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333 lines
10 KiB
333 lines
10 KiB
/*****************************************************************************
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* mosaic.js: VLC media player web interface - Mosaic specific functions
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*****************************************************************************
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* Copyright (C) 2005-2006 the VideoLAN team
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* $Id$
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*
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* Authors: Antoine Cellerier <dionoea -at- videolan -dot- org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
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*****************************************************************************/
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/**********************************************************************
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*
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*********************************************************************/
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var mosaic_alpha = 255;
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var mosaic_height = 0;
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var mosaic_width = 0;
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var mosaic_align = 5;
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var mosaic_xoffset = 0;
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var mosaic_yoffset = 0;
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var mosaic_vborder = 0;
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var mosaic_hborder = 0;
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var mosaic_position = 1;
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var mosaic_rows = 0;
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var mosaic_cols = 0;
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var mosaic_delay = 0;
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var cell_width = 0;
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var cell_height = 0;
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var streams = Object();
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var cells = Object();
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function mosaic_init()
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{
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document.getElementById( 'sout_transcode_extra' ).value = ",sfilter=mosaic}:bridge-in{offset=100";
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mosaic_size_change();
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/* Force usage of transcode in sout */
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document.getElementById( 'sout_vcodec_s' ).checked = 'checked';
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disable( 'sout_vcodec_s' );
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update_sout();
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}
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function mosaic_size_change()
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{
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var x,y;
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var bg_width = check_and_replace_int( "bg_width", "400" );
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var bg_height = check_and_replace_int( "bg_height", "300" );
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mosaic_height = check_and_replace_int( "mosaic_height", "100" );
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mosaic_width = check_and_replace_int( "mosaic_width", "100" );
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mosaic_xoffset = check_and_replace_int( "mosaic_xoffset", "10" );
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mosaic_yoffset = check_and_replace_int( "mosaic_yoffset", "10" );
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mosaic_vborder = check_and_replace_int( "mosaic_vborder", "5" );
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mosaic_hborder = check_and_replace_int( "mosaic_hborder", "10" );
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mosaic_rows = check_and_replace_int( "mosaic_rows", "1" );
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mosaic_cols = check_and_replace_int( "mosaic_cols", "1" );
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cell_width = Math.floor((mosaic_width-(mosaic_cols-1)*mosaic_hborder)/mosaic_cols);
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cell_height = Math.floor((mosaic_height-(mosaic_rows-1)*mosaic_vborder)/mosaic_rows);
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var mlayout = document.getElementById( "mosaic_layout" );
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while( mlayout.hasChildNodes() )
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mlayout.removeChild( mlayout.firstChild );
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mlayout.style.width = bg_width + "px";
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mlayout.style.height = bg_height + "px";
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if( mosaic_cols && mosaic_rows )
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{
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var mdt = document.createElement( 'div' );
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mdt.setAttribute( 'id', 'mosaic_dt' );
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setclass( mdt, 'mosaic_tbl' );
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mdt.style.width = mosaic_width + "px";
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mdt.style.height = mosaic_height + "px";
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mdt.style.top = mosaic_yoffset + "px";
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mdt.style.left = mosaic_xoffset + "px";
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var mtable = document.createElement( 'table' );
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mtable.setAttribute( 'id', 'mosaic_table' );
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mtable.style.top = "-" + mosaic_vborder + "px";
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mtable.style.left = "-" + mosaic_hborder + "px";
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mtable.style.width = (1*mosaic_width +2*mosaic_hborder) + "px";
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mtable.style.height = (1*mosaic_height+2*mosaic_vborder) + "px";
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mtable.style.borderSpacing = mosaic_hborder + "px " +
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mosaic_vborder + "px";
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var mtbody = document.createElement( 'tbody' );
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for( y = 0; y < mosaic_rows; y++ )
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{
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var mrow = document.createElement( 'tr' );
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for( x = 0; x < mosaic_cols; x++ )
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{
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var mcell = document.createElement( 'td' );
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setclass( mcell, 'mosaic_itm' );
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mcell.style.width = cell_width + "px";
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mcell.style.height = cell_height + "px";
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var id = x+'_'+y;
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var melt = create_button( cells[id] ? cells[id] : '?', 'mosaic_elt_choose(\"'+id+'\");' );
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melt.setAttribute( 'id', id );
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melt.setAttribute( 'title', 'Click to choose stream' );
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mcell.appendChild( melt );
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mrow.appendChild( mcell );
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}
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mtbody.appendChild( mrow );
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}
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mtable.appendChild( mtbody );
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mdt.appendChild( mtable );
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mlayout.appendChild( mdt );
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}
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mosaic_code_update();
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}
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function mosaic_add_input()
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{
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streams[ addunderscores( value('mosaic_input_name') ) ] =
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value('mosaic_input');
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mosaic_feedback( addunderscores( value('mosaic_input_name') ) + " ( " + value('mosaic_input') + " ) added to input list.", true );
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var mlist = document.getElementById( "mosaic_list_content" );
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while( mlist.hasChildNodes() )
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mlist.removeChild( mlist.firstChild );
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for( var name in streams )
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{
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var mrl = streams[name];
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var minput = document.createElement( 'a' );
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minput.setAttribute( 'href', 'javascript:mosaic_elt_select(\''+name+'\');');
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minput.setAttribute( 'id', name );
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minput.setAttribute( 'value', mrl );
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var minputtxt = document.createTextNode( name );
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minput.appendChild( minputtxt );
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mlist.appendChild( minput );
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mlist.appendChild( document.createTextNode( " ( "+mrl+" )" ) );
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mlist.appendChild( document.createElement( 'br' ) );
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}
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}
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function mosaic_elt_select( id )
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{
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hide( 'mosaic_list' );
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var ml = document.getElementById( 'mosaic_list' ).value;
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if( ml )
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{
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document.getElementById( ml ).value = id;
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cells[ ml ] = id;
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mosaic_code_update();
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}
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}
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function mosaic_elt_choose( id )
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{
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document.getElementById( 'mosaic_list' ).value = id;
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show( 'mosaic_list' );
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}
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function mosaic_code_update()
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{
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var code = document.getElementById( 'mosaic_code' );
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code.value =
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"##################################\n"+
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"## HTTP interface mosaic wizard ##\n"+
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"##################################\n"+
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"\n"+
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"# Comment the following line if you don't want to reset your VLM configuration\n"+
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"del all\n"+
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"\n"+
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"# Background options\n"+
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"new bg broadcast enabled\n"+
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"setup bg input " + sanitize_input( value( 'mosaic_bg_input' ) ) + "\n";
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if( value( 'mosaic_output' ) )
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{
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code.value +=
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"setup bg output " + value( 'mosaic_output' )+ "\n";
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}
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var o = /.*transcode.*/;
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if(! o.test( value( 'mosaic_output' ) ) )
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{
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code.value +=
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"setup bg option sub-source=mosaic\n"+
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"setup bg output #bridge-in{offset=100}:display\n";
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}
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code.value+=
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"\n"+
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"# Mosaic options\n"+
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"setup bg option mosaic-alpha=" + mosaic_alpha + "\n"+
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"setup bg option mosaic-height=" + mosaic_height + "\n"+
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"setup bg option mosaic-width=" + mosaic_width + "\n"+
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"setup bg option mosaic-align=" + mosaic_align + "\n"+
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"setup bg option mosaic-xoffset=" + mosaic_xoffset + "\n"+
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"setup bg option mosaic-yoffset=" + mosaic_yoffset + "\n"+
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"setup bg option mosaic-vborder=" + mosaic_vborder + "\n"+
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"setup bg option mosaic-hborder=" + mosaic_hborder + "\n"+
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"setup bg option mosaic-position=" + mosaic_position + "\n"+
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"setup bg option mosaic-rows=" + mosaic_rows + "\n"+
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"setup bg option mosaic-cols=" + mosaic_cols + "\n"+
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"setup bg option mosaic-order=";
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for( y = 0; y < mosaic_rows; y++ )
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{
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for( x = 0; x < mosaic_cols; x++ )
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{
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var id = x+'_'+y;
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if( cells[id] )
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code.value += cells[id];
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else
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code.value += '_';
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if( y != mosaic_rows - 1 || x != mosaic_cols - 1 )
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code.value += ',';
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}
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}
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code.value += "\n"+
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"setup bg option mosaic-delay=" + mosaic_delay + "\n"+
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"setup bg option mosaic-keep-picture\n"+
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"\n"+
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"# Input options\n";
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var x, y;
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for( y = 0; y < mosaic_rows; y++ )
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{
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for( x = 0; x < mosaic_cols; x++ )
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{
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var id = x+'_'+y;
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if( cells[id] )
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{
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var s = cells[id];
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code.value +=
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"new " + s + " broadcast enabled\n"+
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"setup " + s + " input " + sanitize_input( streams[s] ) + "\n"+
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"setup " + s + " output #duplicate{dst=mosaic-bridge{id=" + s + ",width="+cell_width+",height="+cell_height+"},select=video,dst=bridge-out{id="+(y*mosaic_cols+x)+"},select=audio}\n"+
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"\n";
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}
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}
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}
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code.value +=
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"# Launch everything\n"+
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"control bg play\n";
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for( y = 0; y < mosaic_rows; y++ )
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{
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for( x = 0; x < mosaic_cols; x++ )
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{
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var id = x+'_'+y;
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if( cells[id] )
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{
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var s = cells[id];
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code.value +=
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"control " + s + " play\n";
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}
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}
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}
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code.value +=
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"\n"+
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"# end of mosaic batch\n";
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}
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function mosaic_batch( batch )
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{
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var i;
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var commands = batch.split( '\n' );
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for( i = 0; i < commands.length; i++ )
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{
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mosaic_cmd( commands[i] );
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}
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}
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function mosaic_cmd( cmd )
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{
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loadXMLDoc( 'requests/vlm_cmd.xml?command='+cmd.replace(/\#/g, '%23'), parse_mosaic_cmd );
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}
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function parse_mosaic_cmd()
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{
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/* TODO */
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}
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function mosaic_stop()
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{
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var cmd;
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cmd = "control bg stop\n";
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var x,y;
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for( y = 0; y < mosaic_rows; y++ )
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{
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for( x = 0; x < mosaic_cols; x++ )
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{
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var id = x+'_'+y;
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if( cells[id] )
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{
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var s = cells[id];
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cmd += "control " + s + " stop\n";
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}
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}
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}
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mosaic_batch( cmd );
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}
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function mosaic_feedback( msg, ok )
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{
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var f = document.getElementById( "mosaic_feedback" );
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while( f.hasChildNodes() )
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f.removeChild( f.firstChild );
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f.style.fontWeight = "bold";
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if( ok )
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f.style.color = "#0f0";
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else
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f.style.color = "#f00";
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var t = document.createTextNode( ( ok ? "Info: " : "Error: " ) + msg );
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f.appendChild( t );
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}
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