706 lines
16 KiB
C
706 lines
16 KiB
C
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/*******************************************************************************/
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/* Copyright (C) 2008 Jonathan Moore Liles */
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/* */
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/* This program is free software; you can redistribute it and/or modify it */
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/* under the terms of the GNU General Public License as published by the */
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/* Free Software Foundation; either version 2 of the License, or (at your */
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/* option) any later version. */
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/* */
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/* This program is distributed in the hope that it will be useful, but WITHOUT */
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/* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */
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/* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for */
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/* more details. */
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/* */
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/* You should have received a copy of the GNU General Public License along */
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/* with This program; see the file COPYING. If not,write to the Free Software */
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/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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/*******************************************************************************/
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#include "Track.H"
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#include "Transport.H"
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#include "Playback_DS.H"
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#include "Record_DS.H"
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#include "Engine.H"
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#include "Port.H"
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#include "../FL/Fl_Sometimes_Input.H"
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#include <FL/fl_ask.H>
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#include <FL/Fl_Color_Chooser.H>
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// #include <FL/fl_draw.H>
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#include <FL/Fl.H>
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int Track::_soloing = 0;
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const char *Track::capture_format = "Wav 24";
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void
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Track::cb_input_field ( Fl_Widget *w, void *v )
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{
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((Track*)v)->cb_input_field();
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}
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void
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Track::cb_button ( Fl_Widget *w, void *v )
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{
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((Track*)v)->cb_button( w );
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}
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void
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Track::cb_input_field ( void )
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{
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log_start();
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name( name_field->value() );
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log_end();
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}
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void
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Track::cb_button ( Fl_Widget *w )
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{
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if ( w == record_button )
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{
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}
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if ( w == mute_button )
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{
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}
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if ( w == solo_button )
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{
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if ( solo_button->value() )
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++_soloing;
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else
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--_soloing;
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}
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else
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if ( w == take_menu )
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{
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int v = take_menu->value();
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switch ( v )
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{
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case 0: /* show all takes */
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show_all_takes( take_menu->menu()[ v ].value() );
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return;
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case 1: /* new */
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track( track()->clone_empty() );
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return;
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}
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const char *s = take_menu->menu()[ v ].text;
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for ( int i = takes->children(); i--; )
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{
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Sequence *t = (Sequence*)takes->child( i );
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if ( ! strcmp( s, t->name() ) )
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{
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track( t );
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redraw();
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break;
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}
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}
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}
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}
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void
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Track::init ( void )
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{
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_capture = NULL;
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_track = NULL;
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_name = NULL;
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_selected = false;
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_show_all_takes = false;
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_size = 1;
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labeltype( FL_NO_LABEL );
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Fl_Group::size( timeline->w(), height() );
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Track *o = this;
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o->box( FL_THIN_UP_BOX );
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{
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Fl_Group *o = new Fl_Group( 2, 2, 149, 70 );
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o->color( ( Fl_Color ) 53 );
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{
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Fl_Input *o = name_field = new Fl_Sometimes_Input( 2, 2, 144, 24 );
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o->color( ( Fl_Color ) 33 );
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o->labeltype( FL_NO_LABEL );
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o->labelcolor( FL_GRAY0 );
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o->textcolor( 32 );
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o->callback( cb_input_field, (void*)this );
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}
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{
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Fl_Group *o = controls = new Fl_Group( 2, 28, 149, 24 );
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{
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Fl_Button *o = record_button =
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new Fl_Button( 6, 28, 26, 24, "@circle" );
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o->type( 1 );
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o->box( FL_THIN_UP_BOX );
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o->color( FL_LIGHT1 );
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o->selection_color( FL_RED );
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o->labelsize( 8 );
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o->callback( cb_button, this );
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}
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{
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Fl_Button *o = mute_button =
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new Fl_Button( 35, 28, 26, 24, "m" );
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o->type( 1 );
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o->box( FL_THIN_UP_BOX );
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o->color( FL_LIGHT1 );
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o->labelsize( 11 );
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o->callback( cb_button, this );
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}
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{
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Fl_Button *o = solo_button =
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new Fl_Button( 66, 28, 26, 24, "s" );
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o->type( 1 );
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o->box( FL_THIN_UP_BOX );
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o->color( FL_LIGHT1 );
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o->labelsize( 11 );
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o->callback( cb_button, this );
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}
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{
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Fl_Menu_Button *o = take_menu =
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new Fl_Menu_Button( 97, 28, 47, 24, "T" );
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o->box( FL_THIN_UP_BOX );
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o->color( FL_LIGHT1 );
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o->align( FL_ALIGN_LEFT | FL_ALIGN_INSIDE );
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o->callback( cb_button, this );
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o->add( "Show all takes", 0, 0, 0, FL_MENU_TOGGLE );
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o->add( "New", 0, 0, 0, FL_MENU_DIVIDER );
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}
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o->end();
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}
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{
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Fl_Box *o = new Fl_Box( 0, 76, 149, 38 );
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o->box( FL_FLAT_BOX );
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Fl_Group::current()->resizable( o );
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}
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o->size( Track::width(), h() );
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o->end();
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}
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{
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Fl_Pack *o = pack = new Fl_Pack( width(), 0, 1006, 115 );
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o->labeltype( FL_NO_LABEL );
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o->resize( x() + width(), y(), w() - width(), h() );
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resizable( o );
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{
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Fl_Pack *o = control = new Fl_Pack( width(), 0, pack->w(), 115 );
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o->end();
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}
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{
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Fl_Pack *o = takes = new Fl_Pack( width(), 0, pack->w(), 115 );
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o->end();
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o->hide();
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}
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o->end();
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}
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end();
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/* /\* FIXME: should be configurable, but where? *\/ */
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/* create_outputs( 2 ); */
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/* create_inputs( 2 ); */
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playback_ds = new Playback_DS( this, engine->frame_rate(), engine->nframes(), output.size() );
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record_ds = new Record_DS( this, engine->frame_rate(), engine->nframes(), input.size() );
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}
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Track::Track ( const char *L, int channels ) :
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Fl_Group ( 0, 0, 0, 0, 0 )
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{
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init();
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if ( L )
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name( L );
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color( (Fl_Color)rand() );
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configure_inputs( channels );
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configure_outputs( channels );
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log_create();
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}
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Track::~Track ( )
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{
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log_destroy();
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}
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static int pack_visible( Fl_Pack *p )
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{
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int v = 0;
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for ( int i = p->children(); i--; )
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if ( p->child( i )->visible() )
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v++;
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return v;
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}
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/* adjust size of widget and children */
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void
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Track::resize ( void )
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{
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for ( int i = takes->children(); i--; )
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takes->child( i )->size( w(), height() );
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for ( int i = control->children(); i--; )
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control->child( i )->size( w(), height() );
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if ( _show_all_takes )
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{
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takes->show();
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Fl_Group::size( w(), height() * ( 1 + takes->children() + pack_visible( control ) ) );
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}
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else
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{
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takes->hide();
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Fl_Group::size( w(), height() * ( 1 + pack_visible( control ) ) );
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}
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if ( track() )
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track()->size( w(), height() );
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if ( controls->y() + controls->h() > y() + h() )
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controls->hide();
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else
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controls->show();
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if ( parent() )
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parent()->redraw();
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}
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void
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Track::size ( int v )
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{
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if ( v < 0 || v > 3 )
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return;
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_size = v;
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resize();
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}
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void
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Track::add ( Sequence * t )
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{
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takes->insert( *t, 0 );
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if ( ! t->name() )
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{
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char pat[20];
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snprintf( pat, sizeof( pat ), "%d", takes->children() );
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t->name( strdup( pat ) );
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}
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take_menu->add( t->name() );
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t->labeltype( FL_ENGRAVED_LABEL );
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}
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void
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Track::remove ( Sequence *t )
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{
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takes->remove( t );
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resize();
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// take_menu->remove( t->name() );
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}
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void
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Track::remove ( Control_Sequence *t )
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{
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control->remove( t );
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resize();
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}
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void
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Track::track ( Sequence * t )
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{
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t->track( this );
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if ( track() )
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add( track() );
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_track = t;
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pack->insert( *t, 0 );
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t->labeltype( FL_NO_LABEL );
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resize();
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}
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void
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Track::add ( Control_Sequence *t )
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{
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printf( "adding control sequence\n" );
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t->track( this );
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control->add( t );
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resize();
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}
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void
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Track::draw ( void )
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{
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if ( _selected )
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{
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Fl_Color c = color();
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color( FL_RED );
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Fl_Group::draw();
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color( c );
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}
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else
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Fl_Group::draw();
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}
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int
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Track::handle ( int m )
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{
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Logger log( this );
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switch ( m )
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{
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case FL_MOUSEWHEEL:
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{
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if ( ! Fl::event_shift() )
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return 0;
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int d = Fl::event_dy();
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printf( "%d\n", d );
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if ( d < 0 )
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size( size() - 1 );
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else
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size( size() + 1 );
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return 1;
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}
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case FL_PUSH:
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{
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int X = Fl::event_x();
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int Y = Fl::event_y();
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if ( Fl::event_button3() && X < Track::width() )
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{
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int c = output.size();
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/* context menu */
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Fl_Menu_Item menu[] =
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{
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{ "Type", 0, 0, 0, FL_SUBMENU },
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{ "Mono", 0, 0, 0, FL_MENU_RADIO | ( c == 1 ? FL_MENU_VALUE : 0 ) },
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{ "Stereo", 0, 0, 0, FL_MENU_RADIO | ( c == 2 ? FL_MENU_VALUE : 0 ) },
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{ "Quad", 0, 0, 0, FL_MENU_RADIO | ( c == 4 ? FL_MENU_VALUE : 0 ) },
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{ "...", 0, 0, 0, FL_MENU_RADIO | ( c == 3 || c > 4 ? FL_MENU_VALUE : 0 ) },
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{ 0 },
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{ "Color" },
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{ "Remove", 0, 0, 0, transport->rolling ? FL_MENU_INACTIVE : 0 },
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{ 0 },
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};
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const Fl_Menu_Item *r = menu->popup( X, Y, "Track" );
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if ( r && r > &menu[ 0 ] )
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{
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if ( r < &menu[ 4 ] )
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{
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int c = r - &menu[1];
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int ca[] = { 1, 2, 4 };
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configure_inputs( ca[ c ] );
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configure_outputs( ca[ c ] );
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}
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else
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{
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if ( r == &menu[ 4 ] )
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{
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const char *s = fl_input( "How many channels?", "3" );
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int c = atoi( s );
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if ( c <= 0 || c > 10 )
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fl_alert( "Invalid number of channels." );
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else
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{
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configure_inputs( c );
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configure_outputs( c );
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}
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}
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else if ( r == &menu[ 6 ] )
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{
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unsigned char r, g, b;
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Fl::get_color( color(), r, g, b );
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if ( fl_color_chooser( "Track Color", r, g, b ) )
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{
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color( fl_rgb_color( r, g, b ) );
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}
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// color( fl_show_colormap( color() ) );
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redraw();
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}
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else if ( r == &menu[ 7 ] )
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{
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int r = fl_choice( "Are you certain you want to remove track \"%s\"?", "Cancel", NULL, "Remove", name() );
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if ( r == 2 )
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{
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timeline->remove_track( this );
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/* FIXME: need to queue deletion. in a way that won't crash the playback. */
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// delete this;
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Fl::delete_widget( this );
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}
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}
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}
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}
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return 1;
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}
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}
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default:
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return Fl_Group::handle( m );
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}
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return 0;
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}
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/**********/
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/* Engine */
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/**********/
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const char *
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Track::name_for_port ( Port::type_e type, int n )
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{
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static char pname[256];
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snprintf( pname, sizeof( pname ), "%s/%s-%d",
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name(),
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type == Port::Output ? "out" : "in",
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n + 1 );
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return pname;
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}
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void
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Track::update_port_names ( void )
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{
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for ( int i = 0; i < output.size(); ++i )
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output[ i ].name( name_for_port( output[ i ].type(), i ) );
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for ( int i = 0; i < input.size(); ++i )
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input[ i ].name( name_for_port( input[ i ].type(), i ) );
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}
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bool
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Track::configure_outputs ( int n )
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{
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int on = output.size();
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if ( n == on )
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return true;
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// engine->lock();
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Playback_DS *ds = playback_ds;
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playback_ds = NULL;
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ds->shutdown();
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delete ds;
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if ( n > on )
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{
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for ( int i = on; i < n; ++i )
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{
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Port p( strdup( name_for_port( Port::Output, i ) ), Port::Output );
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if ( p.valid() )
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output.push_back( p );
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else
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printf( "error: could not create output port!\n" );
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}
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}
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else
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{
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for ( int i = on; i > n; --i )
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{
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output.back().shutdown();
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output.pop_back();
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}
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}
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playback_ds = new Playback_DS( this, engine->frame_rate(), engine->nframes(), output.size() );
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// engine->unlock();
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/* FIXME: bogus */
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return true;
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}
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bool
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Track::configure_inputs ( int n )
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{
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int on = input.size();
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if ( n == on )
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return true;
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// engine->lock();
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Record_DS *ds = record_ds;
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record_ds = NULL;
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ds->shutdown();
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delete ds;
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if ( n > on )
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{
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for ( int i = on; i < n; ++i )
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{
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Port p( strdup( name_for_port( Port::Input, i ) ), Port::Input );
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if ( p.valid() )
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input.push_back( p );
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else
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printf( "error: could not create input port!\n" );
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}
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}
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else
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{
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for ( int i = on; i > n; --i )
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{
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input.back().shutdown();
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input.pop_back();
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}
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}
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record_ds = new Record_DS( this, engine->frame_rate(), engine->nframes(), input.size() );
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// engine->unlock();
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/* FIXME: bogus */
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return true;
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}
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/* THREAD: RT */
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nframes_t
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Track::process ( nframes_t nframes )
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{
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if ( playback_ds )
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|
{
|
|
record_ds->process( nframes );
|
|
return playback_ds->process( nframes );
|
|
}
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
/* THREAD: RT */
|
|
void
|
|
Track::seek ( nframes_t frame )
|
|
{
|
|
if ( playback_ds )
|
|
return playback_ds->seek( frame );
|
|
}
|
|
|
|
|
|
|
|
/* FIXME: what about theading issues with this region/audiofile being
|
|
accessible from the UI thread? Need locking? */
|
|
|
|
#include "Region.H"
|
|
|
|
|
|
#include <time.h>
|
|
|
|
/** very cheap UUID generator... */
|
|
unsigned long long
|
|
uuid ( void )
|
|
{
|
|
time_t t = time( NULL );
|
|
|
|
return (unsigned long long) t;
|
|
}
|
|
|
|
|
|
/* THREAD: IO */
|
|
/** create capture region and prepare to record */
|
|
void
|
|
Track::record ( nframes_t frame )
|
|
{
|
|
assert( _capture == NULL );
|
|
|
|
char pat[256];
|
|
|
|
snprintf( pat, sizeof( pat ), "%s-%llu", name(), uuid() );
|
|
|
|
_capture_af = Audio_File_SF::create( pat, 48000, input.size(), Track::capture_format );
|
|
|
|
if ( ! _capture_af )
|
|
{
|
|
/* ERROR */
|
|
|
|
}
|
|
|
|
/* open it again for reading in the GUI thread */
|
|
Audio_File *af = Audio_File::from_file( _capture_af->name() );
|
|
|
|
_capture = new Region( af, track(), frame );
|
|
|
|
_capture->prepare();
|
|
}
|
|
|
|
/* THREAD: IO */
|
|
/** write a block to the (already opened) capture file */
|
|
void
|
|
Track::write ( sample_t *buf, nframes_t nframes )
|
|
{
|
|
nframes_t l = _capture_af->write( buf, nframes );
|
|
|
|
_capture->write( l );
|
|
}
|
|
|
|
#include <stdio.h>
|
|
|
|
/* THREAD: IO */
|
|
void
|
|
Track::stop ( nframes_t nframes )
|
|
{
|
|
_capture->finalize();
|
|
|
|
_capture = NULL;
|
|
}
|