+/*
+ * client.c -- dv1394d client demo
+ * Copyright (C) 2002-2003 Ushodaya Enterprises Limited
+ * Author: Charles Yates <charles.yates@pandora.be>
+ *
+ * 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; if not, write to the Free Software Foundation,
+ * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+/* System header files */
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+/* Application header files */
+#include "client.h"
+#include "io.h"
+
+/** Clip navigation enumeration.
+*/
+
+typedef enum
+{
+ absolute,
+ relative
+}
+dv_demo_whence;
+
+/** Function prototype for menu handling.
+*/
+
+typedef valerie_error_code (*demo_function)( dv_demo );
+
+/** The menu structure.
+*/
+
+typedef struct
+{
+ char *description;
+ struct menu_item
+ {
+ char *option;
+ demo_function function;
+ }
+ array[ 50 ];
+}
+*dv_demo_menu, dv_demo_menu_t;
+
+/** Forward reference to menu runner.
+*/
+
+extern valerie_error_code dv_demo_run_menu( dv_demo, dv_demo_menu );
+
+/** Foward references.
+*/
+
+extern valerie_error_code dv_demo_list_nodes( dv_demo );
+extern valerie_error_code dv_demo_add_unit( dv_demo );
+extern valerie_error_code dv_demo_select_unit( dv_demo );
+extern valerie_error_code dv_demo_execute( dv_demo );
+extern valerie_error_code dv_demo_load( dv_demo );
+extern valerie_error_code dv_demo_transport( dv_demo );
+static void *dv_demo_status_thread( void * );
+
+/** Connected menu definition.
+*/
+
+dv_demo_menu_t connected_menu =
+{
+ "Connected Menu",
+ {
+ { "Add Unit", dv_demo_add_unit },
+ { "Select Unit", dv_demo_select_unit },
+ { "Command Shell", dv_demo_execute },
+ { NULL, NULL }
+ }
+};
+
+/** Initialise the demo structure.
+*/
+
+dv_demo dv_demo_init( valerie_parser parser )
+{
+ dv_demo this = malloc( sizeof( dv_demo_t ) );
+ if ( this != NULL )
+ {
+ int index = 0;
+ memset( this, 0, sizeof( dv_demo_t ) );
+ strcpy( this->last_directory, "/" );
+ for ( index = 0; index < 4; index ++ )
+ {
+ this->queues[ index ].unit = index;
+ this->queues[ index ].position = -1;
+ }
+ this->parser = parser;
+ }
+ return this;
+}
+
+/** Display a status record.
+*/
+
+void dv_demo_show_status( dv_demo demo, valerie_status status )
+{
+ if ( status->unit == demo->selected_unit && demo->showing )
+ {
+ char temp[ 1024 ] = "";
+
+ sprintf( temp, "U%d ", demo->selected_unit );
+
+ switch( status->status )
+ {
+ case unit_offline:
+ strcat( temp, "offline " );
+ break;
+ case unit_undefined:
+ strcat( temp, "undefined " );
+ break;
+ case unit_not_loaded:
+ strcat( temp, "unloaded " );
+ break;
+ case unit_stopped:
+ strcat( temp, "stopped " );
+ break;
+ case unit_playing:
+ strcat( temp, "playing " );
+ break;
+ case unit_paused:
+ strcat( temp, "paused " );
+ break;
+ case unit_disconnected:
+ strcat( temp, "disconnect" );
+ break;
+ default:
+ strcat( temp, "unknown " );
+ break;
+ }
+
+ sprintf( temp + strlen( temp ), " %9.2f %9.2f %9.2f ", status->in, status->position, status->out );
+ strcat( temp, status->clip );
+
+ printf( "%-80.80s\r", temp );
+ fflush( stdout );
+ }
+}
+
+/** Determine action to carry out as dictated by the client unit queue.
+*/
+
+void dv_demo_queue_action( dv_demo demo, valerie_status status )
+{
+ dv_demo_queue queue = &demo->queues[ status->unit ];
+
+ /* SPECIAL CASE STATUS NOTIFICATIONS TO IGNORE */
+
+ /* When we've issued a LOAD on the previous notification, then ignore this one. */
+ if ( queue->ignore )
+ {
+ queue->ignore --;
+ return;
+ }
+
+ if ( queue->mode && status->status != unit_offline && queue->head != queue->tail )
+ {
+ if ( ( status->position >= status->out && status->speed > 0 ) || status->status == unit_not_loaded )
+ {
+ queue->position = ( queue->position + 1 ) % 50;
+ if ( queue->position == queue->tail )
+ queue->position = queue->head;
+ valerie_unit_load( demo->dv_status, status->unit, queue->list[ queue->position ] );
+ if ( status->status == unit_not_loaded )
+ valerie_unit_play( demo->dv, queue->unit );
+ queue->ignore = 1;
+ }
+ else if ( ( status->position <= status->in && status->speed < 0 ) || status->status == unit_not_loaded )
+ {
+ if ( queue->position == -1 )
+ queue->position = queue->head;
+ valerie_unit_load( demo->dv_status, status->unit, queue->list[ queue->position ] );
+ if ( status->status == unit_not_loaded )
+ valerie_unit_play( demo->dv, queue->unit );
+ queue->position = ( queue->position - 1 ) % 50;
+ queue->ignore = 1;
+ }
+ }
+}
+
+/** Status thread.
+*/
+
+static void *dv_demo_status_thread( void *arg )
+{
+ dv_demo demo = arg;
+ valerie_status_t status;
+ valerie_notifier notifier = valerie_get_notifier( demo->dv_status );
+
+ while ( !demo->terminated )
+ {
+ if ( valerie_notifier_wait( notifier, &status ) != -1 )
+ {
+ dv_demo_queue_action( demo, &status );
+ dv_demo_show_status( demo, &status );
+ if ( status.status == unit_disconnected )
+ demo->disconnected = 1;
+ }
+ }
+
+ return NULL;
+}
+
+/** Turn on/off status display.
+*/
+
+void dv_demo_change_status( dv_demo demo, int flag )
+{
+ if ( demo->disconnected && flag )
+ {
+ valerie_error_code error = valerie_connect( demo->dv );
+ if ( error == valerie_ok )
+ demo->disconnected = 0;
+ else
+ beep();
+ }
+
+ if ( flag )
+ {
+ valerie_status_t status;
+ valerie_notifier notifier = valerie_get_notifier( demo->dv );
+ valerie_notifier_get( notifier, &status, demo->selected_unit );
+ demo->showing = 1;
+ dv_demo_show_status( demo, &status );
+ }
+ else
+ {
+ demo->showing = 0;
+ printf( "%-80.80s\r", " " );
+ fflush( stdout );
+ }
+}
+
+/** Add a unit.
+*/
+
+valerie_error_code dv_demo_add_unit( dv_demo demo )
+{
+ valerie_error_code error = valerie_ok;
+ valerie_nodes nodes = valerie_nodes_init( demo->dv );
+ valerie_units units = valerie_units_init( demo->dv );
+
+ if ( valerie_nodes_count( nodes ) != -1 && valerie_units_count( units ) != -1 )
+ {
+ char pressed;
+ valerie_node_entry_t node;
+ valerie_unit_entry_t unit;
+ int node_index = 0;
+ int unit_index = 0;
+
+ printf( "Select a Node\n\n" );
+
+ for ( node_index = 0; node_index < valerie_nodes_count( nodes ); node_index ++ )
+ {
+ valerie_nodes_get( nodes, node_index, &node );
+ printf( "%d: %s - %s ", node_index + 1, node.guid, node.name );
+ for ( unit_index = 0; unit_index < valerie_units_count( units ); unit_index ++ )
+ {
+ valerie_units_get( units, unit_index, &unit );
+ if ( !strcmp( unit.guid, node.guid ) )
+ printf( "[U%d] ", unit.unit );
+ }
+ printf( "\n" );
+ }
+
+ printf( "0. Exit\n\n" );
+
+ printf( "Node: " );
+
+ while ( ( pressed = get_keypress( ) ) != '0' )
+ {
+ node_index = pressed - '1';
+ if ( node_index >= 0 && node_index < valerie_nodes_count( nodes ) )
+ {
+ int unit;
+ printf( "%c\n\n", pressed );
+ valerie_nodes_get( nodes, node_index, &node );
+ if ( valerie_unit_add( demo->dv, node.guid, &unit ) == valerie_ok )
+ {
+ printf( "Unit added as U%d\n", unit );
+ demo->selected_unit = unit;
+ }
+ else
+ {
+ int index = 0;
+ valerie_response response = valerie_get_last_response( demo->dv );
+ printf( "Failed to add unit:\n\n" );
+ for( index = 1; index < valerie_response_count( response ) - 1; index ++ )
+ printf( "%s\n", valerie_response_get_line( response, index ) );
+ }
+ printf( "\n" );
+ wait_for_any_key( NULL );
+ break;
+ }
+ else
+ {
+ beep( );
+ }
+ }
+ }
+ else
+ {
+ printf( "Invalid response from the server.\n\n" );
+ wait_for_any_key( NULL );
+ }
+
+ valerie_nodes_close( nodes );
+ valerie_units_close( units );
+
+ return error;
+}
+
+/** Select a unit.
+*/
+
+valerie_error_code dv_demo_select_unit( dv_demo demo )
+{
+ int terminated = 0;
+ int refresh = 1;
+
+ while ( !terminated )
+ {
+ valerie_units units = valerie_units_init( demo->dv );
+
+ if ( valerie_units_count( units ) > 0 )
+ {
+ valerie_unit_entry_t unit;
+ int index = 0;
+ char key = '\0';
+
+ if ( refresh )
+ {
+ printf( "Select a Unit\n\n" );
+
+ for ( index = 0; index < valerie_units_count( units ); index ++ )
+ {
+ valerie_units_get( units, index, &unit );
+ printf( "%d: U%d - %s [%s]\n", index + 1,
+ unit.unit,
+ unit.guid,
+ unit.online ? "online" : "offline" );
+ }
+ printf( "0: Exit\n\n" );
+
+ printf( "Unit [%d]: ", demo->selected_unit + 1 );
+ refresh = 0;
+ }
+
+ key = get_keypress( );
+
+ if ( key == '\r' )
+ key = demo->selected_unit + '1';
+
+ if ( key != '0' )
+ {
+ if ( key >= '1' && key < '1' + valerie_units_count( units ) )
+ {
+ demo->selected_unit = key - '1';
+ printf( "%c\n\n", key );
+ dv_demo_load( demo );
+ refresh = 1;
+ }
+ else
+ {
+ beep( );
+ }
+ }
+ else
+ {
+ printf( "0\n\n" );
+ terminated = 1;
+ }
+ }
+ else if ( valerie_units_count( units ) == 0 )
+ {
+ printf( "No units added - add a unit first\n\n" );
+ dv_demo_add_unit( demo );
+ }
+ else
+ {
+ printf( "Unable to obtain Unit List.\n" );
+ terminated = 1;
+ }
+
+ valerie_units_close( units );
+ }
+
+ return valerie_ok;
+}
+
+/** Execute an arbitrary command.
+*/
+
+valerie_error_code dv_demo_execute( dv_demo demo )
+{
+ valerie_error_code error = valerie_ok;
+ char command[ 10240 ];
+ int terminated = 0;
+
+ printf( "DV1394D Shell\n" );
+ printf( "Enter an empty command to exit.\n\n" );
+
+ while ( !terminated )
+ {
+ terminated = 1;
+ printf( "Command> " );
+
+ if ( chomp( get_string( command, 10240, "" ) ) != NULL )
+ {
+ if ( strcmp( command, "" ) )
+ {
+ int index = 0;
+ valerie_response response = NULL;
+ error = valerie_execute( demo->dv, 10240, command );
+ printf( "\n" );
+ response = valerie_get_last_response( demo->dv );
+ for ( index = 0; index < valerie_response_count( response ); index ++ )
+ {
+ char *line = valerie_response_get_line( response, index );
+ printf( "%4d: %s\n", index, line );
+ }
+ printf( "\n" );
+ terminated = 0;
+ }
+ }
+ }
+
+ printf( "\n" );
+
+ return error;
+}
+
+/** Add a file to the queue.
+*/
+
+valerie_error_code dv_demo_queue_add( dv_demo demo, dv_demo_queue queue, char *file )
+{
+ valerie_status_t status;
+ valerie_notifier notifier = valerie_get_notifier( demo->dv );
+
+ if ( ( queue->tail + 1 ) % 50 == queue->head )
+ queue->head = ( queue->head + 1 ) % 50;
+ strcpy( queue->list[ queue->tail ], file );
+ queue->tail = ( queue->tail + 1 ) % 50;
+
+ valerie_notifier_get( notifier, &status, queue->unit );
+ valerie_notifier_put( notifier, &status );
+
+ return valerie_ok;
+}
+
+/** Basic queue maintenance and status reports.
+*/
+
+valerie_error_code dv_demo_queue_maintenance( dv_demo demo, dv_demo_queue queue )
+{
+ printf( "Queue Maintenance for Unit %d\n\n", queue->unit );
+
+ if ( !queue->mode )
+ {
+ char ch;
+ printf( "Activate queueing? [Y] " );
+ ch = get_keypress( );
+ if ( ch == 'y' || ch == 'Y' || ch == '\r' )
+ queue->mode = 1;
+ printf( "\n\n" );
+ }
+
+ if ( queue->mode )
+ {
+ int terminated = 0;
+ int last_position = -2;
+
+ term_init( );
+
+ while ( !terminated )
+ {
+ int first = ( queue->position + 1 ) % 50;
+ int index = first;
+
+ if ( first == queue->tail )
+ index = first = queue->head;
+
+ if ( queue->head == queue->tail )
+ {
+ if ( last_position == -2 )
+ {
+ printf( "Queue is empty\n" );
+ printf( "\n" );
+ printf( "0 = exit, t = turn off queueing\n\n" );
+ last_position = -1;
+ }
+ }
+ else if ( last_position != queue->position )
+ {
+ printf( "Order of play\n\n" );
+
+ do
+ {
+ printf( "%c%02d: %s\n", index == first ? '*' : ' ', index, queue->list[ index ] + 1 );
+ index = ( index + 1 ) % 50;
+ if ( index == queue->tail )
+ index = queue->head;
+ }
+ while( index != first );
+
+ printf( "\n" );
+ printf( "0 = exit, t = turn off queueing, c = clear queue\n\n" );
+ last_position = queue->position;
+ }
+
+ dv_demo_change_status( demo, 1 );
+
+ switch( term_read( ) )
+ {
+ case -1:
+ break;
+ case '0':
+ terminated = 1;
+ break;
+ case 't':
+ terminated = 1;
+ queue->mode = 0;
+ break;
+ case 'c':
+ queue->head = queue->tail = 0;
+ queue->position = -1;
+ last_position = -2;
+ break;
+ }
+
+ dv_demo_change_status( demo, 0 );
+ }
+
+ term_exit( );
+ }
+
+ return valerie_ok;
+}
+
+/** Load a file to the selected unit. Horrible function - sorry :-/. Not a good
+ demo....
+*/
+
+valerie_error_code dv_demo_load( dv_demo demo )
+{
+ valerie_error_code error = valerie_ok;
+ int terminated = 0;
+ int refresh = 1;
+ int start = 0;
+
+ strcpy( demo->current_directory, demo->last_directory );
+
+ term_init( );
+
+ while ( !terminated )
+ {
+ valerie_dir dir = valerie_dir_init( demo->dv, demo->current_directory );
+
+ if ( valerie_dir_count( dir ) == -1 )
+ {
+ printf( "Invalid directory - retrying %s\n", demo->last_directory );
+ valerie_dir_close( dir );
+ dir = valerie_dir_init( demo->dv, demo->last_directory );
+ if ( valerie_dir_count( dir ) == -1 )
+ {
+ printf( "Invalid directory - going back to /\n" );
+ valerie_dir_close( dir );
+ dir = valerie_dir_init( demo->dv, "/" );
+ strcpy( demo->current_directory, "/" );
+ }
+ else
+ {
+ strcpy( demo->current_directory, demo->last_directory );
+ }
+ }
+
+ terminated = valerie_dir_count( dir ) == -1;
+
+ if ( !terminated )
+ {
+ int index = 0;
+ int selected = 0;
+ int max = 9;
+ int end = 0;
+
+ end = valerie_dir_count( dir );
+
+ strcpy( demo->last_directory, demo->current_directory );
+
+ while ( !selected && !terminated )
+ {
+ valerie_dir_entry_t entry;
+ int pressed;
+
+ if ( refresh )
+ {
+ char *action = "Load & Play";
+ if ( demo->queues[ demo->selected_unit ].mode )
+ action = "Queue";
+ printf( "%s from %s\n\n", action, demo->current_directory );
+ if ( strcmp( demo->current_directory, "/" ) )
+ printf( "-: Parent directory\n" );
+ for ( index = start; index < end && ( index - start ) < max; index ++ )
+ {
+ valerie_dir_get( dir, index, &entry );
+ printf( "%d: %s\n", index - start + 1, entry.name );
+ }
+ while ( ( index ++ % 9 ) != 0 )
+ printf( "\n" );
+ printf( "\n" );
+ if ( start + max < end )
+ printf( "space = more files" );
+ else if ( end > max )
+ printf( "space = return to start of list" );
+ if ( start > 0 )
+ printf( ", b = previous files" );
+ printf( "\n" );
+ printf( "0 = abort, t = transport, x = execute command, q = queue maintenance\n\n" );
+ refresh = 0;
+ }
+
+ dv_demo_change_status( demo, 1 );
+
+ pressed = term_read( );
+ switch( pressed )
+ {
+ case -1:
+ break;
+ case '0':
+ terminated = 1;
+ break;
+ case 'b':
+ refresh = start - max >= 0;
+ if ( refresh )
+ start = start - max;
+ break;
+ case ' ':
+ refresh = start + max < end;
+ if ( refresh )
+ {
+ start = start + max;
+ }
+ else if ( end > max )
+ {
+ start = 0;
+ refresh = 1;
+ }
+ break;
+ case '-':
+ if ( strcmp( demo->current_directory, "/" ) )
+ {
+ selected = 1;
+ ( *strrchr( demo->current_directory, '/' ) ) = '\0';
+ ( *( strrchr( demo->current_directory, '/' ) + 1 ) ) = '\0';
+ }
+ break;
+ case 't':
+ dv_demo_change_status( demo, 0 );
+ term_exit( );
+ dv_demo_transport( demo );
+ term_init( );
+ selected = 1;
+ break;
+ case 'x':
+ dv_demo_change_status( demo, 0 );
+ term_exit( );
+ dv_demo_execute( demo );
+ term_init( );
+ selected = 1;
+ break;
+ case 'q':
+ dv_demo_change_status( demo, 0 );
+ term_exit( );
+ dv_demo_queue_maintenance( demo, &demo->queues[ demo->selected_unit ] );
+ term_init( );
+ selected = 1;
+ break;
+ default:
+ if ( pressed >= '1' && pressed <= '9' )
+ {
+ if ( ( start + pressed - '1' ) < end )
+ {
+ valerie_dir_get( dir, start + pressed - '1', &entry );
+ selected = 1;
+ strcat( demo->current_directory, entry.name );
+ }
+ }
+ break;
+ }
+
+ dv_demo_change_status( demo, 0 );
+ }
+
+ valerie_dir_close( dir );
+ }
+
+ if ( !terminated && demo->current_directory[ strlen( demo->current_directory ) - 1 ] != '/' )
+ {
+ if ( demo->queues[ demo->selected_unit ].mode == 0 )
+ {
+ error = valerie_unit_load( demo->dv, demo->selected_unit, demo->current_directory );
+ valerie_unit_play( demo->dv, demo->selected_unit );
+ }
+ else
+ {
+ dv_demo_queue_add( demo, &demo->queues[ demo->selected_unit ], demo->current_directory );
+ printf( "File %s added to queue.\n", demo->current_directory );
+ }
+ strcpy( demo->current_directory, demo->last_directory );
+ refresh = 0;
+ }
+ else
+ {
+ refresh = 1;
+ start = 0;
+ }
+ }
+
+ term_exit( );
+
+ return error;
+}
+
+/** Set the in point of the clip on the select unit.
+*/
+
+valerie_error_code dv_demo_set_in( dv_demo demo )
+{
+ int position = 0;
+ valerie_status_t status;
+ valerie_notifier notifier = valerie_parser_get_notifier( demo->parser );
+ valerie_notifier_get( notifier, &status, demo->selected_unit );
+ position = status.position;
+ return valerie_unit_set_in( demo->dv, demo->selected_unit, position );
+}
+
+/** Set the out point of the clip on the selected unit.
+*/
+
+valerie_error_code dv_demo_set_out( dv_demo demo )
+{
+ int position = 0;
+ valerie_status_t status;
+ valerie_notifier notifier = valerie_parser_get_notifier( demo->parser );
+ valerie_notifier_get( notifier, &status, demo->selected_unit );
+ position = status.position;
+ return valerie_unit_set_out( demo->dv, demo->selected_unit, position );
+}
+
+/** Clear the in and out points on the selected unit.
+*/
+
+valerie_error_code dv_demo_clear_in_out( dv_demo demo )
+{
+ return valerie_unit_clear_in_out( demo->dv, demo->selected_unit );
+}
+
+/** Goto a user specified frame on the selected unit.
+*/
+
+valerie_error_code dv_demo_goto( dv_demo demo )
+{
+ int frame = 0;
+ printf( "Frame: " );
+ if ( get_int( &frame, 0 ) )
+ return valerie_unit_goto( demo->dv, demo->selected_unit, frame );
+ return valerie_ok;
+}
+
+/** Manipulate playback on the selected unit.
+*/
+
+valerie_error_code dv_demo_transport( dv_demo demo )
+{
+ valerie_error_code error = valerie_ok;
+ int refresh = 1;
+ int terminated = 0;
+ valerie_status_t status;
+ valerie_notifier notifier = valerie_get_notifier( demo->dv );
+
+ while ( !terminated )
+ {
+ if ( refresh )
+ {
+ printf( " +----+ +------+ +----+ +------+ +---+ +-----+ +------+ +-----+ +---+ \n" );
+ printf( " |1=-5| |2=-2.5| |3=-1| |4=-0.5| |5=1| |6=0.5| |7=1.25| |8=2.5| |9=5| \n" );
+ printf( " +----+ +------+ +----+ +------+ +---+ +-----+ +------+ +-----+ +---+ \n" );
+ printf( "\n" );
+ printf( "+----------------------------------------------------------------------+\n" );
+ printf( "| 0 = quit, x = eXecute, 'space' = pause |\n" );
+ printf( "| g = goto a frame, q = queue maintenance |\n" );
+ printf( "| h = step -1, j = end of clip, k = start of clip, l = step 1 |\n" );
+ printf( "| eof handling: p = pause, r = repeat, t = terminate |\n" );
+ printf( "| i = set in point, o = set out point, c = clear in/out |\n" );
+ printf( "| u = use point settings, d = don't use point settings |\n" );
+ printf( "+----------------------------------------------------------------------+\n" );
+ printf( "\n" );
+ term_init( );
+ refresh = 0;
+ }
+
+ dv_demo_change_status( demo, 1 );
+
+ switch( term_read( ) )
+ {
+ case '0':
+ terminated = 1;
+ break;
+ case -1:
+ break;
+ case ' ':
+ error = valerie_unit_pause( demo->dv, demo->selected_unit );
+ break;
+ case '1':
+ error = valerie_unit_play_at_speed( demo->dv, demo->selected_unit, -5000 );
+ break;
+ case '2':
+ error = valerie_unit_play_at_speed( demo->dv, demo->selected_unit, -2500 );
+ break;
+ case '3':
+ error = valerie_unit_play_at_speed( demo->dv, demo->selected_unit, -1000 );
+ break;
+ case '4':
+ error = valerie_unit_play_at_speed( demo->dv, demo->selected_unit, -500 );
+ break;
+ case '5':
+ error = valerie_unit_play( demo->dv, demo->selected_unit );
+ break;
+ case '6':
+ error = valerie_unit_play_at_speed( demo->dv, demo->selected_unit, 500 );
+ break;
+ case '7':
+ error = valerie_unit_play_at_speed( demo->dv, demo->selected_unit, 1250 );
+ break;
+ case '8':
+ error = valerie_unit_play_at_speed( demo->dv, demo->selected_unit, 2500 );
+ break;
+ case '9':
+ error = valerie_unit_play_at_speed( demo->dv, demo->selected_unit, 5000 );
+ break;
+ case 's':
+ error = valerie_unit_goto( demo->dv, demo->selected_unit, 0 );
+ break;
+ case 'h':
+ error = valerie_unit_step( demo->dv, demo->selected_unit, -1 );
+ break;
+ case 'j':
+ valerie_notifier_get( notifier, &status, demo->selected_unit );
+ error = valerie_unit_goto( demo->dv, demo->selected_unit, status.tail_out );
+ break;
+ case 'k':
+ valerie_notifier_get( notifier, &status, demo->selected_unit );
+ error = valerie_unit_goto( demo->dv, demo->selected_unit, status.in );
+ break;
+ case 'l':
+ error = valerie_unit_step( demo->dv, demo->selected_unit, 1 );
+ break;
+ case 'p':
+ error = valerie_unit_set( demo->dv, demo->selected_unit, "eof", "pause" );
+ break;
+ case 'r':
+ error = valerie_unit_set( demo->dv, demo->selected_unit, "eof", "loop" );
+ break;
+ case 't':
+ error = valerie_unit_set( demo->dv, demo->selected_unit, "eof", "stop" );
+ break;
+ case 'i':
+ error = dv_demo_set_in( demo );
+ break;
+ case 'o':
+ error = dv_demo_set_out( demo );
+ break;
+ case 'g':
+ dv_demo_change_status( demo, 0 );
+ term_exit( );
+ error = dv_demo_goto( demo );
+ refresh = 1;
+ break;
+ case 'c':
+ error = dv_demo_clear_in_out( demo );
+ break;
+ case 'u':
+ error = valerie_unit_set( demo->dv, demo->selected_unit, "points", "use" );
+ break;
+ case 'd':
+ error = valerie_unit_set( demo->dv, demo->selected_unit, "points", "ignore" );
+ break;
+ case 'x':
+ dv_demo_change_status( demo, 0 );
+ term_exit( );
+ dv_demo_execute( demo );
+ refresh = 1;
+ break;
+ case 'q':
+ dv_demo_change_status( demo, 0 );
+ term_exit( );
+ dv_demo_queue_maintenance( demo, &demo->queues[ demo->selected_unit ] );
+ refresh = 1;
+ break;
+ }
+
+ dv_demo_change_status( demo, 0 );
+ }
+
+ term_exit( );
+
+ return error;
+}
+
+/** Recursive menu execution.
+*/
+
+valerie_error_code dv_demo_run_menu( dv_demo demo, dv_demo_menu menu )
+{
+ char *items = "123456789abcdefghijklmnopqrstuvwxyz";
+ int refresh_menu = 1;
+ int terminated = 0;
+ int item_count = 0;
+ int item_selected = 0;
+ int index = 0;
+ char key;
+
+ while( !terminated )
+ {
+
+ if ( refresh_menu )
+ {
+ printf( "%s\n\n", menu->description );
+ for ( index = 0; menu->array[ index ].option != NULL; index ++ )
+ printf( "%c: %s\n", items[ index ], menu->array[ index ].option );
+ printf( "0: Exit\n\n" );
+ printf( "Select Option: " );
+ refresh_menu = 0;
+ item_count = index;
+ }
+
+ key = get_keypress( );
+
+ if ( demo->disconnected && key != '0' )
+ {
+ valerie_error_code error = valerie_connect( demo->dv );
+ if ( error == valerie_ok )
+ demo->disconnected = 0;
+ else
+ beep();
+ }
+
+ if ( !demo->disconnected || key == '0' )
+ {
+ item_selected = strchr( items, key ) - items;
+
+ if ( key == '0' )
+ {
+ printf( "%c\n\n", key );
+ terminated = 1;
+ }
+ else if ( item_selected >= 0 && item_selected < item_count )
+ {
+ printf( "%c\n\n", key );
+ menu->array[ item_selected ].function( demo );
+ refresh_menu = 1;
+ }
+ else
+ {
+ beep( );
+ }
+ }
+ }
+
+ return valerie_ok;
+}
+
+/** Entry point for main menu.
+*/
+
+void dv_demo_run( dv_demo this )
+{
+ this->dv = valerie_init( this->parser );
+ this->dv_status = valerie_init( this->parser );
+ if ( valerie_connect( this->dv ) == valerie_ok )
+ {
+ pthread_create( &this->thread, NULL, dv_demo_status_thread, this );
+ dv_demo_run_menu( this, &connected_menu );
+ this->terminated = 1;
+ pthread_join( this->thread, NULL );
+ this->terminated = 0;
+ }
+ else
+ {
+ printf( "Unable to connect." );
+ wait_for_any_key( "" );
+ }
+
+ valerie_close( this->dv_status );
+ valerie_close( this->dv );
+
+ printf( "Demo Exit.\n" );
+}
+
+/** Close the demo structure.
+*/
+
+void dv_demo_close( dv_demo demo )
+{
+ free( demo );
+}
+