git.sesse.net Git - mlt/blob - src/mlt++/MltPlaylist.cpp

   1 /**
   2  * MltPlaylist.cpp - MLT Wrapper
   3  * Copyright (C) 2004-2005 Charles Yates
   4  * Author: Charles Yates <charles.yates@pandora.be>
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include <string.h>
  22 #include <stdlib.h>
  23 #include "MltPlaylist.h"
  24 #include "MltTransition.h"
  25 #include "MltProfile.h"
  26 using namespace Mlt;
  27
  28 ClipInfo::ClipInfo( ) :
  29         clip( 0 ),
  30         producer( NULL ),
  31         cut( NULL ),
  32         start( 0 ),
  33         resource( NULL ),
  34         frame_in( 0 ),
  35         frame_out( 0 ),
  36         frame_count( 0 ),
  37         length( 0 ),
  38         fps( 0 ),
  39         repeat( 0 )
  40 {
  41 }
  42
  43 ClipInfo::ClipInfo( mlt_playlist_clip_info *info ) :
  44         clip( info->clip ),
  45         producer( new Producer( info->producer ) ),
  46         cut( new Producer( info->cut ) ),
  47         start( info->start ),
  48         resource( info->resource? strdup( info->resource )  : 0 ),
  49         frame_in( info->frame_in ),
  50         frame_out( info->frame_out ),
  51         frame_count( info->frame_count ),
  52         length( info->length ),
  53         fps( info->fps ),
  54         repeat( info->repeat )
  55 {
  56 }
  57
  58 ClipInfo::~ClipInfo( )
  59 {
  60         delete producer;
  61         delete cut;
  62         free( resource );
  63 }
  64
  65 void ClipInfo::update( mlt_playlist_clip_info *info )
  66 {
  67         delete producer;
  68         delete cut;
  69         free( resource );
  70         clip = info->clip;
  71         producer = new Producer( info->producer );
  72         cut = new Producer( info->cut );
  73         start = info->start;
  74         resource = strdup( info->resource );
  75         frame_in = info->frame_in;
  76         frame_out = info->frame_out;
  77         frame_count = info->frame_count;
  78         length = info->length;
  79         fps = info->fps;
  80         repeat = info->repeat;
  81 }
  82
  83 Playlist::Playlist( ) :
  84         instance( NULL )
  85 {
  86         instance = mlt_playlist_init( );
  87 }
  88
  89 Playlist::Playlist( Profile& profile ) :
  90         instance( NULL )
  91 {
  92         instance = mlt_playlist_new( profile.get_profile() );
  93 }
  94
  95 Playlist::Playlist( Service &producer ) :
  96         instance( NULL )
  97 {
  98         if ( producer.type( ) == playlist_type )
  99         {
 100                 instance = ( mlt_playlist )producer.get_service( );
 101                 inc_ref( );
 102         }
 103 }
 104
 105 Playlist::Playlist( Playlist &playlist ) :
 106         Mlt::Producer( playlist ),
 107         instance( playlist.get_playlist( ) )
 108 {
 109         inc_ref( );
 110 }
 111
 112 Playlist::Playlist( mlt_playlist playlist ) :
 113         instance( playlist )
 114 {
 115         inc_ref( );
 116 }
 117
 118 Playlist::~Playlist( )
 119 {
 120         mlt_playlist_close( instance );
 121 }
 122
 123 mlt_playlist Playlist::get_playlist( )
 124 {
 125         return instance;
 126 }
 127
 128 mlt_producer Playlist::get_producer( )
 129 {
 130         return mlt_playlist_producer( get_playlist( ) );
 131 }
 132
 133 int Playlist::count( )
 134 {
 135         return mlt_playlist_count( get_playlist( ) );
 136 }
 137
 138 int Playlist::clear( )
 139 {
 140         return mlt_playlist_clear( get_playlist( ) );
 141 }
 142
 143 int Playlist::append( Producer &producer, int in, int out )
 144 {
 145         return mlt_playlist_append_io( get_playlist( ), producer.get_producer( ), in, out );
 146 }
 147
 148 int Playlist::blank( int out )
 149 {
 150         return mlt_playlist_blank( get_playlist( ), out );
 151 }
 152
 153 int Playlist::blank( const char *length )
 154 {
 155         return mlt_playlist_blank_time( get_playlist( ), length );
 156 }
 157
 158 int Playlist::clip( mlt_whence whence, int index )
 159 {
 160         return mlt_playlist_clip( get_playlist( ), whence, index );
 161 }
 162
 163 int Playlist::current_clip( )
 164 {
 165         return mlt_playlist_current_clip( get_playlist( ) );
 166 }
 167
 168 Producer *Playlist::current( )
 169 {
 170         return new Producer( mlt_playlist_current( get_playlist( ) ) );
 171 }
 172
 173 ClipInfo *Playlist::clip_info( int index, ClipInfo *info )
 174 {
 175         mlt_playlist_clip_info clip_info;
 176         if ( mlt_playlist_get_clip_info( get_playlist( ), &clip_info, index ) )
 177                 return NULL;
 178         if ( info == NULL )
 179                 return new ClipInfo( &clip_info );
 180         info->update( &clip_info );
 181         return info;
 182 }
 183
 184 void Playlist::delete_clip_info( ClipInfo *info )
 185 {
 186         delete info;
 187 }
 188
 189 int Playlist::insert( Producer &producer, int where, int in, int out )
 190 {
 191         return mlt_playlist_insert( get_playlist( ), producer.get_producer( ), where, in, out );
 192 }
 193
 194 int Playlist::remove( int where )
 195 {
 196         return mlt_playlist_remove( get_playlist( ), where );
 197 }
 198
 199 int Playlist::move( int from, int to )
 200 {
 201         return mlt_playlist_move( get_playlist( ), from, to );
 202 }
 203
 204 int Playlist::resize_clip( int clip, int in, int out )
 205 {
 206         return mlt_playlist_resize_clip( get_playlist( ), clip, in, out );
 207 }
 208
 209 int Playlist::split( int clip, int position )
 210 {
 211         return mlt_playlist_split( get_playlist( ), clip, position );
 212 }
 213
 214 int Playlist::split_at( int position, bool left )
 215 {
 216         return mlt_playlist_split_at( get_playlist( ), position, left );
 217 }
 218
 219 int Playlist::join( int clip, int count, int merge )
 220 {
 221         return mlt_playlist_join( get_playlist( ), clip, count, merge );
 222 }
 223
 224 int Playlist::mix( int clip, int length, Transition *transition )
 225 {
 226         return mlt_playlist_mix( get_playlist( ), clip, length, transition == NULL ? NULL : transition->get_transition( ) );
 227 }
 228
 229 int Playlist::mix_add( int clip, Transition *transition )
 230 {
 231         return mlt_playlist_mix_add( get_playlist( ), clip, transition == NULL ? NULL : transition->get_transition( ) );
 232 }
 233
 234 int Playlist::repeat( int clip, int count )
 235 {
 236         return mlt_playlist_repeat_clip( get_playlist( ), clip, count );
 237 }
 238
 239 Producer *Playlist::get_clip( int clip )
 240 {
 241         mlt_producer producer = mlt_playlist_get_clip( get_playlist( ), clip );
 242         return producer != NULL ? new Producer( producer ) : NULL;
 243 }
 244
 245 Producer *Playlist::get_clip_at( int position )
 246 {
 247         mlt_producer producer = mlt_playlist_get_clip_at( get_playlist( ), position );
 248         return producer != NULL ? new Producer( producer ) : NULL;
 249 }
 250
 251 int Playlist::get_clip_index_at( int position )
 252 {
 253         return mlt_playlist_get_clip_index_at( get_playlist( ), position );
 254 }
 255
 256 bool Playlist::is_mix( int clip )
 257 {
 258         return mlt_playlist_clip_is_mix( get_playlist( ), clip ) != 0;
 259 }
 260
 261 bool Playlist::is_blank( int clip )
 262 {
 263         return mlt_playlist_is_blank( get_playlist( ), clip ) != 0;
 264 }
 265
 266 bool Playlist::is_blank_at( int position )
 267 {
 268         return mlt_playlist_is_blank_at( get_playlist( ), position ) != 0;
 269 }
 270
 271 Producer *Playlist::replace_with_blank( int clip )
 272 {
 273         mlt_producer producer = mlt_playlist_replace_with_blank( get_playlist( ), clip );
 274         Producer *object = producer != NULL ? new Producer( producer ) : NULL;
 275         mlt_producer_close( producer );
 276         return object;
 277 }
 278
 279 void Playlist::consolidate_blanks( int keep_length )
 280 {
 281         return mlt_playlist_consolidate_blanks( get_playlist( ), keep_length );
 282 }
 283
 284 void Playlist::insert_blank(int clip, int out )
 285 {
 286         mlt_playlist_insert_blank( get_playlist( ), clip, out );
 287 }
 288
 289 void Playlist::pad_blanks( int position, int length, int find )
 290 {
 291         mlt_playlist_pad_blanks( get_playlist( ), position, length, find );
 292 }
 293
 294 int Playlist::insert_at( int position, Producer *producer, int mode )
 295 {
 296         return mlt_playlist_insert_at( get_playlist( ), position, producer->get_producer( ), mode );
 297 }
 298
 299 int Playlist::insert_at( int position, Producer &producer, int mode )
 300 {
 301         return mlt_playlist_insert_at( get_playlist( ), position, producer.get_producer( ), mode );
 302 }
 303
 304 int Playlist::clip_start( int clip )
 305 {
 306         return mlt_playlist_clip_start( get_playlist( ), clip );
 307 }
 308
 309 int Playlist::blanks_from( int clip, int bounded )
 310 {
 311         return mlt_playlist_blanks_from( get_playlist( ), clip, bounded );
 312 }
 313
 314 int Playlist::clip_length( int clip )
 315 {
 316         return mlt_playlist_clip_length( get_playlist( ), clip );
 317 }
 318
 319 int Playlist::remove_region( int position, int length )
 320 {
 321         return mlt_playlist_remove_region( get_playlist( ), position, length );
 322 }
 323
 324 int Playlist::move_region( int position, int length, int new_position )
 325 {
 326         return mlt_playlist_move_region( get_playlist( ), position, length, new_position );
 327 }
 328