_selectionend(double value)
{
        this->selectionend = value;
}

void LocalSession::set_inpoint(double value)
{
        in_point = value;
}

void LocalSession::set_outpoint(double value)
{
        out_point = value;
}

void LocalSession::unset_inpoint()
{
        in_point = -1;
}

void LocalSession::unset_outpoint()
{
        out_point = -1;
}



double LocalSession::get_selectionstart(int highlight_only)
{
        if(highlight_only || !EQUIV(selectionstart, selectionend))
                return selectionstart;

        if(in_point >= 0)
                return in_point;
        else
        if(out_point >= 0)
                return out_point;
        else
                return selectionstart;
}

double LocalSession::get_selectionend(int highlight_only)
{
        if(highlight_only || !EQUIV(selectionstart, selectionend))
                return selectionend;

        if(out_point >= 0)
                return out_point;
        else
        if(in_point >= 0)
                return in_point;
        else
                return selectionend;
}

double LocalSession::get_inpoint()
{
        return in_point;
}

double LocalSession::get_outpoint()
{
        return out_point;
}

int LocalSession::inpoint_valid()
{
        return in_point >= 0;
}

int LocalSession::outpoint_valid()
{
        return out_point >= 0;
}

---