mirrors
/
non
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity
non/Timeline/Track.C

646 lines
14 KiB
C
Raw Blame History

/*******************************************************************************/
/* Copyright (C) 2008 Jonathan Moore Liles */
/* */
/* 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; see the file COPYING. If not,write to the Free Software */
/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/*******************************************************************************/
#include "Track.H"
#include "Transport.H"
#include "Playback_DS.H"
#include "Record_DS.H"
#include "Engine.H"
#include "Port.H"
#include "../FL/Fl_Sometimes_Input.H"
#include <FL/fl_ask.H>
void
Track::cb_input_field ( Fl_Widget *w, void *v )
{
((Track*)v)->cb_input_field();
}
void
Track::cb_button ( Fl_Widget *w, void *v )
{
((Track*)v)->cb_button( w );
}
void
Track::cb_input_field ( void )
{
log_start();
name( name_field->value() );
log_end();
}
void
Track::cb_button ( Fl_Widget *w )
{
printf( "FIXME: inform mixer here\n" );
if ( w == record_button )
{
/* FIXME: wrong place for this! */
if ( record_button->value() )
record_ds->start( transport.frame );
else
record_ds->stop( transport.frame );
}
else
if ( w == take_menu )
{
int v = take_menu->value();
switch ( v )
{
case 0: /* show all takes */
show_all_takes( take_menu->menu()[ v ].value() );
return;
case 1: /* new */
track( track()->clone_empty() );
return;
}
const char *s = take_menu->menu()[ v ].text;
for ( int i = takes->children(); i--; )
{
Sequence *t = (Sequence*)takes->child( i );
if ( ! strcmp( s, t->name() ) )
{
track( t );
redraw();
break;
}
}
}
}
void
Track::init ( void )
{
_capture = NULL;
_track = NULL;
_name = NULL;
_selected = false;
_show_all_takes = false;
_size = 1;
labeltype( FL_NO_LABEL );
Fl_Group::size( timeline->w(), height() );
Track *o = this;
o->box( FL_THIN_UP_BOX );
{
Fl_Group *o = new Fl_Group( 2, 2, 149, 70 );
o->color( ( Fl_Color ) 53 );
{
Fl_Input *o = name_field = new Fl_Sometimes_Input( 2, 2, 144, 24 );
o->color( ( Fl_Color ) 33 );
o->labeltype( FL_NO_LABEL );
o->labelcolor( FL_GRAY0 );
o->textcolor( 32 );
o->callback( cb_input_field, (void*)this );
}
{
Fl_Group *o = controls = new Fl_Group( 2, 28, 149, 24 );
{
Fl_Button *o = record_button =
new Fl_Button( 6, 28, 26, 24, "@circle" );
o->type( 1 );
o->box( FL_THIN_UP_BOX );
o->color( FL_LIGHT1 );
o->selection_color( FL_RED );
o->labelsize( 8 );
o->callback( cb_button, this );
}
{
Fl_Button *o = mute_button =
new Fl_Button( 35, 28, 26, 24, "m" );
o->type( 1 );
o->box( FL_THIN_UP_BOX );
o->color( FL_LIGHT1 );
o->labelsize( 11 );
o->callback( cb_button, this );
}
{
Fl_Button *o = solo_button =
new Fl_Button( 66, 28, 26, 24, "s" );
o->type( 1 );
o->box( FL_THIN_UP_BOX );
o->color( FL_LIGHT1 );
o->labelsize( 11 );
o->callback( cb_button, this );
}
{
Fl_Menu_Button *o = take_menu =
new Fl_Menu_Button( 97, 28, 47, 24, "T" );
o->box( FL_THIN_UP_BOX );
o->color( FL_LIGHT1 );
o->align( FL_ALIGN_LEFT | FL_ALIGN_INSIDE );
o->callback( cb_button, this );
o->add( "Show all takes", 0, 0, 0, FL_MENU_TOGGLE );
o->add( "New", 0, 0, 0, FL_MENU_DIVIDER );
}
o->end();
}
{
Fl_Box *o = new Fl_Box( 0, 76, 149, 38 );
o->box( FL_FLAT_BOX );
Fl_Group::current()->resizable( o );
}
o->size( Track::width(), h() );
o->end();
}
{
Fl_Pack *o = pack = new Fl_Pack( width(), 0, 1006, 115 );
o->labeltype( FL_NO_LABEL );
o->resize( x() + width(), y(), w() - width(), h() );
Fl_Group::current()->resizable( o );
{
Fl_Pack *o = control = new Fl_Pack( width(), 0, pack->w(), 115 );
o->end();
}
{
Fl_Pack *o = takes = new Fl_Pack( width(), 0, pack->w(), 115 );
o->end();
o->hide();
}
o->end();
}
end();
/* /\* FIXME: should be configurable, but where? *\/ */
/* create_outputs( 2 ); */
/* create_inputs( 2 ); */
playback_ds = new Playback_DS( this, engine->frame_rate(), engine->nframes(), output.size() );
record_ds = new Record_DS( this, engine->frame_rate(), engine->nframes(), input.size() );
}
Track::Track ( const char *L, int channels ) :
Fl_Group ( 0, 0, 0, 0, 0 )
{
init();
if ( L )
name( L );
configure_inputs( channels );
configure_outputs( channels );
log_create();
}
Track::~Track ( )
{
log_destroy();
}
static int pack_visible( Fl_Pack *p )
{
int v = 0;
for ( int i = p->children(); i--; )
if ( p->child( i )->visible() )
v++;
return v;
}
/* adjust size of widget and children */
void
Track::resize ( void )
{
for ( int i = takes->children(); i--; )
takes->child( i )->size( w(), height() );
for ( int i = control->children(); i--; )
control->child( i )->size( w(), height() );
if ( _show_all_takes )
{
takes->show();
Fl_Group::size( w(), height() * ( 1 + takes->children() + pack_visible( control ) ) );
}
else
{
takes->hide();
Fl_Group::size( w(), height() * ( 1 + pack_visible( control ) ) );
}
if ( track() )
track()->size( w(), height() );
if ( controls->y() + controls->h() > y() + h() )
controls->hide();
else
controls->show();
parent()->redraw();
}
void
Track::size ( int v )
{
if ( v < 0 || v > 3 )
return;
_size = v;
resize();
}
void
Track::add ( Sequence * t )
{
takes->insert( *t, 0 );
if ( ! t->name() )
{
char pat[20];
snprintf( pat, sizeof( pat ), "%d", takes->children() );
t->name( strdup( pat ) );
take_menu->add( t->name() );
}
}
void
Track::remove ( Sequence *t )
{
takes->remove( t );
resize();
// take_menu->remove( t->name() );
}
void
Track::remove ( Control_Sequence *t )
{
control->remove( t );
resize();
}
void
Track::track ( Sequence * t )
{
t->track( this );
if ( track() )
add( track() );
_track = t;
pack->insert( *t, 0 );
resize();
}
void
Track::add ( Control_Sequence *t )
{
printf( "adding control sequence\n" );
t->track( this );
control->add( t );
resize();
}
void
Track::draw ( void )
{
if ( _selected )
{
Fl_Color c = color();
color( FL_RED );
Fl_Group::draw();
color( c );
}
else
Fl_Group::draw();
}
int
Track::handle ( int m )
{
Logger log( this );
switch ( m )
{
case FL_MOUSEWHEEL:
{
if ( ! Fl::event_shift() )
return 0;
int d = Fl::event_dy();
printf( "%d\n", d );
if ( d < 0 )
size( size() - 1 );
else
size( size() + 1 );
return 1;
}
case FL_PUSH:
{
int X = Fl::event_x();
int Y = Fl::event_y();
if ( Fl::event_button3() && X < Track::width() )
{
int c = output.size();
/* context menu */
Fl_Menu_Item menu[] =
{
{ "Type", 0, 0, 0, FL_SUBMENU },
{ "Mono", 0, 0, 0, FL_MENU_RADIO | ( c == 1 ? FL_MENU_VALUE : 0 ) },
{ "Stereo", 0, 0, 0, FL_MENU_RADIO | ( c == 2 ? FL_MENU_VALUE : 0 ) },
{ "Quad", 0, 0, 0, FL_MENU_RADIO | ( c == 4 ? FL_MENU_VALUE : 0 ) },
{ "...", 0, 0, 0, FL_MENU_RADIO | ( c == 3 || c > 4 ? FL_MENU_VALUE : 0 ) },
{ 0 },
{ 0 },
};
const Fl_Menu_Item *r = menu->popup( X, Y, "Track" );
if ( r )
{
if ( r < &menu[ 4 ] )
{
int c = r - &menu[1];
int ca[] = { 1, 2, 4 };
configure_inputs( ca[ c ] );
configure_outputs( ca[ c ] );
}
else
{
if ( r == &menu[ 4 ] )
{
const char *s = fl_input( "How many channels?", "3" );
int c = atoi( s );
if ( c <= 0 || c > 10 )
fl_alert( "Invalid number of channels." );
else
{
configure_inputs( c );
configure_outputs( c );
}
}
}
}
}
}
default:
return Fl_Group::handle( m );
}
}
/**********/
/* Engine */
/**********/
const char *
Track::name_for_port ( Port::type_e type, int n )
{
static char pname[256];
snprintf( pname, sizeof( pname ), "%s/%s-%d",
name(),
type == Port::Output ? "out" : "in",
n + 1 );
return pname;
}
void
Track::update_port_names ( void )
{
for ( int i = 0; i < output.size(); ++i )
output[ i ].name( name_for_port( output[ i ].type(), i ) );
for ( int i = 0; i < input.size(); ++i )
input[ i ].name( name_for_port( input[ i ].type(), i ) );
}
bool
Track::configure_outputs ( int n )
{
int on = output.size();
if ( n == on )
return true;
// engine->lock();
Playback_DS *ds = playback_ds;
playback_ds = NULL;
ds->shutdown();
delete ds;
if ( n > on )
{
for ( int i = on; i < n; ++i )
{
Port p( strdup( name_for_port( Port::Output, i ) ), Port::Output );
if ( p.valid() )
output.push_back( p );
else
printf( "error: could not create output port!\n" );
}
}
else
{
for ( int i = on; i > n; --i )
{
output.back().shutdown();
output.pop_back();
}
}
playback_ds = new Playback_DS( this, engine->frame_rate(), engine->nframes(), output.size() );
// engine->unlock();
/* FIXME: bogus */
return true;
}
bool
Track::configure_inputs ( int n )
{
int on = input.size();
if ( n == on )
return true;
// engine->lock();
Record_DS *ds = record_ds;
record_ds = NULL;
ds->shutdown();
delete ds;
if ( n > on )
{
for ( int i = on; i < n; ++i )
{
Port p( strdup( name_for_port( Port::Input, i ) ), Port::Input );
if ( p.valid() )
input.push_back( p );
else
printf( "error: could not create input port!\n" );
}
}
else
{
for ( int i = on; i > n; --i )
{
input.back().shutdown();
input.pop_back();
}
}
record_ds = new Record_DS( this, engine->frame_rate(), engine->nframes(), input.size() );
// engine->unlock();
/* FIXME: bogus */
return true;
}
/* THREAD: RT */
nframes_t
Track::process ( nframes_t nframes )
{
if ( playback_ds )
{
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.wav", name(), uuid() );
/* FIXME: hack */
Audio_File *af = Audio_File_SF::create( pat, 48000, input.size(), "Wav/24" );
_capture = new Region( af, track(), frame );
/* FIXME: wrong place for this */
_capture->_r->end = 0;
}
/* THREAD: IO */
/** write a block to the (already opened) capture file */
void
Track::write ( sample_t *buf, nframes_t nframes )
{
_capture->write( buf, nframes );
}
#include <stdio.h>
/* THREAD: IO */
void
Track::stop ( nframes_t nframes )
{
_capture->finalize();
_capture = NULL;
}
Reference in New Issue View Git Blame Copy Permalink